gcc/ChangeLog

   1 2011-05-31  Ira Rosen  <ira.rosen@linaro.org>
   2
   3         PR tree-optimization/49093
   4         * tree-vect-data-refs.c (vect_analyze_data_refs): Fail for volatile
   5         data references.
   6
   7 2011-05-31  Dodji Seketeli  <dodji@redhat.com>
   8
   9         PR debug/49047
  10         * dwarf2out.c (gen_subprogram_die): Emit linkage name attribute
  11         for concrete functions containing the code of cloned functions.
  12
  13 2011-05-31  Richard Guenther  <rguenther@suse.de>
  14
  15         * tree-ssa-forwprop.c (forward_propagate_into_comparison): Rename
  16         to ...
  17         (forward_propagate_into_comparison_1): ... this.
  18         (forward_propagate_comparison): Rename to ...
  19         (forward_propagate_into_comparison): ... this.  Split out
  20         real forward propagation code to ...
  21         (forward_propagate_comparison): ... this.
  22         (forward_propagate_into_gimple_cond): Remove looping.
  23         (forward_propagate_into_cond): Likewise.
  24         (simplify_not_neg_expr): Return whether we have done something.
  25         (simplify_gimple_switch): Likewise.
  26         (tree_ssa_forward_propagate_single_use_vars): Rename to ...
  27         (ssa_forward_propagate_and_combine): ... this.  Re-structure
  28         to do a forward forward-propagation walk on BBs and a backward
  29         stmt combining walk on BBs.  Consistently re-scan changed
  30         statements.
  31         (pass_forwprop): Adjust.
  32
  33 2011-05-30  Ian Lance Taylor  <iant@google.com>
  34
  35         * godump.c (go_format_type): Correct length of name added to
  36         obstack for anonymous field.
  37
  38 2011-05-30  Kaz Kojima  <kkojima@gcc.gnu.org>
  39
  40         PR target/49186
  41         * config/sh/sh.c (expand_cbranchdi4): Set msw_skip when the high
  42         part of the second operand is 0.
  43
  44 2011-05-30  Uros Bizjak  <ubizjak@gmail.com>
  45
  46         * config/i386/i386.md (*movxf_internal): Penalize FYx*r->o alternative
  47         to prevent partial memory stalls.  Do not move CONST_DOUBLEs directly
  48         to memory for !TARGET_MEMORY_MISMATCH_STALL.
  49         (*movdf_internal_rex64): Do not penalize F->r alternative.
  50         (*movdf_internal):  Penalize FYd*r->o alternative to prevent partial
  51         memory stalls.  Generate SSE and x87 CONST_DOUBLE immediates only
  52         when optimizing function for size.  Do not move CONST_DOUBLEs
  53         directly to memory for !TARGET_MEMORY_MISMATCH_STALL.
  54         (FP move splitters): Merge {TF,XF,DF}mode move splitters.  Do not
  55         handle SUBREGs.  Do not check for MEM_P operands in the insn condition,
  56         check for ANY_FP_REGNO_P instead.
  57         * config/i386/constraints.md (Yd): Enable GENERAL_REGS for
  58         TARGET_64BIT and for TARGET_INTEGER_DFMODE_MOVES when optimizing
  59         function for speed.
  60         * config/i386/i386.c (ix86_option_override_internal): Do not
  61         set TARGET_INTEGER_DFMODE_MOVES here.
  62
  63 2011-05-30  H.J. Lu  <hongjiu.lu@intel.com>
  64
  65         PR target/49168
  66         * config/i386/i386.md (*movtf_internal): Handle misaligned
  67         load/store.
  68
  69 2011-05-30  Jakub Jelinek  <jakub@redhat.com>
  70
  71         * dwarf2out.c (modified_type_die, gen_reference_type_die): Use
  72         DW_TAG_rvalue_reference_type even for
  73         -gdwarf-4 -fno-debug-types-section.
  74
  75 2011-05-30  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
  76
  77         PR tree-optimization/46728
  78         * tree-ssa-math-opts.c (build_and_insert_call): Reorder parms.
  79         (build_and_insert_binop): New.
  80         (gimple_expand_builtin_pow): Reorder args for
  81         build_and_insert_call; use build_and_insert_binop; add more
  82         optimizations for fractional exponents.
  83
  84 2011-05-30  Nathan Froyd  <froydnj@gcc.gnu.org>
  85
  86         PR bootstrap/49190
  87
  88         Revert:
  89         2011-05-26  Nathan Froyd  <froydnj@codesourcery.com>
  90
  91         * tree.h (struct tree_identifier): Inherit from tree_typed, not
  92         tree_common.
  93         (HT_IDENT_TO_GCC_IDENT): Adjust for said change.
  94         * tree.c (initialize_tree_contains_struct): Mark TS_IDENTIFIER as
  95         TS_BASE instead of TS_COMMON.
  96         * varasm.c (assemble_name): Remove assert.
  97
  98 2011-05-30  Richard Sandiford  <rdsandiford@googlemail.com>
  99
 100         * config.gcc: Keep obselete list sorted.
 101
 102 2011-05-30  Jakub Jelinek  <jakub@redhat.com>
 103             Eric Botcazou  <ebotcazou@adacore.com>
 104
 105         * var-tracking.c (vt_add_function_parameter): Remap incoming MEMs with
 106         crtl->args.internal_arg_pointer based address to arg_pointer_rtx if
 107         there is a DRAP register and arg_pointer_rtx is the CFA pointer.
 108         (vt_init_cfa_base): Don't equate cfa_base_rtx if stack was realigned.
 109         (vt_initialize): Initialize cfa_base_rtx if there is a DRAP register.
 110
 111 2011-05-30  Richard Guenther  <rguenther@suse.de>
 112
 113         * gimple.c (gimple_types_compatible_p_1): Compare record
 114         and union type members properly.
 115
 116 2011-05-30  Richard Guenther  <rguenther@suse.de>
 117
 118         PR tree-optimization/49210
 119         * ipa-split.c (split_function): Care for the case where the
 120         call result is not trivially convertible to the result holding
 121         variable.
 122
 123 2011-05-30  Richard Guenther  <rguenther@suse.de>
 124
 125         PR tree-optimization/49218
 126         * tree-vrp.c (adjust_range_with_scev): Properly check whether
 127         overflow occured.
 128
 129 2011-05-30  Richard Guenther  <rguenther@suse.de>
 130
 131         * tree-ssa-forwprop.c (forward_propagate_into_comparison):
 132         New function split out from ...
 133         (forward_propagate_into_gimple_cond): ... here.  Adjust.
 134         (forward_propagate_into_cond): Likewise.
 135         (forward_propagate_comparison): Also propagate into
 136         comparisons on assignment RHS.  Change return value to
 137         behave similar to forward_propagate_into_cond.
 138         (tree_ssa_forward_propagate_single_use_vars): Handle
 139         strict-overflow warnings properly for forward_propagate_comparison.
 140
 141 2011-05-30  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 142
 143         * configure.ac (gcc_cv_lto_plugin): Determine lto plugin support
 144         from plugin linker.
 145         * configure: Regenerate.
 146
 147 2011-05-30  Ira Rosen  <ira.rosen@linaro.org>
 148
 149         PR tree-optimization/49199
 150         * tree-vect-loop.c (vect_is_slp_reduction): Check that the
 151         non-reduction operands are either defined in the loop or by induction.
 152
 153 2011-05-29  Xinliang David Li  <davidxl@google.com>
 154
 155         * opts-global.c (handle_common_deferred_options): Handle new options.
 156         * passes.c (register_one_dump_file): Call register_pass_name.
 157         (execute_one_pass): Check explicit enable/disable flag.
 158         (passr_hash): New function.
 159         (passr_eq): Ditto.
 160         (register_pass_name): Ditto.
 161         (get_pass_by_name): Ditto.
 162         (pass_hash): Ditto.
 163         (pass_eq): Ditto.
 164         (enable_pass): Ditto.
 165         (disable_pass): Ditto.
 166         (is_pass_explicitly_enabled_or_disabled): Ditto.
 167
 168 2011-05-29  Uros Bizjak  <ubizjak@gmail.com>
 169
 170         * config/i386/i386.md (*movoi_internal_avx): Use
 171         standard_sse_constant_opcode for alternative 0.
 172         (*movti_internal_sse): Ditto.
 173         (*movti_internal_rex64): Use standard_sse_constant_opcode for
 174         alternative 2.
 175         (*movdi_internal_rex64): Use standard_sse_constant_opcode for
 176         sselog1 type moves.
 177         (*movsi_internal): Ditto.
 178         (*movdi_internal): Ditto.  Add ssecvt type moves.
 179
 180 2011-05-29  Eric Botcazou  <ebotcazou@adacore.com>
 181
 182         PR target/48830
 183         * rtlanal.c (simplify_subreg_regno): Adjust comment.
 184
 185 2011-05-29  Jakub Jelinek  <jakub@redhat.com>
 186
 187         PR rtl-optimization/49095
 188         * config/i386/predicates.md (plusminuslogic_operator): New predicate.
 189         * config/i386/i386.md: Add peepholes for mem {+,-,&,|,^}= x; mem != 0.
 190
 191 2011-05-29  Richard Sandiford  <rdsandiford@googlemail.com>
 192
 193         PR target/43995
 194         * config/mips/mips.c (mips_pic_call_symbol_from_set): Add a
 195         recurse_p argument.  Only follow register copies if it is set,
 196         and prevent mips_find_pic_call_symbol from recursing.
 197         (mips_find_pic_call_symbol): Add a recurse_p argument.
 198         Pass it to mips_pic_call_symbol_from_set.
 199         (mips_annotate_pic_calls): Update accordingly.
 200
 201 2011-05-29  Richard Sandiford  <rdsandiford@googlemail.com>
 202
 203         * emit-rtl.c (try_split): Use a loop to search for
 204         NOTE_INSN_CALL_ARG_LOCATIONs.
 205
 206 2011-05-29  Richard Guenther  <rguenther@suse.de>
 207
 208         PR tree-optimization/49217
 209         * ipa-pure-const.c (propagate_pure_const): Fix typos.
 210
 211 2011-05-28  Jan Hubicka  <jh@suse.cz>
 212
 213         * lto-streamer-out.c (hash_string_slot_node): Hash string based on its
 214         length.
 215         (string_slot_free): Remove
 216         (create_output_block): Initialize obstack.
 217         (destroy_output_block): Free obstack.
 218         (lto_string_index): Add PERSISTENT parameter; do not duplicate
 219         the string unless it needs to be added into the hash.
 220         (lto_output_string_with_length): Add persistent attribute;
 221         handle NULL strings.
 222         (lto_output_string): Add PERSISTENT parameter.
 223         (output_string_cst, output_identifier): Simplify.
 224         (lto_output_location_bitpack): Update.
 225         (lto_output_builtin_tree): Update.
 226         * lto-streamer.h (struct output_block): Add obstack.
 227         (lto_output_string, lto_output_string_with_length): Remove
 228         declarations; functions are static now.
 229
 230 2011-05-28  Jan Hubicka  <jh@suse.cz>
 231
 232         * lto-streamer-out.c (pack_ts_fixed_cst_value_fields,
 233         pack_ts_decl_common_value_fields, pack_ts_decl_with_vis_value_fields,
 234         pack_ts_function_decl_value_fields, lto_output_builtin_tree,
 235         output_cfg, output_gimple_stmt): Use enum and variable length i/o.
 236         * lto-streamer-in.c (input_cfg, input_gimple_stmt,
 237         unpack_ts_fixed_cst_value_fields, unpack_ts_decl_common_value_fields,
 238         unpack_ts_decl_with_vis_value_fields,
 239         unpack_ts_type_common_value_fields, unpack_ts_block_value_fields,
 240         lto_get_builtin_tree): Use enum and variable length i/o.
 241         * basic-block.h (profile_status_d): Add PROFILE_LAST.
 242         * lto-streamer.h (bp_pack_int_in_range, bp_unpack_int_in_range):
 243         New functions.
 244         (bp_pack_enum, bp_unpack_enum): New macros.
 245
 246 2011-05-28  Richard Sandiford  <rdsandiford@googlemail.com>
 247
 248         * genrecog.c: Remove redundant forward declarations.
 249
 250 2011-05-28  Richard Sandiford  <rdsandiford@googlemail.com>
 251
 252         * config.gcc: Deprecate mips*-*-openbsd*.
 253
 254 2011-05-28  Richard Sandiford  <rdsandiford@googlemail.com>
 255
 256         PR bootstrap/49195
 257         * genrecog.c (add_to_sequence): Use XEXP rather than XVECEXP
 258         for match_op_dup.
 259
 260 2011-05-27  Andrew Pinski  <pinskia@gmail.com>
 261
 262         PR middle-end/48981
 263         * gengtype.c (vec_prefix_type): New function.
 264         (note_def_vec): Use vec_prefix_type and change the length
 265         attribute to be based on the prefix.
 266         * vec.c: Include coretypes.h before vec.h.
 267         (struct vec_prefix): Remove.
 268         (vec_gc_p_reserve): Change the offsetof to sizeof.
 269         (vec_gc_p_reserve_exact): Likewise.
 270         (vec_heap_p_reserve): Likewise.
 271         (vec_heap_p_reserve_exact): Likewise.
 272         (vec_stack_o_reserve_1): Copy from +1 instead of from vec.
 273         (vec_stack_p_reserve): Change the offsetof to sizeof.
 274         (vec_stack_p_reserve_exact): Likewise.
 275         * vec.h (struct vec_prefix): New struct definition.
 276         (VEC_T(T,B)): Use vec_prefix instead of having num/alloc fields.
 277         (VEC_T_GTY(T,B)): Likewise.
 278         (DEF_VEC_FUNC_P(T)): Use prefix field.
 279         (DEF_VEC_NONALLOC_FUNCS_O(T,A)): Likewise.
 280         (DEF_VEC_NONALLOC_FUNCS_I(T,A)): Likewise.
 281
 282 2011-05-27  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
 283
 284         PR tree-optimization/46728
 285         * tree-ssa-math-opts.c (powi_as_mults_1): Add gimple_set_location.
 286         (powi_as_mults): Add gimple_set_location.
 287         (build_and_insert_call): New.
 288         (gimple_expand_builtin_pow): Add handling for pow(x,y) when y is
 289         0.5, 0.25, 0.75, 1./3., or 1./6.
 290
 291 2011-05-27  Alexander Monakov  <amonakov@ispras.ru>
 292
 293         * doc/contrib.texi: Update copyright years.
 294         (Contributors): Add Zdenek Sojka.
 295
 296 2011-05-27  Nathan Froyd  <froydnj@codesourcery.com>
 297
 298         * c-decl.c (c_push_function_context): Copy the current statement
 299         list stack.
 300         (add_stmt): Check building_stmt_list_p and push_stmt if necessary.
 301         (finish_struct): Call building_stmt_list_p instead of checking
 302         cur_stmt_list.
 303         * c-parser.c (c_parser_postfix_expression): Likewise.
 304         * c-typeck.c (c_end_compound_stmt): Likewise.
 305         * print-tree.c (print_node) [STATEMENT_LIST]: Don't print TREE_CHAIN.
 306         * tree-iterator.c (stmt_list_cache): Change to a VEC.
 307         (alloc_stmt_list): Adjust for stmt_list_cache's new type.
 308         (free_stmt_list): Likewise.
 309         * tree.h (struct tree_statement_list): Include typed_tree instead
 310         of tree_common.
 311         * tree.c (initialize_tree_contains_struct): Mark TS_STATEMENT_LIST
 312         as TS_TYPED instead of TS_COMMON.
 313
 314 2011-05-27  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 315             Uros Bizjak <ubizjak@gmail.com>
 316
 317         * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check for @tlsgdplt
 318         (HAVE_AS_IX86_TLSGDPTL): Define.
 319         (gcc_cv_as_ix86_tlsldmplt): Check for @tlsldmplt.
 320         (HAVE_AS_IX86_TLSLDMPLT): Define.
 321         * configure: Regenerate.
 322         * config.in: Regenerate.
 323         * config/i386/i386.c (ix86_print_operand): Handle code 'p'.
 324         * config/i386/i386.md (*tls_global_dynamic_32_gnu): If
 325         TARGET_SUN_TLS, use @tlsgdplt or @plt.
 326         (*tls_global_dynamic_64): Use @plt if TARGET_SUN_TLS.
 327         (*tls_local_dynamic_base_32_gnu): If TARGET_SUN_TLS, use
 328         @tlsldmplt or @plt.
 329         (*tls_local_dynamic_base_64): Use @plt if TARGET_SUN_TLS.
 330
 331 2011-05-27  Bernd Schmidt  <bernds@codesourcery.com>
 332
 333         * sched-int.h (struct _haifa_deps_insn_data): New members cond
 334         and reverse_cond.
 335         (INSN_COND, INSN_REVERSE_COND): New macros.
 336         * sched-deps.c (deps_analyze_insn): Call sched_get_condition_with_rev
 337         once.
 338         (sched_get_condition_with_rev): Cache the results, and look them up
 339         if possible.
 340         (sched_analyze_insn): Destroy INSN_COND of previous insns if they
 341         are clobbered by the current insn.
 342         * target.def (exposed_pipline): New sched data hook.
 343         * doc/tm.texi.in: TARGET_SCHED_EXPOSED_PIPELINE: Add hook.
 344         * doc/tm.texi: Regenerate.
 345
 346 2011-05-27  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
 347
 348         PR tree-optimization/49170
 349         * tree-ssa-math-opts.c (execute_cse_sincos):  Add checks for
 350         sincos or cexp.
 351
 352 2011-05-27  Richard Guenther  <rguenther@suse.de>
 353
 354         PR middle-end/49189
 355         * fold-const.c (fold_unary_loc): Do not re-fold folding conversions
 356         of comparisons.
 357
 358 2011-05-27  Bernd Schmidt  <bernds@codesourcery.com>
 359
 360         * haifa-sched.c (sched_scan_info): Remove.
 361         (schedule_block): Call sched_extend_luids rather than sched_init_luids
 362         with NULL args.
 363         (extend_bb, init_bb, extend_insn, init_insn, init_insns_in_bb):
 364         Remove functions.
 365         (sched_scan): Remove.
 366         (sched_extend_luids): Renamed from luids_extend_insn and no longer
 367         static.  All callers changed.
 368         (sched_init_insn_luid): Renamed from luids_init_insn and no longer
 369         static.  All callers changed.
 370         (sched_init_luids): Remove all arguments except the first.  All
 371         callers changed.  Don't use sched_scan.
 372         (haifa_init_h_i_d): Likewise.
 373         (haifa_init_insn): Call sched_extend_luids and sched_init_insn_luid
 374         manually rather than using sched_init_luids.  Likewise with
 375         extend_h_i_d, init_h_i_d and haifa_init_h_i_d.
 376         * sel-sched.c (sel_region_target_finish): Call sched_extend_luids
 377         rather than sched_init_luids with NULL args.
 378         * sel-sched-ir.c (new_insns): Remove variable.
 379         (sched_scan): New static function, previously in haifa-sched.c.  Remove
 380         all arguments but the first two; all callers changed.
 381         (sel_init_new_insn): Call sched_extend_luids and sched_init_insn_luid
 382         rather than sched_init_luids.
 383         (sel_init_bbs): Remove second argument.  All callers changed.
 384         (sel_add_bb): Call sched_extend_luids rather than sched_init_luids
 385         with NULL arguments.
 386         (create_insn_rtx_from_pattern): Likewise.
 387         * sel-sched-ir.h (sel_init_bbs): Adjust declaration.
 388         * sched-int.h (sched_init_luids, haifa_init_h_i_d): Likewise.
 389         (sched_init_insn_luid, sched_extend_luids): Declare.
 390         (sched_scan_info_def, sched_scan_info, sched_scan): Remove
 391         declarations.
 392
 393 2011-05-27  Richard Guenther  <rguenther@suse.de>
 394
 395         PR middle-end/49177
 396         * fold-const.c (fold_unary_loc): Fold (T)(A CMP B) to
 397         A CMP B ? (T) true : (T) false for non-integral types T again.
 398
 399 2011-05-27  Jan Hubicka  <jh@suse.cz>
 400
 401         * lto-streamer-out.c (lto_string_index): break out from...; offset by 1
 402         so 0 means NULL string.
 403         (lto_output_string_with_length): ... here.
 404         (lto_output_string, output_string_cst, output_identifier): Update
 405         handling of NULL strings.
 406         (lto_output_location_bitpack): New function.
 407         (lto_output_location): Use it.
 408         (lto_output_tree_ref): Use output_record_start.
 409         (pack_ts_type_common_value_fields): Pack aliagn & alias set in var
 410         len values.
 411         * lto-streamer-in.c (string_for_index): Break out from ...; offset
 412         values by 1.
 413         (input_string_internal): ... here;
 414         (input_string_cst, input_identifier, lto_input_string): Update handling
 415         of NULL strings.
 416         (lto_input_location_bitpack): New function
 417         (lto_input_location): Use it.
 418         (unpack_ts_type_common_value_fields): Pack align & alias in var len
 419         values.
 420         * lto-streamer.h (bp_pack_val_len_unsigned, bp_pack_val_len_int,
 421         bp_unpack_val_len_unsigned, bp_unpack_val_len_int): Declare.
 422         (bp_pack_value): Sanity check the value range.
 423         * lto-section-in.c (bp_unpack_val_len_unsigned, bp_unpack_val_len_int):
 424         New functions.
 425         * lto-section-out.h (bp_pack_val_len_unsigned, bp_pack_val_len_int):
 426         New functions.
 427
 428 2011-05-27  Hariharan Sandanagobalane <hariharan@picochip.com>
 429
 430         * config/picochip/picochip.c (reorder_var_tracking_notes): Drop
 431         call_arg_location instructions down the floor.
 432
 433 2011-05-26  Vladimir Makarov  <vmakarov@redhat.com>
 434
 435         PR rtl-optimization/49154
 436         * ira.c (setup_pressure_classes): Process class without sublcasses
 437         as a candidate for pressure classes.
 438
 439 2011-05-26  Richard Sandiford  <rdsandiford@googlemail.com>
 440
 441         PR rtl-optimization/48575
 442         * genrecog.c (position_type): New enum.
 443         (position): New structure.
 444         (decision): Use position structure instead of a string.
 445         (root_pos, peep2_insn_pos_list): New variables.
 446         (next_position, compare_positions): New functions.
 447         (new_decision): Use position structures instead of strings.
 448         (maybe_both_true): Likewise.
 449         (change_state): Likewise.
 450         (write_tree): Likewise.
 451         (make_insn_sequence): Likewise.
 452
 453 2011-05-26  Nathan Froyd  <froydnj@codesourcery.com>
 454
 455         * tree.c (initialize_tree_contains_struct): Mark TS_BLOCK as
 456         TS_BASE instead of TS_COMMON.
 457         (find_decls_types_r): Check for TS_TYPED structure before looking at
 458         TREE_TYPE.
 459         * tree.h (struct tree_block): Inherit from tree_base, not tree_common.
 460         Add chain field.
 461         (BLOCK_CHAIN): Use new chain field.
 462
 463 2011-05-26  Pat Haugen <pthaugen@us.ibm.com>
 464
 465         * config/rs6000/rs6000.c (rs6000_register_move_cost): Make LR/CTR
 466         moves expensive on Power7 also.
 467
 468 2011-05-26  Richard Guenther  <rguenther@suse.de>
 469
 470         * fold-const.c (fold_unary_loc): Remove bogus code.
 471
 472 2011-05-26  Nathan Froyd  <froydnj@codesourcery.com>
 473
 474         * tree.h (struct tree_identifier): Inherit from tree_typed, not
 475         tree_common.
 476         (HT_IDENT_TO_GCC_IDENT): Adjust for said change.
 477         * tree.c (initialize_tree_contains_struct): Mark TS_IDENTIFIER as
 478         TS_BASE instead of TS_COMMON.
 479         * varasm.c (assemble_name): Remove assert.
 480
 481 2011-05-26  Bernd Schmidt  <bernds@codesourcery.com>
 482
 483         * Makefile.in (srcdirify): Change order so that libgcc_objdir is
 484         substituted first.
 485         * libgcc-std.ver: Delete file.
 486
 487 2011-05-26  Richard Guenther  <rguenther@suse.de>
 488
 489         PR tree-optimization/48702
 490         * tree-ssa-address.c (create_mem_ref_raw): Create MEM_REFs
 491         only when we know the base address is within bounds.
 492         * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Do not
 493         assume the base address of TARGET_MEM_REFs is in bounds.
 494
 495 2011-05-26  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 496
 497         PR target/49099
 498         * config/sparc/sparc.c (sparc_solaris_elf_asm_named_section): Wrap
 499         declaration in TARGET_SOLARIS.
 500
 501 2011-05-26  Hariharan Sandanagobalane <hariharan@picochip.com>
 502
 503         * config/picochip/picochip.md (cbranchhi4): No :CC for match_operator.
 504         The instruction is then expanded explicitly.
 505         (supported_compare): Callable instruction.
 506         (compare): Likewise.
 507
 508 2011-05-26  Jakub Jelinek  <jakub@redhat.com>
 509
 510         PR c++/49165
 511         * gimplify.c (shortcut_cond_r): Don't special case
 512         COND_EXPRs if they have void type on one of their arms.
 513
 514 2011-05-26  Bernd Schmidt  <bernds@codesourcery.com>
 515
 516         * haifa-sched.c (schedule-block): Reorder the inner scheduling loop
 517         to reduce duplication, and to achieve a slightly more logical order
 518         of operations.
 519
 520 2011-05-26  Jakub Jelinek  <jakub@redhat.com>
 521
 522         PR tree-optimization/49161
 523         * tree-vrp.c (struct case_info): New type.
 524         (compare_case_labels): Sort case_info structs instead of
 525         trees, and not primarily by CASE_LABEL uids but by
 526         label_for_block indexes.
 527         (find_switch_asserts): Put case labels into struct case_info
 528         array instead of TREE_VEC, adjust sorting, compare label_for_block
 529         values instead of CASE_LABELs.
 530
 531 2011-05-26  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
 532
 533         * config/arm/neon.md ("orn<mode>3_neon"): Canonicalize not.
 534         ("orndi3_neon"): Likewise.
 535         ("bic<mode>3_neon"): Likewise.
 536
 537 2011-05-26  Ira Rosen  <ira.rosen@linaro.org>
 538
 539         PR tree-optimization/49038
 540         * tree-vect-loop-manip.c (vect_generate_tmps_on_preheader):
 541         Ensure at least one epilogue iteration if required by data
 542         accesses with gaps.
 543         * tree-vectorizer.h (struct _loop_vec_info): Add new field
 544         to mark loops that require peeling for gaps.
 545         * tree-vect-loop.c (new_loop_vec_info): Initialize new field.
 546         (vect_get_known_peeling_cost): Take peeling for gaps into
 547         account.
 548         (vect_transform_loop): Generate epilogue if required by data
 549         access with gaps.
 550         * tree-vect-data-refs.c (vect_analyze_group_access): Mark the
 551         loop as requiring an epilogue if there are gaps in the end of
 552         the strided group.
 553
 554 2011-05-25  Ian Lance Taylor  <iant@google.com>
 555
 556         * godump.c (go_format_type): Output the first field with a usable
 557         Go type, if any.
 558
 559 2011-05-25  Ian Lance Taylor  <iant@google.com>
 560
 561         * godump.c (go_format_type): Check for invalid type names, pointer
 562         target types, and struct field types.
 563
 564 2011-05-25  Jason Merrill  <jason@redhat.com>
 565
 566         * print-tree.c (print_node): Only look at TREE_TYPE if TS_TYPED.
 567
 568 2011-05-25  Uros Bizjak  <ubizjak@gmail.com>
 569
 570         * config/i386/sse.md (*<sse>_maskcmp<mode>3_comm): New pattern.
 571
 572 2011-05-25  H.J. Lu  <hongjiu.lu@intel.com>
 573
 574         * config/i386/i386.md (*movqi_extv_1)): Put back
 575         "register_operand" check in "type" calculation.
 576         (*movqi_extzv_2): Likewise.
 577
 578 2011-05-25  H.J. Lu  <hongjiu.lu@intel.com>
 579
 580         * doc/extend.texi (X86 Built-in Functions): Update pause intrinsic.
 581
 582 2011-05-25  Bernd Schmidt  <bernds@codesourcery.com>
 583
 584         PR bootstrap/49160
 585         * libgcc2.h (__powisf2, __powidf2, __powitf2, __powixf2,
 586         __mulsc3, __muldc3, __mulxc3, __multc3, __divsc3, __divdc3,
 587         __divxc3, __divtc3): Wrap definitions in #ifndef.
 588
 589 2011-05-25  H.J. Lu  <hongjiu.lu@intel.com>
 590
 591         PR target/49142
 592         * config/i386/i386.md (*movqi_extv_1_rex64): Remove
 593         "register_operand" check and replace q_regs_operand with
 594         QIreg_operand in "type" calculation.
 595         (*movqi_extv_1): Likewise.
 596         (*movqi_extzv_2_rex64): Likewise.
 597         (*movqi_extzv_2): Likewise.
 598
 599         * config/i386/predicates.md (QIreg_operand): New.
 600
 601 2011-05-25  Richard Guenther  <rguenther@suse.de>
 602
 603         * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Fix
 604         type-based offset disambiguation, streamline MEM_REF and
 605         TARGET_MEM_REF handling.
 606
 607 2011-05-25  H.J. Lu  <hongjiu.lu@intel.com>
 608
 609         * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_PAUSE.
 610         (bdesc_special_args): Add pause intrinsic.
 611
 612         * config/i386/i386.md (UNSPEC_PAUSE): New.
 613         (pause): Likewise.
 614         (*pause): Likewise.
 615         * config/i386/ia32intrin.h (__pause): Likewise.
 616
 617         * doc/extend.texi (X86 Built-in Functions): Add documentation for
 618         pause intrinsic.
 619
 620 2011-05-25  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
 621
 622         PR tree-optimization/46728
 623         * tree-ssa-math-opts.c (gimple_expand_builtin_pow): New.
 624         (execute_cse_sincos): Add switch case for BUILT_IN_POW.
 625
 626 2011-05-25  Nathan Froyd  <froydnj@codesourcery.com>
 627
 628         * tree.h (struct tree_exp): Inherit from struct tree_typed.
 629         * tree.c (initialize_tree_contains_struct): Mark TS_EXP as TS_TYPED
 630         instead of TS_COMMON.
 631
 632 2011-05-25  Bernd Schmidt  <bernds@codesourcery.com>
 633
 634         * libgcc2.h (__NW, __NDW): Define using a __gnu_ prefix if
 635         LIBGCC2_GNU_PREFIX is defined.
 636         (__N): New macro.
 637         (__powisf2, __powidf2, __powitf2, __powixf2, __bswapsi2, __bswapdi2,
 638         __mulsc3, __muldc3, __mulxc3, __multc3, __divsc3, __divdc3, __divxc3,
 639         __divtc3, __udiv_w_sdiv, __clear_cache, __enable_execute_stack,
 640         __clz_tab): Define using __N.
 641         (__absvsi2, __negvsi2, __addvsi3, __subvsi3, __mulvsi3): Likewise if
 642         COMPAT_SIMODE_TRAPPING_ARITHMETIC.
 643         * target.def (libfunc_gnu_prefix): New hook.
 644         * doc/tm.texi.in (LIBGCC2_GNU_PREFIX): Document.
 645         (TARGET_LIBFUNC_GNU_PREFIX): Add hook.
 646         * doc/tm.texi: Regenerate.
 647         * system.h (LIBGCC2_GNU_PREFIX): Poison.
 648         * optabs.c (gen_libfunc): Take the libfunc_gnu_prefix hook into
 649         account.
 650         (gen_interclass_conv_libfunc, gen_intraclass_conv_libfunc): Likewise.
 651         (init_optabs): Likewise for the bswap libfuncs.
 652         * tree.c (build_common_builtin_nodes): Likewise for complex multiply
 653         and divide.
 654         * config/t-slibgcc-elf-ver (SHLIB_MAPFILES): Use $$(libgcc_objdir).
 655         * config/t-slibgcc-sld (SHLIB_MAPFILES): Likewise.
 656         * libgcc-std.ver: Remove.
 657         * Makefile.in (srcdirify): Handle $$(libgcc_objdir).
 658         * config/frv/t-linux (SHLIB_MAPFILES): Use $$(libgcc_objdir) for
 659         libgcc-std.ver.
 660         * config/i386/t-linux (SHLIB_MAPFILES): Likewise.
 661         * config/mips/t-slibgcc-irix (SHLIB_MAPFILES): Likewise.
 662         * config/rs6000/t-aix43 (SHLIB_MAPFILES): Likewise.
 663         * config/rs6000/t-aix52 (SHLIB_MAPFILES): Likewise.
 664         * config/sparc/t-linux (SHLIB_MAPFILES): Likewise.
 665         * config/i386/t-linux (SHLIB_MAPFILES): Likewise.
 666         * config/i386/t-linux (SHLIB_MAPFILES): Likewise.
 667         * config/fixed-bit.h (FIXED_OP): Define differently depending on
 668         LIBGCC2_GNU_PREFIX. All uses changed not to pass leading underscores.
 669         (FIXED_CONVERT_OP, FIXED_CONVERT_OP2): Likewise.
 670
 671 2011-05-25  Jan Hubicka  <jh@suse.cz>
 672
 673         * lto-streamer-out.c (output_record_start): Use lto_output_enum
 674         (lto_output_tree): Use output_record_start.
 675         * lto-streamer-in.c (input_record_start): Use lto_input_enum
 676         (lto_get_pickled_tree): Use input_record_start.
 677         * lto-section-in.c (lto_section_overrun): Turn into fatal error.
 678         (lto_value_range_error): New function.
 679         * lto-streamer.h (lto_value_range_error): Declare.
 680         (lto_output_int_in_range, lto_input_int_in_range): New functions.
 681         (lto_output_enum, lto_input_enum): New macros.
 682
 683 2011-05-25  Eric Botcazou  <ebotcazou@adacore.com>
 684
 685         * common.opt (flag_stack_usage_info): New variable.
 686         (-Wstack-usage): New option.
 687         * doc/invoke.texi (Warning options): Document -Wstack-usage.
 688         * opts.c (common_handle_option) <OPT_Wstack_usage_>: New case.
 689         <OPT_fstack_usage>: Likewise.
 690         * toplev.c (output_stack_usage): Handle -Wstack-usage.
 691         * calls.c (expand_call): Test flag_stack_usage_info variable instead
 692         of flag_stack_usage.
 693         (emit_library_call_value_1): Likewise.
 694         * explow.c (allocate_dynamic_stack_space): Likewise.
 695         * function.c (instantiate_virtual_regs ): Likewise.
 696         (prepare_function_start): Likewise.
 697         (rest_of_handle_thread_prologue_and_epilogue): Likewise.
 698         * config/alpha/alpha.c (alpha_expand_prologue): Likewise.
 699         * config/arm/arm.c (arm_expand_prologue): Likewise.
 700         (thumb1_expand_prologue): Likewise.
 701         * config/avr/avr.c (expand_prologue): Likewise.
 702         * config/i386/i386.c (ix86_expand_prologue): Likewise.
 703         * config/ia64/ia64.c (ia64_expand_prologue): Likewise.
 704         * config/m68k/m68k.c (m68k_expand_prologue): Likewise.
 705         * config/mips/mips.c (mips_expand_prologue): Likewise.
 706         * config/pa/pa.c (hppa_expand_prologue): Likewise.
 707         * config/rs6000/rs6000.c (rs6000_emit_prologue): Likewise.
 708         * config/s390/s390.c (s390_emit_prologue): Likewise.
 709         * config/sh/sh.c (sh_expand_prologue): Likewise.
 710         * config/sparc/sparc.c (sparc_expand_prologue): Likewise.
 711         * config/spu/spu.c (spu_expand_prologue): Likewise.
 712
 713 2011-05-25  Richard Guenther  <rguenther@suse.de>
 714
 715         * gimple.c (iterative_hash_canonical_type): Skip non-FIELD_DECLs.
 716         (gimple_canonical_types_compatible_p): Likewise.
 717
 718 2011-05-25  Jan Hubicka  <jh@suse.cz>
 719
 720         PR middle-end/49062
 721         * ipa.c (function_and_variable_visibility): Only add to same
 722         comdat group list if DECL_ONE_ONLY.
 723
 724 2011-05-25  Andrey Belevantsev  <abel@ispras.ru>
 725
 726         PR rtl-optimization/49014
 727         * config/i386/athlon.md (athlon_ssecomi): Change type to ssecomi.
 728
 729 2011-05-25  Jakub Jelinek  <jakub@redhat.com>
 730
 731         PR target/49128
 732         * config/i386/driver-i386.c (host_detect_local_cpu): Fix a typo.
 733
 734 2011-05-24  Vladimir Makarov  <vmakarov@redhat.com>
 735
 736         PR rtl-optimization/48757
 737         * ira-build.c (loop_with_eh_edge_p): Rename to
 738         loop_with_complex_edge_p, check edges on complexity, make function
 739         conditional.
 740         (mark_loops_for_removal): Make call of loop_with_complex_edge_p
 741         conditional.
 742
 743 2011-05-24  Eric Botcazou  <ebotcazou@adacore.com>
 744
 745         * config/sparc/sparc.c (sparc_option_override): If not set by the user,
 746         force flag_ira_share_save_slots to 0.
 747
 748 2011-05-24  Eric Botcazou  <ebotcazou@adacore.com>
 749
 750         * var-tracking.c (compute_cfa_pointer): Adjust head comment.
 751         (vt_initialize): Set PROLOGUE_BB unconditionally.
 752         Add block comment about CFA_BASE_RTX machinery.
 753         Reset FP_CFA_OFFSET to -1 on all invalid paths.
 754         Call vt_init_cfa_base only if FP_CFA_OFFSET isn't equal to -1.
 755
 756 2011-05-24  Nicola Pero  <nicola.pero@meta-innovation.com>
 757
 758         PR objc/48187
 759         * c-parser.c (c_parser_objc_class_instance_variables): More robust
 760         parsing of syntax error in ObjC instance variable lists.  In
 761         particular, avoid an infinite loop if there is a stray ']'.
 762         Updated error message.
 763
 764 2011-05-24  Ian Lance Taylor  <iant@google.com>
 765
 766         * godump.c (go_define): Don't accept a string immediately after
 767         another operand.
 768
 769 2011-05-24  Ian Lance Taylor  <iant@google.com>
 770
 771         * godump.c (struct godump_container): Add invalid_hash field.
 772         (go_format_type): Return false if type is found in invalid_hash.
 773         (go_output_typedef): Add invalid type to invalid_hash.
 774         (go_finish): Create and delete invalid_hash.
 775
 776 2011-05-24  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
 777
 778         PR tree-optimization/46728
 779         * tree-ssa-math-opts.c (powi_table): New.
 780         (powi_lookup_cost): New.
 781         (powi_cost): New.
 782         (powi_as_mults_1): New.
 783         (powi_as_mults): New.
 784         (gimple_expand_builtin_powi): New.
 785         (execute_cse_sincos): Add switch case for BUILT_IN_POWI.
 786         (gate_cse_sincos): Remove sincos/cexp restriction.
 787
 788 2011-05-24  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 789
 790         PR target/3746
 791         * config.gcc (alpha*-dec-osf5.1*): Only build mips-tfile,
 792         mips-tdump native.
 793         * mips-tfile.c: Remove CROSS_DIRECTORY_STRUCTURE handling.
 794         * mips-tdump.c: Likewise.
 795
 796 2011-05-24  H.J. Lu  <hongjiu.lu@intel.com>
 797
 798         PR target/49128
 799         * config/i386/driver-i386.c (host_detect_local_cpu): Always
 800         add -mno-XXX.  Handle FMA.
 801
 802 2011-05-24  Vladimir Makarov  <vmakarov@redhat.com>
 803
 804         PR rtl-optimization/48633
 805         * ira-build.c (loop_with_eh_edge_p): New function.
 806         (mark_loops_for_removal): Use it.
 807
 808 2011-05-24  Vladimir Makarov  <vmakarov@redhat.com>
 809
 810         PR rtl-optimization/48971
 811         * ira.c (setup_pressure_classes): Don't check register move cost
 812         for classes with one registers.  Don't add pressure class if there
 813         is a pressure class with the same available hard registers.
 814         Check contains_reg_of_mode.  Fix a typo in collecting
 815         temp_hard_regset.  Ignore hard registers not belonging to a class.
 816
 817 2011-05-24  Uros Bizjak  <ubizjak@gmail.com>
 818
 819         PR target/49133
 820         * config/i386/sse.md (sse2_loadhpd): Remove shufpd alternative.
 821
 822 2011-05-24  Eric Botcazou  <ebotcazou@adacore.com>
 823             Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 824
 825         PR gcov-profile/48845
 826         * config/sol2.h (LIB_SPEC): Link TLS support for tree profiling.
 827
 828 2011-05-24  Richard Guenther  <rguenther@suse.de>
 829
 830         * gimple.c (compare_type_names_p): Remove for_completion_p arg.
 831         (gimple_compatible_complete_and_incomplete_subtype_p): Remove.
 832         (gimple_types_compatible_p_1): Adjust.
 833         (iterative_hash_canonical_type): Do not bother about complete vs.
 834         incomplete types.
 835         (gimple_canonical_types_compatible_p): Likewise.
 836
 837 2011-05-24  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 838
 839         * config/i386/sol2.h (FORCE_CODE_SECTION_ALIGN): Remove.
 840
 841 2011-05-24  Richard Guenther  <rguenther@suse.de>
 842
 843         PR bootstrap/49078
 844         * gimple.c (gimple_register_canonical_type): Revert
 845         previous change.
 846         * alias.c (get_alias_set): Only assert that TYPE_CANONICAL
 847         does not for a tree for the case where it matters.  Cache
 848         pointer-type alias-sets.
 849
 850 2011-05-24  Joseph Myers  <joseph@codesourcery.com>
 851
 852         * Makefile.in (GCC_OBJS): Remove opts-common.o and options.o.
 853         (OBJS): Remove options.o, opts-common.o and prefix.o.
 854         (OBJS-libcommon-target): New.
 855         (ALL_HOST_BACKEND_OBJS): Include $(OBJS-libcommon-target).
 856         (BACKEND): Include libcommon-target.a.
 857         (MOSTLYCLEANFILES): Include libcommon-target.a.
 858         (libcommon-target.a): New.
 859         (xgcc$(exeext), cpp$(exeext)): Use libcommon-target.a instead of
 860         prefix.o.
 861
 862 2011-05-23  Joseph Myers  <joseph@codesourcery.com>
 863
 864         * optc-save-gen.awk: New.  Based on optc-gen.awk.  Don't generate
 865         parts of output shared with the driver.
 866         * optc-gen.awk: Don't generate parts of output not shared with the
 867         driver.
 868         * opth-gen.awk: Remove GCC_DRIVER conditionals.
 869         * doc/options.texi (SourcerInclude): Mention options-save.c.
 870         * Makefile.in (GCC_OBJS): Use options.o instead of gcc-options.o.
 871         (OBJS): Add options-save.o.
 872         (options-save.c, options-save.o): New.
 873         (options.o): Update dependencies.
 874         (gcc-options.o): Remove.
 875         (mostlyclean): Remove options-save.c.
 876
 877 2011-05-23  Jakub Jelinek  <jakub@redhat.com>
 878
 879         PR debug/49032
 880         * dbxout.c: Include cgraph.h.
 881         (dbxout_expand_expr): If a VAR_DECL is TREE_STATIC, not written
 882         and without value expr, return NULL if no varpool node exists for
 883         it or if it is not needed.
 884         * Makefile.in (dbxout.o): Depend on $(CGRAPH_H).
 885
 886         PR c/49120
 887         * c-decl.c (start_decl): Convert expr to void_type_node.
 888
 889 2011-05-23  Richard Sandiford  <rdsandiford@googlemail.com>
 890
 891         PR rtl-optimization/48826
 892         * emit-rtl.c (try_split): When splitting a call that is followed
 893         by a NOTE_INSN_CALL_ARG_LOCATION, move the note after the new call.
 894
 895 2011-05-23  Jakub Jelinek  <jakub@redhat.com>
 896
 897         * cfgexpand.c (expand_debug_expr): For unused non-addressable
 898         parameters passed in memory prefer using DECL_INCOMING_RTL over
 899         the pseudos it will be copied into.
 900
 901 2011-05-23  H.J. Lu  <hongjiu.lu@intel.com>
 902
 903         PR target/47315
 904         * config/i386/i386.c (ix86_option_override_internal): Save the
 905         initial options after checking vzeroupper.
 906
 907 2011-05-23  David Li  <davidxl@google.com>
 908
 909         PR tree-optimization/48988
 910         * tree-ssa-uninit.c (convert_control_dep_chain_into_preds):
 911         Initialize has_valid_pred for each pred chain.
 912
 913 2011-05-23  Richard Guenther  <rguenther@suse.de>
 914
 915         * gimple.c (gimple_types_compatible_p_1): Always compare type names.
 916         (iterative_hash_gimple_type): Always hash type names.
 917
 918 2011-05-23  Nathan Froyd  <froydnj@codesourcery.com>
 919
 920         * c-typeck.c (build_function_call_vec): Tweak call to
 921         check_function_arguments.
 922
 923 2011-05-23  Richard Guenther  <rguenther@suse.de>
 924
 925         PR tree-optimization/49115
 926         * tree-ssa-alias.c (stmt_kills_ref_p_1): If the assignment
 927         is not necessarily carried out, do not claim it kills the ref.
 928         * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1): Likewise.
 929
 930 2011-05-23  Richard Guenther  <rguenther@suse.de>
 931
 932         PR middle-end/15419
 933         * builtins.c (fold_builtin_memory_op): Be less restrictive about
 934         what pointer types we accept for folding.
 935
 936 2011-05-23  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 937
 938         * gthr-gnat.c: Remove.
 939         * gthr-gnat.h: Remove.
 940         * Makefile.in (LIB2ADDEH): Remove $(srcdir)/gthr-gnat.c.
 941         * config/t-freebsd (LIB2ADDEH): Likewise.
 942         * config/t-linux (LIB2ADDEH): Likewise.
 943         * config/t-sol2 (LIB2ADDEH): Likewise.
 944         * config/ia64/t-vms (LIB2ADDEH): Likewise.
 945         * configure.ac (target_thread_file): Remove gnat handling.
 946         * configure: Regenerate.
 947         * doc/install.texi (Configuration, --enable-threads): Remove gnat.
 948
 949 2011-05-23  Tristan Gingold  <gingold@adacore.com>
 950             Eric Botcazou  <ebotcazou@adacore.com>
 951
 952         * gcov.c (create_file_names): If no object directory is specified,
 953         keep the directory of the file.
 954
 955 2011-05-23  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 956
 957         * configure.ac (enable_threads): Remove irix; add lynx, tpf; sort list.
 958         * configure: Regenerate.
 959
 960 2011-05-23  Jakub Jelinek  <jakub@redhat.com>
 961
 962         PR middle-end/48973
 963         * expr.c (expand_expr_real_2) <case LT_EXPR>: If do_store_flag
 964         failed and the comparison has a single bit signed type, use
 965         constm1_rtx instead of const1_rtx for true value.
 966         (do_store_flag): If ops->type is single bit signed type, disable
 967         signel bit test optimization and pass -1 instead of 1 as last
 968         parameter to emit_store_flag_force.
 969
 970 2011-05-23  Tom de Vries  <tom@codesourcery.com>
 971
 972         PR target/45098
 973         * tree-ssa-loop-niter.c (infer_loop_bounds_from_pointer_arith): New
 974         function.
 975         (infer_loop_bounds_from_undefined): Use new function.
 976
 977 2011-05-22  Richard Sandiford  <rdsandiford@googlemail.com>
 978
 979         * config/mips/mips.h (SUBTARGET_ASM_OPTIMIZING_SPEC): Delete.
 980         (ASM_SPEC): Add a -O* option here.  Pass -O0 for -noasmopt,
 981         -O1 for -fno-delayed-branch, -O2 if optimization is enabled,
 982         and -O0 otherwise.
 983         (EXTRA_SPECS): Remove subtarget_asm_optimizing_spec.
 984
 985 2011-05-22  Eric Botcazou  <ebotcazou@adacore.com>
 986
 987         * cfgcleanup.c (try_forward_edges): Do not update BB_FORWARDER_BLOCK.
 988         (try_optimize_cfg): Update BB_FORWARDER_BLOCK if try_forward_edges
 989         returns true.
 990
 991 2011-05-22  Richard Sandiford  <rdsandiford@googlemail.com>
 992
 993         * config/mips/mips.c (mips_default_arch): Honor MIPS_ISA_DEFAULT.
 994
 995 2011-05-22  Eric Botcazou  <ebotcazou@adacore.com>
 996
 997         * config/sparc/sparc.c (sparc_delegitimize_address): Handle
 998         UNSPEC_MOVE_PIC pattern.
 999
1000 2011-05-22  Eric Botcazou  <ebotcazou@adacore.com>
1001
1002         * config.gcc (sparc-*-elf*): Add sparc/t-crtin.
1003         (sparc-*-rtems*): Likewise.
1004         (sparc64-*-elf*): Likewise.
1005         (sparc64-*-rtems*): Likewise.
1006         (sparc*-*-solaris2*): Likewise.  Remove crti.o crtn.o extra parts.
1007         * config/sparc/t-crtin: New file.
1008         * config/sparc/t-sol2 (crti.o): Delete rule.
1009         (crtn.o): Likewise.
1010         * config/sparc/t-linux64 (EXTRA_MULTILIB_PARTS): Delete.
1011         * config/sparc/t-sol2-64 (EXTRA_MULTILIB_PARTS): Likewise.
1012         * config/sparc/sp64-elf.h (STARTFILE_SPEC): Tidy and add crti.o.
1013         (ENDFILE_SPEC): Add crtn.o.
1014
1015 2011-05-22  Tom de Vries  <tom@codesourcery.com>
1016
1017         PR middle-end/48689
1018         * fold-const.c (fold_checksum_tree): Guard TREE_CHAIN use with
1019         CODE_CONTAINS_STRUCT (TS_COMMON).
1020
1021 2011-05-22  Jakub Jelinek  <jakub@redhat.com>
1022
1023         PR middle-end/49029
1024         * expmed.c (extract_fixed_bit_field): Test whether target can be used
1025         only after deciding which mode to use.
1026
1027 2011-05-22  Tom de Vries  <tom@codesourcery.com>
1028
1029         PR target/45098
1030         * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Fix const test
1031         for call to get_shiftadd_cost.
1032
1033 2011-05-22  Uros Bizjak  <ubizjak@gmail.com>
1034
1035         PR target/49104
1036         * config/i386/cpuid.h (bit_MMXEXT): New define.
1037
1038 2011-05-22  Nick Clifton  <nickc@redhat.com>
1039
1040         * config/stormy16/stormy16.c (xstormy16_init_builtins): prevent
1041         initialisation of non-existant args[2] element.  Use args[] array
1042         not arg[] array to pass arguments to build_function_type_list.
1043
1044 2011-05-22  Ira Rosen  <ira.rosen@linaro.org>
1045
1046         PR tree-optimization/49087
1047         * tree-vect-loop.c (vect_is_slp_reduction): Fail if LHS has no uses.
1048
1049 2011-05-21  Jason Merrill  <jason@redhat.com>
1050
1051         PR c++/49092
1052         * dwarf2out.c (tree_add_const_value_attribute_for_decl): Check for
1053         static storage duration.
1054
1055 2011-05-21  Eric Botcazou  <ebotcazou@adacore.com>
1056
1057         * config/sparc/sparc.md (setjmp): Handle PIC mode and use the hard
1058         frame pointer.
1059
1060 2011-05-21  Eric Botcazou  <ebotcazou@adacore.com>
1061
1062         * config/sparc/sparc.c (eligible_for_return_delay): Do not return
1063         false if there are call-saved registers here...
1064         (sparc_can_use_return_insn_p): ...but here instead.
1065         (save_or_restore_regs): Fix thinko.
1066         (sparc_expand_prologue): Use current_function_is_leaf.
1067         (sparc_frame_pointer_required): Likewise.
1068
1069 2011-05-21  Nick Clifton  <nickc@redhat.com>
1070
1071         PR target/49098
1072         * config/rx/rx.c (rx_memory_move_cost): Note unused parameters.
1073
1074 2011-05-21  Nicola Pero  <nicola.pero@meta-innovation.com>
1075
1076         * gengtype.c (walk_type): Implemented "atomic" GTY option.
1077         * doc/gty.texi (GTY Options): Document "atomic" GTY option.
1078
1079 2011-05-21  Joseph Myers  <joseph@codesourcery.com>
1080
1081         * opt-read.awk: New.  Split out of optc-gen.awk and opth-gen.awk.
1082         * optc-gen.awk: Move common code to opt-read.awk.
1083         * opth-gen.awk: Likewise.
1084         * Makefile.in (options.c, s-options-h): Update to use opt-read.awk.
1085
1086 2011-05-20  Nathan Froyd  <froydnj@codesourcery.com>
1087
1088         * godump.c (go_format_type): Don't use TYPE_ARG_TYPES.
1089
1090 2011-05-20  Tom de Vries  <tom@codesourcery.com>
1091
1092         PR target/45098
1093         * tree-ssa-loop-ivopts.c: Include expmed.h.
1094         (get_shiftadd_cost): New function.
1095         (force_expr_to_var_cost): Declare forward.  Use get_shiftadd_cost.
1096
1097 2011-05-20  Jakub Jelinek  <jakub@redhat.com>
1098
1099         PR bootstrap/49086
1100         * gimple-fold.c (and_comparisons_1, or_comparisons_1): Return NULL
1101         for PHI args that are SSA_NAME_IS_DEFAULT_DEF.
1102
1103 2011-05-20  Joseph Myers  <joseph@codesourcery.com>
1104
1105         * Makefile.in: Update comment referring to $(OBJS-common).
1106
1107 2011-05-20  Ian Lance Taylor  <iant@google.com>
1108
1109         * godump.c (go_output_typedef): Put enum constants in the macro
1110         hash table to avoid duplicate Go const definitions.
1111
1112 2011-05-20  Joseph Myers  <joseph@codesourcery.com>
1113
1114         * Makefile.in (LIBDEPS): Add libcommon.a.
1115         (LIBS): Likewise.
1116         (GCC_OBJS): Remove diagnostic.o, pretty-print.o and input.o.
1117         (OBJS-common): Remove diagnostic.o, input.o, intl.o,
1118         pretty-print.o and version.o.
1119         (OBJS-libcommon): New.
1120         (ALL_HOST_BACKEND_OBJS): Add $(OBJS-libcommon).
1121         (BACKEND): Add libcommon.a.
1122         (MOSTLYCLEANFILES): Likewise.
1123         (libcommon.a): New.
1124         (xgcc$(exeext)): Don't explicitly use version.o and intl.o.
1125         (cpp$(exeext)): Likewise.
1126         (COLLECT2_OBJS): Remove intl.o, version.o, diagnostic.o,
1127         pretty-print.o and input.o.
1128         (lto-wrapper$(exeext)): Don't explicitly use intl.o.
1129         (lto-wrapper.o): Depend on $(DIAGNOSTIC_H).
1130         (errors.o): Remove.
1131         (mips-tfile): Don't explicitly use version.o.
1132         (mips-tdump): Likewise.
1133         (gcov.o): Depend on $(DIAGNOSTIC_H).
1134         (gcov-dump.o): Depend on intl.h and $(DIAGNOSTIC_H).
1135         (GCOV_OBJS): Remove intl.o, version.o and errors.o.
1136         (GCOV_DUMP_OBJS): Remove version.o and errors.o.
1137         * gcov-dump.c: Include intl.h and diagnostic.h.
1138         (main): Initialize diagnostics.
1139         * gcov.c: Include diagnostic.h.
1140         (fnotice): Remove.
1141         (main): Initialize diagnostics.
1142         * lto-wrapper.c: Include diagnostic.h.
1143         (main): Initialize diagnostics.
1144
1145 2011-05-20  Michael Matz  <matz@suse.de>
1146
1147         * Makefile.in (OBJS-common, OBJS-md, OBJS-archive): Merge into OBJS.
1148
1149 2011-05-20  Michael Matz  <matz@suse.de>
1150             Richard Guenther  <rguenther@suse.de>
1151
1152         * lto-streamer.c (lto_record_common_node): Don't track seen nodes,
1153         use lto_streamer_cache_append directly instead of returning a VEC.
1154         (preload_common_node): Remove.
1155         (lto_get_common_nodes): Rename to lto_preload_common_nodes, don't
1156         track seen nodes.
1157         (lto_streamer_cache_create): Call lto_preload_common_nodes.
1158
1159 2011-05-20  Richard Guenther  <rguenther@suse.de>
1160
1161         PR tree-optimization/49079
1162         * tree-dfa.c (get_ref_base_and_extent): Handle view-converting
1163         MEM_REFs correctly for the trailing array access detection.
1164         Special case constants the same way as decls for overall size
1165         constraining.
1166
1167 2011-05-20  Uros Bizjak  <ubizjak@gmail.com>
1168
1169         * config/i386/mingw32.h (OUTPUT_QUOTED_STRING): Fix macro
1170         argument expansion.
1171
1172 2011-05-20  Jakub Jelinek  <jakub@redhat.com>
1173
1174         PR tree-optimization/49073
1175         * gimple-fold.c (and_comparisons_1, or_comparisons_1): Return NULL if
1176         PHI argument is SSA_NAME, whose def_stmt is dominated by the PHI.
1177         * tree-ssa-ifcombine.c (tree_ssa_ifcombine): Calculate dominators.
1178
1179 2011-05-20  Richard Guenther  <rguenther@suse.de>
1180
1181         PR middle-end/48849
1182         * gimple.c (gimple_register_canonical_type): Compute TYPE_CANONICAL
1183         of pointer types the same way the middle-end does.
1184
1185 2011-05-20  Richard Guenther  <rguenther@suse.de>
1186
1187         * gimple.c (gimple_register_type_1): Do not fiddle with main-variant
1188         or pointer-to chains.  Delay all fixup to uniquify_nodes.
1189
1190 2011-05-19  Quentin Neill  <quentin.neill@amd.com>
1191
1192         * config/i386/sse.md (fma4_fmsubadd): Use <ssemodesuffix>.
1193         (fma4_fmaddsub): Likewise
1194
1195 2011-05-19  Jan Hubicka  <jh@suse.cz>
1196
1197         * gimple.c (gtc_visited, gtc_ob, type_pair_hash, type_pair_eq): Remove.
1198         (GIMPLE_TYPE_PAIR_SIZE): New macro.
1199         (type_pair_cache): New static var.
1200         (lookup_type_pair): Use fixed sized custom hash; make inline.
1201         (gtc_visit, gimple_types_compatible_p, gimple_register_type_1): Update
1202         calls of lookup_type_pair.
1203         (print_gimple_types_stats): Remove cache stats.
1204         (free_gimple_type_tables): Free type_pair_cache instead of gtc_visited
1205         and gtc_ob.
1206
1207 2011-05-19  Uros Bizjak  <ubizjak@gmail.com>
1208
1209         * config/i386/i386.c (option_override_internal): Enable TARGET_CMOVE
1210         when TARGET_RDRND is active.
1211         (ix86_expand_builtin) <case IX86_BUILTIN_RDRAND{16,32,64}_STEP>:
1212         Generate dummy SImode target register when target is NULL.
1213
1214 2011-05-19  Joseph Myers  <joseph@codesourcery.com>
1215
1216         * config/arm/arm-fpus.def: New.
1217         * config/arm/genopt.sh: Generate Enum and EnumValue entries from
1218         arm-fpus.def.
1219         * config/arm/arm-tables.opt: Regenerate.
1220         * config/arm/arm.c (all_fpus): Move contents to arm-fpus.def.
1221         (arm_option_override): Don't decode FPU name to string here.
1222         * config/arm/arm.opt (mfpu=): Use Enum.
1223         * config/arm/t-arm ($(srcdir)/config/arm/arm-tables.opt, arm.o):
1224         Update dependencies.
1225
1226 2011-05-19  Joseph Myers  <joseph@codesourcery.com>
1227
1228         * collect2.c: Include diagnostic.h.
1229         (fatal_perror, fatal, error, fancy_abort): Remove.
1230         (main): Set progname.  Call xmalloc_set_program_name and
1231         diagnostic_initialize.
1232         (maybe_run_lto_and_relink, main, collect_execute, scan_prog_file,
1233         scan_libraries, resolve_lib_name): Call fatal_error instead of
1234         fatal and fatal_perror.
1235         * collect2.h (error, fatal, fatal_perror): Don't declare.
1236         * tlink.c: Include diagnostic-core.h.
1237         (recompile_files): Call fatal_error instead of fatal_perror.
1238         * Makefile.in (COLLECT2_OBJS): Include diagnostic.o,
1239         pretty-print.o and input.o.
1240         (collect2.o, tlink.o): Update dependencies.
1241
1242 2011-05-19  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1243
1244         * config/i386/i386.md (tls_initial_exec_64_sun): Add semicolon.
1245
1246 2011-05-19  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1247
1248         PR target/40483
1249         * configure.ac (gcc_cv_as_comdat_group_group): Check for Sun as
1250         COMDAT group syntax, both SPARC and x86 variants.
1251         (HAVE_COMDAT_GROUP): Also define if gcc_cv_as_comdat_group_group.
1252         * configure: Regenerate.
1253         * config/sol2.h (TARGET_SOLARIS): Define.
1254         (PUSHSECTION_FORMAT): Remove.
1255         (SECTION_NAME_FORMAT): Define.
1256         * config/sol2.c: Include hashtab.h.
1257         (solaris_output_init_fini): Replace PUSHSECTION_FORMAT by its
1258         expansion, using SECTION_NAME_FORMAT.
1259         (solaris_comdat_htab): New variable.
1260         (struct comdat_entry): Define.
1261         (comdat_hash): New function.
1262         (comdat_eq): New function.
1263         (solaris_elf_asm_comdat_section): New function.
1264         (solaris_define_comdat_signature): New function.
1265         (solaris_code_end): New function.
1266         * config/sol2-protos.h (solaris_elf_asm_comdat_section): Declare.
1267         (solaris_code_end): Declare.
1268         * config/t-sol2 (sol2.o): Add $HASHTAB_H dependency.
1269         * config/i386/i386.c (ix86_code_end) [TARGET_SOLARIS]: Call
1270         solaris_code_end.
1271         (i386_solaris_elf_named_section): Wrap in TARGET_SOLARIS.
1272         Remove ATTRIBUTE_UNUSED.
1273         [!USE_GAS]: Call solaris_elf_asm_comdat_section for
1274         SECTION_LINKONCE sections if HAVE_COMDAT_GROUP.
1275         * config/sparc/sparc.c (sparc_solaris_elf_asm_named_section): Likewise.
1276         * config/i386/sol2-10.h (TARGET_ASM_NAMED_SECTION): Moved ...
1277         * config/i386/sol2.h (TARGET_ASM_NAMED_SECTION): ... here.
1278         * config/sparc/sol2.h (TARGET_ASM_CODE_END): Redefine.
1279         (PUSHSECTION_FORMAT): Remove.
1280         (SECTION_NAME_FORMAT): Redefine.
1281
1282 2011-05-19  Kai Tietz  <ktietz@redhat.com>
1283
1284         * tree-cfg.c (verify_gimple_assign_binary): Barf on
1285         TRUTH_AND_EXPR, TRUTH_OR_EXPR, and TRUTH_XOR_EXPR.
1286         (gimplify_expr): Move TRUTH_AND|OR|XOR_EXPR to its binary form.
1287
1288 2011-05-19  Anatoly Sokolov  <aesok@post.ru>
1289             Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1290
1291         * config/t-sol2 (sol2.o): Add $(TARGET_H) dependency.
1292
1293 2011-05-19  Richard Guenther  <rguenther@suse.de>
1294
1295         PR middle-end/48985
1296         * tree-object-size.c (addr_object_size): If the pointed-to
1297         variable is a decl use DECL_SIZE_UNIT instead of TYPE_SIZE_UNIT.
1298
1299 2011-05-19  Richard Guenther  <rguenther@suse.de>
1300
1301         * gimple.c (gimple_types_compatible_p_1): Compare names of
1302         the types themselves.
1303         (iterative_hash_gimple_type): And hash them that way.
1304         (gimple_register_type_1): If we register a main variant properly
1305         initialize the leader to ourselves.
1306
1307 2011-05-19  Tom de Vries  <tom@codesourcery.com>
1308
1309         PR target/45098
1310         * tree-ssa-loop-ivopts.c (get_expr_id): Factored new function out of
1311         get_loop_invariant_expr_id.
1312         (get_loop_invariant_expr_id): Use get_expr_id.
1313         (parm_decl_cost): New function.
1314         (determine_use_iv_cost_condition): Use get_expr_id and parm_decl_cost.
1315         Improve bound cost estimation.  Use different inv_expr_id for elim and
1316         express cases.
1317
1318 2011-05-19  Tom de Vries  <tom@codesourcery.com>
1319
1320         PR target/45098
1321         * tree-ssa-loop-ivopts.c (determine_iv_cost): Prevent
1322         cost_base.cost == 0.
1323
1324 2011-05-18  H.J. Lu  <hongjiu.lu@intel.com>
1325
1326         PR target/49002
1327         * config/i386/sse.md (avx_<ssemodesuffix><avxsizesuffix>_<ssemodesuffix>):
1328         Properly handle load cast.
1329
1330 2011-05-18  Jakub Jelinek  <jakub@redhat.com>
1331
1332         PR tree-optimization/49039
1333         * tree-vrp.c (extract_range_from_binary_expr): For
1334         MIN_EXPR <~[a, b], ~[c, d]> and MAX_EXPR <~[a, b], ~[c, d]>
1335         return ~[MAX_EXPR <a, c>, MIN_EXPR <b, d>].
1336
1337 2011-05-18  Tom de Vries  <tom@codesourcery.com>
1338
1339         PR target/45098
1340         * tree-ssa-loop-ivopts.c (computation_cost): Prevent cost of 0.
1341
1342 2011-05-18  Uros Bizjak  <ubizjak@gmail.com>
1343
1344         * config/i386/i386.md (*tls_global_dynamic_32_gnu): Split asm template.
1345         (*tls_global_dynamic_64): Ditto.
1346         (*tls_local_dynamic_base_32_gnu): Ditto.
1347         (*tls_local_dynamic_base_64): Ditto.
1348         (tls_initial_exec_64_sun): Ditto.
1349
1350 2011-05-18  Stuart Henderson  <shenders@gcc.gnu.org>
1351
1352         * doc/invoke.texi (Blackfin Options): -mcpu accepts bf592.
1353         * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
1354         bf592-none.
1355         * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
1356         * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
1357         * config/bfin/bfin.c (bfin_cpus): Add bf592.
1358         * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
1359         __ADSPBF592__ and __ADSPBF59x__ for BFIN_CPU_BF592.
1360         * config/bfin/bfin-opts.h (bfin_cpu_type): Add BFIN_CPU_BF592.
1361         * config/bfin/elf.h (LIB_SPEC): Add bf592.
1362
1363 2011-05-18  Joseph Myers  <joseph@codesourcery.com>
1364
1365         * config/arm/arm-opts.h (enum arm_fp16_format_type, enum
1366         arm_abi_type, enum float_abi_type, enum arm_tp_type): Move from arm.h.
1367         * config/arm/arm.c (arm_float_abi, arm_fp16_format, arm_abi,
1368         target_thread_pointer, arm_structure_size_boundary, struct
1369         float_abi, all_float_abis, struct fp16_format, all_fp16_formats,
1370         struct abi_name, arm_all_abis): Remove.
1371         (arm_option_override) Don't process most enumerated option values here.
1372         Don't process target_fpe_name here.  Work with integer not string for
1373         structure size boundary; use separate diagnostics for each case.
1374         * config/arm/arm.h (enum float_abi_type, enum
1375         arm_fp16_format_type, enum arm_abi_type, enum arm_tp_type): Move
1376         to arm-opts.h.
1377         (arm_float_abi, arm_fp16_format, arm_abi, target_thread_pointer,
1378         arm_structure_size_boundary): Remove.
1379         * config/arm/arm.opt (mabi=): Use Enum and Init.
1380         (arm_abi_type): New Enum and EnumValue entries.
1381         (mfloat-abi=): Use Enum and Init.
1382         (float_abi_type): New Enum and EnumValue entries.
1383         (mfp=, mfpe=): Replace by separate Alias entries for each argument.
1384         (mfp16-format=): Use Enum and Init.
1385         (arm_fp16_format_type): New Enum and EnumValue entries.
1386         (mstructure-size-boundary=): Use UInteger and Init.
1387         (mtp=): Use Enum and Init.
1388         (arm_tp_type): New Enum and EnumValue entries.
1389
1390 2011-05-18  Richard Guenther  <rguenther@suse.de>
1391
1392         PR tree-optimization/49018
1393         * gimple.c (gimple_has_side_effects): Volatile asms have side-effects.
1394         * tree-ssa-ifcombine.c (bb_no_side_effects_p): Use
1395         gimple_has_side_effects.
1396
1397 2011-05-18  Richard Guenther  <rguenther@suse.de>
1398
1399         * gimple.c (gimple_register_type_1): New function, split out from ...
1400         (gimple_register_type): ... here.  Avoid infinite recursion.
1401
1402 2011-05-18  Ira Rosen  <ira.rosen@linaro.org>
1403
1404         PR tree-optimization/41881
1405         * tree-vectorizer.h (struct _loop_vec_info): Add new field
1406         reduction_chains along with a macro for its access.
1407         * tree-vect-loop.c (new_loop_vec_info): Initialize reduction chains.
1408         (destroy_loop_vec_info): Free reduction chains.
1409         (vect_analyze_loop_2): Return false if vect_analyze_slp() returns false.
1410         (vect_is_slp_reduction): New function.
1411         (vect_is_simple_reduction_1): Call vect_is_slp_reduction.
1412         (vect_create_epilog_for_reduction): Support SLP reduction chains.
1413         * tree-vect-slp.c (vect_get_and_check_slp_defs): Allow different
1414         definition types for reduction chains.
1415         (vect_supported_load_permutation_p): Don't allow permutations for
1416         reduction chains.
1417         (vect_analyze_slp_instance): Support reduction chains.
1418         (vect_analyze_slp): Try to build SLP instance from reduction chains.
1419         (vect_get_constant_vectors):  Handle reduction chains.
1420         (vect_schedule_slp_instance): Mark the first statement of the
1421         reduction chain as reduction.
1422
1423 2011-05-18  Ira Rosen  <ira.rosen@linaro.org>
1424
1425         * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Use new
1426         names for group elements access.
1427         * tree-vectorizer.h (struct _stmt_vec_info): Use interleaving info for
1428         reduction chains as well.  Remove data reference and interleaving
1429         related words from the fields names.
1430         * tree-vect-loop.c (vect_transform_loop): Use new names for group
1431         elements access.
1432         * tree-vect-data-refs.c (vect_get_place_in_interleaving_chain,
1433         vect_insert_into_interleaving_chain, vect_update_interleaving_chain,
1434         vect_update_interleaving_chain, vect_same_range_drs,
1435         vect_analyze_data_ref_dependence, vect_update_misalignment_for_peel,
1436         vect_verify_datarefs_alignment, vector_alignment_reachable_p,
1437         vect_peeling_hash_get_lowest_cost, vect_enhance_data_refs_alignment,
1438         vect_analyze_group_access, vect_analyze_data_ref_access,
1439         vect_create_data_ref_ptr, vect_transform_strided_load,
1440         vect_record_strided_load_vectors): Likewise.
1441         * tree-vect-stmts.c (vect_model_simple_cost, vect_model_store_cost,
1442         vect_model_load_cost, vectorizable_store, vectorizable_load,
1443         vect_remove_stores, new_stmt_vec_info): Likewise.
1444         * tree-vect-slp.c (vect_build_slp_tree,
1445         vect_supported_slp_permutation_p, vect_analyze_slp_instance): Likewise.
1446
1447 2011-05-18  Richard Guenther  <rguenther@suse.de>
1448
1449         PR middle-end/48989
1450         * tree-cfg.c (verify_gimple_assign_unary): Adjust TRUTH op
1451         operand verification.
1452         (verify_gimple_assign_binary): Likewise.
1453         * tree-ssa.c (useless_type_conversion_p): Preserve conversions
1454         to non-1-precision BOOLEAN_TYPEs.
1455
1456 2011-05-18  Tom de Vries  <tom@codesourcery.com>
1457
1458         PR target/45098
1459         * tree-ssa-loop-ivopts.c (seq_cost): Fix call to rtx_cost.
1460
1461 2011-05-18  Jakub Jelinek  <jakub@redhat.com>
1462
1463         PR tree-optimization/49000
1464         * tree-ssa.c (execute_update_addresses_taken): Call
1465         maybe_rewrite_mem_ref_base on debug stmt value.  If it couldn't
1466         be rewritten and decl has been marked for renaming, reset
1467         the debug stmt.
1468
1469 2011-05-17  Joseph Myers  <joseph@codesourcery.com>
1470
1471         * config/i386/i386.c (ix86_valid_target_attribute_tree): Use
1472         enum_opts_set when testing if attributes have set -mfpmath=.
1473
1474 2011-05-17  Richard Sandiford  <rdsandiford@googlemail.com>
1475
1476         * config/mips/mips.c (mips_handle_option): Remove unused variable.
1477
1478 2011-05-17  Uros Bizjak  <ubizjak@gmail.com>
1479
1480         * ipa-inline-analysis.c (inline_node_duplication_hook): Initialize
1481         info->entry with 0
1482         * tree-inline.c (maybe_inline_call_in_expr):  Initialize
1483         id.transform_lang_insert_block with NULL.
1484
1485 2011-05-17  Uros Bizjak  <ubizjak@gmail.com>
1486
1487         * config/i386/i386-protos.h (output_fix_trunc): Change arg 3 to bool.
1488         (output_fp_compare): Change args 3 and 4 to bool.
1489         (ix86_expand_call): Change arg 6 to bool.
1490         (ix86_attr_length_immediate_default): Change arg 2 to bool.
1491         (ix86_attr_length_vex_default): Change arg 3 to bool.
1492         * config/i386/i386.md: Update all uses.
1493         * config/i386/i386.c: Ditto.
1494         (ix86_flags_dependent): Change return type to bool.
1495
1496 2011-05-17  Richard Guenther  <rguenther@suse.de>
1497
1498         * gimple.c (type_hash_pair_compare): Fix comparison.
1499
1500 2011-05-17  Richard Guenther  <rguenther@suse.de>
1501
1502         * gimple.c (iterative_hash_gimple_type): Simplify singleton
1503         case some more, fix final hash value of the non-singleton case.
1504
1505 2011-05-17  Richard Guenther  <rguenther@suse.de>
1506
1507         PR bootstrap/49013
1508         Revert
1509         2011-05-16  Richard Guenther  <rguenther@suse.de>
1510
1511         * gimple.c (gimple_types_compatible_p_1): Use names of the
1512         type itself, not its main variant.
1513         (iterative_hash_gimple_type): Likewise.
1514
1515 2011-05-17  Richard Guenther  <rguenther@suse.de>
1516
1517         * gimple.c (gimple_register_canonical_type): Use the main-variant
1518         leader for computing the canonical type.
1519
1520 2011-05-17  Nick Clifton  <nickc@redhat.com>
1521
1522         * config/rx/rx.c (rx_memory_move_cost): Include cost of register
1523         moves.
1524
1525         * config/rx/rx.md: Add peephole to remove redundant extensions
1526         after loads.
1527         (bitset_in_memory): Use rx_restricted_mem_operand.
1528         (bitinvert_in_memory): Likewise.
1529         (bitclr_in_memory): Likewise.
1530
1531 2011-05-17  Kazuhio Inaoka  <kazuhiro.inaoka.ud@renesas.com>
1532             Nick Clifton  <nickc@redhat.com>
1533
1534         * config/rx/rx.md: Add peepholes to match a register move followed
1535         by a comparison of the moved register.  Replace these with an
1536         addition of zero that does both actions in one instruction.
1537
1538 2011-05-17  Jakub Jelinek  <jakub@redhat.com>
1539
1540         PR target/48986
1541         * config/i386/sync.md (sync_old_add<mode>): Relax operand 2
1542         predicate to allow CONST_INT.
1543         (*sync_old_add_cmp<mode>): New insn and peephole2 for it.
1544
1545 2011-05-16  Joseph Myers  <joseph@codesourcery.com>
1546
1547         * opts-common.c (opt_enum_arg_to_value): New.
1548         * opts.h (opt_enum_arg_to_value): Declare.
1549         * config/i386/i386.opt (fpmath): Remove.
1550         (mfpmath=): Use Enum, Init and Save.
1551         (fpmath_unit): New Enum and EnumValue entries.
1552         * config/i386/i386-c.c (ix86_pragma_target_parse): Update field
1553         name for function fpmath state.
1554         * config/i386/i386-opts.h (enum fpmath_unit): Move from i386.h.
1555         * config/i386/i386.c: Include diagnostic.h.
1556         (ix86_fpmath, IX86_FUNCTION_SPECIFIC_FPMATH): Remove.
1557         (ix86_target_string): Take enum fpmath_unit value instead of string.
1558         (ix86_debug_options): Update call to ix86_target_string.
1559         (ix86_option_override_internal): Don't process fpmath strings here.
1560         (x86_function_specific_save, ix86_function_specific_restore):
1561         Don't handle fpmath state specially.
1562         (ix86_function_specific_print): Pass fpmath state to
1563         ix86_target_string instead of printing in this function.
1564         (ix86_valid_target_attribute_inner_p): Take gcc_options pointer.
1565         Handle enum attributes.
1566         (IX86_ATTR_ENUM, ix86_opt_enum): New.
1567         (ix86_valid_target_attribute_tree): Update option_strings
1568         handling.  Handle fpmath as enum option.
1569         (ix86_can_inline_p): Update field names for function fpmath state.
1570         (ix86_expand_builtin): Update call to ix86_target_string.
1571         * config/i386/i386.h (enum fpmath_unit): Move to i386-opts.h.
1572         (ix86_fpmath): Remove.
1573         * config/i386/t-i386 (i386.o): Update dependencies.
1574
1575 2011-05-16  Joseph Myers  <joseph@codesourcery.com>
1576
1577         PR preprocessor/48677
1578         * cppspec.c (lang_specific_driver): Set new_decoded_options[0]
1579         from decoded_options[0], not from itself.
1580
1581 2011-05-16  Uros Bizjak  <ubizjak@gmail.com>
1582
1583         * config/i386/constraints.md (z): New constraint.
1584         * config/i386/i386.c (c): New mode attribute.
1585         (*call): Merge insn pattern from *call_0, *call_1, *call_1_rex64 and
1586         *call_1_rex64_large patterns using "P" mode iterator. Use "<c>zm"
1587         constraint for operand 0.
1588         (*call_vzeroupper): Ditto.
1589         (*call_rex64_ms_sysv): Ditto.  Use "rzm" constraint for operand 0.
1590         (*call_rex64_ms_sysv_vzeroupper): Ditto.
1591         (*call_pop): Merge insn pattern from *call_pop_0 and *call_pop_1.
1592         Use "lzm" constraint for operand 0.
1593         (*call_pop_vzeroupper): Ditto.
1594         (*sibcall): Merge insn pattern from *sibcall_0, *sibcall_1 and
1595         *sibcall_1_rex64 patterns using "P" mode iterator.  Use "Uz"
1596         constraint for operand 0.
1597         (*sibcall_vzeroupper): Ditto.
1598         (*sibcall_rex64_ms_sysv): Ditto.
1599         (*sibcall_rex64_ms_sysv_vzeroupper): Ditto.
1600         (*sibcall_pop): Merge insn pattern from *sibcall_pop_0 and
1601         *sibcall_pop_1.  Use "Uz" constraint for operand 0.
1602         (*sibcall_pop_vzeroupper): Ditto.
1603         (*call_value): Merge insn pattern from *call_value_0, *call_value_1,
1604         *call_value_1_rex64 and *call_value_1_rex64_large patterns using "P"
1605         mode iterator.  Use "<c>zm" constraint for operand 1.
1606         (*call_value_vzeroupper): Ditto.
1607         (*call_value_rex64_ms_sysv): Ditto.  Use "rzm" constraint
1608         for operand 1.
1609         (*call_value_rex64_ms_sysv_vzeroupper): Ditto.
1610         (*call_value_pop): Merge insn pattern from *call_value_pop_0 and
1611         *call_value_pop_1.  Use "lzm" constraint for operand 1.
1612         (*call_value_pop_vzeroupper): Ditto.
1613         (*sibcall_value): Merge insn pattern from *sibcall_value_0,
1614         *sibcall_value_1 and *sibcall_value_1_rex64 patterns using "P"
1615         mode iterator.  Use "Uz" constraint for operand 1.
1616         (*sibcall_value_vzeroupper): Ditto.
1617         (*sibcall_value_rex64_ms_sysv): Ditto.
1618         (*sibcall_value_rex64_ms_sysv_vzeroupper): Ditto.
1619         (*sibcall_value_pop): Rename from *sibcall_pop_1.  Use "Uz"
1620         constraint for operand 1.
1621         (*sibcall_value_pop_vzeroupper): Ditto.
1622         (*tls_global_dynamic_64): Use constant_call_address_operand predicate
1623         and "z" constraint for operand 2.
1624         (*tls_global_dynamic_32_gnu): Ditto.
1625         (*tls_local_dynamic_base_32_gnu): Ditto.
1626         (*tls_local_dynamic_base_64): Ditto.
1627         (*tls_local_dynamic_32_once): Ditto.
1628         * config/i386/i386.c (ix86_output_call_insn): Remove int_addr argument.
1629         Update all callers.
1630         * config/i386/i386-protos.h (ix86_output_call_insn): Update prototype.
1631
1632 2011-05-16  Richard Guenther  <rguenther@suse.de>
1633
1634         * gimple.c (gimple_types_compatible_p_1): Use names of the
1635         type itself, not its main variant.
1636         (iterative_hash_gimple_type): Likewise.
1637
1638 2011-05-16  Richard Guenther  <rguenther@suse.de>
1639
1640         * gimple.c (iterative_hash_gimple_type): Re-instantiate change to
1641         always visit pointer target and function result and argument types.
1642
1643 2011-05-16  Jason Merrill  <jason@redhat.com>
1644
1645         PR c++/48999
1646         * tree-inline.c (copy_statement_list): Put back recursion.
1647
1648 2011-05-16  Georg-Johann Lay  <avr@gjlay.de>
1649
1650         PR target/27663
1651         PR target/41076
1652         * config/avr/predicates.md (const_8_16_24_operand): New predicate.
1653         * config/avr/avr.md ("*ior<mode>qi.byte0",
1654         "*ior<mode>qi.byte1-3"): New define_insn_and_split patterns.
1655
1656 2011-05-16  Georg-Johann Lay  <avr@gjlay.de>
1657
1658         PR target/45099
1659         * config/avr/avr.c (avr_function_arg_advance): Error if a fixed
1660         register is needed for a function argument.
1661
1662 2011-05-16  Richard Guenther  <rguenther@suse.de>
1663
1664         * gimple.c (struct type_hash_pair): New type.
1665         (type_hash_pair_compare): New function.
1666         (iterative_hash_gimple_type): Mix in SCC member hashes in hash-order.
1667
1668 2011-05-16  Revital Eres  <revital.eres@linaro.org>
1669
1670         * modulo-sched.c (doloop_register_get): Check !DEBUG_INSN_P first.
1671
1672 2011-05-15  Uros Bizjak  <ubizjak@gmail.com>
1673
1674         * config/i386/i386.md (floating point move splitters): Fix
1675         usage of standard_80387_constant_p.
1676         * config/i386/i386.c (ix86_preferred_reload_class): Ditto.
1677
1678 2011-05-15  Uros Bizjak  <ubizjak@gmail.com>
1679
1680         * config/i386/i386.md (*movdf_internal): Simplify insn condition.
1681
1682 2011-05-14  Eric Botcazou  <ebotcazou@adacore.com>
1683
1684         * tree-ssa-loop-im.c (SET_ALWAYS_EXECUTED_IN): New macro.
1685         (fill_always_executed_in): Use [SET_]ALWAYS_EXECUTED_IN.
1686         (tree_ssa_lim_finalize): Likewise.
1687
1688 2011-05-14  Uros Bizjak  <ubizjak@gmail.com>
1689
1690         * config/i386/constraint.md (Yd, Yx): New register constraints.
1691         * config/i386/i386.md (*pushdf): Merge with *pushdf_nointeger.  Use
1692         Yd conditional register constraint.
1693         (*movtf_internal): Use standard_sse_constant_opcode.
1694         (*movxf_internal): Merge with *movxf_internal_nointeger.  Use
1695         Yx conditional register constraint.
1696         (*movdf_internal): Merge with *movdf_internal_nointeger.  Use
1697         Yd conditional register constraint.  Use standard_sse_constant_p to
1698         check for valid SSE constants and call standard_sse_constant_opcode to
1699         output SSE insn.
1700         (*movsf_internal): Use standard_sse_constant_p to check for valid SSE
1701         constants and call standard_sse_constant_opcode to output SSE insn.
1702         * config/i386/i386.c (ix86_option_ovverride_internal): Set
1703         TARGET_INTEGER_DFMODE_MOVES for 64bit targets.  Clear it when
1704         optimize_size is set.
1705         (standard_sse_constant_opcode): Output conditional AVX insn templates.
1706
1707 2011-05-14  Tobias Burnus  <burnus@net-b.de>
1708
1709         * doc/invoke.texi (-Ofast): Also enables -fstack-arrays.
1710
1711 2011-05-13  Martin Jambor  <mjambor@suse.cz>
1712
1713         * ipa-prop.c (ipa_cst_from_jfunc): New function.
1714         * ipa-prop.h (ipa_cst_from_jfunc): Declare.
1715         * ipa-inline-analysis.c (evaluate_conditions_for_edge): Use it.
1716         (evaluate_conditions_for_ipcp_clone): Removed.
1717         (estimate_ipcp_clone_size_and_time): Accept vector of known constants.
1718         * ipa-cp.c (ipcp_estimate_growth): Build vector of known constants.
1719         * ipa-inline.h (estimate_ipcp_clone_size_and_time): Update.
1720
1721 2011-05-13  Eric Botcazou  <ebotcazou@adacore.com>
1722
1723         * cfgrtl.c (cfg_layout_redirect_edge_and_branch): Adjust dump message.
1724         * regcprop.c (copyprop_hardreg_forward): Test MAY_HAVE_DEBUG_INSNS in
1725         lieu of MAY_HAVE_DEBUG_STMTS.
1726         * tree-cfgcleanup.c (remove_forwarder_block): Do not attempt to move
1727         debug statements if !MAY_HAVE_DEBUG_STMTS.
1728
1729 2011-05-13  Martin Thuresson  <martint@google.com>
1730
1731         PR gcov-profile/47793
1732         * libgcov.c (gcov_exit): Support relative profile paths.
1733         * doc/invoke.texi (-fprofile-dir): Update for above change.
1734
1735 2011-05-13  Richard Guenther  <rguenther@suse.de>
1736
1737         * gimple.c (gimple_canonical_types_compatible_p): Do not use
1738         type-pair caching, do not compare hashes.
1739
1740 2011-05-13  Nathan Froyd  <froydnj@codesourcery.com>
1741
1742         PR middle-end/48965
1743         * tree-cfg.c (edge_to_cases_cleanup): Return true.
1744         (verify_expr) [CASE_LABEL_EXPR]: Add checking.
1745
1746 2011-05-13  Kai Tietz  <ktietz@redhat.com>
1747
1748         * gimplify.c (gimplify_expr): Make sure operand is boolified.
1749         * tree-cfg.c (verify_gimple_assign_unary): Check for boolean
1750         compatible type for TRUTH_NOT_EXPR.
1751
1752 2011-05-13  H.J. Lu  <hongjiu.lu@intel.com>
1753
1754         * config/i386/i386.c (ix86_save_reg): Change return type to bool.
1755         (ix86_hard_regno_mode_ok): Change return value to bool.  Use
1756         can_create_pseudo_p ().
1757
1758 2011-05-13  Richard Guenther  <rguenther@suse.de>
1759
1760         PR lto/48978
1761         * gimple.c (iterative_hash_gimple_type): Revert change in
1762         pointer target and function result and argument hashing.
1763
1764 2011-05-13  Uros Bizjak  <ubizjak@gmail.com>
1765
1766         * config/i386/i386.md (*movxf_internal): Use !can_create_pseudo ().
1767         (*movxf_internal_nointeger): Ditto.
1768         (*movdf_internal_rex64): Ditto.
1769         (*movdf_internal): Ditto.
1770         (*movdf_internal_nointeger): Ditto.
1771         (*movsf_internal): Ditto.
1772         (sincos splitters): Use can_create_pseudo ().
1773
1774 2011-05-13  Joseph Myers  <joseph@codesourcery.com>
1775
1776         * config/i386/i386-opts.h: New.
1777         * gcc/config/i386/i386.c (stringop_alg, ix86_cmodel,
1778         ix86_asm_dialect, ix86_regparm, ix86_abi, ix86_branch_cost,
1779         ix86_section_threshold): Remove.
1780         (ix86_handle_option): Move MAX_CODE_ALIGN define here.  Handle
1781         OPT_malign_loops_, OPT_malign_jumps_, OPT_malign_functions_ and
1782         OPT_mbranch_cost_.
1783         (ix86_option_override_internal): Don't decode strings for options
1784         other than -march=, -mtune= and -mfpmath=.  Don't allow for
1785         __attribute__ uses in remaining diagnostics for options with
1786         string arguments.  Don't check for integer arguments being negative.
1787         * gcc/config/i386/i386.h (enum stringop_alg, enum calling_abi,
1788         enum tls_dialect, enum cmodel, enum asm_dialect): Move to i386-opts.h.
1789         (ix86_abi, ix86_tls_dialect, ix86_cmodel, ix86_asm_dialect,
1790         ix86_branch_cost, ix86_section_threshold): Remove.
1791         * gcc/config/i386/i386.opt (config/i386/i386-opts.h): New
1792         HeaderInclude.
1793         (malign-functions=, malign-jumps=, malign-loops=): Use UInteger
1794         but not Var.
1795         (masm=): Use Enum and Init.
1796         (asm_dialect): New Enum and EnumValue entries.
1797         (mbranch-cost=): Use UInteger.
1798         (mlarge-data-threshold=): Use UInteger and Init.
1799         (mcmodel=): Use Enum and Init.
1800         (cmodel): New Enum and EnumValue entries.
1801         (mpc): Replace with separate mpc32, mpc64 and mpc80 entries.
1802         (mpreferred-stack-boundary=, mincoming-stack-boundary=,
1803         mregparm=): Use UInteger.
1804         (mstringop-strategy=): Use Enum and Init.
1805         (stringop_alg): New Enum and EnumValue entries.
1806         (mtls-dialect=): Use Enum and Init.
1807         (tls_dialect): New Enum and EnumValue entries.
1808         (mabi=): Use Enum and Init.
1809         (calling_abi): New Enum and EnumValue entries.
1810         (mveclibabi=): Use Enum and Init.
1811         (ix86_veclibabi): New Enum and EnumValue entries.
1812
1813 2011-05-13  Nick Clifton  <nickc@redhat.com>
1814
1815         * config/rx/rx.md (mov expander): Fix use of rx_legitimate_constant_p.
1816         * config/rx/rx-protos.h (rx_legitimate_constant_p): Rename prototype.
1817
1818 2011-05-13  Kai Tietz  <ktietz@redhat.com>
1819
1820         PR middle-end/48984
1821         * gimplify.c (gimplify_expr): Check for boolean_type_node instead
1822         for BOOLEAN_TYPE for TRUTH-NOT/AND/OR/XOR.
1823         (gimple_boolify): Check for cast for boolean_type_node instead for
1824         BOOLEAN_TYPE.
1825
1826 2011-05-13  Richard Guenther  <rguenther@suse.de>
1827
1828         PR tree-optimization/48172
1829         * tree-vect-loop-manip.c (vect_vfa_segment_size): Avoid
1830         multiplying by number of iterations for equal step.
1831         (vect_create_cond_for_alias_checks): Likewise.
1832
1833 2011-05-13  Andreas Schwab  <schwab@redhat.com>
1834
1835         * configure.ac: Use AS_HELP_STRING throughout.
1836         * configure: Regenerate.
1837
1838 2011-05-12  H.J. Lu  <hongjiu.lu@intel.com>
1839
1840         * config/i386/i386.c (ix86_save_reg): Change maybe_eh_return to bool.
1841         (ix86_emit_restore_regs_using_mov): Likewise.
1842         (ix86_emit_restore_sse_regs_using_mov): Likewise.
1843
1844 2011-05-12  Anatoly Sokolov  <aesok@post.ru>
1845
1846         * config/sparc/sparc.h (REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P,
1847         SYMBOLIC_CONST, RTX_OK_FOR_BASE_P, RTX_OK_FOR_INDEX_P): Remove.
1848         (RTX_OK_FOR_OFFSET_P, RTX_OK_FOR_OLO10_P): Move to...
1849         * config/sparc/sparc.c (RTX_OK_FOR_OFFSET_P,
1850         RTX_OK_FOR_OLO10_P): ...here.
1851         (sparc_mode_dependent_address_p): Use symbolic_operand instead of
1852         SYMBOLIC_CONST.
1853
1854 2011-05-12  Kai Tietz  <ktietz@redhat.com>
1855
1856         * gimplify.c (gimple_boolify): Re-boolify expression
1857         arguments even if expression type is of kind BOOLEAN_TYPE.
1858         (gimplify_boolean_expr): Removed.
1859         (gimplify_expr): Boolify truth opcodes AND, ANDIF, OR, ORIF,
1860         and XOR. Additional take care that we keep expression's type.
1861         * tree-cfg.c (verify_gimple_assign_binary): Adjust check for type
1862         of TRUTH_AND|OR|XOR_EXPR.
1863
1864 2011-05-12  Jakub Jelinek  <jakub@redhat.com>
1865
1866         PR tree-optimization/48975
1867         * tree-if-conv.c (combine_blocks): Call free_bb_predicate
1868         on all bbs here and free and clear ifc_bbs at the end.
1869
1870 2011-05-12  Richard Guenther  <rguenther@suse.de>
1871
1872         * gimple.c (gtc_visit): Compare TREE_ADDRESSABLE, handle
1873         NULLPTR_TYPE similar to VOID_TYPE.  Defer type-leader lookup
1874         until after simple checks.
1875         (gimple_types_compatible_p): Likewise.
1876         (iterative_hash_gimple_type): Always hash pointer targets
1877         and function return and argument types.
1878         (iterative_hash_canonical_type): Do not hash TYPE_QUALS,
1879         hash TYPE_ALIGN.  Do not hash TYPE_MIN/MAX_VALUE.
1880         (gimple_canonical_types_compatible_p): Compare TREE_ADDRESSABLE,
1881         handle NULLPTR_TYPE similar to VOID_TYPE.  Handle non-aggregates
1882         completely in the simple compare section.
1883         (gimple_register_canonical_type): Query the cache again after
1884         registering.
1885
1886 2011-05-12  Richard Guenther  <rguenther@suse.de>
1887
1888         PR tree-optimization/48172
1889         * tree-vect-loop-manip.c (vect_vfa_segment_size): Do not exclude
1890         the number of iterations from the segment size calculation.
1891         (vect_create_cond_for_alias_checks): Adjust.
1892
1893 2011-05-12  Jakub Jelinek  <jakub@redhat.com>
1894
1895         PR debug/48967
1896         * var-tracking.c (use_narrower_mode_test) <case REG>: Return 1
1897         if validate_subreg fails.
1898
1899 2011-05-12  Hariharan Sandanagobalane  <hariharan@picochip.com>
1900
1901         * ira.c (clarify_prohibited_class_mode_regs): Prevent the function from
1902         accessing beyond the end of REGNO_REG_CLASS array by stopping the loop
1903         early.
1904
1905 2011-05-12  DJ Delorie  <dj@redhat.com>
1906
1907         * config/rx/rx.c (rx_builtins): New arrays - holds builtin functions.
1908         (ADD_RX_BUILTIN1, ADD_RX_BUILTIN2, ADD_RX_BUILTIN3): Install
1909         created builtin into rx_builtins array.
1910         (rx_builtin_decl): New function.
1911         (TARGET_BUITLIN_DECL): Define.  Include gt-rx.h.
1912
1913 2011-05-12  DJ Delorie  <dj@redhat.com>
1914             Nick Clifton  <nickc@redhat.com>
1915
1916         * config/rx/rx.h (HAVE_PRE_DECREMENT): Fix typo.
1917         * config/rx/rx.c (CC_FLAG_FP): Fix comment.
1918         (rx_is_legitimate_address): Add pre-decrement and post-increment
1919         addressing in HImode and QImode.  Fix test for out of range
1920         REG+INT addressing.
1921         (rx_legitimate_constant_p): Rename to rx_is_legitimate_constant.
1922         (rx_align_for_label): Test label before extracting its usage count.
1923         (rx_adjust_insn_lengths): Fix selection of insn codes.
1924         (TARGET_LEGITIMATE_CONSTANT_P): Use renamed function.
1925
1926 2011-05-11  Jason Merrill  <jason@redhat.com>
1927
1928         * tree.c (type_hash_canon): Use struct tree_type_non_common.
1929
1930 2011-05-11  Eric Botcazou  <ebotcazou@adacore.com>
1931
1932         * cfgrtl.c (commit_one_edge_insertion): Remove always-true test and
1933         reindent the subsequent block.
1934
1935 2011-05-11  Satoru Takabayashi  <satorux@google.com>
1936             Paul Pluzhnikov  <ppluzhnikov@google.com>
1937
1938         * doc/install.texi (Configuration): Document --with-linker-hash-style.
1939         * gcc.c (init_spec): Handle LINKER_HASH_STYLE.
1940         * config.in: Add LINKER_HASH_STYLE.
1941         * configure.ac: Add --with-linker-hash-style.
1942         * configure: Regenerate.
1943
1944 2011-05-11  Richard Guenther  <rguenther@suse.de>
1945
1946         PR middle-end/48964
1947         * gimple.c (iterative_hash_canonical_type): Fix typo.
1948
1949 2011-05-11  Uros Bizjak  <ubizjak@gmail.com>
1950
1951         * config/i386/i386.c (legitimize_tls_address)
1952         <case TLS_MODEL_GLOBAL_DYNAMIC>: Call gen_tls_dynamic_gnu2_{32,64}
1953         expanders directly for TARGET_GNU2_TLS.  Determine pic and
1954         __tls_get_addr symbol reference here.  Update call to
1955         gen_tls_global_dynamic_{32,64} for added arguments.
1956         <case TLS_MODEL_LOCAL_DYNAMIC>: Call gen_tls_dynamic_gnu2_{32,64}
1957         expanders directly for TARGET_GNU2_TLS.  Determine
1958         __tls_get_addr symbol reference here.  Update call to
1959         gen_tls_local_dynamic_base_{32,64} for added arguments.  Attach
1960         unique UNSPEC REG_EQUIV to libcall block.
1961         (ix86_tls_get_addr): Declare static.
1962         * config/i386/i386-protos.h (ix86_tls_get_addr): Remove declaration.
1963         * config/i386/i386.md (tls_global_dynamic_32): Add operand 2 and 3.
1964         Do not determine pic and __tls_get_addr symbol reference here. Do not
1965         call gen_tls_dynamic_gnu2_32 for TARGET_GNU2_TLS.
1966         (tls_local_dynamic_base_32): Ditto for operands 1 and 2.
1967         (tls_global_dynamic_64): Add operand 2.  Do not determine
1968         __tls_get_addr symbol reference here.  Do not call
1969         gen_tls_dynamic_gnu2_64 for TARGET_GNU2_TLS here.
1970         (tls_local_dynamic_base64): Ditto for operand 1.
1971
1972 2011-05-11  Eric Botcazou  <ebotcazou@adacore.com>
1973
1974         * function.c (expand_function_start): Initialize stack_check_probe_note
1975         only if the generic stack checking mechanism is used.
1976
1977 2011-05-11  Richard Guenther  <rguenther@suse.de>
1978
1979         PR tree-optimization/15256
1980         * tree-ssa-forwprop.c (simplify_bitwise_binary): Canonicalize
1981         (A & B) | C, combine (A op CST1) op CST2.
1982         (tree_ssa_forward_propagate_single_use_vars): Only bother to
1983         visit assigns that have uses.
1984
1985 2011-05-11  Nathan Froyd  <froydnj@codesourcery.com>
1986
1987         * ggc-page.c (extra_order_size_table): Use struct tree_type_non_common.
1988         * lto-streamer-in.c (unpack_ts_type_value_fields): Rename to...
1989         (unpack_ts_type_common_value_fields): ...this.  Update comment.
1990         (unpack_value_fields): Adjust for renaming.
1991         (lto_input_ts_type_tree_pointers): Split into...
1992         (lto_input_ts_type_common_tree_pointer): ...this and...
1993         (lto_input_ts_type_non_common_tree_pointers): ...this.
1994         (lto_input_tree_pointers): Adjust for above split.
1995         * lto-streamer-out.c (pack_ts_type_value_fields): Rename to...
1996         (pack_ts_type_common_value_fields): ...this.  Update comment.
1997         (lto_output_ts_type_tree_pointers): Split into...
1998         (lto_output_ts_type_common_tree_pointers): ...this and...
1999         (lto_output_ts_type_non_common_tree_pointers): ...this.
2000         (lto_output_tree_pointers): Adjust for above split.
2001         * lto-streamer.c (check_handled_ts_structures): Mark TS_TYPE_COMMON,
2002         TS_TYPE_WITH_LANG_SPECIFIC, and TS_TYPE_NON_COMMON as handled.
2003         * stor-layout.c (vector_type_mode): Adjust location of mode field.
2004         * tree.h (MARK_TS_TYPE_COMMON, MARK_TS_TYPE_WITH_LANG_SPECIFIC):
2005         Define.
2006         (struct tree_type): Split into...
2007         (struct tree_type_common: ...this and...
2008         (struct tree_type_with_lang_specific): ...this and...
2009         (struct tree_type_non_common): ...this.  Adjust accessor macros
2010         accordingly.
2011         (TYPE_VALUES_RAW): Define.
2012         (union tree_node): Update for above changes.
2013         * tree.c (tree_node_structure_for_code) [tcc_type]: Return
2014         TS_TYPE_NON_COMMON.
2015         (initialize_tree_contains_struct) [TS_TYPE]: Use TS_TYPE_COMMON.
2016         Add TS_TYPE_WITH_LANG_SPECIFIC and TS_TYPE_NON_COMMON.
2017         (tree_code_size) [tcc_type]: Use struct tree_type_non_common.
2018         * treestructu.def (TS_TYPE): Remove.
2019         (TS_TYPE_COMMON, TS_TYPE_WITH_LANG_SPECIFIC, TS_TYPE_NON_COMMON):
2020         Define.
2021
2022 2011-05-11  Jakub Jelinek  <jakub@redhat.com>
2023
2024         PR debug/48159
2025         * tree-ssa.c (reset_debug_uses): New function.
2026         * tree-flow.h (reset_debug_uses): New prototype.
2027         * tree-data-ref.c (stmts_from_loop): Ignore debug stmts.
2028         * tree-loop-distribution.c (generate_loops_for_partition): Call
2029         reset_debug_uses on the stmts that will be removed.  Keep around
2030         all debug stmts, don't count them as bits in partition bitmap.
2031         (generate_builtin): Don't count debug stmts or labels as bits in
2032         partition bitmap.
2033
2034 2011-05-11  Richard Guenther  <rguenther@suse.de>
2035
2036         * gimple.c (gimple_type_hash_1): Merge with ...
2037         (gimple_type_hash): ... this.
2038         (gtc_visit): Remove mode parameter and simplify accordingly.
2039         (gimple_types_compatible_p_1): Likewise.
2040         (gimple_types_compatible_p): Likewise.
2041         (iterative_hash_gimple_type): Likewise.
2042         (visit): Likewise.
2043         (gimple_type_eq): Adjust.
2044
2045 2011-05-11  Revital Eres  <revital.eres@linaro.org>
2046
2047         * ddg.c (create_ddg_dep_from_intra_loop_link): If a true dep edge
2048         enters the branch create an anti edge in the opposite direction
2049         to prevent the creation of reg-moves.
2050         * modulo-sched.c: Adjust comment to reflect the fact we are
2051         scheduling closing branch.
2052         (PS_STAGE_COUNT): Rename to CALC_STAGE_COUNT and redefine.
2053         (stage_count): New field in struct partial_schedule.
2054         (calculate_stage_count): New function.
2055         (normalize_sched_times): Rename to reset_sched_times and handle
2056         incrementing the sched time of the nodes by a constant value
2057         passed as parameter.
2058         (duplicate_insns_of_cycles): Skip closing branch.
2059         (sms_schedule_by_order): Schedule closing branch.
2060         (ps_insn_find_column): Handle closing branch.
2061         (sms_schedule): Call reset_sched_times and adjust the code to
2062         support scheduling of the closing branch.
2063         (ps_insert_empty_row): Update calls to normalize_sched_times
2064         and rotate_partial_schedule functions.
2065
2066 2011-05-11  Richard Guenther  <rguenther@suse.de>
2067
2068         PR middle-end/48953
2069         * tree-inline.c (remap_gimple_op_r): Also remap types of MEM_REFs.
2070
2071 2011-05-11  Joseph Myers  <joseph@codesourcery.com>
2072
2073         * opts.c (finish_options): Move warning settings from process_options.
2074         * toplev.c (process_options): Move warning settings to finish_options.
2075
2076 2011-05-11  Richard Guenther  <rguenther@suse.de>
2077
2078         PR tree-optimization/18041
2079         * tree-ssa-forwprop.c (simplify_bitwise_and): Rename to ...
2080         (simplify_bitwise_binary): ... this.  Handle operand conversions
2081         by applying them to the result instead.
2082         (tree_ssa_forward_propagate_single_use_vars): Adjust.  CSE tree code.
2083
2084 2011-05-11  Richard Guenther  <rguenther@suse.de>
2085
2086         * gimple.c (gimple_canonical_types_compatible_p): Split out
2087         from gimple_types_compatible_p and friends.  Do not recurse
2088         to pointed-to types.
2089         (gimple_canonical_type_eq): Use it.
2090         (iterative_hash_canonical_type): Split out from
2091         iterative_hash_gimple_type and friends.  Do not recurse
2092         to pointed-to types.
2093         (gimple_canonical_type_hash): Use it, allocate the hash here.
2094
2095 2011-05-11  Revital Eres  <revital.eres@linaro.org>
2096
2097         * modulo-sched.c (doloop_register_get): Ignore DEBUG_INSNs while
2098         recognizing doloop.
2099
2100 2011-05-11  Revital Eres  <revital.eres@linaro.org>
2101
2102         * loop-doloop.c (doloop_condition_get): Use prev_nondebug_insn
2103         instead of PREV_INSN.
2104
2105 2011-05-11  Revital Eres  <revital.eres@linaro.org>
2106
2107         * modulo-sched.c (sms_schedule): Support new form of doloop pattern
2108         * loop-doloop.c (doloop_condition_get): Likewise.
2109         * config/arm/thumb2.md (*thumb2_addsi3_compare0): Remove "*".
2110         (doloop_end): New.
2111         * config/arm/arm.md (*addsi3_compare0): Remove "*".
2112
2113 2011-05-10  Nathan Froyd  <froydnj@codesourcery.com>
2114
2115         * tree.def (CASE_LABEL_EXPR): Add an operand.
2116         * tree.h (CASE_CHAIN): Use TREE_OPERAND instead of TREE_CHAIN.
2117
2118 2011-05-10  Joseph Myers  <joseph@codesourcery.com>
2119
2120         * c-decl.c (c_override_global_bindings_to_false): Remove.
2121         (global_bindings_p): Don't check
2122         c_override_global_bindings_to_false.
2123         * c-tree.h (c_override_global_bindings_to_false): Remove.
2124         * c-typeck.c (composite_type): Don't set
2125         c_override_global_bindings_to_false.
2126
2127 2011-05-10  Michael Meissner  <meissner@linux.vnet.ibm.com>
2128
2129         PR target/48857, 48495
2130         * config/rs6000/rs6000.h (VSX_SCALAR_MODE): Delete.
2131         (VSX_MODE): Ditto.
2132         (VSX_MOVE_MODE): Ditto.
2133         (ALTIVEC_OR_VSX_VECTOR_MODE): New macro, combine all Altivec and
2134         VSX vector types.  Add V2DImode.
2135         (HARD_REGNO_CALLER_SAVE_MODE): Use it instead of
2136         ALTIVEC_VECTOR_MODE and VSX_VECTOR_MODE calls.
2137         (MODES_TIEABLE_P): Ditto.
2138
2139         * config/rs6000/rs6000.c (rs6000_emit_move): Use
2140         ALTIVEC_OR_VSX_MODE instead of ALTIVEC_VECTOR_MODE and
2141         VSX_VECTOR_MODE.
2142         (init_cumulative_args): Ditto.
2143         (rs6000_function_arg_boundary): Ditto.
2144         (rs6000_function_arg_advance_1): Ditto.
2145         (rs6000_function_arg): Ditto.
2146         (rs6000_function_ok_for_sibcall): Ditto.
2147         (emit_frame_save): Ditto.
2148         (rs6000_function_value): Ditto.
2149         (rs6000_libcall_value): Ditto.
2150
2151 2011-05-10  Joseph Myers  <joseph@codesourcery.com>
2152
2153         * config.gcc (i[34567]86-*-darwin*, x86_64-*-darwin*): Add
2154         i386/darwin-lib.h to $libgcc_tm_file.
2155         * config/i386/darwin.h (DECLARE_LIBRARY_RENAMES): Remove.
2156
2157 2011-05-10  Joseph Myers  <joseph@codesourcery.com>
2158
2159         * doc/sourcebuild.texi (Back End): Mention contrib/config-list.mk.
2160
2161 2011-05-10  Joseph Myers  <joseph@codesourcery.com>
2162
2163         * config/rs6000/genopt.sh, config/rs6000/rs6000-cpus.def: New files.
2164         * config/rs6000/rs6000-tables.opt: New file (generated).
2165         * config.gcc (powerpc*-*-*, rs6000*-*-*): Add
2166         rs6000/rs6000-tables.opt to extra_options.
2167         * config/rs6000/rs6000-opts.h (RS6000_CPU_OPTION_NATIVE): Define.
2168         * config/rs6000/rs6000.c (rs6000_select): Remove.
2169         (processor_target_table): Move contents to rs6000-cpus.def.
2170         (darwin_rs6000_override_options): Check
2171         global_options_set.x_rs6000_cpu_index instead of
2172         rs6000_select[1].string.
2173         (rs6000_option_override_internal): Likewise.
2174         (rs6000_handle_option): Don't assert that global structures are in
2175         use.  Don't handle OPT_mcpu_ and OPT_mtune_ here.
2176         (rs6000_default_cpu): New variable.
2177         (rs6000_file_start): Set it instead of local default_cpu.  Check
2178         rs6000_default_cpu, global_options_set.x_rs6000_cpu_index and
2179         global_options_set.x_rs6000_tune_index instead of rs6000_select.
2180         (rs6000_darwin_file_start): Check rs6000_default_cpu and
2181         global_options_set.x_rs6000_cpu_index instead of rs6000_select.
2182         * config/rs6000/rs6000.h (struct rs6000_cpu_select,
2183         rs6000_select): Remove.
2184         * config/rs6000/rs6000.opt (rs6000_cpu_index, rs6000_tune_index):
2185         Remove.
2186         (mcpu=, mtune=): Use Var, Init, Enum and Save.
2187         * config/rs6000/t-rs6000
2188         ($(srcdir)/config/rs6000/rs6000-tables.opt): New.
2189         * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Check
2190         global_options_set.x_rs6000_cpu_index instead of
2191         rs6000_select[1].string.
2192         * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Check
2193         global_options_set.x_rs6000_cpu_index instead of
2194         rs6000_select[1].string.
2195
2196 2011-05-10  Joseph Myers  <joseph@codesourcery.com>
2197
2198         * config.gcc (libgcc_tm_file): Define instead of including files
2199         from ../../libgcc/config/ in tm_file.
2200         * configure.ac (libgcc_tm_file_list, libgcc_tm_include_list): Define.
2201         * configure: Regenerate.
2202         * Makefile.in (libgcc_tm_file_list, libgcc_tm_include_list,
2203         libgcc_tm.h, cs-libgcc_tm.h): New.
2204         (TM_H): Include libgcc_tm.h and $(libgcc_tm_file_list).
2205         (clean): Remove libgcc_tm.h.
2206         * config/arm/symbian.h (RENAME_LIBRARY): Remove.
2207         * mkconfig.sh: Include libgcc_tm.h in tm.h if USED_FOR_TARGET.
2208         * system.h (DECLARE_LIBRARY_RENAMES): Poison.
2209
2210 2011-05-10  Georg-Johann Lay  <avr@gjlay.de>
2211
2212         PR target/48896
2213         * config/avr/avr.c (avr_ret_register): Return unsigned int
2214         instead of int.
2215         (avr_function_value): Mark fn_decl_or_type as unused, don't pass
2216         it to avr_libcall_value.
2217         avr_expand_builtin): Use EXPAND_NORMAL as arg 4 in calls to
2218         expand_expr.
2219         (avr_expand_binop_builtin): Ditto.
2220         (avr_expand_unop_builtin): Ditto.
2221
2222 2011-05-10  DJ Delorie  <dj@redhat.com>
2223
2224         * config/rx/rx.h (JUMP_ALIGN, LABEL_ALIGN, LOOP_ALIGN): Define.
2225         (LABEL_ALIGN_AFTER_BARRIER): Pass label to rx_align_for_label
2226         * config/rx/rx.c (rx_align_for_label): Add label and
2227         uses_threshold parameters.  Do not align when the label is not
2228         used enough.
2229         * config/rx/rx-protos.h (rx_align_for_label): Update prototype.
2230
2231 2011-05-10  Richard Guenther  <rguenther@suse.de>
2232
2233         * tree-ssa-forwprop.c (combine_conversions): Pattern-match
2234         a series of conversions and apply foldings similar to what
2235         fold-const does.
2236         (tree_ssa_forward_propagate_single_use_vars): Call it.
2237
2238 2011-05-10  Jakub Jelinek  <jakub@redhat.com>
2239
2240         PR tree-optimization/48611
2241         PR tree-optimization/48794
2242         * tree-eh.c (remove_unreachable_handlers): Don't remove regions
2243         referenced from RESX or EH_DISPATCH arguments.
2244
2245         PR debug/48928
2246         * dfp.c (decimal_to_decnumber): Handle conversion from
2247         dconst{1,2,m1,half}.
2248
2249 2011-05-09  Uros Bizjak  <ubizjak@gmail.com>
2250
2251         * config/i386/i386.c (ix86_autovectorize_vector_sizes): Return 0
2252         for !flag_prefer_avx128.
2253         (ix86_preferred_simd_mode): Return word_mode for DFmode without SSE2.
2254
2255 2011-05-09  Eric Botcazou  <ebotcazou@adacore.com>
2256
2257         * fold-const.c (fold_range_test): Pass LOC to build_range_check.
2258         (fold_ternary_loc): Use expr_location_or.
2259
2260 2011-05-09  H.J. Lu  <hongjiu.lu@intel.com>
2261
2262         PR debug/48853
2263         * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: If
2264         POINTERS_EXTEND_UNSIGNED is defined, don't give up if mode is
2265         Pmode and mem_mode is not VOIDmode.
2266
2267 2011-05-09  Ville Voutilainen  <ville.voutilainen@gmail.com>
2268
2269         * tree.h (TYPE_UNQUALIFIED, TYPE_QUAL_CONST, TYPE_QUAL_VOLATILE,
2270         TYPE_QUAL_RESTRICT): Convert to enum.
2271
2272 2011-05-09  Uros Bizjak  <ubizjak@gmail.com>
2273
2274         * config/i386/predicates.md (const_pow2_1_to_2_operand): Remove.
2275         (const_pow2_1_to_8_operand): Ditto.
2276         (const_pow2_1_to_128_operand): Ditto.
2277         (const_pow2_1_to_32768_operand): Ditto.
2278         * config/i386/mmx.md (*mmx_pinsrw): Use const_int_operand instead of
2279         const_pow2_1_to_8_operand for operand 3 predicate.  Use exact_log2
2280         in insn constraint to check integer value of operand 3.
2281         * config/i386/sse.md (*vec_setv4sf_sse4_1): Ditto.
2282
2283         (PINSR_MODE): New mode iterator.
2284         (sse2p4_1): New mode attribute.
2285         (<sse2p4_1>_pinsr<ssemodesuffix>): Merge insn from sse4_1_pinsrb,
2286         sse2_pinsrw, sse4_1_pinsrd and sse4_1_pinsrq using PINSR_MODE mode
2287         iterator.  Use const_int_operand instead of
2288         const_pow2_1_to_{2,8,128,32768}_operand for operand 3 predicate.  Use
2289         exact_log2 in insn constraint to check integer value of operand 3.
2290
2291 2011-05-09  Uros Bizjak  <ubizjak@gmail.com>
2292
2293         * config/i386/sse.md (blendbits): Remove mode attribute.
2294         (<sse4_1>_blend<ssemodesuffix><avxsizesuffix>): Use const_int_operand
2295         instead of const_0_to_<blendbits>_operand for operand 3 predicate.
2296         Check integer value of operand 3 in insn constraint.
2297
2298 2011-05-09  Richard Guenther  <rguenther@suse.de>
2299
2300         * lto-symtab.c (lto_cgraph_replace_node): Use types_compatible_p
2301         for diagnostics.
2302         (lto_symtab_merge): Likewise.  Do not register types here.
2303         (lto_symtab_merge_decls_2): Likewise.
2304         (lto_symtab_merge_decls_1): Likewise.
2305         * gimple.h (enum gtc_mode, gimple_types_compatible_p): Do not declare.
2306         * gimple.c (enum gtc_mode): Declare.
2307         (gimple_types_compatible_p): Make static.
2308
2309 2011-05-09  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
2310
2311         * config/s390/s390.md (TD/TF mem to reg move splitter): Make the
2312         temporary register to match Pmode.
2313
2314 2011-05-09  Uros Bizjak  <ubizjak@gmail.com>
2315
2316         * config/i386/sse.md (*vec_concatv4si): Merge from *vec_concatv4si_1
2317         and *vec_concatv4si_1_avx.
2318
2319 2011-05-09  Uros Bizjak  <ubizjak@gmail.com>
2320
2321         PR rtl-optimization/48927
2322         * ira-conflicts.c (commutative_constraint_p): Use
2323         recog_data.alternative_enabled_p to disable alternatives where
2324         "enabled" attribute is false.
2325         (get_dup_num): Ditto.
2326         * ira-lives.c (single_reg_class): Ditto.
2327         (ira_implicitly_set_insn_hard_regs): Ditto.
2328
2329 2011-05-09  Eric Botcazou  <ebotcazou@adacore.com>
2330
2331         * var-tracking.c (find_mem_expr_in_1pdv): Fix thinko.
2332         (dataflow_set_preserve_mem_locs): Likewise.
2333
2334 2011-05-09  Philipp Thomas  <pth@suse.de>
2335
2336         * config/mep/mep.c (mep_validate_vliw): Syntax description
2337         should not be translated.
2338
2339 2011-05-09  Joseph Myers  <joseph@codesourcery.com>
2340
2341         * config/mips/genopt.sh, config/mips/mips-cpus.def: New files.
2342         * config/mips/mips-tables.opt: New file (generated).
2343         * config.gcc (mips*-*-*): Add mips/mips-tables.opt to extra_options.
2344         * config/mips/mips-opts.h (MIPS_ARCH_OPTION_FROM_ABI,
2345         MIPS_ARCH_OPTION_NATIVE): Define.
2346         * config/mips/mips.c (mips_cpu_info_table): Move contents to
2347         mips-cpus.def.
2348         (mips_strict_matching_cpu_name_p, mips_matching_cpu_name_p,
2349         mips_parse_cpu): Remove.
2350         (mips_cpu_info_from_opt, mips_default_arch): New.
2351         (mips_handle_option): Don't assert that global structures are in
2352         use.  Don't handle OPT_march_, OPT_mtune_ and OPT_mips here.
2353         (mips_option_override): Use new variables and functions to set
2354         state of these options.  Use strcmp to check for individual CPU names.
2355         * config/mips/mips.h (MIPS_CPU_STRING_DEFAULT): Remove default
2356         definition.
2357         * config/mips/mips.opt (march=): Use ToLower and Enum.
2358         (mips): Use ToLower, Enum and Var.
2359         (mtune=): Use ToLower and Enum.
2360         * config/mips/t-mips ($(srcdir)/config/mips/mips-tables.opt): New.
2361
2362 2011-05-08  Jan Hubicka  <jh@suse.cz>
2363
2364         * gimple.c (type_pair_hash, type_pair_eq, lookup_type_pair):
2365         Arrange type pairs to be UID ordered.
2366         (gimple_lookup_type_leader): Make inline.
2367
2368 2011-05-09  Nick Clifton  <nickc@redhat.com>
2369
2370         PR target/48899
2371         * config/iq2000/iq2000.opt (iq2000_tune): Initialise to
2372         PROCESSOR_DEFAULT.
2373
2374         PR target/48897
2375         * config/mn10300/mn10300.c (extract_bundle): Remove spurious local
2376         variable 's'.
2377
2378 2011-05-08  Chung-Lin Tang  <cltang@codesourcery.com>
2379
2380         * combine.c (simplify_comparison): Abstract out parts into...
2381         (simplify_compare_const): ... new function.
2382         (try_combine): Generalize parallel arithmetic/compare combining
2383         to call simplify_compare_const() and CANONICALIZE_COMPARE().
2384
2385 2011-05-08  Jan Hubicka  <jh@suse.cz>
2386
2387         * cgraph.c (cgraph_clone_node): Add call_duplication_hook parameter.
2388         (cgraph_create_virtual_clone): Call hooks once virtual clone
2389         is finished.
2390         * cgraph.h (cgraph_clone_node): Update prototype.
2391         * ipa-cp.c (ipcp_estimate_growth): Use
2392         estimate_ipcp_clone_size_and_time.
2393         * ipa-inline-transform.c (clone_inlined_nodes): Update.
2394         * lto-cgraph.c (input_node): Update.
2395         * ipa-inline.c (recursive_inlining): Update.
2396         * ipa-inline.h (estimate_ipcp_clone_size_and_time): New function.
2397         (evaluate_conditions_for_known_args): Break out from ...
2398         (evaluate_conditions_for_edge): ... here.
2399         (evaluate_conditions_for_ipcp_clone): New function.
2400         (inline_node_duplication_hook): Update clone summary based
2401         on parameter map.
2402         (estimate_callee_size_and_time): Rename to ...
2403         (estimate_node_size_and_time): take NODE instead of EDGE;
2404         take POSSIBLE_TRUTHS as argument.
2405         (estimate_callee_size_and_time): Update.
2406         (estimate_ipcp_clone_size_and_time): New function.
2407         (do_estimate_edge_time): Update.
2408
2409 2011-05-08  Richard Guenther  <rguenther@suse.de>
2410
2411         PR middle-end/48908
2412         PR middle-end/48905
2413         * expmed.c (expand_shift_1): Compute adjusted constant shift
2414         amount manually.
2415
2416 2011-05-08  Eric Botcazou  <ebotcazou@adacore.com>
2417
2418         * config/avr/avr.c (print_operand_address): Fix invalid RTL access.
2419
2420 2011-05-08  Eric Botcazou  <ebotcazou@adacore.com>
2421
2422         * config/rs6000/rs6000.c (output_profile_hook): Fix thinko.
2423
2424 2011-05-08  Jonathan Wakely  <jwakely.gcc@gmail.com>
2425
2426         * doc/invoke.texi (-fuse-linker-plugin): Improve grammar.
2427
2428 2011-05-07  Jan Hubicka  <jh@suse.cz>
2429
2430         * ipa-inline-transform.c (inline_call): Account when program size
2431         decreases.
2432         * ipa-inline.c (relative_time_benefit): New function.
2433         (edge_badness): Reorganize to be power 2 based; fix thinko when
2434         computing badness for negative growth; update comments to match
2435         reality; better dumps.
2436
2437 2011-05-07  Eric Botcazou  <ebotcazou@adacore.com>
2438
2439         * langhooks.h (lang_hooks_for_types): Change global_bindings_p's return
2440         type to bool and adjust comment.
2441         * fold-const.c (fold_range_test): Adjust call to global_bindings_p.
2442         (fold_mathfn_compare): Remove calls to global_bindings_p.
2443         (fold_inf_compare): Likewise.
2444         * stor-layout.c (variable_size): Adjust call to global_bindings_p.
2445         * c-tree.h (global_bindings_p): Adjust prototype.
2446         * c-decl.c (global_bindings_p): Return bool and simplify.
2447
2448 2011-05-07  Zdenek Dvorak  <ook@ucw.cz>
2449
2450         PR tree-optimization/48837
2451         * tree-tailcall.c (tree_optimize_tail_calls_1): Do not mark tailcalls
2452         when accumulator transformation is performed.
2453
2454 2011-05-06  Jan Hubicka  <jh@suse.cz>
2455
2456         * i386.h (ix86_tune_indices): Add
2457         X86_TUNE_SOFTWARE_PREFETCHING_BENEFICIAL.
2458         (TARGET_SOFTWARE_PREFETCHING_BENEFICIAL): New macro.
2459         * i386.c (initial_ix86_tune_features): Add
2460         X86_SOFTARE_PREFETCHING_BENEFICIAL.
2461         (software_prefetching_beneficial_p): Remove predicate.
2462         (ix86_option_override_internal): Use new macro.
2463
2464 2011-05-06  Jan Hubicka  <jh@suse.cz>
2465
2466         * ipa-inline.c (update_callee_keys): Don't reset node growth cache.
2467
2468 2011-05-06  Jan Hubicka  <jh@suse.cz>
2469
2470         * cgraph.c (cgraph_add_thunk): Create real function node instead
2471         of alias node; finalize it and mark needed/reachale; arrange visibility
2472         to be right and add it into the corresponding same comdat group list.
2473         (dump_cgraph_node): Dump thunks.
2474         * cgraph.h (cgraph_first_defined_function, cgraph_next_defined_function,
2475         cgraph_function_with_gimple_body_p,
2476         cgraph_first_function_with_gimple_body,
2477         cgraph_next_function_with_gimple_body): New functions.
2478         (FOR_EACH_FUNCTION_WITH_GIMPLE_BODY, FOR_EACH_DEFINED_FUNCTION):
2479         New macros.
2480         * ipa-cp.c (ipcp_need_redirect_p): Thunks can't be redirected.
2481         (ipcp_generate_summary): Use FOR_EACH_FUNCTION_WITH_GIMPLE_BODY.
2482         * cgraphunit.c (cgraph_finalize_function): Only look into possible
2483         devirtualization when optimizing.
2484         (verify_cgraph_node): Verify thunks.
2485         (cgraph_analyze_function): Analyze thunks.
2486         (cgraph_mark_functions_to_output): Output thunks only in combination
2487         with function they are assigned to.
2488         (assemble_thunk): Turn thunk into non-thunk; don't try to turn
2489         alias into normal node.
2490         (assemble_thunks): New functoin.
2491         (cgraph_expand_function): Use it.
2492         * lto-cgraph.c (lto_output_node): Stream thunks.
2493         (input_overwrite_node): Stream in thunks.
2494         * ipa-pure-const.c (analyze_function): Thunks do nothing interesting.
2495         * lto-streamer-out.c (lto_output): Do not try to output thunk's body.
2496         * ipa-inline.c (inline_small_functions): Use FOR_EACH_DEFINED_FUNCTION.
2497         * ipa-inline-analysis.c (compute_inline_parameters): "Analyze" thunks.
2498         (inline_analyze_function): Do not care about thunk jump functions.
2499         (inline_generate_summary):Use FOR_EACH_DEFINED_FUNCTION.
2500         * ipa-prop.c (ipa_prop_write_jump_functions): Use
2501         cgraph_function_with_gimple_body_p.
2502         * passes.c (do_per_function_toporder): Use
2503         cgraph_function_with_gimple_body_p.
2504         (execute_one_pass);Use FOR_EACH_FUNCTION_WITH_GIMPLE_BODY.
2505         (ipa_write_summaries): Use cgraph_function_with_gimple_body_p.
2506         (function_called_by_processed_nodes_p): Likewise.
2507
2508 2011-05-06  Joseph Myers  <joseph@codesourcery.com>
2509
2510         * config/rs6000/rs6000.opt (rs6000_ieeequad, rs6000_altivec_abi,
2511         rs6000_spe_abi, rs6000_darwin64_abi): Remove TargetVariable
2512         entries.
2513         (mabi=): Replace with separate entries for mabi=altivec,
2514         mabi=no-altivec, mabi=spe, mabi=no-spe, mabi=d64, mabi=d32,
2515         mabi=ieeelongdouble and mabi=ibmlongdouble.
2516         * config/rs6000/rs6000.c (rs6000_option_override_internal): Move
2517         check for -mabi=spe without SPE ABI support here.
2518         (rs6000_handle_option): Replace OPT_mabi_ handling with
2519         OPT_mabi_altivec and OPT_mabi_spe handling.
2520
2521 2011-05-06  Cary Coutant  <ccoutant@google.com>
2522
2523         * dwarf2out.c (contains_subprogram_definition): New function.
2524         (should_move_die_to_comdat): Call it.
2525
2526 2011-05-06  Jeff Law  <law@redhat.com>
2527
2528         * tree-ssa-threadupdate.c (create_block_for_threading): Do not call
2529         remove_ctrl_stmt_and_useless_edges.
2530         (create_duplicates): Call remove_ctrl_stmt_and_useless_edges.
2531         (fixup_template_block, thread_single_edge): Likewise.
2532         (mark_threaded_blocks): Use THREAD_TARGET.
2533
2534 2011-05-06  Alan Modra  <amodra@gmail.com>
2535
2536         PR target/48900
2537         * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Use
2538         const0_rtx as the arg to the dummy __tls_get_addr libcall.
2539
2540 2011-05-06  Uros Bizjak  <ubizjak@gmail.com>
2541
2542         * config/i386/i386.md (*movdf_internal_nointeger): Apply "*"
2543         constraint modifier to "r".
2544
2545 2011-05-06  Joseph Myers  <joseph@codesourcery.com>
2546
2547         * config/rs6000/rs6000.c (rs6000_handle_option): Don't handle and
2548         fall through for OPT_mcmodel_.
2549
2550 2011-05-06  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
2551
2552         * config/s390/s390.c (s390_asm_trampoline_template): Comment
2553         instruction sizes.
2554         (s390_trampoline_init): Replace UNITS_PER_WORD with UNITS_PER_LONG.
2555
2556 2011-05-06  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
2557
2558         PR target/47930
2559         * config/arm/arm.opt (marm): Document it.
2560         (mthumb): Reject negative variant.
2561
2562 2011-05-06  Uros Bizjak  <ubizjak@gmail.com>
2563
2564         PR target/48898
2565         * config/i386/netware.c (i386_nlm_maybe_mangle_decl_assembler_name):
2566         Fix typo in "ccvt" variable name.
2567
2568 2011-05-06  Tristan Gingold  <gingold@adacore.com>
2569
2570         PR target/48895
2571         * config/vms/vms-ar.c (main): Remove cwd variable.
2572
2573 2011-05-06  Jakub Jelinek  <jakub@redhat.com>
2574
2575         PR debug/48902
2576         * var-tracking.c (prepare_call_arguments): Move else before #endif.
2577
2578 2011-05-05  Nathan Froyd  <froydnj@codesourcery.com>
2579
2580         * except.c (sjlj_emit_dispatch_table): Call build_case_label.
2581         * gimplify.c (gimplify_switch_expr): Likewise.
2582         * omp-low.c (expand_omp_sections): Likewise.
2583         * tree-eh.c (lower_try_finally_switch): Likewise.
2584         (lower_eh_dispatch): Likewise.
2585         * tree.h (build_case_label): Declare.
2586         * tree.c (build_case_label): Define.
2587
2588 2011-05-05  Jason Merrill  <jason@redhat.com>
2589
2590         PR c++/40975
2591         * tree-inline.c (copy_tree_r): Use copy_statement_list.
2592         (copy_statement_list): Don't recurse.
2593         * stor-layout.c (copy_self_referential_tree_r): Don't allow
2594         STATEMENT_LIST.
2595
2596 2011-05-05  Joseph Myers  <joseph@codesourcery.com>
2597
2598         * config/rs6000/rs6000.c (rs6000_handle_option): Don't fall
2599         through from -mfpu= handling.
2600         * config/rs6000/rs6000.opt (mfpu=): Use Var and Init.
2601
2602 2011-05-05  Bernd Schmidt  <bernds@codesourcery.com>
2603
2604         * dwarf2out.c (dwarf2out_frame_debug_expr) [rule 10]: Handle
2605         POST_MODIFY.
2606
2607 2011-05-05  Steve Ellcey  <sje@cup.hp.com>
2608
2609         * config.gcc (hppa*64*-*-hpux11*): Modify tm_file and extra_options
2610         for 11.31.
2611         (hppa[12]*-*-hpux11*): Ditto.
2612         (ia64*-*-hpux*): Add ia64/hpux-unix2003.h to tm_file.
2613         * config/ia64/hpux-unix2003.h: New.
2614         * config/pa/pa-hpux1131.opt: New.
2615         * config/pa/pa-hpux1131.h: New.
2616         * config/pa/pa64-hpux.h (STARTFILE_SPEC): Use unix2003.o if requested.
2617         * config/pa/pa-hpux.opt (flag_pa_unix): Check TARGET_HPUX_11_31 value.
2618         * config/pa/pa.h (TARGET_HPUX_11_31): Provide default (0) value.
2619
2620 2011-05-05  Jakub Jelinek  <jakub@redhat.com>
2621
2622         PR debug/48853
2623         * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Pass mem_mode
2624         instead of mode as 3rd argument to recursive call.
2625         (mem_loc_descriptor) <case REG>: If POINTERS_EXTEND_UNSIGNED, don't
2626         emit DW_OP_GNU_regval_type if mode is Pmode and mem_mode is not
2627         VOIDmode.
2628         (mem_loc_descriptor) <case SYMBOL_REF>: If POINTERS_EXTEND_UNSIGNED,
2629         don't give up if mode is Pmode and mem_mode is not VOIDmode.
2630         (mem_loc_descriptor) <case CONST_INT>: If POINTERS_EXTEND_UNSIGNED,
2631         use int_loc_descriptor if mode is Pmode and mem_mode is not VOIDmode.
2632
2633 2011-05-05  Julian Brown  <julian@codesourcery.com>
2634
2635         * config/arm/neon.md (vec_set<mode>_internal): Fix misplaced
2636         parenthesis in D-register case.
2637
2638 2011-05-05  Joseph Myers  <joseph@codesourcery.com>
2639
2640         * opt-functions.awk (var_type_struct): Handle Enum options.
2641         * optc-gen.awk: Don't check range of variables of character type.
2642         * config/rs6000/rs6000.c (rs6000_sched_insert_nops_str,
2643         rs6000_sched_costly_dep_str, rs6000_recip_name, rs6000_abi_name,
2644         rs6000_sdata_name, rs6000_explicit_options): Remove.
2645         (rs6000_option_override_internal): Check for -malign-power here.
2646         Use global_options_set instead of rs6000_explicit_options.
2647         (rs6000_parse_fpu_option): Remove.
2648         (rs6000_handle_option): Access variables via opts and opts_set
2649         pointers.  Use error_at and warning_at.  Add fall-through
2650         comments.  Don't handle OPT_mcmodel_, OPT_maix_struct_return,
2651         OPT_msvr4_struct_return, OPT_mvrsave, OPT_mspe, OPT_mcall_,
2652         OPT_msdata_, OPT_mtls_size_, OPT_mtraceback_, OPT_mfloat_gprs_,
2653         OPT_msched_costly_dep_, OPT_malign_ or OPT_mrecip_ explicitly
2654         here.  Don't use rs6000_parse_fpu_option.
2655         * config/rs6000/rs6000.h (fpu_type): Remove declaration.
2656         * config/rs6000/rs6000.opt (rs6000_long_double_type_size,
2657         rs6000_spe, rs6000_float_gprs): Remove TargetVariable entries.
2658         (mrecip=): Use Var.
2659         (mspe): Use Var and Save.
2660         (mtraceback=): Use Enum and Var.
2661         (rs6000_traceback_type): New Enum and EnumValue entries.
2662         (mfloat-gprs=): Use Enum, Var and Save.
2663         (rs6000_float_gprs): New Enum and EnumValue entries.
2664         (mlong-double-): use Var and Save.
2665         (msched-costly-dep=, minsert-sched-nops=): Use Var.
2666         (malign-): Use Enum and Var.
2667         (rs6000_alignment_flags): New Enum and EnumValue entries.
2668         (mfpu=): Use Enum.
2669         (fpu_type_t): New Enum and EnumValue entries.
2670         * config/rs6000/aix43.h (SUBTARGET_OVERRIDE_OPTIONS): Use
2671         global_options_set instead of rs6000_explicit_options.
2672         * config/rs6000/aix52.h (SUBTARGET_OVERRIDE_OPTIONS): Use
2673         global_options_set instead of rs6000_explicit_options.
2674         * config/rs6000/aix53.h (SUBTARGET_OVERRIDE_OPTIONS): Use
2675         global_options_set instead of rs6000_explicit_options.
2676         * config/rs6000/aix61.h (SUBTARGET_OVERRIDE_OPTIONS): Use
2677         global_options_set instead of rs6000_explicit_options.
2678         * config/rs6000/e500-double.h (SUB3TARGET_OVERRIDE_OPTIONS): Use
2679         global_options_set instead of rs6000_explicit_options.
2680         * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
2681         global_options_set instead of rs6000_explicit_options.
2682         (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Remove commented-out
2683         definition.
2684         * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
2685         global_options_set instead of rs6000_explicit_options.
2686         * config/rs6000/linux64.opt (mcmodel=): Use Enum and Var.
2687         (rs6000_cmodel): New Enum and EnumValue entries.
2688         * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
2689         global_options_set instead of rs6000_explicit_options.
2690         * config/rs6000/sysv4.opt (mcall-, msdata=): Use Var.
2691         (mtls-size=): Use Enum and Var.
2692         (rs6000_tls_size): New Enum and EnumValue entries.
2693
2694 2011-05-05  Michael Matz  <matz@suse.de>
2695
2696         * config/alpha/elf.h (ENDFILE_SPEC): Add Ofast.
2697         * config/alpha/osf5.h (ENDFILE_SPEC): Add Ofast.
2698         * config/alpha/netbsd.h (ENDFILE_SPEC): Add Ofast.
2699         * config/sparc/linux.h (ENDFILE_SPEC): Add Ofast.
2700         * config/sparc/sp64-elf.h (ENDFILE_SPEC): Add Ofast.
2701         * config/sparc/sp-elf.h (ENDFILE_SPEC): Add Ofast.
2702         * config/sparc/linux64.h (ENDFILE_SPEC): Add Ofast.
2703         * config/sparc/freebsd.h (ENDFILE_SPEC): Add Ofast.
2704         * config/sparc/sol2.h (ENDFILE_SPEC): Add Ofast.
2705         * config/i386/cygwin.h (ENDFILE_SPEC): Add Ofast.
2706         * config/i386/gnu-user.h (ENDFILE_SPEC): Add Ofast.
2707         * config/i386/gnu-user64.h (ENDFILE_SPEC): Add Ofast.
2708         * config/i386/darwin.h (ENDFILE_SPEC): Add Ofast.
2709         * config/i386/mingw32.h (ENDFILE_SPEC): Add Ofast.
2710         * config/ia64/linux.h (ENDFILE_SPEC): Add Ofast.
2711         * config/mips/linux.h (ENDFILE_SPEC): Add Ofast.
2712
2713 2011-05-05  Richard Guenther  <rguenther@suse.de>
2714
2715         * expmed.c (expand_variable_shift): Rename to ...
2716         (expand_shift_1): ... this.  Take an expanded shift amount.
2717         For rotates recurse directly not building trees for the shift amount.
2718         (expand_variable_shift): Wrap around expand_shift_1.
2719         (expand_shift): Adjust.
2720
2721 2011-05-05  Jakub Jelinek  <jakub@redhat.com>
2722
2723         * gimplify.c (create_tmp_var_raw): Don't call build_type_variant.
2724
2725 2011-05-05  Eric Botcazou  <ebotcazou@adacore.com>
2726
2727         * tree.h (get_pending_sizes): Remove prototype.
2728         (put_pending_size): Likewise.
2729         (put_pending_sizes): Likewise.
2730         * stor-layout.c (pending_sizes): Delete.
2731         (get_pending_sizes): Likewise.
2732         (put_pending_size): Likewise.
2733         (put_pending_sizes): Likewise.
2734         (variable_size): Do not call put_pending_size and tidy up.
2735         * function.h (struct function): Remove dont_save_pending_sizes_p.
2736         * lto-streamer-in.c (input_function): Do not stream it.
2737         * lto-streamer-out.c (output_function): Likewise.
2738         * tree-inline.c (initialize_cfun): Do not copy it.
2739         * c-decl.c (store_parm_decls): Do not set it.
2740         * omp-low.c (create_task_copyfn): Likewise.
2741         * tree-optimize.c (tree_rest_of_compilation): Likewise.
2742
2743 2011-05-05  Uros Bizjak  <ubizjak@gmail.com>
2744
2745         * config/i386/i386.md (*movdf_internal_rex64): Simplify nested "if"
2746         conditions.
2747         (*movdf_internal): Ditto.
2748         (*movdf_internal_nointeger): Ditto.
2749         (*movsf_internal): Ditto.
2750
2751 2011-05-05  Joseph Myers  <joseph@codesourcery.com>
2752
2753         * c-decl.c (finish_decl): Don't call get_pending_sizes.
2754         (grokparm): Add parameter expr.  Pass it to grokdeclarator.
2755         (push_parm_decl): Add parameter expr.  Pass it to grokdeclarator.
2756         (c_variable_size): Remove.
2757         (grokdeclarator): Use save_expr instead of c_variable_size.  Don't
2758         call put_pending_sizes.
2759         (get_parm_info): Add parameter expr.  Use it to set
2760         arg_info->pending_sizes.
2761         (store_parm_decls): Use arg_info->pending_sizes instead or calling
2762         get_pending_sizes.
2763         * c-parser.c (c_parser_parms_declarator): Update call to
2764         c_parser_parms_list_declarator.
2765         (c_parser_parms_list_declarator): Take parameter expr.  Update
2766         call to push_parm_decl.  Update recursive call.  Don't call
2767         get_pending_sizes.  Update calls to get_parm_info.
2768         (c_parser_objc_method_definition): Update calls to
2769         c_parser_objc_method_decl and objc_start_method_definition.
2770         (c_parser_objc_methodproto): Update call to c_parser_objc_method_decl.
2771         (c_parser_objc_method_decl): Add parameter expr.  Update call to
2772         grokparm.
2773         (c_parser_objc_try_catch_finally_statement): Update call to grokparm.
2774         * c-tree.h (struct c_arg_info.pending_sizes): Change to a tree.
2775         (get_parm_info, grokparm, push_parm_decl): Update prototypes.
2776
2777 2011-05-05  Michael Hope  <michael.hope@linaro.org>
2778
2779         PR pch/45979
2780         * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for
2781         __ARM_EABI__ hosts.
2782
2783 2011-05-05  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
2784
2785         * config/spu/spu.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
2786         (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
2787         (spu_output_mi_thunk): New function.
2788
2789 2011-05-05  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
2790
2791         * config/sparc/sol2.h (ASM_OUTPUT_CALL): Use
2792         targetm.asm_out.print_operand.
2793         * config/sol2.c: Include target.h.
2794
2795 2011-05-04  Jan Hubicka  <jh@suse.cz>
2796
2797         * ipa-inline.c (reset_edge_caches): New function.
2798         (update_caller_keys): Add check_inlinablity_for; do not
2799         reset edge caches; remove now unnecesary loop.
2800         (update_callee_keys): Add comments; reset node_growth_cache of callee.
2801         (update_all_callee_keys): Likewise.
2802         (inline_small_functions): Sanity check cache; update code
2803         recomputing it.
2804
2805 2011-05-04  Bernd Schmidt  <bernds@codesourcery.com>
2806
2807         PR rtl-optimization/47612
2808         * df-problems.c (can_move_insns_across): Don't pick a cc0 setter
2809         as the last insn of the sequence to be moved.
2810
2811 2011-05-04  Tobias Burnus  <burnus@net-b.de>
2812
2813         PR fortran/48864
2814         * doc/invoke.texi (Ofast): Document that it
2815         enables Fortran's -fno-protect-parens.
2816
2817 2011-05-04  Uros Bizjak  <ubizjak@gmail.com>
2818
2819         * config/i386/i386.c (ix86_reorg): Run move_or_delete_vzeroupper first.
2820
2821 2011-05-04  Eric Botcazou  <ebotcazou@adacore.com>
2822
2823         * stor-layout.c (variable_size): Do not issue errors.
2824
2825 2011-05-04  Richard Guenther  <rguenther@suse.de>
2826
2827         * coverage.c (tree_coverage_counter_ref): Use integer_type_node
2828         for array-ref indices.
2829         (tree_coverage_counter_addr): Likewise.
2830         (build_fn_info_type): Use size_int for index types.
2831         (build_gcov_info): Likewise.
2832
2833 2011-05-04  Richard Guenther  <rguenther@suse.de>
2834
2835         * c-decl.c (check_bitfield_type_and_width): Do not pass NULL
2836         to build_int_cst.
2837         * c-typeck.c (really_start_incremental_init): Use bitsize_int
2838         for constructor indices.
2839         (push_init_level): Likewise.
2840
2841 2011-05-04  Richard Guenther  <rguenther@suse.de>
2842
2843         * explow.c (promote_mode): Move variable declarations before code.
2844
2845 2011-05-04  Nathan Froyd  <froydnj@codesourcery.com>
2846
2847         * tree.h (build_function_type_array): Declare.
2848         (build_varargs_function_type_array): Declare.
2849         (build_function_type_vec, build_varargs_function_type_vec): Define.
2850         * tree.c (build_function_type_array_1): New function.
2851         (build_function_type_array): New function.
2852         (build_varargs_function_type_array): New function.
2853
2854 2011-05-04  Richard Sandiford  <richard.sandiford@linaro.org>
2855
2856         * tree-vect-loop.c (vectorizable_reduction): Check reduction cost
2857         before setting STMT_VINFO_TYPE.
2858
2859 2011-05-04  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
2860
2861         * config/spu/spu.c (spu_gimplify_va_arg_expr): Call pass_by_reference
2862         instead of spu_pass_by_reference.
2863
2864 2011-05-04  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
2865
2866         * calls.c (emit_library_call_value_1): Invoke
2867         promote_function_mode hook on libcall arguments.
2868         * explow.c (promote_function_mode, promote_mode): Handle TYPE
2869         argument being NULL.
2870         * targhooks.c (default_promote_function_mode): Lisewise.
2871         * config/s390/s390.c (s390_promote_function_mode): Likewise.
2872         * config/sparc/sparc.c (sparc_promote_function_mode): Likewise.
2873
2874         * doc/tm.texi: Document that TYPE argument might be NULL.
2875
2876 2011-05-04  Stuart Henderson  <shenders@gcc.gnu.org>
2877
2878         * config/bfin/bfin.c (bfin_cpus): Update silicon revisions.
2879
2880 2011-05-04  Stuart Henderson  <shenders@gcc.gnu.org>
2881
2882         From Bernd Schmidt
2883         * config/bfin/bfin.md (addsi3): Add an alternative for IREGS.
2884
2885 2011-05-04  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
2886
2887         * config/alpha/alpha.h (CODE_MASK, MIPS_IS_STAB, MIPS_MARK_STAB)
2888         (MIPS_UNMARK_STAB, SHASH_SIZE, THASH_SIZE, ALIGN_SYMTABLE_OFFSET):
2889         Move ...
2890         * mips-tfile.c: ... here.
2891         Don't include coretypes.h, tm.h, filenames.h.
2892         (saber_stop): Remove definition and all calls.
2893         [__SABER__]: Remove.
2894         (__LINE__): Remove default.
2895         (Size_t, Ptrdiff_t): Remove definitions.
2896         Replace by size_t, ptrdiff_t.
2897         [!MIPS_DEBUGGING_INFO]: Remove.
2898         (SHASH_SIZE, THASH_SIZE): Remove defaults.
2899         (progname): Add const.
2900         (STATIC): Remove.
2901         Replace all uses by static.
2902         (ALIGN_SYMTABLE_OFFSET): Remove default.
2903         * mips-tdump.c: Don't include coretypes.h, tm.h.
2904         Remove !MIPS_IS_STAB guard.
2905         * Makefile.in (mips-tfile.o): Remove $(RTL_H), coretypes.h,
2906         $(TM_H), filenames.h dependencies.
2907         (mips-tdump.o): Remove $(RTL_H), coretypes.h, $(TM_H) dependencies.
2908
2909 2011-05-04  Stuart Henderson  <shenders@gcc.gnu.org>
2910
2911         From Jie Zhang
2912         *config/bfin/bfin.c (bfin_extra_live_on_entry): New.
2913         (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
2914
2915 2011-05-04  Stuart Henderson  <shenders@gcc.gnu.org>
2916
2917         From Bernd Schmidt
2918         * config/bfin/bfin.h (FUNCTION_PROFILER): Take TARGET_LONG_CALLS into
2919         account and save/restore RETS.
2920         (PROFILE_BEFORE_PROLOGUE): Define.
2921         (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add tab character.  Correct
2922         the push insn to use predecrement.
2923
2924 2011-05-04  Stuart Henderson  <shenders@gcc.gnu.org>
2925
2926         From Jie Zhang
2927         * config/bfin/bfin.c (bfin_expand_prologue): Don't clobber P2.
2928
2929 2011-05-04  Nick Clifton  <nickc@redhat.com>
2930
2931         * config/mn10300/mn10300.c: Include cfgloop.h.
2932         (DUMP): New macro.
2933         (mn10300_insert_setlb_lcc): New function.  Inserts a SETLB and a
2934         Lcc or a FLcc insn into the instruction stream.
2935         (mn10300_block_contains_call): New function.  Returns true if the
2936         given basic block contains a CALL insn.
2937         (mn10300_loop_contains_call_insn): New function.  Returns true if
2938         the given loop contains a CALL insn.
2939         (mn10300_scan_for_setlb_lcc): New function.  Finds opportunities
2940         to use the SETLB and Lcc or FLcc insns.
2941         (mn10300_reorg): Invoke mn10300_scan_for_setlb_lcc when optimizing.
2942         (TARGET_FLAGS): Add MASK_ALLOW_SETLB.
2943         * config/mn10300/mn10300.opt (msetlb): New option.  Used to
2944         disable the SETLB optimization.
2945         * config/mn10300/mn10300.h (TARGET_CPU_CPP_BUILTINS): Add
2946         __SETLB__ or __NO_SETLB__.
2947         * config/mn10300/mn10300.md (UNSPEC_SETLB): New constant.
2948         (movsf_internal): Handle MDR register.
2949         (cmpsi): Make visible.
2950         (setlb): New pattern.
2951         (Lcc): New pattern.
2952         (FLcc): New pattern.
2953
2954 2011-05-04  Uros Bizjak  <ubizjak@gmail.com>
2955
2956         PR target/48860
2957         * config/i386/i386.md (*movdi_internal_rex64) Use %vmovd
2958         for reg<->xmm moves.
2959         * config/i386/sse.md (*vec_concatv2di_rex64_sse4_1): Ditto.
2960         (vec_concatv2di_rex64_sse): Ditto.
2961         (*sse2_storeq_rex64): Do not emit %v prefix for mov{q} mnemonic.
2962         (*vec_extractv2di_1_rex64): Ditto.
2963
2964         Revert:
2965         2011-05-02  Uros Bizjak  <ubizjak@gmail.com>
2966
2967         * config/i386/mmx.md (*mov<mode>_internal_rex64): Use %vmovq for
2968         reg<->xmm moves.
2969         (*movv2sf_internal_rex64): Use %vmovq for reg<->xmm moves.
2970
2971 2011-05-04  Richard Guenther  <rguenther@suse.de>
2972
2973         * tree.h (int_const_binop): Remove notrunc argument.
2974         * fold-const.c (int_const_binop): Remove notrunc argument.  Always
2975         create integer constants that are properly truncated.
2976         (extract_muldiv_1): Expand one notrunc int_const_binop caller.
2977         (const_binop): Remove zero notrunc argument to int_const_binop.
2978         (size_binop_loc): Likewise.
2979         (fold_div_compare): Likewise.
2980         (maybe_canonicalize_comparison_1): Likewise.
2981         (fold_comparison): Likewise.
2982         (fold_binary_loc): Likewise.
2983         (multiple_of_p): Likewise.
2984         * expr.c (store_constructor): Likewise.
2985         * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
2986         (maybe_fold_stmt_addition): Likewise.
2987         * ipa-prop.c (ipa_modify_call_arguments): Likewise.
2988         * stor-layout.c (layout_type): Likewise.
2989         * tree-data-ref.c (tree_fold_divides_p): Likewise.
2990         * tree-sra.c (build_ref_for_offset): Likewise.
2991         (build_user_friendly_ref_for_offset): Likewise.
2992         * tree-ssa-address.c (maybe_fold_tmr): Likewise.
2993         * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
2994         * tree-ssa-loop-niter.c (inverse): Likewise.
2995         * tree-ssa-pre.c (create_component_ref_by_pieces_1): Likewise.
2996         * tree-ssa.c (maybe_rewrite_mem_ref_base): Likewise.
2997         * tree-switch-conversion.c (check_range): Likewise.
2998         (build_constructors): Likewise.
2999         * tree-vect-generic.c (expand_vector_piecewise): Likewise.
3000         * tree-vrp.c (set_and_canonicalize_value_range): Likewise.
3001         (extract_range_from_assert): Likewise.
3002         (vrp_int_const_binop): Likewise.
3003         (extract_range_from_binary_expr): Likewise.
3004         (extract_range_from_unary_expr): Likewise.
3005         (check_array_ref): Likewise.
3006         (find_case_label_range): Likewise.
3007         (simplify_div_or_mod_using_ranges): Likewise.
3008         * tree-cfg.c (group_case_labels_stmt): Use double-ints for
3009         comparing case labels for merging.
3010
3011 2011-05-03  Mark Wielaard  <mjw@redhat.com>
3012
3013         * dwarf2out.c (debug_str_hash_forced): Removed.
3014         (gen_label_for_indirect_string): Removed.
3015         (get_debug_string_label): Removed.
3016         (AT_string_form): Generate label directly.
3017         (output_indirect_string): Test indirect_string_node for
3018         DW_FORM_strp instead of checking label and refcount.
3019         (prune_indirect_string): Removed.
3020         (prune_unused_types): Don't check debug_str_hash_forced or
3021         call prune_indirect_string.
3022
3023 2011-05-04  Alexandre Oliva  <aoliva@redhat.com>
3024
3025         PR other/48093
3026         * doc/invoke.texi: Document -mtls-dialect and GCC_COMPARE_DEBUG.
3027
3028 2011-05-04  Alexandre Oliva  <aoliva@redhat.com>
3029
3030         PR debug/47994
3031         PR debug/47919
3032         * combine.c (try_combine): Skip debug insns at m_split tests.
3033
3034 2011-04-26  Mark Wielaard  <mjw@redhat.com>
3035
3036         PR42288
3037         * dwarf2out.c (dwarf2out_finish): Always call output_aranges ()
3038         when info_section_emitted.
3039
3040 2011-05-03  Joseph Myers  <joseph@codesourcery.com>
3041
3042         * config/mips/mips-opts.h: New.
3043         * config/mips/mips.c (enum mips_r10k_cache_barrier_setting): Move
3044         to mips-opts.h.
3045         (mips_abi, mips_code_readable, mips_r10k_cache_barriee): Remove.
3046         (mips_handle_option): Don't handle OPT_mabi_, OPT_mcode_readable_
3047         or OPT_mr10k_cache_barrier_ here.  Access mips_cache_flush_func
3048         via opts pointer.
3049         * config/mips/mips.h (enum mips_code_readable_setting): Move to
3050         mips-opts.h.
3051         (mips_abi, mips_code_readable): Don't declare.
3052         * config/mips/mips.opt (config/mips/mips-opts.h): New HeaderInclude.
3053         (mabi=): Use Enum and Var.
3054         (mips_abi): New Enum and EnumValue entries.
3055         (mcode-readable=): Use Enum and Var.
3056         (mips_code_readable_setting): New Enum and EnumValue entries.
3057         (mr10k-cache-barrier=): Use Enum and Var.
3058         (mips_r10k_cache_barrier_setting): New Enum and EnumValue entries.
3059
3060 2011-05-03  Jan Hubicka  <jh@suse.cz>
3061
3062         * cgraph.h (cgraph_node_set_def, varpool_node_set_def): Move out of GTY;
3063         replace hash by pointer map.
3064         (cgraph_node_set_element_def, cgraph_node_set_element,
3065         const_cgraph_node_set_element, varpool_node_set_element_def,
3066         varpool_node_set_element, const_varpool_node_set_element): Remove.
3067         (free_cgraph_node_set, free_varpool_node_set): New function.
3068         (cgraph_node_set_size, varpool_node_set_size): Use vector size.
3069         * tree-emutls.c: Free varpool node set.
3070         * ipa-utils.c (cgraph_node_set_new, cgraph_node_set_add,
3071         cgraph_node_set_remove, cgraph_node_set_find, dump_cgraph_node_set,
3072         debug_cgraph_node_set, free_cgraph_node_set, varpool_node_set_new,
3073         varpool_node_set_add, varpool_node_set_remove, varpool_node_set_find,
3074         dump_varpool_node_set, free_varpool_node_set, debug_varpool_node_set):
3075         Move here from ipa.c; implement using pointer_map
3076         * ipa.c (cgraph_node_set_new, cgraph_node_set_add,
3077         cgraph_node_set_remove, cgraph_node_set_find, dump_cgraph_node_set,
3078         debug_cgraph_node_set, varpool_node_set_new,
3079         varpool_node_set_add, varpool_node_set_remove, varpool_node_set_find,
3080         dump_varpool_node_set, debug_varpool_node_set):
3081         Move to ipa-uitls.c.
3082         * passes.c (ipa_write_summaries): Update.
3083
3084 2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>
3085
3086         From Mike Frysinger:
3087         * config/bfin/bfin.c (bfin_cpus[]): Add 0.4 for
3088         bf542/bf544/bf547/bf548/bf549.
3089
3090 2011-05-03  Uros Bizjak  <ubizjak@gmail.com>
3091
3092         * expmed.c (extract_bit_field_1): Remove write-only variable "icode".
3093
3094 2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>
3095
3096         From Bernd Schmidt:
3097         * config/bfin/bfin.md (MOVCC): New mode_macro.
3098         (mov<mode>cc_insn1, mov<mode>cc_insn2, mov<mode>cc): Renamed from
3099         movsicc_insn1, movsicc_insn2 and movsicc and macroized.  Remove
3100         comments from generated assembly.
3101
3102 2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>
3103
3104         From Bernd Schmidt
3105         * config/bfin/t-bfin (LIB1ASMFUNCS): Add muldi3 and umulsi3_highpart.
3106         * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add muldi3.
3107         * config/bfin/t-bfin-linux (LIB1ASMFUNCS): Add muldi3.
3108         * config/bfin/t-bfin-uclinux (LIB1ASMFUNCS): Add muldi3.
3109         * config/bfin/lib1funcs.asm (___muldi3): New function.
3110
3111 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
3112
3113         * config/stormy16/stormy16 (xstormy16_init_builtins): Call
3114         build_function_type_list instead of build_function_type.
3115         Rearrange initialization of `args' to do so.
3116
3117 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
3118
3119         * config/i386/i386.c (ix86_code_end): Call build_function_type_list
3120         instead of build_function_type.
3121
3122 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
3123
3124         * config/rs6000/rs6000.c (spe_init_builtins): Call
3125         build_function_type_list instead of build_function_type.
3126         (paired_init_builtins, altivec_init_builtins): Likewise.
3127         (builtin_function_type): Likewise.
3128
3129 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
3130
3131         * config/sh/sh.c (sh_media_init_builtins): Call
3132         build_function_type_list instead of build_function_type.
3133
3134 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
3135
3136         * config/sparc/sparc.c (sparc_file_end): Call
3137         build_function_type_list instead of build_function_type.
3138
3139 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
3140
3141         * config/alpha/alpha.c (alpha_init_builtins): Call
3142         build_function_type_list instead of build_function_type.
3143
3144 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
3145
3146         * config/xtensa/xtensa.c (xtensa_init_builtins): Call
3147         build_function_type_list instead of build_function_type.
3148
3149 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
3150
3151         * config/iq2000/i2000.c (iq2000_init_builtins): Call
3152         build_function_type_list instead of build_function_type.
3153         Delete `endlink' variable.
3154
3155 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
3156
3157         * config/avr/avr.c (avr_init_builtins): Call
3158         build_function_type_list instead of build_function_type.
3159
3160 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
3161
3162         * config/picochip/picochip.c (picochip_init_builtins): Call
3163         build_function_type_list instead of build_function_type.
3164         Delete `endlink' variable.
3165
3166 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
3167
3168         * config/bfin/bfin.c (bfin_init_builtins): Call
3169         build_function_type_list instead of build_function_type.
3170
3171 2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>
3172
3173         From Bernd Schmidt
3174         * config/bfin/bfin.md (rotrsi, rotlsi): Don't take INTVAL of anything
3175         that's not CONST_INT.  Seemingly redundant check is due to PR39768.
3176
3177 2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>
3178
3179         From Jie Zhang:
3180         * config/bfin/uclinux.h (LINK_GCC_C_SEQUENCE_SPEC): Make sure
3181         libbffastfp overrides libgcc when -mfast-fp.
3182
3183 2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>
3184
3185         Originally from Bernd Schmidt
3186         * config/bfin/uclinux.h (SUBTARGET_FDPIC_NOT_SUPPORTED): New macro.
3187         * config/bfin/bfin.c (override_options): Test it and error if
3188         TARGET_FDPIC.
3189
3190 2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>
3191
3192         Originally From Bernd Schmidt
3193         * config/bfin/bfin.c (override_options): Disable -fstack-limit for
3194         FD-PIC.
3195
3196 2011-05-03  Jeff Law  <law@redhat.com>
3197
3198         * tree-ssa-threadupdate.c (THREAD_TARGET): define.
3199         (remove_ctrl_stmt_and_useless_edges): Clear AUX field of outgoing edges.
3200         (craete_edge_and_update_destination_phis): Use THREAD_TARGET rather
3201         than accessing AUX field directly.  Free the AUX field before
3202         clearing it.
3203         (thread_block, thread_through_loop_header): Likewise.
3204         (thread_single_edge, mark_threaded_blocks): Likewise.
3205         (redirect_edges): Delay clearing the AUX field.  Free the AUX field.
3206         (register_jump_thread): Do not attempt to thread to a NULL edge.
3207
3208 2011-05-03  Bernd Schmidt  <bernds@codesourcery.com>
3209
3210         * function.c (init_function_start): Call decide_function_section.
3211         * varasm.c (decide_function_section): New function.
3212         (assemble_start_function): When not using
3213         flag_reorder_blocks_and_partition, don't compute in_cold_section_p
3214         or first_function_block_is_cold.
3215         * rtl.h (decide_function_section): Declare.
3216
3217 2011-05-03  Uros Bizjak  <ubizjak@gmail.com>
3218             Jakub Jelinek  <jakub@redhat.com>
3219
3220         PR target/48774
3221         * config/i386/i386.c (ix86_match_ccmode): For CC{A,C,O,S}mode
3222         only succeed if req_mode is the same as set_mode.
3223
3224 2011-05-03  Bernd Schmidt  <bernds@codesourcery.com>
3225
3226         * gengenrtl.c (special_rtx): PC, CC0 and RETURN are special.
3227         * genemit.c (gen_exp): Handle RETURN.
3228         * emit-rtl.c (verify_rtx_sharing): Likewise.
3229         (init_emit_regs): Create pc_rtx, ret_rtx and cc0_rtx specially.
3230         * rtl.c (copy_rtx): RETURN is shared.
3231         * rtl.h (enum global_rtl_index): Add GR_RETURN.
3232         (ret_rtx): New.
3233         * jump.c (redirect_exp_1): Don't use gen_rtx_RETURN.
3234         * config/s390/s390.c (s390_emit_epilogue): Likewise.
3235         * config/rx/rx.c (gen_rx_rtsd_vector): Likewise.
3236         * config/cris/cris.c (cris_expand_return): Likewise.
3237         * config/m68k/m68k.c (m68k_expand_epilogue): Likewise.
3238         * config/rs6000/rs6000.c (rs6000_make_savres_rtx,
3239         rs6000_emit_epilogue, rs6000_output_mi_thunk): Likewise.
3240         * config/picochip/picochip.c (picochip_expand_epilogue): Likewise.
3241         * config/h8300/h8300.c (h8300_push_pop, h8300_expand_epilogue):
3242         Likewise.
3243         * config/v850/v850.c (expand_epilogue): Likewise.
3244         * config/bfin/bfin.c (bfin_expand_call): Likewise.
3245         * config/arm/arm.md (epilogue): Likewise.
3246         * config/mn10300/mn10300.c (mn10300_expand_epilogue): Likewise.
3247         * config/sparc/sparc.c (sparc_struct_value_rtx): Rename ret_rtx
3248         variable to ret_reg.
3249
3250 2011-05-03  Richard Guenther  <rguenther@suse.de>
3251
3252         PR lto/48846
3253         * lto-streamer-in.c (unpack_ts_decl_common_value_fields):
3254         Stream decl_common.off_align instead of the derived DECL_OFFSET_ALIGN.
3255         * lto-streamer-out.c (pack_ts_decl_common_value_fields): Likewise.
3256
3257 2011-05-03  Richard Guenther  <rguenther@suse.de>
3258
3259         * c-decl.c (grokdeclarator): Instead of looking at
3260         TREE_OVERFLOW check if the constant fits in the index type.
3261
3262 2011-05-03  Richard Sandiford  <richard.sandiford@linaro.org>
3263
3264         * config/arm/neon.md (vec_load_lanes<mode><mode>): New expanders,
3265         (vec_store_lanes<mode><mode>): Likewise.
3266
3267 2011-05-03  Richard Sandiford  <richard.sandiford@linaro.org>
3268
3269         * doc/md.texi (vec_load_lanes, vec_store_lanes): Document.
3270         * optabs.h (COI_vec_load_lanes, COI_vec_store_lanes): New
3271         convert_optab_index values.
3272         (vec_load_lanes_optab, vec_store_lanes_optab): New convert optabs.
3273         * genopinit.c (optabs): Initialize the new optabs.
3274         * internal-fn.def (LOAD_LANES, STORE_LANES): New internal functions.
3275         * internal-fn.c (get_multi_vector_move, expand_LOAD_LANES)
3276         (expand_STORE_LANES): New functions.
3277         * tree.h (build_array_type_nelts): Declare.
3278         * tree.c (build_array_type_nelts): New function.
3279         * tree-vectorizer.h (vect_model_store_cost): Add a bool argument.
3280         (vect_model_load_cost): Likewise.
3281         (vect_store_lanes_supported, vect_load_lanes_supported)
3282         (vect_record_strided_load_vectors): Declare.
3283         * tree-vect-data-refs.c (vect_lanes_optab_supported_p)
3284         (vect_store_lanes_supported, vect_load_lanes_supported): New functions.
3285         (vect_transform_strided_load): Split out statement recording into...
3286         (vect_record_strided_load_vectors): ...this new function.
3287         * tree-vect-stmts.c (create_vector_array, read_vector_array)
3288         (write_vector_array, create_array_ref): New functions.
3289         (vect_model_store_cost): Add store_lanes_p argument.
3290         (vect_model_load_cost): Add load_lanes_p argument.
3291         (vectorizable_store): Try to use store-lanes functions for
3292         interleaved stores.
3293         (vectorizable_load): Likewise load-lanes and loads.
3294         * tree-vect-slp.c (vect_get_and_check_slp_defs): Update call
3295         to vect_model_store_cost.
3296         (vect_build_slp_tree): Likewise vect_model_load_cost.
3297
3298 2011-05-03  Richard Sandiford  <richard.sandiford@linaro.org>
3299
3300         * hooks.h (hook_bool_mode_uhwi_false): Declare.
3301         * hooks.c (hook_bool_mode_uhwi_false): New function.
3302         * target.def (array_mode_supported_p): New hook.
3303         * doc/tm.texi.in (TARGET_ARRAY_MODE_SUPPORTED_P): Add @hook.
3304         * doc/tm.texi: Regenerate.
3305         * stor-layout.c (mode_for_array): New function.
3306         (layout_type): Use it.
3307         * config/arm/arm.c (arm_array_mode_supported_p): New function.
3308         (TARGET_ARRAY_MODE_SUPPORTED_P): Define.
3309
3310 2011-05-03  Eric Botcazou  <ebotcazou@adacore.com>
3311
3312         PR target/48723
3313         * config/i386/i386.c (ix86_expand_prologue): Do not probe the stack
3314         for -fstack-check if the size to allocate is negative.
3315
3316 2011-05-02  Lawrence Crowl  <crowl@google.com>
3317
3318         * timevar.h (timevar_cond_start): Remove unused POP_TIMEVAR_AND_RETURN.
3319         (timevar_cond_start): New for starting a timer only when it is not
3320         already running.
3321         (timevar_cond_stop): New for stopping a timer when it was not already
3322         running.
3323
3324         * timevar.c (timevar_stop): Enable start/stop timers to start again.
3325         (timevar_cond_start): New as above.
3326         (timevar_cond_stop): New as above.
3327
3328         * timevar.def: Add start/stop timers for compiler phases,
3329         TV_PHASE_SETUP, TV_PHASE_PARSING, TV_PHASE_DEFERRED, TV_PHASE_CGRAPH,
3330         TV_PHASE_DBGINFO (C), TV_PHASE_CHECK_DBGINFO (C++), TV_PHASE_GENERATE,
3331         and TV_PHASE_FINALIZE.
3332         Change push/pop timer TV_PARSE to TV_PARSE_GLOBAL.
3333         Add push/pop timers TV_PARSE_STRUCT, TV_PARSE_ENUM, TV_PARSE_FUNC,
3334         TV_PARSE_INLINE, TV_PARSE_INMETH, TV_TEMPLATE_INST.
3335         Change push/pop timer TV_NAME_LOOKUP into a start/stop timer.
3336         Make unused TV_OVERLOAD into a start/stop timer.
3337
3338         Remove unused timers TV_OVERLOAD, TV_TEMPLATE_INSTANTIATION.
3339         Mark the strings for TV_NAME_LOOKUP and TV_OVERLOAD with a "|"
3340         to indicate that they are start/stop timers.
3341
3342         * toplev.c (compile_file): Change TV_PARSE to TV_PARSE_GLOBAL.
3343         Add start/stop timers TV_PHASE_PARSING and TV_PHASE_GENERATE.
3344         Move initialization to do_compile.
3345         (do_compile): Add initialization from above.
3346         Add start/stop timers TV_PHASE_SETUP and TV_PHASE_FINALIZE.
3347
3348         * c-decl.c (c_write_global_declarations): Add start/stop of
3349         TV_PHASE_DEFERRED, TV_PHASE_CGRAPH, TV_PHASE_DBGINFO.
3350
3351         * c-parser.c (c_parser_declaration_or_fndef): Push/pop TV_PARSE_FUNC
3352         or TV_PARSE_INLINE, as appropriate.
3353         (c_parser_enum_specifier): Push/pop TV_PARSE_ENUM.
3354         (c_parser_struct_or_union_specifier): Push/pop TV_PARSE_STRUCT.
3355
3356 2011-05-02  Jason Merrill  <jason@redhat.com>
3357
3358         PR c++/40975
3359         * tree-inline.c (copy_tree_r): Handle STATEMENT_LIST.
3360
3361 2011-05-02  Simon Martin  <simartin@users.sourceforge.net>
3362
3363         PR c/35445
3364         * c-decl.c (finish_decl): Only create a composite if the types are
3365         compatible.
3366
3367 2011-05-02  Joseph Myers  <joseph@codesourcery.com>
3368
3369         * config/fr30/fr30-protos.h (Mmode): Don't define.
3370         * config/m32r/m32r-protos.h (Mmode): Don't define.  Expand
3371         definition where used.
3372         * config/mn10300/mn10300-protos.h (Mmode, Cstar, Rclas): Don't
3373         define.  Expand definitions where used.
3374         * config/rx/rx-protos.h (Mmode, Fargs, Rcode): Don't define.
3375         Expand definitions where used.
3376         * config/rx/rx.c (rx_is_legitimate_address, rx_function_arg_size,
3377         rx_function_arg, rx_function_arg_advance,
3378         rx_function_arg_boundary): Expand definitions of those macros.
3379         * config/v850/v850-protos.h (Mmode): Don't define.  Expand
3380         definition where used.
3381
3382 2011-05-02  Uros Bizjak  <ubizjak@gmail.com>
3383
3384         * config/i386/mmx.md (*mov<mode>_internal_rex64): Use %vmovq for
3385         reg<->xmm moves.
3386         (*mov<mode>_internal): Merge with *mov<mode>_internal_avx.
3387         (*movv2sf_internal_rex64): Use %vmovq for reg<->xmm moves.  Merge
3388         with *movv2sf_internal_rex64_avx.
3389         (*movv2sf_internal): Merge with *movv2sf_internal_avx.
3390         * config/i386/i386.md (*movdi_internal_rex64) <TYPE_SSEMOV>:
3391         Use %v prefix in insn mnemonic to handle TARGET_AVX.
3392         (*movdi_internal): Add "isa" attribute.  Use "maybe_vex" instead of
3393         "vex" in "prefix" attribute calculation.
3394         (*movdf_internal): Output AVX mnemonics.  Add "prefix" attribute.
3395
3396 2011-05-02  Stuart Henderson  <shenders@gcc.gnu.org>
3397
3398         PR target/47951
3399         * config/bfin/bfin.md (loop_end): Use matching constraints to ensure
3400         inputs match the output.
3401
3402 2011-05-02  Andreas Schwab  <schwab@linux-m68k.org>
3403
3404         PR target/47955
3405         * config/m68k/m68k.c (m68k_expand_prologue): Set
3406         current_function_static_stack_size.
3407
3408 2011-05-02   Jan Hubicka  <jh@suse.cz>
3409
3410         * lto-streamer.c (lto_streamer_cache_insert_1,
3411         lto_streamer_cache_lookup, lto_streamer_cache_create,
3412         lto_streamer_cache_delete): Use pointer map instead of hashtable.
3413         * lto-streamer.h (lto_streamer_cache_d): Turn node_map into pointer_map.
3414
3415 2011-05-02  Joseph Myers  <joseph@codesourcery.com>
3416
3417         * config/m68k/genopt.sh, config/m68k/m68k-isas.def,
3418         config/m68k/m68k-microarchs.def, config/m68k/m68k-opts.h,
3419         config/m68k/t-opts: New files.
3420         * config/m68k/m68k-tables.opt: New file (generated).
3421         * config.gcc (fido-*-*, m68k-*-*): Add m68k/m68k-tables.opt to
3422         extra_options and m68k/t-opts to tmake_file.
3423         * config/m68k/m68k.c (m68k_library_id_string): More to m68k.opt.
3424         (all_isas): Initialize using m68k-isas.def.
3425         (all_microarchs): Initialize using m68k-microarchs.def.
3426         (m68k_find_selection): Remove.
3427         (m68k_handle_option): Don't assert that global structures are in
3428         use.  Use error_at.  Access variables via opts pointer.  Don't
3429         handle -march=, -mcpu= and -mtune= here.  Set gcc_options fields
3430         directly for -m68020-40 and -m68020-60.
3431         (m68k_option_override): Set m68k_arch_entry, m68k_cpu_entry and
3432         m68k_tune_entry here.
3433         * config/m68k/m68k.h (enum uarch_type, enum target_device): Move
3434         to m68k-opts.h.
3435         (m68k_library_id_string): Remove declaration.
3436         * config/m68k/m68k.opt (config/m68k/m68k-opts.h): New HeaderInclude.
3437         (m68k_library_id_string): New Variable.
3438         (march=, mcpu=, mtune=): Use Enum and Var.
3439
3440 2011-05-02  Richard Guenther  <rguenther@suse.de>
3441
3442         * varasm.c (output_constructor_regular_field): Compute zero-based
3443         index with double-ints.  Make sure to ICE instead of producing
3444         wrong code.
3445         * cgraph.c (cgraph_add_thunk): Do not create new tree nodes
3446         in asserts.  Properly use a signed type.
3447
3448 2011-05-02  Uros Bizjak  <ubizjak@gmail.com>
3449
3450         * config/i386/sse.md (V): New mode iterator.
3451         (V_128): Rename from SSEMODE.  Make V2DF mode conditional on
3452         TARGET_SSE2.
3453         (V_256): Rename from AVX256MODE.
3454         (VF): Make V4SF mode unconditional.  Add TARGET_SSE instruction
3455         condition to all users.
3456         (VF1): Ditto.
3457         (VF2): Make V2DF mode unconditional.  Add TARGET_SSE2 instruction
3458         condition to all users.
3459         (VF_128): Make V4SF mode unconditional.
3460         (VF_256): Rename from AVX256MODEF2P.
3461         (VI4F_128): Rename from SSEMODE4S.
3462         (VI8F_128): Rename from SSEMODE2D.
3463         (VI4F_256): Rename from AVX256MODE8P.
3464         (VI8F_256): Rename from AVX256MODE4P.
3465         (avxsizesuffix): Add V16HI, V4DI, V8HI and V2DI modes.
3466         (ssescalarmodesuffix): Remove SF and DF modes.
3467         (SSEMODE124): Remove.
3468         (SSEMODE1248): Ditto.
3469         (SSEMODEF2P): Ditto.
3470         (AVXMODEF2P): Ditto.
3471         (AVXMODEFDP): Ditto.
3472         (AVXMODEFSP): Ditto.
3473         (VEC_EXTRACT_MODE): Make V16QI, V8HI, V4SI, V2DI, V4SF and V2DF modes
3474         unconditional.
3475         (VEC_EXTRACT_EVENODD_MODE): Rename from SSEMODE_EO.  Make V4SF mode
3476         unconditional.
3477         (xop_pcmov_<mode><avxsizesuffix>): Merge from xop_pcmov_<mode> and
3478         xop_pcmov_<mode>256.  Use V mode iterator.
3479
3480         Adjust RTX patterns globally for renamed mode attributes.
3481
3482 2011-05-02  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
3483
3484         * haifa-sched.c (sched_emit_insn): Emit insn before first
3485         non-scheduled insn.  Inform back-end about new insn.  Add
3486         new insn to scheduled_insns list.
3487
3488 2011-05-02  Richard Guenther  <rguenther@suse.de>
3489
3490         PR tree-optimization/48822
3491         * tree-ssa-sccvn.c (set_ssa_val_to): Never go up the lattice.
3492         (process_scc): Indicate which iteration we start.
3493
3494 2011-05-02  Jan Hubicka  <jh@suse.cz>
3495
3496         * lto-section-in.c (lto_input_1_unsigned): Move to lto-streamer.h
3497         (lto_section_overrun): New.
3498         * lto-section-out.c (append_block): Rename to ...
3499         (lto_append_block): ... this one; export.
3500         (lto_output_1_stream): Move lto lto-streamer.h
3501         (lto_output_data_stream): Update.
3502         * lto-streamer.h (lto_section_overrun, lto_append_block): Declare.
3503         (lto_output_1_stream, lto_input_1_unsigned): Turn into inline
3504         functions.
3505
3506 2011-05-02  Richard Guenther  <rguenther@suse.de>
3507
3508         * tree.c (tree_code_counts): New global array.
3509         (record_node_allocation_statistics): Count individual tree codes.
3510         (dump_tree_statistics): Dump individual code stats.
3511
3512 2011-05-01  Jan Hubicka  <jh@suse.cz>
3513
3514         * ipa-inline.c (caller_growth_limits): Fix thinko when
3515         looking for largest stack frame.
3516         * ipa-inline.h (dump_inline_summary): Declare.
3517         * ipa-inline-analysis.c (dump_inline_edge_summary): Dump info
3518         on stack usage.
3519         (dump_inline_summary): Export.
3520         (debug_inline_summary): Declare as DEBUG_FUNCTION.
3521
3522 2011-05-01  Anatoly Sokolov  <aesok@post.ru>
3523
3524         * reginfo.c (memory_move_cost): Change rclass argument type form
3525         'enum reg_class' to reg_class_t.
3526         * reload.h (memory_move_cost): Update prototype.
3527         * postreload.c reload_cse_simplify_set): Change type dclass var to
3528         reg_class_t.
3529         * ira-int.h (ira_allocate_cost_vector, ira_free_cost_vector):
3530         Update prototype.
3531         (ira_allocate_and_set_costs): Change aclass argument type form
3532         'enum reg_class' to reg_class_t.
3533         * ira-build.c (ira_allocate_cost_vector, ira_free_cost_vector):
3534         Change aclass argument type to reg_class_t.
3535         (update_conflict_hard_reg_costs): Change type aclass and pref vars
3536         to reg_class_t.
3537         * gcc/ira.c (setup_class_subset_and_memory_move_costs): Adjust
3538         memory_move_cost call.
3539
3540         * config/ia64/ia64.c (ia64_register_move_cost): Remove 'from' and
3541         'to' local var. Rename from_i and to_i arguments to 'from' and 'to'.
3542         Change type tmp var to reg_class_t.
3543
3544 2011-04-30  Jan Hubicka  <jh@suse.cz>
3545
3546         * ipa-inline.c (can_inline_edge_p): Disregard limits when
3547         inlining into function with flatten attribute.
3548         (want_inline_small_function_p): Be more realistic about inlining
3549         cold calls where callee size grows.
3550
3551 2011-04-30  Jan Hubicka  <jh@suse.cz>
3552
3553         * cgraph.c (cgraph_create_virtual_clone): Clear constructor/destructor
3554         flags.
3555
3556 2011-04-30  Anatoly Sokolov  <aesok@post.ru>
3557
3558         * config/sparc/sparc.h (PRINT_OPERAND, PRINT_OPERAND_ADDRESS,
3559         PRINT_OPERAND_PUNCT_VALID_P): Remove.
3560         * config/sparc/sparc-protos.h (print_operand): Remove declaration.
3561         * config/sparc/sparc.c (TARGET_PRINT_OPERAND_PUNCT_VALID_P,
3562         TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS): Define.
3563         (print_operand): Rename to...
3564         (sparc_print_operand): ...this. Make static. Adjust
3565         sparc_print_operand function call.
3566         (sparc_print_operand_punct_valid_p, sparc_print_operand_address): New
3567         functions.
3568
3569 2011-04-30  Jan Hubicka  <jh@suse.cz>
3570
3571         PR middle-end/48752
3572         * ipa-inline.c (early_inliner): Disable when doing late
3573         addition of function.
3574
3575 2011-04-30  Jakub Jelinek  <jakub@redhat.com>
3576
3577         * dwarf2out.c (get_address_mode): New inline.
3578         (mem_loc_descriptor): Add MEM_MODE parameter, adjust recursive calls,
3579         if not dwarf_strict emit
3580         DW_OP_GNU_{{const,regval,deref}_type,convert,reinterpret} when
3581         desirable.  Handle FLOAT_EXTEND, FLOAT_TRUNCATE, FLOAT,
3582         UNSIGNED_FLOAT, FIX and UNSIGNED_FIX.  Just return NULL for
3583         FMA, STRICT_LOW_PART, CONST_VECTOR and CONST_FIXED.
3584         (dwarf2out_frame_debug_cfa_expression, reg_loc_descriptor,
3585         dw_loc_list_1, cst_pool_loc_descr, loc_list_from_tree): Adjust
3586         mem_loc_descriptor callers.
3587         (dwarf_stack_op_name, size_of_loc_descr, output_loc_operands,
3588         output_loc_operands_raw, hash_loc_operands, compare_loc_operands):
3589         Handle DW_OP_GNU_const_type, DW_OP_GNU_regval_type,
3590         DW_OP_GNU_deref_type, DW_OP_GNU_convert and DW_OP_GNU_reinterpret.
3591         (base_types): New variable.
3592         (get_base_type_offset, calc_base_type_die_sizes,
3593         base_type_for_mode, mark_base_types, base_type_cmp,
3594         move_marked_base_types): New functions.
3595         (calc_die_sizes): Assert that die_offset is 0 or equal to
3596         next_die_offset.
3597         (loc_descriptor): Only handle here lowpart SUBREGs of REG, for
3598         others defer to mem_loc_descriptor.  Adjust mem_loc_descriptor
3599         callers.  If not dwarf_strict, call mem_loc_descriptor even for
3600         non-MODE_INT modes or MODE_INT modes larger than DWARF2_ADDR_SIZE.
3601         (gen_subprogram_die): Don't give up on call site parameters
3602         with non-integral or large integral modes.  Adjust
3603         mem_loc_descriptor callers.
3604         (prune_unused_types): Call prune_unused_types_mark on base_types
3605         vector entries.
3606         (resolve_addr): Call mark_base_types.
3607         (dwarf2out_finish): Call move_marked_base_types.
3608
3609         PR tree-optimization/48809
3610         * tree-switch-conversion.c (build_arrays): Compute tidx in unsigned
3611         type.
3612         (gen_inbound_check): Don't compute index_expr - range_min in utype
3613         again, instead reuse SSA_NAME initialized in build_arrays.
3614         Remove two useless gsi_for_stmt calls.
3615
3616 2011-04-29  Jeff Law  <law@redhat.com>
3617
3618         * tree-ssa-threadedge.c (thread_across_edge): Add missing return.
3619
3620 2011-04-29  Martin Jambor  <mjambor@suse.cz>
3621
3622         * cgraph.h (cgraph_postorder): Remove declaration.
3623         * ipa-utils.h (ipa_free_postorder_info): Declare.
3624         (ipa_reverse_postorder): Likewise.
3625         * cgraphunit.c: Include ipa-utils.h.
3626         (cgraph_expand_all_functions): Update call to ipa_reverse_postorder.
3627         * ipa-inline.c: Include ipa-utils.h.
3628         (ipa_inline): Update call to ipa_reverse_postorder.
3629         * ipa-pure-const.c (propagate_pure_const): Update call to
3630         ipa_reduced_postorder and ipa_print_order.  Call
3631         ipa_free_postorder_info to clean up.
3632         (propagate_nothrow): Likewise.
3633         * ipa-reference.c (propagate): Removed a useless call to
3634         ipa_utils_reduced_inorder, updated a call to ipa_reduced_postorder
3635         and ipa_print_order.  Call ipa_free_postorder_info to clean up.
3636         * ipa.c: Include ipa-utils.h.
3637         (ipa_profile): Update call to ipa_reverse_postorder.
3638         (cgraph_postorder): Moved to...
3639         * ipa-utils.c (ipa_reverse_postorder): ...here and renamed.
3640         (ipa_utils_print_order): Renamed to ipa_print_order.
3641         (ipa_utils_reduced_inorder): Renamed to ipa_reduced_postorder. Updated
3642         comments.
3643         (ipa_free_postorder_info): New function.
3644         * passes.c: Include ipa-utils.h.
3645         (do_per_function_toporder): Update call to ipa_reverse_postorder.
3646         (ipa_write_summaries): Likewise.
3647         * Makefile.in (passes.o): Add IPA_UTILS_H to dependencies.
3648         (cgraphunit.o): Likewise.
3649         (ipa.o): Likewise.
3650         (ipa-inline.o): Likewise.
3651
3652 2011-04-29  Jan Hubicka  <jh@suse.cz>
3653
3654         * gcc.dg/tree-ssa/inline-10.c: New testcase.
3655         * gcc.dg/tree-ssa/inline-9.c: Disable partial inlining.
3656         * ipa-inline.h (clause_t): Turn into unsigned int.
3657         * ipa-inline-analysis.c (add_clause): Do more simplification.
3658         (and_predicates): Shortcut more cases.
3659         (predicates_equal_p): Move forward; check that clauses are properly
3660         ordered.
3661         (or_predicates): Shortcut more cases.
3662         (edge_execution_predicate): Rewrite as...
3663         (set_cond_stmt_execution_predicate): ... this function; handle
3664         __builtin_constant_p.
3665         (set_switch_stmt_execution_predicate): New .
3666         (compute_bb_predicates): New.
3667         (will_be_nonconstant_predicate): Update TODO.
3668         (estimate_function_body_sizes): Use compute_bb_predicates
3669         and free them later, always try to estimate if stmt is constant.
3670         (estimate_time_after_inlining, estimate_size_after_inlining):
3671         Gracefully handle optimized out edges.
3672         (read_predicate): Fix off by one error.
3673
3674 2011-04-29  Nicola Pero  <nicola.pero@meta-innovation.com>
3675
3676         * Makefile.in (ENABLE_MAINTAINER_RULES): New.
3677
3678 2011-04-27  Xinliang David Li  <davidxl@google.com>
3679
3680         * tree-profile.c (init_ic_make_global_vars): Set
3681         tls attribute on ic vars.
3682         * coverage.c (coverage_end_function): Initialize
3683         function_list with zero.
3684
3685 2011-04-29  Richard Guenther  <rguenther@suse.de>
3686
3687         * builtins.c (fold_builtin_classify_type): Use integer_type_node
3688         for the type of the result.
3689         (fold_builtin_isascii): Likewise.
3690         (fold_builtin_toascii): Use integer_type_node where appropriate.
3691         (fold_builtin_logb): Likewise.
3692         (fold_builtin_frexp): Likewise.
3693         (fold_builtin_strstr): Likewise.
3694         (fold_builtin_strpbrk): Likewise.
3695         (fold_builtin_fputs): Likewise.
3696         (fold_builtin_sprintf): Likewise.
3697         (fold_builtin_snprintf): Likewise.
3698         (fold_builtin_printf): Likewise.
3699         (do_mpfr_remquo): Use a proper type for the assigned constant.
3700         (do_mpfr_lgamma_r): Likewise.
3701         * dwarf2out.c (resolve_one_addr): Use size_int.
3702         * except.c (init_eh): Likewise.
3703         (assign_filter_values): Use integer_type_node for filter values.
3704         (sjlj_emit_dispatch_table): Use integer_type_node for dispatch
3705         indices.
3706         * tree-cfg.c (move_stmt_eh_region_tree_nr): Use integer_type_node
3707         for EH region numbers.
3708         * tree-vrp.c (simplify_div_or_mod_using_ranges): Use integer_type_node
3709         for the shift amount.
3710
3711 2011-04-29  Richard Guenther  <rguenther@suse.de>
3712
3713         * expr.h (expand_shift): Rename to ...
3714         (expand_variable_shift): ... this.
3715         (expand_shift): Take a constant shift amount.
3716         * expmed.c (expand_shift): Rename to ...
3717         (expand_variable_shift): ... this.
3718         (expand_shift): New wrapper around expand_variable_shift.
3719         * expr.c (convert_move, emit_group_load_1, emit_group_store,
3720         optimize_bitfield_assignment_op, store_field, expand_expr_real_2,
3721         expand_expr_real_1, reduce_to_bit_field_precision): Adjust.
3722         * expmed.c (store_fixed_bit_field, extract_bit_field_1,
3723         extract_fixed_bit_field, extract_split_bit_field, expand_mult_const,
3724         expand_mult, expand_widening_mult, expand_mult_highpart_adjust,
3725         extract_high_half, expand_sdiv_pow2, expand_divmod, emit_cstore,
3726         emit_store_flag_1, emit_store_flag): Likewise.
3727         * builtins.c (expand_builtin_signbit): Likewise.
3728         * calls.c (load_register_parameters): Likewise.
3729         * function.c (assign_parm_setup_block): Likewise.
3730         * lower-subreg.c (resolve_shift_zext): Likewise.
3731         * optabs.c (widen_bswap, expand_abs_nojump,
3732         expand_one_cmpl_abs_nojump, expand_float): Likewise.
3733         * spu/spu.c (spu_expand_extv): Likewise.
3734         * sparc/sparc.c (sparc32_initialize_trampoline): Likewise.
3735
3736 2011-04-29  Richard Guenther  <rguenther@suse.de>
3737
3738         * tree-inline.c (remap_eh_region_tree_nr): Use integer_type_node
3739         for the remapped region number.
3740         * predict.c (build_predict_expr): Use integer_type_node for the
3741         predict kind.
3742         * fold-const.c (fold_binary_loc): Use integer_type_node for
3743         the shift amount.  Use a proper type for the PLUS_EXPR operand.
3744
3745 2011-04-29  Michael Matz  <matz@suse.de>
3746
3747         * lto-streamer.c (lto_streamer_cache_insert_1): Accept to override
3748         other trees that just builtins.
3749         (lto_record_common_node): Don't leave NULL TYPE_CANONICAL.
3750
3751 2011-04-29  Richard Guenther  <rguenther@suse.de>
3752
3753         * tree-nested.c (get_trampoline_type): Use size_int.
3754         (get_nl_goto_field): Likewise.
3755         * tree-eh.c (lower_try_finally_switch): Use integer_type_node
3756         for all indexes.
3757         (lower_eh_constructs_2): Likewise.
3758         (lower_resx): Likewise.
3759         (lower_eh_dispatch): Likewise.
3760         * tree-mudflap.c (mf_build_string): Use size_int.
3761         (mudflap_register_call): Use integer_type_node for the flag.
3762         (mudflap_enqueue_constant): Use size_int.
3763         * tree-chrec.c (reset_evolution_in_loop): Copy CHREC_VAR
3764         instead of rebuilding it.
3765
3766 2011-04-29  Richard Guenther  <rguenther@suse.de>
3767
3768         * tree-ssa-structalias.c (get_fi_for_callee): Restructure.
3769         Handle OBJ_TYPE_REF.
3770         (find_func_aliases_for_call): Use it more consistently.
3771
3772 2011-04-29  Alexandre Oliva  <aoliva@redhat.com>
3773
3774         * haifa-sched.c (last_nondebug_scheduled_insn): New.
3775         (rank_for_schedule): Use it.
3776         (schedule_block): Set it.
3777
3778 2011-04-28  David Li  <davidxl@google.com>
3779
3780         * tree.c (crc32_string): Use crc32_byte.
3781         (crc32_byte): New function.
3782         * tree.h (crc32_byte): New function.
3783         * gcov.c (read_graph_file): Handle new cfg_cksum.
3784         (read_count_file): Ditto.
3785         * profile.c (instrument_values): Ditto.
3786         (get_exec_counts): Ditto.
3787         (read_profile_edge_counts): Ditto.
3788         (compute_branch_probabilities): Ditto.
3789         (compute_value_histograms): Ditto.
3790         (branch_prob): Ditto.
3791         (end_branch_prob): Ditto.
3792         * coverage.c (read_counts_file): Ditto.
3793         (get_coverage_counts): Ditto.
3794         (tree_coverage_counter_addr): Ditto.
3795         (coverage_checksum_string): Ditto.
3796         (coverage_begin_output): Ditto.
3797         (coverage_end_function): Ditto.
3798         (build_fn_info_type): Ditto.
3799         (build_fn_info_value): Ditto.
3800         * libgcov.c (gcov_exit): Ditto.
3801         * gcov-dump.c (tag_function): Ditto.
3802         (compute_checksum): Remove.
3803
3804 2011-04-29  Alan Modra  <amodra@gmail.com>
3805
3806         * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
3807         unspec plus offset.  Tidy macho code.
3808
3809 2011-04-29  Martin Jambor  <mjambor@suse.cz>
3810
3811         * cgraphunit.c (cgraph_preserve_function_body_p): Accept a cgraph
3812         node instead of a decl.  Update all callers.
3813         * cgraph.h: Update declaration.
3814
3815 2011-04-28  Ira Rosen  <ira.rosen@linaro.org>
3816
3817         PR tree-optimization/48765
3818         * tree-vectorizer.h (vect_make_slp_decision): Return bool.
3819         * tree-vect-loop.c (vect_analyze_loop_operations): Add new argument
3820         to indicate if loop aware SLP is being used.  Scan the statements
3821         and update the vectorization factor according to the type of
3822         vectorization before statement analysis.
3823         (vect_analyze_loop_2): Get a return value from vect_make_slp_decision,
3824         pass it to vect_analyze_loop_operations.
3825         (vectorizable_reduction): Set number of copies to 1 in case of pure
3826         SLP statement.
3827         * tree-vect-stmts.c (vectorizable_conversion,
3828         vectorizable_assignment, vectorizable_shift,
3829         vectorizable_operation, vectorizable_type_demotion,
3830         vectorizable_type_promotion, vectorizable_store, vectorizable_load):
3831         Likewise.
3832         (vectorizable_condition): Move the check that it is not SLP
3833         vectorization before the number of copies check.
3834         * tree-vect-slp.c (vect_make_slp_decision): Return TRUE if decided
3835         to vectorize the loop using SLP.
3836
3837 2011-04-28  Jakub Jelinek  <jakub@redhat.com>
3838
3839         PR middle-end/48597
3840         * final.c (final_scan_insn): Call dwarf2out_frame_debug even for
3841         inline asm.
3842
3843 2011-04-28  Joseph Myers  <joseph@codesourcery.com>
3844
3845         * config.gcc (*-*-kfreebsd*-gnu | *-*-knetbsd*-gnu | *-*-gnu* |
3846         *-*-kopensolaris*-gnu): Don't define SINGLE_LIBC.
3847         (i[34567]86-*-kfreebsd*-gnu | i[34567]86-*-knetbsd*-gnu |
3848         i[34567]86-*-gnu* | i[34567]86-*-kopensolaris*-gnu,
3849         x86_64-*-kfreebsd*-gnu | x86_64-*-knetbsd*-gnu): Don't use
3850         linux*.h headers.
3851         * config/gnu-user.h (TARGET_C99_FUNCTIONS, TARGET_HAS_SINCOS): Define.
3852         * config/i386/gnu.h (MD_UNWIND_SUPPORT): Don't undefine.
3853         * config/i386/kfreebsd-gnu.h (MD_UNWIND_SUPPORT): Don't undefine.
3854         * config/i386/knetbsd-gnu.h (MD_UNWIND_SUPPORT): Don't undefine.
3855         * config/i386/kopensolaris-gnu.h (MD_UNWIND_SUPPORT): Don't undefine.
3856         * config/i386/linux-unwind.h (x86_fallback_frame_state): Don't use
3857         REG_NAME.
3858         * config/i386/linux.h (REG_NAME): Don't define.
3859         * config/i386/linux64.h (REG_NAME): Don't define.
3860         * config/linux.h (TARGET_C99_FUNCTIONS, TARGET_HAS_SINCOS):
3861         Undefine before defining.
3862
3863 2011-04-28  Jan Hubicka  <jh@suse.cz>
3864
3865         * ipa-inline-analysis.c (will_be_nonconstant_predicate): Take
3866         nonconstant_names array.
3867         (estimate_function_body_sizes): Build nonconstant_names array; handle
3868         BUILT_IN_CONSTANT_P.
3869
3870 2011-04-28  Richard Guenther  <rguenther@suse.de>
3871
3872         PR bootstrap/48804
3873         Revert
3874         2011-04-28  Richard Guenther  <rguenther@suse.de>
3875
3876         * tree-ssa-structalias.c (solve_constraints): Build succ graph
3877         as late as possible.
3878
3879 2011-04-28  Richard Guenther  <rguenther@suse.de>
3880
3881         * tree-ssa-structalias.c (dump_constraint): Don't end the line.
3882         (debug_constraint): Do it here.
3883         (dump_constraints): And here.
3884         (rewrite_constraints): And here.
3885         (dump_constraint_edge): Remove.
3886         (dump_constraint_graph): Rewrite to produce DOT output.
3887         (solve_constraints): Build succ graph as late as possible.
3888         Dump constraint graphs before and after solving.
3889
3890 2011-04-28  Richard Guenther  <rguenther@suse.de>
3891
3892         * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
3893         New function split out from ...
3894         (find_func_aliases): ... here.  Call it.
3895         (find_func_aliases_for_call): Likewise.
3896
3897 2011-04-27  Gabriel Dos Reis  <gdr@integrable-solutions.net>
3898
3899         * internal-fn.h (internal_fn_name_array): Declare.
3900         (internal_fn_flags_array): Likewise.
3901
3902 2011-04-27  Uros Bizjak  <ubizjak@gmail.com>
3903
3904         * config/i386/i386.md (ssemodesuffix):  Merge with ssevecsize,
3905         ssemodefsuffix, ssescalarmodesuffix and avxmodesuffixp.
3906         Move from sse.md.
3907         (ssemodefsuffix): Remove.
3908         (ssevecmodesuffix): New mode attribute.
3909         (fix_trunc<mode>di_sse, fix_trunc<mode>si_sse,
3910         *float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
3911         *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
3912         *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
3913         *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit, setcc_<mode>_sse,
3914         *sqrt<mode>2_sse, sse4_1_round<mode>2, <smaxmin:code><mode>3,
3915         *ieee_smin<mode>3, *ieee_smax<mode>3): Adjust assembler templates for
3916         ssemodesuffix mode attribute.
3917         (float splitters): Use ssevecmodesuffix mode attribute.
3918         * config/i386/sse.md (ssescalarmode): Merge with avxscalarmode.
3919         (sseinsmode): Rename from avxvecmode.
3920         (avxsizesuffix): Rename from avxmodesuffix.
3921         (sseintvecmode): Rename from avxpermvecmode.
3922         (ssedoublevecmode): Rename from ssedoublesizemode.
3923         (ssehalfvecmode): Rename from avxhalfvecmode.
3924         (ssescalarmode): Rename from avxscalarmode.
3925         (<sse>_comi, <sse>_ucomi, sse4a_movnt<mode>): Adjust assembler
3926         templates for ssemodesuffix mode attribute.
3927         (*andnot<mode>3, *<any_logic:code><mode>3): Use ssevecmodesuffix
3928         mode attribute.
3929
3930         Adjust RTX patterns globally for renamed mode attributes.
3931
3932 2011-04-27  Jan Hubcika  <jh@suse.cz>
3933
3934         * ipa-inline.h (struct inline_edge_summary): Add predicate pointer.
3935         * ipa-inline-analysis.c: Include alloc-pool.h.
3936         (edge_predicate_pool): New.
3937         (trye_predicate_p): New function
3938         (false_predicate_p): New function.
3939         (add_clause): Sanity check that false clauses are "optimized";
3940         never add clauses to predicate that is already known to be false.
3941         (and_predicate): Use flase_predicate_p.
3942         (evaulate_predicate): Rename to ...
3943         (evaluate_predicate): ... this one; update all callers; assert
3944         that false is not listed among possible truths.
3945         (dump_predicate): Use true_predicate_p.
3946         (account_size_time): Use false_predicate_p.
3947         (evaulate_conditions_for_edge): Rename to ...
3948         (evaluate_conditions_for_edge) ... this one.
3949         (edge_set_predicate): New function.
3950         (inline_edge_duplication_hook): Duplicate edge predicates.
3951         (inline_edge_removal_hook): Free edge predicates.
3952         (dump_inline_edge_summary): Add INFO parameter; dump edge predicates.
3953         (dump_inline_summary): Update.
3954         (estimate_function_body_sizes): Set edge predicates.
3955         (estimate_calls_size_and_time): Handle predicates.
3956         (estimate_callee_size_and_time): Update.
3957         (remap_predicate): Add toplev_predicate; update comment.
3958         (remap_edge_predicates): New function.
3959         (inline_merge_summary): Compute toplev predicate; update.
3960         (read_predicate): New function.
3961         (read_inline_edge_summary): Use it.
3962         (inline_read_section): Likewise.
3963         (write_predicate): New function.
3964         (write_inline_edge_summary): Use it.
3965         (inline_write_summary): Likewise.
3966         (inline_free_summary): Free alloc pool and edge summary vec.
3967
3968 2011-04-27  Richard Guenther  <rguenther@suse.de>
3969
3970         * tree-ssa-structalias.c (changed_count): Remove.
3971         (changed): Use a bitmap.
3972         (unify_nodes): Adjust.
3973         (do_sd_constraint): Likewise.
3974         (do_ds_constraint): Likewise.
3975         (do_complex_constraint): Likewise.
3976         (solve_graph): Likewise.
3977
3978 2011-04-27  Jan Hubicka  <jh@suse.cz>
3979
3980         * cgraphunit.c (cgraph_process_new_functions): Fix ordering issue.
3981
3982 2011-04-27  Uros Bizjak  <ubizjak@gmail.com>
3983
3984         * config/i386/predicates.md (avx_vpermilp_*_operand): Remove.
3985         (avx_vperm2f128_*_operand): Ditto.
3986         * config/i386/sse.md (*avx_vpermilp<mode>): Remove operand2 predicate.
3987         Use avx_vpermilp_parallel in insn condition.
3988         (*avx_vperm2f128<mode>_nozero): Remove operand3 predicate.
3989         Use avx_vperm2f128_parallel in insn condition.
3990
3991 2011-04-27  Richard Guenther  <rguenther@suse.de>
3992
3993         * Makefile.in (tree-ssa-structalias.o): Remove
3994         gt-tree-ssa-structalias.h dependency.
3995         (GTFILES): Remove tree-ssa-structalias.c.
3996         * tree.c (allocate_decl_uid): New function.
3997         (make_node_stat): Use it.
3998         (copy_node_stat): Likewise.
3999         * tree.h (allocate_decl_uid): Declare.
4000         * tree-ssa-alias.h (delete_alias_heapvars): Remove.
4001         * tree-ssa.c (delete_tree_ssa): Do not call delete_alias_heapvars.
4002         * tree-flow.h (struct var_ann_d): Remove is_heapvar flag.
4003         * tree-ssa-live.c (remove_unused_locals): Do not check is_heapvar flag.
4004         * tree-ssa-structalias.c (heapvar_for_stmt): Remove.
4005         (struct heapvar_map): Likewise.
4006         (heapvar_map_eq, heapvar_map_hash, heapvar_lookup,
4007         heapvar_insert): Likewise.
4008         (make_heapvar_for): Rename to ...
4009         (make_heapvar): ... this.  Simplify.
4010         (fake_var_decl_obstack): New global var.
4011         (build_fake_var_decl): New function.
4012         (make_constraint_from_heapvar): Adjust.
4013         (handle_lhs_call): Likewise.
4014         (create_function_info_for): Likewise.
4015         (intra_create_variable_infos): Likewise.
4016         (init_alias_vars): Allocate fake_var_decl_obstack.
4017         (init_alias_heapvars, delete_alias_heapvars): Remove.
4018         (compute_points_to_sets): Do not call init_alias_heapvars.
4019         (ipa_pta_execute): Likewise.
4020         (delete_points_to_sets): Free fake_var_decl_obstack.
4021
4022 2011-04-27  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
4023
4024         * config/spu/divmovti4.c (union qword_UTItype): New data type.
4025         (si_from_UTItype, si_to_UTItype): New functions.
4026         (__udivmodti4): Use them to implement type-punning.
4027         * config/spu/multi3.c (union qword_TItype): New data type.
4028         (si_from_TItype, si_to_TItype): New functions.
4029         (__multi3): Use them to implement type-punning.
4030
4031 2011-04-27  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
4032
4033         * config/spu/spu.c (spu_expand_epilogue): Do not emit barrier.
4034
4035 2011-04-27  Jan Hubicka  <jh@suse.cz>
4036
4037         * ipa-prop.c (function_insertion_hook_holder): New holder.
4038         (ipa_add_new_function): New function.
4039         (ipa_register_cgraph_hooks, ipa_unregister_cgraph_hooks):
4040         Register/deregister holder.
4041
4042 2011-04-27  Richard Guenther  <rguenther@suse.de>
4043
4044         PR tree-optimization/48772
4045         * tree-ssa-pre.c (eliminate): Update call stmts after elimination only.
4046
4047 2011-04-27  Richard Guenther  <rguenther@suse.de>
4048
4049         * tree-ssa-alias.c (indirect_refs_may_alias_p): Fix
4050         TARGET_MEM_REF handling.
4051
4052 2011-04-27  Nick Clifton  <nickc@redhat.com>
4053
4054         * config/frv/frv.h (enum reg_class): Delete EVEN_ACC_REGS,
4055         ACC_REGS, FEVEN_REGS, FPR_REGS, EVEN_REGS.
4056         (REG_CLASS_NAMES): Likewise.
4057         (REG_CLASS_CONTENTS): Likewise.
4058         (EVEN_ACC_REGS): New macro.  Alias for QUAD_ACC_REGS.
4059         (ACC_REGS): New macro.  Alias for QUAD_ACC_REGS.
4060         (FEVEN_REGS): New macro.  Alias for QUAD_ACC_REGS.
4061         (FPR_REGS): New macro.  Alias for QUAD_ACC_REGS.
4062         (EVEN_REGS): New macro.  Alias for QUAD_REGS.
4063         * config/frv/frv.c (frv_secondary_reload_class): Remove use of
4064         duplicate register classes.
4065         (frv_class_likely_spilled_p): Likewise.
4066         (frv_register_move_cost): Likewise.
4067
4068         * config/mcore/mcore.h (REGNO_REG_CLASS): Do not index beyond the
4069         end of the regno_reg_class array.
4070
4071 2011-04-27  Jakub Jelinek  <jakub@redhat.com>
4072
4073         PR c/48742
4074         * c-typeck.c (build_binary_op): Don't wrap arguments if
4075         int_operands is true.
4076
4077 2011-04-26  Kaz Kojima  <kkojima@gcc.gnu.org>
4078
4079         PR target/48767
4080         * config/sh/sh.c (sh_gimplify_va_arg_expr): Don't call
4081         targetm.calls.must_pass_in_stack for void type.
4082
4083 2011-04-26  Jan Hubicka  <jh@suse.cz>
4084
4085         * cgraphbuild.c (build_cgraph_edges): Update call
4086         of cgraph_create_edge and cgraph_create_indirect_edge.
4087         * cgraph.c (cgraph_create_edge_including_clones,
4088         cgraph_create_edge_1, cgraph_allocate_init_indirect_info,
4089         cgraph_update_edges_for_call_stmt_node): Do not take nest
4090         argument; do not initialize call_stmt_size/time.
4091         (dump_cgraph_node): Do not dump nest.
4092         (cgraph_clone_edge): Do not take loop_nest argument;
4093         do not propagate it; do not clone call_stmt_size/time.
4094         (cgraph_clone_node): Likewise.
4095         (cgraph_create_virtual_clone): Update.
4096         * cgraph.h (struct cgraph_edge): Remove
4097         call_stmt_size/call_stmt_time/loop_nest.
4098         (cgraph_create_edge, cgraph_create_indirect_edge,
4099         cgraph_create_edge_including_clones, cgraph_clone_node): Update
4100         prototype.
4101         * tree-emutls.c (gen_emutls_addr): Update.
4102         * ipa-inline-transform.c (update_noncloned_frequencies): Do not handle
4103         loop_nest; handle indirect calls, too.
4104         (clone_inlined_nodes): Do not care about updating inline summaries.
4105         * cgraphunit.c (cgraph_copy_node_for_versioning): Update.
4106         * lto-cgraph.c (lto_output_edge, input_node, input_edge): Do not
4107         stream call_stmt_size/call_stmt_time/loop_nest.
4108         * ipa-inline.c (edge_badness): Update.
4109         (ipa_inline): dump summaries after inlining.
4110         * ipa-inline.h (struct inline_edge_summary, inline_edge_summary_t):
4111         New.
4112         (inline_edge_summary): New function.
4113         * ipa-inline-analysis.c (edge_duplication_hook_holder): New holder.
4114         (inline_edge_removal_hook): Handle edge summaries.
4115         (inline_edge_duplication_hook): New hook.
4116         (inline_summary_alloc): Alloc hooks.
4117         (initialize_growth_caches): Do not register removal hooks.
4118         (free_growth_caches); Do not free removal hook.
4119         (dump_inline_edge_summary): New function.
4120         (dump_inline_summary): Use it.
4121         (estimate_function_body_sizes, estimate_edge_size_and_time): Update.
4122         (inline_update_callee_summaries): New function.
4123         (inline_merge_summary): Use it.
4124         (do_estimate_edge_time, do_estimate_edge_growth): Update.
4125         (read_inline_edge_summary): New function.
4126         (inline_read_section): Use it.
4127         (write_inline_edge_summary): New function.
4128         (inline_write_summary): Use it.
4129         (inline_free_summary): Free edge new holders.
4130         * tree-inline.c (copy_bb): Update.
4131
4132 2011-04-26  Jason Merrill  <jason@redhat.com>
4133
4134         * tree-eh.c (lower_try_finally_switch): Create the label along with
4135         the CASE_LABEL_EXPR.
4136
4137 2011-04-26  David S. Miller  <davem@davemloft.net>
4138             Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
4139
4140         * configure.ac (gcc_cv_as_sparc_gotdata_op): Specify alignment.
4141         * configure: Regenerate.
4142
4143 2011-04-26  Michael Meissner  <meissner@linux.vnet.ibm.com>
4144
4145         PR target/48258
4146         * config/rs6000/vector.md (UNSPEC_REDUC): New unspec for vector
4147         reduction.
4148         (VEC_reduc): New code iterator and splitters for vector reduction.
4149         (VEC_reduc_name): Ditto.
4150         (VEC_reduc_rtx): Ditto.
4151         (reduc_<VEC_reduc_name>_v2df): Vector reduction expanders for VSX.
4152         (reduc_<VEC_reduc_name>_v4sf): Ditto.
4153
4154         * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
4155         support for extracting SF on VSX.
4156
4157         * config/rs6000/vsx.md (vsx_xscvspdp_scalar2): New insn for
4158         generating xscvspdp.
4159         (vsx_extract_v4sf): New insn to extract SF from V4SF vector.
4160         (vsx_reduc_<VEC_reduc_name>_v2df): New insns and splitters for
4161         double add, minimum, maximum vector reduction.
4162         (vsx_reduc_<VEC_reduc_name>_v4sf): Ditto.
4163         (vsx_reduc_<VEC_reduc_name>_v2df2_scalar): New combiner insn to
4164         optimize double vector reduction.
4165         (vsx_reduc_<VEC_reduc_name>_v4sf_scalar): Ditto.
4166
4167 2011-04-26  Joseph Myers  <joseph@codesourcery.com>
4168
4169         * config/fr30/fr30.h (inhibit_libc): Don't define.
4170         * config/m32r/m32r-protos.h: Correct comment.
4171         * config/v850/v850.h (GHS_default_section_names,
4172         GHS_current_section_names): Use tree, not union tree_node *.
4173
4174 2011-04-26  Xinliang David Li  <davidxl@google.com>
4175
4176         * tree-ssa-uninit.c (warn_uninitialized_phi): Pass warning code.
4177         * c-family/c-opts.c (c_common_handle_option): Set
4178         warn_maybe_uninitialized.
4179         * opts.c (common_handle_option): Ditto.
4180         * common.opt:  New option.
4181         * tree-ssa.c (warn_uninit): Add one more parameter.
4182         (warn_uninitialized_var): Pass warning code.
4183         * tree-flow.h: Interface change.
4184
4185
4186 2011-04-26  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
4187
4188         * config/mips/iris6.h (LOCAL_LABEL_PREFIX): Don't test TARGET_NEWABI.
4189         (WINT_TYPE_SIZE): Use INT_TYPE_SIZE.
4190         (TARGET_OS_CPP_BUILTINS): Remove TARGET_IRIX6 guards.
4191
4192 2011-04-26  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
4193
4194         * config/mips/mips.h (DBX_OUTPUT_SOURCE_LINE): Remove.
4195         * config/mips/mips.opt (mmips-tfile): Remove.
4196
4197         * doc/install.texi (Specific, mips-*-*): Move mips-tfile,
4198         mips-tdump reference to ...
4199         (Specific, alpha*-dec-osf5.1): ... here.  Adapt for Tru64 UNIX.
4200         * doc/trouble.texi (Cross-Compiler Problems): Replace MIPS
4201         reference by Tru64 UNIX.
4202
4203 2011-04-26  Jakub Jelinek  <jakub@redhat.com>
4204
4205         PR debug/48768
4206         * tree-ssa.c (insert_debug_temp_for_var_def): If degenerate_phi_result
4207         is error_mark_node, set value to NULL.
4208
4209         PR tree-optimization/48734
4210         * tree-ssa-reassoc.c (eliminate_redundant_comparison): Give up
4211         if return value from maybe_fold_*_comparsions isn't something
4212         the code is prepared to handle.
4213
4214 2011-04-26  Uros Bizjak  <ubizjak@gmail.com>
4215
4216         * config/i386/predicates.md (ext_QIreg_operand): Remove extra
4217         mode check.
4218         (ext_QIreg_nomode_operands): Remove.
4219         * config/i386/i386.md (*anddi_1): Use ext_QIreg_operand.
4220         (*andsi_1): Ditto.
4221         (*andhi_1): Ditto.
4222
4223 2011-04-26  Andrew Stubbs  <ams@codesourcery.com>
4224
4225         * config/arm/arm.c (arm_gen_constant): Remove can_negate_initial.
4226
4227 2011-04-26  Richard Guenther  <rguenther@suse.de>
4228
4229         * c-typeck.c (build_unary_op): Do not expand array-refs via
4230         pointer arithmetic.  Only adjust qualifiers for function types.
4231
4232 2011-04-26  Richard Guenther  <rguenther@suse.de>
4233
4234         PR middle-end/48694
4235         * tree.h (OEP_CONSTANT_ADDRESS_OF): New operand_equal_flag.
4236         * fold-const.c (operand_equal_p): For TREE_CONSTANT ADDR_EXPRs
4237         compare the operands with OEP_CONSTANT_ADDRESS_OF.  Treat trees
4238         with TREE_SIDE_EFFECTS equal when OEP_CONSTANT_ADDRESS_OF is set.
4239
4240 2011-04-25  Paolo Carlini  <paolo.carlini@oracle.com>
4241
4242         * doc/extend.texi: Document __underlying_type.
4243
4244 2011-04-25  Segher Boessenkool  <segher@kernel.crashing.org>
4245
4246         * config/rs6000/titan.md (automata_option "progress"): Remove.
4247
4248 2011-04-25  Jeff Law  <law@redhat.com>
4249
4250         * tree-vrp.c (identify_jump_threads): Handle GIMPLE_SWITCH too.
4251
4252 2011-04-25  Jan Kratochvil  <jan.kratochvil@redhat.com>
4253
4254         * system.h (ENUM_BITFIELD): Remove.
4255
4256 2011-04-25  Maxim Kuvyrkov  <maxim@codesourcery.com>
4257             Eric Botcazou  <ebotcazou@adacore.com>
4258
4259         * combine.c (combine_simplify_rtx): Avoid mis-simplifying conditionals
4260         for STORE_FLAG_VALUE==-1 case.
4261
4262 2011-04-24  Richard Sandiford  <richard.sandiford@linaro.org>
4263
4264         PR target/43804
4265         * config/m68k/constraints.md (T): Allow PIC operands that satisfy
4266         LEGITIMATE_PIC_OPERAND_P.
4267
4268 2011-04-24  Jan Hubicka  <jh@suse.cz>
4269
4270         * ipa-prop.c (ipa_propagate_indirect_call_infos): Remove obsolette
4271         WPA hack.
4272         * ipa-prop.h (ipa_get_param, ipa_is_param_used,
4273         ipa_param_cannot_devirtualize_p, ipa_param_types_vec_empty,
4274         ipa_get_ith_jump_func, ipa_get_lattice): Fortify array bounds.
4275         * ipa-inline-analysis.c (add_clause): Fix clause ordering.
4276         (and_predicates, or_predicates, predicates_equal_p, evaulate_predicate):
4277         Sanity check predicate length.
4278         (remap_predicate): Likewise; sanity check jump functions.
4279         (inline_read_section, inline_write_summary): Sanity check
4280         predicate length.
4281
4282 2011-04-24  Paolo Carlini  <paolo.carlini@oracle.com>
4283
4284         PR other/48748
4285         * doc/extend.texi (Type Traits): Document __is_standard_layout,
4286         __is_literal_type, and __is_trivial; update throughout about
4287         possibly cv-qualified void types.
4288
4289 2011-04-24  Gerald Pfeifer  <gerald@pfeifer.com>
4290
4291         * doc/sourcebuild.texi (Ada Tests): Adjust reference to ACATS
4292         testsuite and make it version agnostic.
4293
4294 2011-04-22  Jan Hubicka  <jh@suse.cz>
4295
4296         * ipa-inline-analysis.c (inline_write_summary): Fix thinko.
4297
4298 2011-04-23  Jakub Jelinek  <jakub@redhat.com>
4299
4300         PR c/48685
4301         * fold-const.c (fold_convert_loc): Add NOP_EXPR when casting
4302         to VOID_TYPE even around MODIFY_EXPR.
4303
4304 2011-04-22  Mike Stump  <mikestump@comcast.net>
4305
4306         * gensupport.c (read_md_rtx): Fix typo in comment.
4307         * config/cris/cris.opt (moverride-best-lib-options): Fix typo in
4308         comment.
4309
4310 2011-04-22  Jan Hubicka  <jh@suse.cz>
4311
4312         * gengtype.c (open_base_files): Add ipa-inline.h include.
4313         * ipa-cp.c (ipcp_get_lattice, ipcp_lattice_from_jfunc): Move to
4314         ipa-prop.c; update all uses.
4315         * ipa-prop.c: (ipa_get_lattice, ipa_lattice_from_jfunc): ... here.
4316         * ipa-inline-transform.c (inline_call): Use inline_merge_summary to
4317         merge summary of inlined function into former caller.
4318         * ipa-inline.c (max_benefit): Remove.
4319         (edge_badness): Compensate for removal of benefits.
4320         (update_caller_keys): Use
4321         reset_node_growth_cache/reset_edge_growth_cache.
4322         (update_callee_keys): Likewise.
4323         (update_all_callee_keys): Likewise.
4324         (inline_small_functions): Do not collect max_benefit; do not reset
4325         estimated_growth; call free_growth_caches and initialize_growth_caches.
4326         * ipa-inline.h (struct condition, type clause_t, struct predicate,
4327         struct size_time_entry): New structures.
4328         (INLINE_SIZE_SCALE, INLINE_TIME_SCALE, MAX_CLAUSES): New constants.
4329         (inline_summary): Remove size_inlining_benefit, time_inlining_benefit
4330         and estimated_growth.
4331         (edge_growth_cache_entry): New structure.
4332         (node_growth_cache, edge_growth_cache): New global vars.
4333         (estimate_growth): Turn into inline.
4334         (inline_merge_summary, do_estimate_edge_growth, do_estimate_edge_time,
4335         initialize_growth_caches, free_growth_caches): Declare.
4336         (estimate_edge_growth): Rewrite.
4337         (estimate_edge_time): Implement as inline cache lookup.
4338         (reset_node_growth_cache, reset_edge_growth_cache): New inline
4339         functions.
4340         (MAX_TIME): Reduce to allow multiplicatoin by INLINE_SIZE_SCALE.
4341         (NUM_CONDITIONS): New constant.
4342         (predicate_conditions): New enum.
4343         (IS_NOT_CONSTANT): New constant.
4344         (edge_removal_hook_holder): New var.
4345         (node_growth_cache, edge_growth_cache): New global vars.
4346         (true_predicate, single_cond_predicate, false_predicate,
4347         not_inlined_predicate, add_condition, add_clause, and_predicates,
4348         or_predicates, predicates_equal_p, evaulate_predicate, dump_condition,
4349         dump_clause, dump_predicate, account_size_time,
4350         evaulate_conditions_for_edge): New functions.
4351         (inline_summary_alloc): Move to heap.
4352         (inline_node_removal_hook): Clear condition and entry vectors.
4353         (inline_edge_removal_hook): New function.
4354         (initialize_growth_caches, free_growth_caches): New function.
4355         (dump_inline_summary): Update.
4356         (edge_execution_predicate): New function.
4357         (will_be_nonconstant_predicate): New function.
4358         (estimate_function_body_sizes): Compute BB and constantness predicates.
4359         (compute_inline_parameters): Do not clear estimated_growth.
4360         (estimate_edge_size_and_time): New function.
4361         (estimate_calls_size_and_time): New function.
4362         (estimate_callee_size_and_time): New function.
4363         (remap_predicate): New function.
4364         (inline_merge_summary): New function.
4365         (do_estimate_edge_time): New function based on...
4366         (estimate_edge_time): ... this one.
4367         (do_estimate_edge_growth): New function.
4368         (do_estimate_growth): New function based on....
4369         (estimate_growth): ... this one.
4370         (inline_analyze_function): Analyze after deciding on jump functions.
4371         (inline_read_section): New function.
4372         (inline_read_summary): Use it.
4373         (inline_write_summary): Write all the new data.
4374         * ipa-prop.c (ipa_get_param_decl_index): Export.
4375         (ipa_lattice_from_jfunc): Move here from ipa-cp.c
4376         * ipa-prop.h (ipa_get_param_decl_index, ipa_lattice_from_jfunc):
4377         Declare.
4378         (ipa_get_lattice): Move here from ipa-cp.c
4379         * Makefile.in (GTFILES): Add ipa-inline.h and ipa-inline-analysis.c
4380         * params.def (PARAM_EARLY_INLINING_INSNS): Set to 11.
4381         * cgraph.h (cgraph_clone_inlined_nodes, compute_inline_parameters,
4382         cgraph_edge_inlinable_p): Remove.
4383         * cgraphunit.c: Include ipainline.h
4384         (cgraph_process_new_functions): Update call of
4385         compute_inline_parameters.
4386
4387 2011-04-22  Richard Guenther  <rguenther@suse.de>
4388
4389         * tree.c (build_int_cst): Properly create canonicalized integer
4390         constants.
4391         (build_int_cst_type): Remove scary comments.
4392
4393 2011-04-22  Xinliang David Li  <davidxl@google.com>
4394
4395         * toplev.c (process_options): Enable -Werror=coverage-mismatch
4396         by default when -Wno-error is not specified.
4397         * opts-global.c (decode_options): Remove call to
4398         control_warning_options.
4399
4400 2011-04-22  Jakub Jelinek  <jakub@redhat.com>
4401
4402         PR tree-optimization/48717
4403         * tree-ssa-forwprop.c (associate_plusminus): For A + ~A and
4404         ~A + A optimizations use build_int_cst_type instead of build_int_cst.
4405
4406 2011-04-22  Joseph Myers  <joseph@codesourcery.com>
4407
4408         * config/bfin/bfin-protos.h (Mmode): Don't define.  Expand
4409         definition where used.
4410
4411 2011-04-22  Jakub Jelinek  <jakub@redhat.com>
4412
4413         PR c/48716
4414         * gimplify.c (gimplify_bind_expr): Mark as GOVD_LOCAL also
4415         TREE_STATIC variables declared inside of some OpenMP construct.
4416
4417 2011-04-22  Martin Jambor  <mjambor@suse.cz>
4418
4419         PR middle-end/48585
4420         * tree-inline.c (copy_bb): Create new edges only for analyzed nodes.
4421
4422 2011-04-22  Alexander Monakov  <amonakov@ispras.ru>
4423
4424         PR c/36750
4425         * c-typeck.c (pop_init_level): Do not warn about initializing
4426         with ` = {0}'.
4427
4428 2011-04-22  Alan Modra  <amodra@gmail.com>
4429
4430         * config/rs6000/rs6000.c (rs6000_function_arg): Remove CALL_LIBCALL
4431         when returning call_cookie.
4432         (rs6000_function_ok_for_sibcall): Allow sibcalls via function
4433         pointers, to functions with no more vector args than the current
4434         function, and some non-local calls for ABI_V4.
4435         * config/rs6000/rs6000.md (sibcall_nonlocal_aix32,
4436         sibcall_nonlocal_aix64): Combine to ..
4437         (sibcall_nonlocal_aix<mode>): ..this.  Handle function pointer calls.
4438         (sibcall_value_nonlocal_aix32, sibcall_value_nonlocal_aix64): Combine..
4439         (sibcall_value_nonlocal_aix<mode>): ..likewise.
4440         (*sibcall_nonlocal_sysv<mode>): Handle function pointer calls.
4441         (sibcall_value_nonlocal_sysv<mode>): Likewise.  Correct call cookie
4442         operand.
4443         * config/rs6000/darwin.md (sibcall_nonlocal_darwin64,
4444         sibcall_value_nonlocal_darwin64, sibcall_symbolic_64,
4445         sibcall_value_symbolic_64): Delete.
4446
4447 2011-04-21  Xinliang David Li  <davidxl@google.com>
4448
4449         * cgraph.h: Remove pid.
4450         * cgraph.c: Remove pid.
4451         * value-prof.c (init_node_map): New function.
4452         (del_node_map): New function.
4453         (find_func_by_funcdef_no): New function.
4454         (gimple_ic_transform): Call new function.
4455         * cgraphunit.c (cgraph_finalize_function): Remove pid.
4456         * function.c (get_last_funcdef_no): New function.
4457         * function.h (get_last_funcdef_no): New function.
4458         * tree-profile.c (gimple_gen_ic_func_profiler): Pass funcdef_no
4459         to libgcov function.
4460         (tree-profiling): Call node map init and delete function.
4461
4462 2011-04-21  Ian Lance Taylor  <iant@google.com>
4463
4464         * godump.c (go_format_type): Use exported Go name for anonymous
4465         field name.
4466
4467 2011-04-21  Nathan Froyd  <froydnj@codesourcery.com>
4468
4469         * config/frv/frv.c (frv_init_builtins): Delete `endlink' variable.
4470         Call builtin_function_type_list instead of builtin_function_type.
4471         (UNARY, BINARY, TRINARY, QUAD): Likewise.
4472
4473 2011-04-21  Nathan Froyd  <froydnj@codesourcery.com>
4474
4475         * config/arm/arm.c (arm_init_iwmmxt_builtins): Call
4476         build_function_type_list instead of build_function_type.
4477         Delete variable `endlink'.
4478
4479 2011-04-21  Nathan Froyd  <froydnj@codesourcery.com>
4480
4481         * config/s390/s390.c (s390_init_builtins): Call
4482         build_function_type_list instead of build_function_type.
4483
4484 2011-04-21  Nathan Froyd  <froydnj@codesourcery.com>
4485
4486         * config/ia64/ia64.c (ia64_init_builtins): Call
4487         build_function_type_list instead of builtin_function_type.
4488
4489 2011-04-21  Easwaran Raman  <eraman@google.com>
4490
4491         * cfgexpand.c (stack_var): Remove OFFSET...
4492         (add_stack_var): ...and its reference here...
4493         (expand_stack_vars): ...and here.
4494         (stack_var_cmp): Sort by descending order of size.
4495         (partition_stack_vars): Change heuristic.
4496         (union_stack_vars): Fix to reflect changes in partition_stack_vars.
4497         (dump_stack_var_partition): Add newline after each partition.
4498
4499 2011-04-21  Dimitrios Apostolou  <jimis@gmx.net>
4500             Jeff Law  <law@redhat.com>
4501
4502         * gengtype-state.c (read_a_state_token): Fix argument to obstack_free.
4503         * gengtype.c (matching_file_name_substitute): Likewise.
4504
4505 2011-04-21  Richard Guenther  <rguenther@suse.de>
4506
4507         PR lto/48703
4508         * tree.c (free_lang_data_in_decl): Do not zero TREE_TYPE of DECL_NAME.
4509
4510 2011-04-21  Eric Botcazou  <ebotcazou@adacore.com>
4511
4512         * gimple.c (walk_gimple_op) <GIMPLE_CALL>: Fix couple of oversights.
4513
4514 2011-04-21  Richard Guenther  <rguenther@suse.de>
4515
4516         * Makefile.in (site.exp): Do not use tmp0 but site.tmp as temporary
4517         file name.
4518
4519 2011-04-21  Richard Guenther  <rguenther@suse.de>
4520
4521         * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
4522         MEM_REF and TARGET_MEM_REF, do not care about INDIRECT_REFs.
4523         Use DECL_P, not SSA_VAR_P.
4524         (ptr_derefs_may_alias_p): Likewise.
4525         (ptr_deref_may_alias_ref_p_1): Likewise.
4526         (decl_refs_may_alias_p): Likewise.
4527         (refs_may_alias_p_1): Likewise.
4528         (ref_maybe_used_by_call_p_1): Likewise.
4529         (call_may_clobber_ref_p_1): Likewise.
4530         (indirect_ref_may_alias_decl_p): Assume indirect refrences
4531         are either MEM_REF or TARGET_MEM_REF.
4532         (indirect_refs_may_alias_p): Likewise.
4533         * calls.c (emit_call_1): Build a MEM_REF instead of an INDIRECT_REF
4534         for MEM_EXPR of indirect calls.
4535
4536 2011-04-21  Tristan Gingold  <gingold@adacore.com>
4537
4538         * vmsdbgout.c (write_srccorr): Compute file length from the string.
4539         (dst_file_info_struct): Remove flen field.
4540         (lookup_filename): Remove code that set flen field.
4541
4542 2011-04-21  Tristan Gingold  <gingold@adacore.com>
4543
4544         * config/ia64/ia64.c (ia64_start_function): Add a guard.
4545
4546 2011-04-21  Uros Bizjak  <ubizjak@gmail.com>
4547
4548         PR target/48708
4549         * config/i386/i386.c (ix86_expand_vector_set) <V2DImode>: Generate
4550         vec_extract and vec_concat for non-SSE4_1 targets.
4551
4552 2011-04-21  Richard Guenther  <rguenther@suse.de>
4553
4554         * tree-ssa-alias.c (ref_maybe_used_by_stmt_p): Handle
4555         return statements.
4556
4557 2011-04-21  Joseph Myers  <joseph@codesourcery.com>
4558
4559         * config/i386/cygming.h (union tree_node, TREE): Don't define or
4560         undefine.
4561         (FILE): Don't undefine.
4562
4563 2011-04-21  Joseph Myers  <joseph@codesourcery.com>
4564
4565         * config/alpha/alpha.c (struct machine_function): Use rtx, not
4566         struct rtx_def *.
4567         * config/bfin/bfin.h (bfin_cc_rtx, bfin_rets_rtx): Use rtx, not
4568         struct rtx_def *.
4569         * config/cris/cris-protos.h (STDIO_INCLUDED): Don't define.
4570         * config/h8300/h8300.h (struct cum_arg): Use rtx, not struct rtx_def *.
4571         * config/iq2000/iq2000.h (struct iq2000_args): Use rtx, not struct
4572         rtx_def *.
4573         * config/m32c/m32c-protos.h (MM, UINT): Don't define.  Expand
4574         definitions where used.
4575         * config/microblaze/microblaze.h (struct microblaze_args): Use
4576         rtx, not struct rtx_def *.
4577         * config/pa/pa-protos.h (return_addr_rtx): Use rtx, not struct
4578         rtx_def *.
4579         * config/pa/pa.h (hppa_pic_save_rtx): Use rtx, not struct rtx_def *.
4580         * config/pdp11/pdp11.h (cc0_reg_rtx): Use rtx, not struct rtx_def *.
4581         * config/sh/sh-protos.h (sfunc_uses_reg, get_fpscr_rtx): Use rtx,
4582         not struct rtx_def *.
4583         * config/sh/sh.h (sh_compare_op0, sh_compare_op1): Use rtx, not
4584         struct rtx_def *.
4585         * config/spu/spu-protos.h (spu_float_const): Use rtx, not struct
4586         rtx_def *.
4587         * config/spu/spu.c (spu_float_const): Use rtx, not struct rtx_def *.
4588
4589 2011-04-21  Richard Sandiford  <richard.sandiford@linaro.org>
4590
4591         * tree-vect-data-refs.c (vect_drs_dependent_in_basic_block): Use
4592         operand_equal_p to compare DR_BASE_ADDRESSes.
4593         (vect_check_interleaving): Likewise.
4594
4595 2011-04-21  Richard Sandiford  <richard.sandiford@linaro.org>
4596
4597         PR target/46329
4598         * config/arm/arm.c (arm_legitimate_constant_p_1): Return false
4599         for all Neon struct constants.
4600
4601 2011-04-21  Richard Sandiford  <richard.sandiford@linaro.org>
4602
4603         * target.def (legitimate_constant_p): New hook.
4604         * doc/tm.texi.in (LEGITIMATE_CONSTANT_P): Replace with...
4605         (TARGET_LEGITIMATE_CONSTANT_P): ...this.
4606         * doc/tm.texi: Regenerate.
4607         * hooks.h (hook_bool_mode_rtx_true): Declare.
4608         * hooks.c (hook_bool_mode_rtx_true): Define.
4609         * system.h (LEGITIMATE_CONSTANT_P): Poison.
4610         * calls.c (precompute_register_parameters): Replace uses of
4611         LEGITIMATE_CONSTANT_P with targetm.legitimate_constant_p.
4612         (emit_library_call_value_1): Likewise.
4613         * expr.c (move_block_to_reg, can_store_by_pieces, emit_move_insn)
4614         (compress_float_constant, emit_push_insn, expand_expr_real_1): Likewise.
4615         * ira-costs.c (scan_one_insn): Likewise.
4616         * recog.c (general_operand, immediate_operand): Likewise.
4617         * reload.c (find_reloads_toplev, find_reloads_address_part): Likewise.
4618         * reload1.c (init_eliminable_invariants): Likewise.
4619
4620         * config/alpha/alpha-protos.h (alpha_legitimate_constant_p): Add a
4621         mode argument.
4622         * config/alpha/alpha.h (LEGITIMATE_CONSTANT_P): Delete.
4623         * config/alpha/alpha.c (alpha_legitimate_constant_p): Add a mode
4624         argument.
4625         (TARGET_LEGITIMATE_CONSTANT_P): Define.
4626         * config/alpha/predicates.md (input_operand): Update call to
4627         alpha_legitimate_constant_p.
4628
4629         * config/arm/arm-protos.h (arm_cannot_force_const_mem): Delete.
4630         * config/arm/arm.h (ARM_LEGITIMATE_CONSTANT_P): Likewise.
4631         (THUMB_LEGITIMATE_CONSTANT_P, LEGITIMATE_CONSTANT_P): Likewise.
4632         * config/arm/arm.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
4633         (arm_legitimate_constant_p_1, thumb_legitimate_constant_p)
4634         (arm_legitimate_constant_p): New functions.
4635         (arm_cannot_force_const_mem): Make static.
4636
4637         * config/avr/avr.h (LEGITIMATE_CONSTANT_P): Delete.
4638
4639         * config/bfin/bfin-protos.h (bfin_legitimate_constant_p): Delete.
4640         * config/bfin/bfin.h (LEGITIMATE_CONSTANT_P): Delete.
4641         * config/bfin/bfin.c (expand_move): Use targetm.legitimate_constant_p
4642         instead of bfin_legitimate_constant_p.
4643         (bfin_legitimate_constant_p): Make static.  Add a mode argument.
4644         (TARGET_LEGITIMATE_CONSTANT_P): Define.
4645
4646         * config/cris/cris.h (LEGITIMATE_CONSTANT_P): Delete.
4647
4648         * config/fr30/fr30.h (LEGITIMATE_CONSTANT_P): Delete.
4649
4650         * config/frv/frv-protos.h (frv_legitimate_constant_p): Delete.
4651         * config/frv/frv.h (LEGITIMATE_CONSTANT_P): Delete.
4652         * config/frv/frv.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
4653         (frv_legitimate_constant_p): Make static.  Add a mode argument.
4654
4655         * config/h8300/h8300-protos.h (h8300_legitimate_constant_p): Delete.
4656         * config/h8300/h8300.h (LEGITIMATE_CONSTANT_P): Likewise.
4657         * config/h8300/h8300.c (h8300_legitimate_constant_p): Likewise.
4658
4659         * config/i386/i386-protos.h (legitimate_constant_p): Delete.
4660         * config/i386/i386.h (LEGITIMATE_CONSTANT_P): Likewise.
4661         * config/i386/i386.c (legitimate_constant_p): Rename to...
4662         (ix86_legitimate_constant_p): ...this.  Make static.  Add a mode
4663         argument.
4664         (ix86_cannot_force_const_mem): Update accordingly.
4665         (ix86_legitimate_address_p): Likewise.
4666         (TARGET_LEGITIMATE_CONSTANT_P): Define.
4667         * config/i386/i386.md: Update commentary.
4668
4669         * config/ia64/ia64-protos.h (ia64_legitimate_constant_p): Delete.
4670         * config/ia64/ia64.h (LEGITIMATE_CONSTANT_P): Likewise.
4671         * config/ia64/ia64.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
4672         (ia64_legitimate_constant_p): Make static.  Add a mode argument.
4673
4674         * config/iq2000/iq2000.h (LEGITIMATE_CONSTANT_P): Delete.
4675
4676         * config/lm32/lm32-protos.h (lm32_legitimate_constant_p): Delete.
4677         * config/lm32/lm32.h (LEGITIMATE_CONSTANT_P): Likewise.
4678         * config/lm32/lm32.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
4679         (lm32_legitimate_constant_p): Make static.  Add a mode argument.
4680
4681         * config/m32c/m32c-protos.h (m32c_legitimate_constant_p): Delete.
4682         * config/m32c/m32c.h (LEGITIMATE_CONSTANT_P): Likewise.
4683         * config/m32c/m32c.c (m32c_legitimate_constant_p): Likewise.
4684
4685         * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Delete.
4686         * config/m32r/m32r.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
4687         (m32r_legitimate_constant_p): New function.
4688
4689         * config/m68k/m68k-protos.h (m68k_legitimate_constant_p): Declare.
4690         * config/m68k/m68k.h (CONSTANT_ADDRESS_P): Call it instead of
4691         LEGITIMATE_CONSTANT_P.
4692         (LEGITIMATE_CONSTANT_P): Delete.
4693         * config/m68k/m68k.c (m68k_expand_prologue): Call
4694         m68k_legitimate_constant_p instead of LEGITIMATE_CONSTANT_P.
4695         (m68k_legitimate_constant_p): New function.
4696         * config/m68k/m68k.md: Update comments.
4697
4698         * config/mcore/mcore.h (LEGITIMATE_CONSTANT_P): Delete.
4699         * config/mcore/mcore.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
4700         (mcore_legitimate_constant_p): New function.
4701
4702         * config/mep/mep-protos.h (mep_legitimate_constant_p): Delete.
4703         * config/mep/mep.h (LEGITIMATE_CONSTANT_P): Likewise.
4704         * config/mep/mep.c (mep_legitimate_constant_p): Make static.
4705         Add a mode argument.
4706         (mep_legitimate_address): Update accordingly.
4707         (TARGET_LEGITIMATE_CONSTANT_P): Define.
4708
4709         * config/microblaze/microblaze-protos.h (microblaze_const_double_ok):
4710         Delete.
4711         * config/microblaze/microblaze.h (LEGITIMATE_CONSTANT_P): Likewise.
4712         * config/microblaze/microblaze.c (microblaze_const_double_ok): Make
4713         static.  Check OP's mode for VOIDmode.
4714         (microblaze_legitimate_constant_p): New function.
4715         (TARGET_LEGITIMATE_CONSTANT_P): Define.
4716
4717         * config/mips/mips.h (LEGITIMATE_CONSTANT_P): Delete.
4718         * config/mips/mips.c (mips_legitimate_constant_p): New function.
4719         (mips_cannot_force_const_mem): Use it instead of LEGITIMATE_CONSTANT_P.
4720         (TARGET_LEGITIMATE_CONSTANT_P): Define.
4721         * config/mips/predicates.md: Update comments.
4722
4723         * config/mmix/mmix-protos.h (mmix_legitimate_constant_p): Delete.
4724         * config/mmix/mmix.h (LEGITIMATE_CONSTANT_P): Likewise.
4725         * config/mmix/mmix.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
4726         (mmix_legitimate_constant_p): Make static, return a bool, and take
4727         a mode argument.
4728         (mmix_print_operand_address): Update accordingly.
4729
4730         * config/mn10300/mn10300-protos.h (mn10300_legitimate_constant_p):
4731         Delete.
4732         * config/mn10300/mn10300.h (LEGITIMATE_CONSTANT_P): Likewise.
4733         * config/mn10300/mn10300.c (mn10300_legitimate_constant_p): Make
4734         static.  Add a mode argument.
4735         (TARGET_LEGITIMATE_CONSTANT_P): Define.
4736
4737         * config/moxie/moxie.h (LEGITIMATE_CONSTANT_P): Delete.
4738
4739         * config/pa/pa.h (LEGITIMATE_CONSTANT_P): Delete.
4740         * config/pa/pa.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
4741         (pa_legitimate_constant_p): New function.
4742
4743         * config/picochip/picochip.h (LEGITIMATE_CONSTANT_P): Delete.
4744
4745         * config/pdp11/pdp11.h (LEGITIMATE_CONSTANT_P): Delete.
4746         * config/pdp11/pdp11.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
4747         (pdp11_legitimate_constant_p): New function.
4748
4749         * config/rs6000/rs6000.h (LEGITIMATE_CONSTANT_P): Delete.
4750         * config/rs6000/rs6000.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
4751         (rs6000_legitimate_constant_p): New function.
4752
4753         * config/rx/rx-protos.h (rx_is_legitimate_constant): Replace with...
4754         (rx_legitimate_constant_p): ...this.
4755         * config/rx/rx.h (LEGITIMATE_CONSTANT_P): Delete.
4756         * config/rx/rx.c (rx_is_legitimate_constant): Replace with...
4757         (rx_legitimate_constant_p): ...this.
4758         (TARGET_LEGITIMATE_CONSTANT_P): Define.
4759         * config/rx/rx.md (mov<register_modes:mode>): Update accordingly.
4760
4761         * config/s390/s390-protos.h (legitimate_constant_p): Delete.
4762         * config/s390/s390.h (LEGITIMATE_CONSTANT_P): Likewise.
4763         * config/s390/s390.c (legitimate_constant_p): Rename to...
4764         (s390_legitimate_constant_p): ...this.  Make static, return a bool,
4765         and add a mode argument.
4766         (TARGET_LEGITIMATE_CONSTANT_P): Define.
4767
4768         * config/score/score.h (LEGITIMATE_CONSTANT_P): Delete.
4769
4770         * config/sh/sh.h (LEGITIMATE_CONSTANT_P): Delete.
4771         * config/sh/sh.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
4772         (sh_legitimate_constant_p): New function.
4773
4774         * config/sparc/sparc-protos.h (legitimate_constant_p): Delete.
4775         * config/sparc/sparc.h (LEGITIMATE_CONSTANT_P): Delete.
4776         * config/sparc/sparc.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
4777         (legitimate_constant_p): Rename to...
4778         (sparc_legitimate_constant_p): ...this.  Make static.  Add a mode
4779         argument.
4780         (constant_address_p): Update accordingly.
4781
4782         * config/spu/spu-protos.h (spu_legitimate_constant_p): Add a mode
4783         argument and return a bool.
4784         * config/spu/spu.h (LEGITIMATE_CONSTANT_P): Delete.
4785         * config/spu/spu.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
4786         (spu_legitimate_constant_p): Add a mode argument and return a bool.
4787         (spu_rtx_costs): Update accordingly.
4788         * config/spu/predicates.md (vec_imm_operand): Likewise.
4789
4790         * config/stormy16/stormy16.h (LEGITIMATE_CONSTANT_P): Delete.
4791
4792         * config/v850/v850.h (LEGITIMATE_CONSTANT_P): Delete.
4793         * config/v850/v850.c (v850_legitimate_constant_p): New function.
4794         (TARGET_LEGITIMATE_CONSTANT_P): Define.
4795
4796         * config/vax/vax-protos.h (legitimate_constant_p): Delete.
4797         * config/vax/vax.h (LEGITIMATE_CONSTANT_P): Likewise.
4798         * config/vax/vax.c (legitimate_constant_p): Likewise.
4799
4800         * config/xtensa/xtensa.h (LEGITIMATE_CONSTANT_P): Delete.
4801         * config/xtensa/xtensa.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
4802         (xtensa_legitimate_constant_p): New function.
4803
4804 2011-04-21  Richard Sandiford  <richard.sandiford@linaro.org>
4805
4806         * target.def (cannot_force_const_mem): Add a mode argument.
4807         * doc/tm.texi.in (TARGET_CANNOT_FORCE_CONST_MEM): Update accordingly.
4808         * doc/tm.texi: Regenerate.
4809         * hooks.h (hook_bool_mode_rtx_false): Declare.
4810         * hooks.c (hook_bool_mode_const_rtx_false): Fix commentary.
4811         (hook_bool_mode_const_rtx_true): Likewise.
4812         (hook_bool_mode_rtx_false): New function.
4813         * reload.c (CONST_POOL_OK_P): Take a mode argument and require it
4814         to be non-VOID.  Update call to cannot_force_const_mem.
4815         (find_reloads): Update accordingly.
4816         * varasm.c (force_const_mem): Update call to cannot_force_const_mem.
4817         * config/alpha/alpha.c (alpha_cannot_force_const_mem): Add a mode
4818         argument.
4819         * config/arm/arm-protos.h (arm_cannot_force_const_mem): Likewise.
4820         * config/arm/arm.h (LEGITIMATE_CONSTANT_P): Update call.
4821         * config/arm/arm.c (arm_cannot_force_const_mem): Add a mode argument.
4822         * config/bfin/bfin.c (bfin_cannot_force_const_mem): Likewise.
4823         * config/frv/frv.c (frv_cannot_force_const_mem): Likewise.
4824         * config/i386/i386.c (ix86_cannot_force_const_mem): Likewise.
4825         * config/ia64/ia64.c (ia64_cannot_force_const_mem): Likewise.
4826         * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to...
4827         (m68k_cannot_force_const_mem): ...this new function.
4828         * config/mips/mips.c (mips_cannot_force_const_mem): Add a mode
4829         argument.
4830         (mips_const_insns, mips_legitimize_const_move): Update calls.
4831         (mips_secondary_reload_class): Likewise.
4832         * config/pa/pa.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to...
4833         (pa_cannot_force_const_mem): ...this new function.
4834         * config/rs6000/rs6000.c (TARGET_CANNOT_FORCE_CONST_MEM): Reefine to...
4835         (rs6000_cannot_force_const_mem): ...this new function.
4836         * config/s390/s390.c (s390_cannot_force_const_mem): Add a mode
4837         argument.
4838         * config/sparc/sparc.c (sparc_cannot_force_const_mem): Likewise.
4839         * config/xtensa/xtensa.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine
4840         to...
4841         (xtensa_cannot_force_const_mem): ...this new function.
4842
4843 2011-04-20  Nathan Froyd  <froydnj@codesourcery.com>
4844
4845         * config/mips/mips.c (mips16_build_function_stub): Call
4846         build_function_type_list instead of build_function_type.
4847         (mips16_build_call_stub): Likewise.
4848
4849 2011-04-20  Nathan Froyd  <froydnj@codesourcery.com>
4850
4851         * config/mep/mep.c (mep_init_builtins): Call build_function_type_list
4852         instead of build_function_type.
4853
4854 2011-04-20  Nathan Froyd  <froydnj@codesourcery.com>
4855
4856         * config/pa/pa.c (pa_init_builtins): Call build_function_type_list
4857         instead of build_function_type.
4858
4859 2011-04-20  Uros Bizjak  <ubizjak@gmail.com>
4860
4861         PR target/48678
4862         * config/i386/i386.md (insv): Change operand 0 constraint to
4863         "register_operand".  Change operand 1 and 2 constraint to
4864         "const_int_operand".  Expand to pinsr{b,w,d,q} * when appropriate.
4865         * config/i386/sse.md (sse4_1_pinsrb): Export.
4866         (sse2_pinsrw): Ditto.
4867         (sse4_1_pinsrd): Ditto.
4868         (sse4_1_pinsrq): Ditto.
4869         * config/i386/i386-protos.h (ix86_expand_pinsr): Add prototype.
4870         * config/i386/i386.c (ix86_expand_pinsr): New.
4871
4872 2011-04-20  Easwaran Raman  <eraman@google.com>
4873
4874         * cfgexpand.c (add_alias_set_conflicts): Add conflicts with a variable
4875         containing union type only with -fstrict-aliasing.
4876
4877 2011-04-20  Jim Meyering  <meyering@redhat.com>
4878
4879         Remove useless if-before-free tests.
4880         * calls.c (expand_call, save_area): Likewise.
4881         * cfgcleanup.c (try_forward_edges): Likewise.
4882         * collect2.c (collect_execute): Likewise.
4883         * config/i386/i386.c (ix86_valid_target_attribute_tree): Likewise.
4884         * config/mcore/mcore.c (mcore_expand_prolog): Likewise.
4885         * coverage.c (coverage_checksum_string): Likewise.
4886         * cse.c (init_cse_reg_info, delete_trivially_dead_insns): Likewise.
4887         * cselib.c (cselib_init): Likewise.
4888         * df-core.c (rest_of_handle_df_finish, df_analyze): Likewise.
4889         (df_set_clean_cfg): Likewise.
4890         * function.c (free_after_compilation): Likewise.
4891         * gcc.c (do_spec_1, main): Likewise.
4892         * gcov.c (create_file_names): Likewise.
4893         * gensupport.c (identify_predicable_attribute): Likewise.
4894         * graphite-clast-to-gimple.c (save_clast_name_index): Likewise.
4895         * graphite-sese-to-poly.c (free_data_refs_aux): Likewise.
4896         * haifa-sched.c (haifa_finish_h_i_d): Likewise.
4897         * ipa-prop.c (ipa_free_node_params_substructures): Likewise.
4898         * ipa-pure-const.c (local_pure_const): Likewise.
4899         * ipa-reference.c (propagate): Likewise.
4900         * ira-costs.c (free_ira_costs): Likewise.
4901         * ira.c (free_register_move_costs, build_insn_chain): Likewise.
4902         * matrix-reorg.c (mat_free): Likewise.
4903         * prefix.c (get_key_value): Likewise.
4904         * profile.c (compute_value_histograms): Likewise.
4905         * reload1.c (free_reg_equiv): Likewise.
4906         * sched-deps.c (free_deps): Likewise.
4907         * sel-sched-ir.c (fence_clear): Likewise.
4908         * sese.c (set_rename, if_region_set_false_region): Likewise.
4909         * tree-data-ref.c (free_rdg): Likewise.
4910         * tree-eh.c (lower_try_finally): Likewise.
4911         * tree-ssa-coalesce.c (delete_coalesce_list): Likewise.
4912         * tree-ssa-live.c (delete_var_map): Likewise.
4913         * tree-ssa-loop-ivopts.c (free_loop_data): Likewise.
4914         * tree-ssa-pre.c (phi_trans_add): Likewise.
4915
4916 2011-04-20  Jakub Jelinek  <jakub@redhat.com>
4917
4918         PR tree-optimization/48611
4919         * tree-eh.c (note_eh_region_may_contain_throw): Don't propagate
4920         beyond ERT_MUST_NOT_THROW region.
4921
4922 2011-04-20  Catherine Moore  <clm@codesourcery.com>
4923
4924         * config/mips/mips.opt (mfix-24k): New.
4925         * config/mips/mips.h (ASM_SPEC): Handle -mfix-24k.
4926         * config/mips/mips.md (length): Increase by 4 for stores if
4927         fixing 24K errata.
4928         * config/mips/mips.c (mips_reorg_process_insns): Do not allow
4929         all noreorder if fixing 24K errata.
4930         * doc/invoke.texi: Document mfix-24k.
4931
4932 2011-04-20  Chung-Lin Tang  <cltang@codesourcery.com>
4933
4934         * config/arm/arm.c (arm_legitimize_reload_address): For NEON
4935         quad-word modes, reduce to 9-bit index range when above 1016 limit.
4936
4937 2011-04-20  Andrew Stubbs  <ams@codesourcery.com>
4938
4939         * config/arm/arm.c (arm_gen_constant): Move movw support ....
4940         (const_ok_for_op): ... to here.
4941
4942 2011-04-20  Kai Tietz  <ktietz@redhat.com>
4943
4944         * fold-const.c (fold_binary_loc): Add handling for (X & ~Y) | (~X & Y)
4945         and (X && !Y) | (!X && Y) optimization to (X ^ Y).
4946
4947 2011-04-20  Andrew Stubbs  <ams@codesourcery.com>
4948
4949         * config/arm/arm.c (arm_gen_constant): Remove redundant can_invert.
4950
4951 2011-04-20  Richard Guenther  <rguenther@suse.de>
4952
4953         PR tree-optimization/47892
4954         * tree-if-conv.c (if_convertible_stmt_p): Const builtins
4955         are if-convertible.
4956
4957 2011-04-20  Eric Botcazou  <ebotcazou@adacore.com>
4958
4959         * config/alpha/vms.h (ASM_OUTPUT_ADDR_DIFF_ELT): Do not redefine.
4960
4961 2011-04-20  Tristan Gingold  <gingold@adacore.com>
4962
4963         * config/alpha/vms.h (LINK_SPEC): Do not use vms-dwarf2.o for gnu-ld.
4964
4965 2011-04-20  Georg-Johann Lay  <avr@gjlay.de>
4966
4967         PR target/18145
4968
4969         * config/avr/avr.h (TARGET_ASM_INIT_SECTIONS): Delete.
4970         (ASM_OUTPUT_COMMON, ASM_OUTPUT_LOCAL): Delete.
4971         (ASM_OUTPUT_ALIGNED_DECL_COMMON): Define.
4972         (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Define.
4973         (TARGET_ASM_NAMED_SECTION): Change to avr_asm_named_section.
4974
4975         * config/avr/avr-protos.h (avr_asm_output_aligned_common):
4976         New prototype.
4977
4978         * config/avr/avr.c (TARGET_ASM_INIT_SECTIONS): Define.
4979         (avr_asm_named_section, avr_asm_output_aligned_common,
4980         avr_output_data_section_asm_op, avr_output_bss_section_asm_op):
4981         New functions to update...
4982         (avr_need_clear_bss_p, avr_need_copy_data_p): ...these new variables.
4983         (avr_asm_init_sections): Overwrite section callbacks for
4984         data_section, bss_section.
4985         (avr_file_start): Move output of __do_copy_data, __do_clear_bss
4986         from here to...
4987         (avr_file_end): ...here.
4988
4989 2011-04-20  Richard Guenther  <rguenther@suse.de>
4990
4991         PR middle-end/48695
4992         * tree-ssa-alias.c (aliasing_component_refs_p): Compute base
4993         objects and types here.  Adjust for their offset before comparing.
4994
4995 2011-04-20  Richard Sandiford  <richard.sandiford@linaro.org>
4996
4997         * tree-vect-stmts.c (vectorizable_store): Only chain one related
4998         statement per copy.
4999
5000 2011-04-20  Richard Sandiford  <richard.sandiford@linaro.org>
5001
5002         * Makefile.in (INTERNAL_FN_DEF, INTERNAL_FN_H): Define.
5003         (GIMPLE_H): Include $(INTERNAL_FN_H).
5004         (OBJS-common): Add internal-fn.o.
5005         (internal-fn.o): New rule.
5006         * internal-fn.def: New file.
5007         * internal-fn.h: Likewise.
5008         * internal-fn.c: Likewise.
5009         * gimple.h: Include internal-fn.h.
5010         (GF_CALL_INTERNAL): New gf_mask.
5011         (gimple_statement_call): Put fntype into a union with a new
5012         internal_fn field.
5013         (gimple_build_call_internal): Declare.
5014         (gimple_build_call_internal_vec): Likewise.
5015         (gimple_call_same_target_p): Likewise.
5016         (gimple_call_internal_p): New function.
5017         (gimple_call_internal_fn): Likewise.
5018         (gimple_call_fntype): Return null for internal calls.
5019         (gimple_call_set_fntype): Assert that the function is not internal.
5020         (gimple_call_set_fn): Likewise.
5021         (gimple_call_set_fndecl): Likewise.
5022         (gimple_call_set_internal_fn): New function.
5023         (gimple_call_addr_fndecl): Handle null functions.
5024         (gimple_call_return_type): Likewise null types.
5025         * gimple.c (gimple_build_call_internal_1): New function.
5026         (gimple_build_call_internal): Likewise.
5027         (gimple_build_call_internal_vec): Likewise.
5028         (gimple_call_same_target_p): Likewise.
5029         (gimple_call_flags): Handle calls to internal functions.
5030         (gimple_call_fnspec): New function.
5031         (gimple_call_arg_flags, gimple_call_return_flags): Use it.
5032         (gimple_has_side_effects): Handle null functions.
5033         (gimple_rhs_has_side_effects): Likewise.
5034         (gimple_call_copy_skip_args): Handle calls to internal functions.
5035         * cfgexpand.c (expand_call_stmt): Likewise.
5036         * expr.c (expand_expr_real_1): Assert that the call isn't internal.
5037         * gimple-fold.c (gimple_fold_call): Handle null functions.
5038         (gimple_fold_stmt_to_constant_1): Don't fold
5039         calls to internal functions.
5040         * gimple-low.c (gimple_check_call_args): Handle calls to internal
5041         functions.
5042         * gimple-pretty-print.c (dump_gimple_call): Likewise.
5043         * ipa-prop.c (ipa_analyze_call_uses): Handle null functions.
5044         * tree-cfg.c (verify_gimple_call): Handle calls to internal functions.
5045         (do_warn_unused_result): Likewise.
5046         * tree-eh.c (same_handler_p): Use gimple_call_same_target_p.
5047         * tree-ssa-ccp.c (ccp_fold_stmt): Handle calls to internal functions.
5048         * tree-ssa-dom.c (hashable_expr): Use the gimple statement to record
5049         the target of a call.
5050         (initialize_hash_element): Update accordingly.
5051         (hashable_expr_equal_p): Use gimple_call_same_target_p.
5052         (iterative_hash_hashable_expr): Handle calls to internal functions.
5053         (print_expr_hash_elt): Likewise.
5054         * tree-ssa-pre.c (can_value_number_call): Likewise.
5055         (eliminate): Handle null functions.
5056         * tree-ssa-sccvn.c (visit_use): Handle calls to internal functions.
5057         * tree-ssa-structalias.c (get_fi_for_callee): Likewise.
5058         (find_func_aliases): Likewise.
5059         * value-prof.c (gimple_ic_transform): Likewise.
5060         (gimple_indirect_call_to_profile): Likewise.
5061         * lto-streamer-in.c (input_gimple_stmt): Likewise.
5062         * lto-streamer-out.c (output_gimple_stmt): Likewise.
5063
5064 2011-04-19  Jan Hubicka  <jh@suse.cz>
5065
5066         * ipa-inline-transform.c (save_inline_function_body): Add comments.
5067         * ipa-inline.c (inline_small_functions): Compute summaries first,
5068         populate heap later.
5069
5070 2011-04-19  Jan Hubicka  <jh@suse.cz>
5071
5072         * cgraph.h (save_inline_function_body): Remove.
5073         * ipa-inline-transform.c: New file, broke out of...
5074         * ipa-inline.c: ... this one; Update toplevel comment.
5075         (ncalls_inlined, nfunctions_inlined): Move to ipa-inline-transform.c;
5076         make global.
5077         (update_noncloned_frequencies): Move to ipa-inline-transform.c
5078         (cgraph_mark_inline_edge): Rename to inline_call; move to
5079         ipa-inline-transform.c.
5080         (cgraph_clone_inlined_nodes): Rename to clone_inlined_nodes;
5081         move to ipa-inline-transform.c
5082         (recursive_inlining, inline_small_functions, flatten_function,
5083         ipa_inline, inline_always_inline_functions,
5084         early_inline_small_functions): Update.
5085         (inline_transform): Move to ipa-inline-transform.c.
5086         * ipa-inline.h (inline_call, inline_transform, clone_inlined_nodes):
5087         Declare.
5088         * Makefile.in (ipa-inline-transform.o): New file.
5089         * cgraphunit.c (save_inline_function_body): Move to
5090         ipa-inline-transform.c
5091
5092 2011-04-19  DJ Delorie  <dj@redhat.com>
5093
5094         * config/m32c/m32c.c (m32c_emit_epilogue): Don't try to push
5095         registers if we already know there aren't any.
5096         (m32c_emit_epilogue): Don't emit a barrier here.
5097         (m32c_emit_eh_epilogue): Likewise.
5098         * config/m32c/blkmov.md (movstr): Don't fail on wrong-type
5099         operands at expand time.
5100         * config/m32c/m32c.h (WCHAR_TYPE_SIZE): Change to 4 to match "long
5101         int" wchar type.
5102         (REG_CLASS_CONTENTS, reg_class, REG_CLASS_NAMES): Remove
5103         duplicates.  Provide aliases instead.
5104         * config/m32c/prologue.md (eh_return): Emit a barrier here.
5105         (eh_epilogue): Add a "(return)" here as a hint to other parts of
5106         the compiler.
5107
5108 2011-04-19  Anatoly Sokolov  <aesok@post.ru>
5109
5110         * config/sparc/sparc.h (GENERAL_OR_I64, REGISTER_MOVE_COST): Remove.
5111         * config/sparc/sparc.c (TARGET_REGISTER_MOVE_COST): Define.
5112         (general_or_i64_p, sparc_register_move_cost): New function.
5113
5114 2011-04-19  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
5115
5116         * doc/install.texi (Configuration, --enable-threads): Remove mach.
5117         Add lynx, mipssde.  Sort table.
5118
5119 2011-04-19  Xinliang David Li  <davidxl@google.com>
5120
5121         * ipa-cp.c (ipcp_update_profiling): Assert that scale_completement is
5122         not negative.
5123
5124 2011-04-19  Jakub Jelinek  <jakub@redhat.com>
5125
5126         PR target/48678
5127         * config/i386/i386.md (movstrict<mode>): FAIL if operands[0]
5128         is a SUBREG with non-MODE_INT mode inside of it.
5129
5130 2011-04-19  Martin Jambor  <mjambor@suse.cz>
5131
5132         * ipa-cp.c (ipcp_process_devirtualization_opportunities): Devirtualize
5133         also according to actual contants.
5134         * gimple-fold.c (gimple_extract_devirt_binfo_from_cst): New function.
5135         (gimple_fold_call): Use it.
5136         * gimple.h (gimple_extract_devirt_binfo_from_cst): Declare.
5137
5138 2011-04-19  Martin Jambor  <mjambor@suse.cz>
5139
5140         * ipa-prop.c (stmt_may_be_vtbl_ptr_store): Return false for scalar
5141         non-pointer assignments.
5142
5143 2011-04-19  Martin Jambor  <mjambor@suse.cz>
5144
5145         * ipa-cp.c (ipcp_process_devirtualization_opportunities): Take into
5146         account anc_offset and otr_type from the indirect edge info.
5147         * ipa-prop.c (get_ancestor_addr_info): New function.
5148         (compute_complex_ancestor_jump_func): Assignment analysis moved to
5149         get_ancestor_addr_info, call it.
5150         (ipa_note_param_call): Do not initialize information about polymorphic
5151         calls, return the indirect call graph edge.  Remove the last
5152         parameter, adjust all callers.
5153         (ipa_analyze_virtual_call_uses): Process also calls to ancestors of
5154         parameters.  Initialize polymorphic information in the indirect edge.
5155
5156 2011-04-19  Eric Botcazou  <ebotcazou@adacore.com>
5157
5158         PR lto/48148
5159         * gimple.c (gimple_types_compatible_p_1) <ENUMERAL_TYPE>: Do not merge
5160         the types if they have different enumeration identifiers.
5161
5162 2011-04-19  Jan Hubicka  <jh@suse.cz>
5163
5164         * cgraph.h (cgraph_optimize_for_size_p): Declare.
5165         * ipa-cp.c (ipcp_insert_stage): Use cgraph_optimize_for_size_p.
5166         * predict.c (cgraph_optimize_for_size_p): Break out from ...
5167         (optimize_function_for_size_p) ... here.
5168
5169 2011-04-19  Richard Guenther  <rguenther@suse.de>
5170
5171         PR lto/48207
5172         * tree.c (free_lang_data): Do not reset the decl-assembler-name
5173         langhook.
5174
5175 2011-04-19  Eric Botcazou  <ebotcazou@adacore.com>
5176
5177         * tree-inline.c (expand_call_inline): Do not issue a -Winline warning
5178         if DECL_NO_INLINE_WARNING_P is set on the function.
5179
5180 2011-04-19  Bernd Schmidt  <bernds@codesourcery.com>
5181
5182         PR fortran/47976
5183         * reload1.c (inc_for_reload): Return void. All callers changed.
5184         (emit_input_reload_insns): Don't try to delete previous output
5185         reloads to a register, or record spill_reg_store for autoincs.
5186
5187 2011-04-19  Basile Starynkevitch  <basile@starynkevitch.net>
5188
5189         * gengtype.h: Updated copyright year.
5190         (struct input_file_st): Add inpisplugin field.
5191         (type_fileloc): New function.
5192         * gengtype.c
5193         (write_typed_struct_alloc_def): Add gcc_assert.
5194         (write_typed_alloc_defns): Ditto. Don't output for plugin files.
5195         (write_typed_alloc_defns): Don't output for plugin files.
5196         (input_file_by_name): Clear inpisplugin field.
5197         (main): Set inpisplugin field for plugin files.
5198
5199 2011-04-19  Nicola Pero  <nicola.pero@meta-innovation.com>
5200
5201         * gengtype-state.c (string_eq): New.
5202         (read_state): Use string_eq instead of strcmp when creating the
5203         state_ident_tab.
5204
5205 2011-04-19  Wei Guozhi  <carrot@google.com>
5206
5207         PR target/47855
5208         * config/arm/arm-protos.h (thumb1_legitimate_address_p): New prototype.
5209         * config/arm/arm.c (thumb1_legitimate_address_p): Remove the static
5210         linkage.
5211         * config/arm/constraints.md (Uu): New constraint.
5212         * config/arm/arm.md (*arm_movqi_insn): Compute attr "length".
5213
5214 2011-04-19  Tristan Gingold  <gingold@adacore.com>
5215
5216         * config.gcc (-*-*-*vms): Added.
5217         (alpha64-dec-*vms*,alpha*-dec-*vms*, ia64-hp-*vms*): Common
5218         definitions moved.
5219         * config/vms/vms-ld.c: New file.
5220         * config/vms/vms-ar.c: New file.
5221         * config/vms/t-vmsnative: New file.
5222
5223 2011-04-18  Xinliang David Li  <davidxl@google.com>
5224
5225         * final.c (dump_basic_block_info): Use ASM_COMMENT_START.
5226
5227 2011-04-18  Jakub Jelinek  <jakub@redhat.com>
5228
5229         PR middle-end/48661
5230         * gimple-fold.c (gimple_get_virt_method_for_binfo): Return NULL
5231         if TREE_TYPE (v) is non-NULL.
5232
5233         * gimple-fold.c (gimple_get_virt_method_for_binfo): Renamed from
5234         gimple_get_virt_mehtod_for_binfo.
5235         * gimple.h (gimple_get_virt_method_for_binfo): Likewise.
5236         * ipa-cp.c (ipcp_process_devirtualization_opportunities): Adjust
5237         callers.
5238         * ipa-prop.c (try_make_edge_direct_virtual_call): Likewise.
5239
5240 2011-04-18  Michael Matz  <matz@suse.de>
5241             Steve Ellcey  <sje@cup.hp.com>
5242
5243         * expr.c (expand_expr_real_2) <CASE_CONVERT>: If OP0 is a constant,
5244         use its mode as source mode if it isn't VOIDmode.
5245
5246 2011-04-18  Dennis, CHENG Renquan  <crquan@fedoraproject.org>
5247
5248         * doc/passes.texi: Fill crossref nodes.
5249
5250 2011-04-18  Jim Meyering  <meyering@redhat.com>
5251
5252         Fix doubled-word typos in comments and strings
5253         * config/alpha/vms-unwind.h: s/for for/for/
5254         * config/arm/unwind-arm.h: Likewise.
5255         * config/microblaze/microblaze.c: Likewise.
5256         * config/sh/constraints.md: s/in in/in/
5257         * tree-cfg.c (verify_types_in_gimple_reference): Likewise.
5258
5259 2011-04-18  Uros Bizjak  <ubizjak@gmail.com>
5260
5261         * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): Remove.
5262         (AVX_FLOAT_MODE_P): Ditto.
5263         (AVX128_VEC_FLOAT_MODE_P): Ditto.
5264         (AVX256_VEC_FLOAT_MODE_P): Ditto.
5265         (AVX_VEC_FLOAT_MODE_P): Ditto.
5266         * config/i386/i386.md (UNSPEC_MASKLOAD): Remove.
5267         (UNSPEC_MASKSTORE): Ditto.
5268         * config/i386/sse.md (<sse>_movmsk<ssemodesuffix><avxmodesuffix>):
5269         Merge from <sse>_movmsk<ssemodesuffix> and
5270         avx_movmsk<ssemodesuffix>256.  Use VF mode iterator.
5271         (*sse2_maskmovdqu): Merge with *sse2_maskmovdqu_rex64.  Use P mode
5272         iterator.
5273         (avx_maskload<ssemodesuffix><avxmodesuffix>): New expander.
5274         (avx_maskstore<ssemodesuffix><avxmodesuffix>): Ditto.
5275         (*avx_maskmov<ssemodesuffix><avxmodesuffix>): New insn.
5276
5277 2011-04-18  Jan Hubicka  <jh@suse.cz>
5278
5279         * ipa-inline.c (inline_small_functions): Fix pasto in previous patch.
5280
5281         * ipa-inline.c: Fix comment typos; do not inline gt-ipa-inline.h
5282         (want_inline_function_called_once_p): Break out the logic from
5283         ipa_inline.
5284         (edge_badness): Ensure that profile is not misupdated.
5285         (lookup_recursive_calls): Prioritize by call frequencies.
5286         (inline_small_functions): Move program size estimates here;
5287         actually process whole queue even when unit growth has been
5288         met. (to properly compute inline_failed reasons and for the
5289         case unit size decrease.) Revisit comments on recursive inlining.
5290         (ipa_inline): Remove unit summary code; first inline hot calls
5291         of functions called once, cold calls next.
5292         (order, nnodes): Remove unused variables.
5293         * Makefile.in (ipa-inline.o): No longer depent on ggc files.
5294         (GTFILES): Remove ipa-inline.c
5295         * sel-sched.c (fill_insns): Silence uninitialized var warning.
5296
5297 2011-04-18  Eric Botcazou  <ebotcazou@adacore.com>
5298
5299         * dwarf2out.c (is_redundant_typedef): Add 'inline' to prototype.
5300
5301 2011-04-18  Jie Zhang  <jie@codesourcery.com>
5302             Richard Earnshaw  <rearnsha@arm.com>
5303
5304         * arm.c (neon_builtin_type_bits): Remove.
5305         (typedef enum neon_builtin_mode): New.
5306         (T_MAX): Don't define.
5307         (typedef enum neon_builtin_datum): Remove bits, codes[],
5308         num_vars and base_fcode.  Add mode, code and fcode.
5309         (VAR1, VAR2, VAR3, VAR4, VAR5, VAR6, VAR7, VAR8, VAR9
5310         VAR10): Change accordingly.
5311         (neon_builtin_data[]): Change accordingly
5312         (arm_init_neon_builtins): Change accordingly.
5313         (neon_builtin_compare): Remove.
5314         (locate_neon_builtin_icode): Remove.
5315         (arm_expand_neon_builtin): Change accordingly.
5316
5317         * arm.h (enum arm_builtins): Move to ...
5318         * arm.c (enum arm_builtins): ... here; and rearrange builtin code.
5319
5320         * arm.c (arm_builtin_decl): Declare.
5321         (TARGET_BUILTIN_DECL): Define.
5322         (enum arm_builtins): Correct ARM_BUILTIN_MAX.
5323         (arm_builtin_decls[]): New.
5324         (arm_init_neon_builtins): Store builtin declarations in
5325         arm_builtin_decls[].
5326         (arm_init_tls_builtins): Likewise.
5327         (arm_init_iwmmxt_builtins): Likewise.  Refactor initialization code.
5328         (arm_builtin_decl): New.
5329
5330 2011-04-18  Richard Guenther  <rguenther@suse.de>
5331
5332         * tree.c (upper_bound_in_type): Build properly canonicalized
5333         INTEGER_CSTs.
5334         (lower_bound_in_type): Likewise.
5335
5336 2011-04-18  Richard Guenther  <rguenther@suse.de>
5337
5338         * gimple.h (gimple_call_addr_fndecl): New function.
5339         (gimple_call_fndecl): Use it.
5340         * gimple-fold.c (gimple_fold_call): Fold away OBJ_TYPE_REFs
5341         for direct calls.
5342         * tree-ssa-ccp.c (ccp_fold_stmt): Remove OBJ_TYPE_REF folding.
5343         * tree-ssa-pre.c (eliminate): Also simplify indirect OBJ_TYPE_REFs.
5344
5345 2011-04-18  Richard Guenther  <rguenther@suse.de>
5346
5347         PR middle-end/48650
5348         * tree.c (build_string): STRING_CST is now derived from tree_typed.
5349
5350 2011-04-18  Eric Botcazou  <ebotcazou@adacore.com>
5351
5352         PR lto/48492
5353         * cfgexpand.c (expand_debug_expr) <VAR_DECL>: Return NULL for a
5354         DECL_IN_CONSTANT_POOL without RTL.
5355
5356 2011-04-18  Ulrich Weigand  <ulrich.weigand@linaro.org>
5357             Ira Rosen  <ira.rosen@linaro.org>
5358
5359         PR target/48252
5360         * config/arm/arm.c (neon_emit_pair_result_insn): Swap arguments
5361         to match neon_vzip/vuzp/vtrn_internal.
5362         * config/arm/neon.md (neon_vtrn<mode>_internal): Make both
5363         outputs explicitly dependent on both inputs.
5364         (neon_vzip<mode>_internal, neon_vuzp<mode>_internal): Likewise.
5365
5366 2011-04-18  Jakub Jelinek  <jakub@redhat.com>
5367
5368         PR tree-optimization/48616
5369         * tree-vect-stmts.c (vectorizable_shift): If SLP, determine
5370         whether the shift is by scalar or vector based on whether all SLP
5371         scalar stmts have the same rhs.
5372
5373 2011-04-17  Chung-Lin Tang  <cltang@codesourcery.com>
5374
5375         * config/arm/arm.c (neon_struct_mem_operand): Support POST_INC/PRE_DEC
5376         memory operands.
5377
5378 2011-04-17  Richard Sandiford  <rdsandiford@googlemail.com>
5379
5380         PR target/43700
5381         * config/mips/mips.c (mips_cfun_call_saved_reg_p): Handle global
5382         registers.
5383
5384 2011-04-17  Jan Hubicka  <jh@suse.cz>
5385
5386         * cgrpah.h (struct cgraph_node): Remove finalized_by_frontend.
5387         * cgrpahunit.c (cgraph_finalize_function): Do not set
5388         finalized_by_frontend.
5389         * lto-cgraph.c (lto_output_node, input_overwrite_node): Do not stream
5390         finalized_by_frontend.
5391
5392 2011-04-17  Jan Hubicka  <jh@suse.cz>
5393
5394         * cgraph.c (cgraph_clone_node): Do not handle vtable_method
5395         * cgraph.h (struct cgraph_local_info): Drop vtable_method.
5396         * cgraphunit.c (cgraph_copy_node_for_versioning): Drop vtable_method.
5397         * lto-cgraph.c (lto_output_node, input_overwrite_node): Drop vtable
5398         method.
5399         * gimple-fold.c (can_refer_decl_in_current_unit_p): Mention PR20991 in
5400         gimple-fold.c
5401         * varasm.c (mark_decl_referenced): Drop vtable_method handling code.
5402
5403 2011-04-17  Eric Botcazou  <ebotcazou@adacore.com>
5404
5405         PR lto/48538
5406         * lto-cgraph.c (merge_profile_summaries): Check that lto_file_data
5407         is non-null before accessing it.
5408         (input_cgraph): Remove trailing spaces.
5409
5410 2011-04-17  Revital Eres  <revital.eres@linaro.org>
5411
5412         * params.def (sms-min-sc): New param flag.
5413         * modulo-sched.c (sms_schedule): Use it.
5414         * doc/invoke.texi (sms-min-sc): Document it.
5415
5416 2011-04-17  Jan Hubicka  <jh@suse.cz>
5417
5418         * lto-symtab.c (lto_cgraph_replace_node): When call statement is
5419         present, also set gimple_call_set_cannot_inline.
5420         * ipa-inline.c: Update toplevel comment.
5421         (MAX_TIME): Remove.
5422         (cgraph_clone_inlined_nodes): Fix linebreaks.
5423         (cgraph_check_inline_limits): Restructure to ...
5424         (caller_growth_limits): ... this one; be more tolerant
5425         on growth in nested inline chains; add explanatory comment;
5426         fix stack accounting thinko introduced by previous patch.
5427         (cgraph_default_inline_p): Remove.
5428         (report_inline_failed_reason): New function.
5429         (can_inline_edge_p): New function.
5430         (can_early_inline_edge_p): New function.
5431         (leaf_node_p): Move upwards in file.
5432         (want_early_inline_function_p): New function.
5433         (want_inline_small_function_p): New function.
5434         (want_inline_self_recursive_call_p): New function.
5435         (cgraph_edge_badness): Rename to ...
5436         (edge_badness) ... this one; fix linebreaks.
5437         (update_edge_key): Update call of edge_baddness; add
5438         detailed dump about queue updates.
5439         (update_caller_keys): Use can_inline_edge_p and
5440         want_inline_small_function_p.
5441         (cgraph_decide_recursive_inlining): Rename to...
5442         (recursive_inlining): Use can_inline_edge_p and
5443         want_inline_self_recursive_call_p; simplify and remove no longer
5444         valid FIXME.
5445         (cgraph_set_inline_failed): Remove.
5446         (add_new_edges_to_heap): Use can_inline_edge_p and
5447         want_inline_small_function_p.
5448         (cgraph_decide_inlining_of_small_functions): Rename to ...
5449         (inline_small_functions): ... this one; cleanup; use
5450         can/want predicates; cleanup debug ouput; work edges till fibheap
5451         is exhausted and do not stop once unit growth is reached; remove
5452         later loop processing remaining edges.
5453         (cgraph_flatten): Rename to ...
5454         (flatten_function): ... this one; use can_inline_edge_p
5455         and can_early_inline_edge_p predicates.
5456         (cgraph_decide_inlining): Rename to ...
5457         (ipa_inline): ... this one; remove unreachable nodes before
5458         inlining functions called once; simplify the pass.
5459         (cgraph_perform_always_inlining): Rename to ...
5460         (inline_always_inline_functions): ... this one; use
5461         DECL_DISREGARD_INLINE_LIMITS; use can_inline_edge_p predicate.
5462         (cgraph_decide_inlining_incrementally): Rename to ...
5463         (early_inline_small_functions): ... this one; simplify
5464         using new predicates; cleanup; make dumps prettier.
5465         (cgraph_early_inlining): Rename to ...
5466         (early_inliner): newer inline regular functions into always-inlines;
5467         fix updating of call stmt summaries.
5468         (pass_early_inline): Update for new names.
5469         (inline_transform): Fix formating.
5470         (gate_cgraph_decide_inlining): Rename to ...
5471         (pass_ipa_inline): ... this one.
5472         * ipa-inline.h (inline_summary): Remove disregard_inline_limits.
5473         * ipa-inline-analysis.c (dump_inline_summary): Update.
5474         (compute_inline_parameters): Do not compute disregard_inline_limits;
5475         look for mismatching arguments.
5476         (estimate_growth): Fix handlig of non-trivial self recursion.
5477         (inline_read_summary): Do not read info->disregard_inline_limits.
5478         (inline_write_summary): Do not write info->disregard_inline_limits.
5479         * tree-inline.c (inline_forbidden_into_p, tree_can_inline_p): Remove
5480         and move all checks into can_inline_edge_p predicate; re-enable code
5481         comparing optimization levels.
5482         (expand_call_inline): Do not test inline_forbidden_into_p.
5483         * Makefile.in (ipa-inline.o): Update arguments.
5484
5485 2011-04-17  Revital Eres  <revital.eres@linaro.org>
5486
5487         * ddg.c (free_ddg_all_sccs): Free sccs field in struct ddg_all_sccs.
5488
5489 2011-04-17  Revital Eres  <revital.eres@linaro.org>
5490
5491         * modulo-sched.c (sms_schedule): Avoid unfreed memory when SMS fails.
5492
5493 2011-04-17  Michael Matz  <matz@suse.de>
5494
5495         PR tree-optimization/48622
5496         PR lto/48645
5497         * ipa-inline-analysis.c (inline_read_summary): Read size/time
5498         in same order as they're written.
5499
5500 2011-04-16  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
5501
5502         * config/pa/predicates.md: Reorganize and simplify predicates.
5503         Eliminate duplicate code checks.
5504         (arith_operand): Rename to arith14_operand
5505         (reg_or_ior_operand): Rename to reg_or_cint_ior_operand.
5506         * config/pa/pa.md: Use renamed operands.
5507         * config/pa/pa-protos.h (symbolic_operand): Delete declaration.
5508         (tls_symbolic_operand, function_label_operand, lhs_lshift_cint_operand,
5509         arith11_operand, adddi3_operand, indexed_memory_operand,
5510         symbolic_memory_operand, int11_operand, reg_or_cint_move_operand,
5511         arith5_operand, uint5_operand, pic_label_operand, plus_xor_ior_operator,
5512         borx_reg_operand, shadd_operand, arith_operand, read_only_operand,
5513         move_dest_operand, move_src_operand, prefetch_cc_operand,
5514         prefetch_nocc_operand, and_operand, ior_operand, arith32_operand,
5515         uint32_operand, reg_before_reload_operand, reg_or_0_operand,
5516         reg_or_0_or_nonsymb_mem_operand, pre_cint_operand, post_cint_operand,
5517         div_operand, int5_operand, movb_comparison_operator,
5518         ireg_or_int5_operand, call_operand_address, ior_operand, fp_reg_operand,
5519         arith_double_operand, ireg_operand, lhs_lshift_operand,
5520         pc_or_label_operand, non_hard_reg_operand, eq_neq_comparison_operator,
5521         integer_store_memory_operand): Likewise.
5522         * config/pa/pa.c (adddi3_operand): Move to predicates.md.
5523         (integer_store_memory_operand, read_only_operand,
5524         function_label_operand, borx_reg_operand,
5525         non_hard_reg_operand): Likewise.
5526         (eq_neq_comparison_operator): Delete unused operator.
5527         (legitimize_pic_address): Use VOIDmode for mode argument in calls to
5528         function_label_operand.
5529         (emit_move_sequence): Likewise.
5530
5531 2011-04-16  Uros Bizjak  <ubizjak@gmail.com>
5532
5533         * config/i386/sse.md (sseunpackmode): New mode attribute.
5534         (ssepackmode): Ditto.
5535         (vec_pack_trunc_<mode>): Macroize expander from
5536         vec_pack_trunc_{v8hi,v4si,v2di} using VI248_128 mode iterator.
5537         (vec_unpacks_lo_<mode>): Macroize expander from
5538         vec_unpacks_lo_{v16qi,v8hi,v4si} using VI124_128 mode iterator.
5539         (vec_unpacks_hi_<mode>): Macroize expander from
5540         vec_unpacks_hi_{v16qi,v8hi,v4si} using VI124_128 mode iterator.
5541         (vec_unpacku_lo_<mode>): Macroize expander from
5542         vec_unpacku_lo_{v16qi,v8hi,v4si} using VI124_128 mode iterator.
5543         (vec_unpacku_hi_<mode>): Macroize expander from
5544         vec_unpacks_hi_{v16qi,v8hi,v4si} using VI124_128 mode iterator.
5545         * config/i386/i386.c (ix86_expand_sse_unpack): Merge with
5546         ix86_expand_sse4_unpack.
5547         * config/i386/i386-protos.h (ix86_expand_sse4_unpack): Remove.
5548
5549 2011-04-16  Jan Hubicka  <jh@suse.cz>
5550
5551         * cgraphbuild.c: Include ipa-inline.h.
5552         (reset_inline_failed): Use initialize_inline_failed.
5553         * cgraph.c: Include ipa-inline.h.
5554         (cgraph_create_node_1): Do not initialize estimated_growth.
5555         (initialize_inline_failed): More to ipa-inline-analysis.c
5556         (dump_cgraph_node): Do not dump inline flags.
5557         * cgraph.h (cgraph_local_info): Remove inlineable, versionable
5558         and disregard_inline_limits flags.
5559         (cgrpah_global_info): Remove estimated_stack_size, stack_frame_offset,
5560         time, size, estimated_growth.
5561         * ipa-cp.c (ipcp_versionable_function_p, ipcp_generate_summary):
5562         Update.
5563         * cgraphunit.c (cgraph_decide_is_function_needed): Use
5564         DECL_DISREGARD_INLINE_LIMITS.
5565         (cgraph_analyze_function): Do not initialize
5566         node->local.disregard_inline_limits.
5567         * lto-cgraph.c (lto_output_node, input_overwrite_node): Do not stream
5568         inlinable, versionable and disregard_inline_limits.
5569         * ipa-inline.c (cgraph_clone_inlined_nodes, cgraph_mark_inline_edge,
5570         cgraph_check_inline_limits, cgraph_default_inline_p,
5571         cgraph_edge_badness, update_caller_keys, update_callee_keys,
5572         add_new_edges_to_heap): Update.
5573         (cgraph_decide_inlining_of_small_function): Update; set
5574         CIF_FUNCTION_NOT_INLINABLE for uninlinable functions.
5575         (cgraph_decide_inlining, cgraph_edge_early_inlinable_p,
5576         cgraph_decide_inlining_incrementally): Update.
5577         * ipa-inline.h (inline_summary): Add inlinable, versionable,
5578         disregard_inline_limits, estimated_stack_size, stack_frame_offset,
5579         time, size and estimated_growth parameters.
5580         (estimate_edge_growth): Update.
5581         (initialize_inline_failed): Declare.
5582         * ipa-split.c: Include ipa-inline.h
5583         (execute_split_functions): Update.
5584         * ipa.c (cgraph_postorder): Use DECL_DISREGARD_INLINE_LIMITS.
5585         (cgraph_remove_unreachable_nodes): Do not clear inlinable flag.
5586         (record_cdtor_fn): Use DECL_DISREGARD_INLINE_LIMITS.
5587         * ipa-inline-analysis.c (inline_node_removal_hook): Update; set
5588         estimated_growth to INT_MIN.
5589         (inline_node_duplication_hook): Likewise.
5590         (dump_inline_summary): Dump new fields.
5591         (compute_inline_parameters): Update.
5592         (estimate_edge_time, estimate_time_after_inlining,
5593         estimate_size_after_inlining, estimate_growth, inline_read_summary,
5594         inline_write_summary):
5595         (initialize_inline_failed): Move here from cgraph.c.
5596         * tree-sra.c: Include ipa-inline.h.
5597         (ipa_sra_preliminary_function_checks): Update.
5598         * Makefile.in (cgraph.o, cgraphbuild.o): Add dependency on
5599         ipa-inline.h.
5600
5601 2011-04-16  Uros Bizjak  <ubizjak@gmail.com>
5602
5603         * config/i386/sse.md (V16): New mode iterator.
5604         (VI1, VI8): Ditto.
5605         (AVXMODEQI, AVXMODEDI): Remove.
5606         (sse2, sse3): New mode attribute.
5607         (mov<mode>): Use V16 mode iterator.
5608         (*mov<mode>_internal): Merge with *avx_mov<mode>_internal.
5609         (push<mode>1): Use V16 mode iterator.
5610         (movmisalign<mode>): Ditto.
5611         (<sse>_movu<ssemodesuffix><avxmodesuffix>): Merge from
5612         <sse>_movu<ssemodesuffix> and avx_movu<ssemodesuffix><avxmodesuffix>.
5613         (*<sse>_movu<ssemodesuffix><avxmodesuffix>): Merge from
5614         *<sse>_movu<ssemodesuffix> and *avx_movu<ssemodesuffix><avxmodesuffix>.
5615         (<sse2>_movdqu<avxmodesuffix>): Merge from sse2_movdqu and
5616         avx_movdqu<avxmodesuffix>.
5617         (*<sse2>_movdqu<avxmodesuffix>): Merge from *sse2_movdqu and
5618         *avx_movdqu<avxmodesuffix>.
5619         (<sse3>_lddqu<avxmodesuffix>) Merge from sse3_lddqu and
5620         avx_lddqu<avxmodesuffix>.
5621         (<sse>_movnt<mode>): Merge with avx_movnt<AVXMODEF2P:mode>.
5622         (<sse2>_movnt<mode>): Merge from sse2_movntv2di and
5623         avx_movnt<AVXMODEDI:mode>.
5624         * config/i386/i386.c (ix86_expand_vector_move_misalign): Update for
5625         renamed sse_movups, sse2_movupd and sse2_movdqu patterns.
5626
5627 2011-04-16  Bernd Schmidt  <bernds@codesourcery.com>
5628
5629         PR target/48629
5630         * haifa-sched.c (prune_ready_list, schedule_block): Use
5631         sched_pressure_p rather than flag_sched_pressure.
5632
5633 2011-04-15  Pat Haugen  <pthaugen@us.ibm.com>
5634
5635         * config/rs6000/rs6000.c (call_ABI_of_interest): Call
5636         cgraph_get_node instead of cgraph_get_create_node.
5637
5638 2011-04-15  Jakub Jelinek  <jakub@redhat.com>
5639
5640         * cfgexpand.c (expand_debug_expr): Use
5641         simplify_gen_{unary,binary,ternary} instead of gen_rtx_*.
5642
5643 2011-04-15  Michael Matz  <matz@suse.de>
5644
5645         * tree.h (ALLOCA_FOR_VAR_P): Rename to CALL_ALLOCA_FOR_VAR_P.
5646         * builtins.c (expand_builtin): Use CALL_ALLOCA_FOR_VAR_P.
5647         * function.c (gimplify_parameters): Ditto.
5648         * gimplify.c (gimplify_vla_decl): Ditto.
5649
5650         * gimple.h (enum gf_mask): Add GF_CALL_ALLOCA_FOR_VAR.
5651         (gimple_call_set_alloca_for_var): New inline function.
5652         (gimple_call_alloca_for_var_p): Ditto.
5653         * gimple.c (gimple_build_call_from_tree): Remember
5654         CALL_ALLOCA_FOR_VAR_P state.
5655         * cfgexpand.c (expand_call_stmt): Restore CALL_ALLOCA_FOR_VAR_P state.
5656
5657         * tree-inline.c (inline_forbidden_p_stmt): Don't reject alloca
5658         calls if they were for VLA objects.
5659
5660 2011-04-15  Martin Jambor  <mjambor@suse.cz>
5661
5662         * ipa-prop.c (ipa_analyze_virtual_call_uses): Remove handling
5663         of ADR_EXPRs.
5664
5665 2011-04-15  Martin Jambor  <mjambor@suse.cz>
5666
5667         PR middle-end/48601
5668         * tree-emutls.c (lower_emutls_function_body): Call
5669         cgraph_get_create_node instead of cgraph_get_node.  Do not assert the
5670         result is non-NULL.
5671
5672 2011-04-15  Nicola Pero  <nicola.pero@meta-innovation.com>
5673
5674         * c-decl.c (detect_field_duplicates): Call
5675         objc_detect_field_duplicates instead of objc_get_interface_ivars.
5676
5677 2011-04-15  Nathan Froyd  <froydnj@codesourcery.com>
5678
5679         * gimple.h (gimple_asm_clobbers_memory_p): Declare.
5680         * gimple.c (gimple_asm_clobbers_memory_p): Define.
5681         * ipa-pure-const.c (check_stmt): Call it.
5682         * tree-ssa-operands.c (get_asm_expr_operands): Likewise.
5683
5684 2011-04-15  Richard Guenther  <rguenther@suse.de>
5685
5686         PR tree-optimization/48290
5687         * tree-ssa-copy.c (copy_prop_visit_phi_node): Propagate constants.
5688         Properly decide inhibiting propagation based on the valueized
5689         operand.  Do loop-closed SSA form preserving here ...
5690         (init_copy_prop): ... not here.
5691
5692 2011-04-15  H.J. Lu  <hongjiu.lu@intel.com>
5693
5694         PR target/48612
5695         * config/i386/sse.md (*ieee_smin<mode>3): Switch mnemonics.
5696         (*ieee_smax<mode>3): Likewise.
5697
5698 2011-04-15  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
5699
5700         * config/s390/s390.md (popcountdi2, popcountsi2, popcounthi2):
5701         Replace match_operand with match_dup for the third operand in
5702         these expanders.
5703
5704 2011-04-15  Maxim Kuvyrkov  <maxim@codesourcery.com>
5705
5706         * combine.c (subst, combine_simlify_rtx): Add new argument, use it
5707         to track processing of conditionals.  Update all callers.
5708         (try_combine, simplify_if_then_else): Update.
5709
5710 2011-04-15  Maxim Kuvyrkov  <maxim@codesourcery.com>
5711
5712         * config/m68k/m68k.c (m68k_sched_variable_issue): Handle
5713         -fsched-pressure.
5714
5715 2011-04-15  Georg-Johann Lay  <avr@gjlay.de>
5716
5717         * config/avr/avr.md ("rotl<mode>3",mode=HIDI): Use match_dup
5718         instead of match_operand for operand 3.
5719
5720 2011-04-15  Richard Sandiford  <richard.sandiford@linaro.org>
5721
5722         * recog.h (insn_operand_data): Add an "allows_mem" field.
5723         * genoutput.c (output_operand_data): Initialize it.
5724         * optabs.c (maybe_legitimize_operand_same_code): New function.
5725         (maybe_legitimize_operand): Use it when matching the original
5726         op->value.
5727
5728 2011-04-15  Eric Botcazou  <ebotcazou@adacore.com>
5729
5730         * gimplify.c: Fix issues in comments throughout.
5731         (voidify_wrapper_expr): Fix long line.
5732         (build_stack_save_restore): Likewise.
5733         (gimplify_loop_expr): Likewise.
5734         (gimplify_compound_lval): Likewise.
5735         (gimplify_init_ctor_eval): Likewise.
5736         (gimplify_modify_expr_rhs): Likewise.
5737         (omp_notice_threadprivate_variable): Likewise.
5738
5739 2011-04-15  Eric Botcazou  <ebotcazou@adacore.com>
5740
5741         * cfgexpand.c (expand_call_stmt): Convert the function type to the
5742         original one if this is not a builtin function.
5743
5744 2011-04-14  Jakub Jelinek  <jakub@redhat.com>
5745
5746         PR target/48605
5747         * config/i386/sse.md (sse4_1_insertps): If operands[2] is a MEM,
5748         offset it as needed based on top 2 bits in operands[3], change
5749         MEM mode to SFmode and mask those 2 bits away from operands[3].
5750
5751 2011-04-14  Nicola Pero  <nicola.pero@meta-innovation.com>
5752
5753         * c-parser.c (c_parser_objc_protocol_definition): Updated for
5754         change from objc_declare_protocols() to objc_declare_protocol().
5755
5756 2011-04-14  Uros Bizjak  <ubizjak@gmail.com>
5757
5758         * config/i386/sse.md (sse4_1): New mode attribute.
5759         (<sse4_1>_blend<ssemodesuffix><avxmodesuffix>): Macroize from
5760         avx_blend<ssemodesuffix><avxmodesuffix> and
5761         sse4_1_blend<ssemodesuffix> using VF mode iterator.
5762         (<sse4_1>_blendv<ssemodesuffix><avxmodesuffix>): Macroize from
5763         avx_blendv<ssemodesuffix><avxmodesuffix> and
5764         sse4_1_blendv<ssemodesuffix> using VF mode iterator.
5765         (<sse4_1>_dp<ssemodesuffix><avxmodesuffix>): Macroize from
5766         avx_dp<ssemodesuffix><avxmodesuffix> and
5767         sse4_1_dp<ssemodesuffix> using VF mode iterator.
5768         (sse4_1_mpsadbw): Merge with *avx_mpsadbw.
5769         (sse4_1_packusdw): Merge with *avx_packusdw.
5770         (sse4_1_pblendvb): Merge with *avx_pblendvb.
5771         (sse4_1_pblendw): Merge with *avx_pblendw.
5772         (avx_vtest<ssemodesuffix><avxmodesuffix>): Use VF mode iterator.
5773         (<sse4_1>_round<ssemodesuffix><avxmodesuffix>): Macroize from
5774         avx_round<ssemodesuffix>256 and sse4_1_round<ssemodesuffix> using
5775         VF mode iterator.
5776         (sse4_1_round<ssescalarmodesuffix>): Merge with
5777         *avx_round<ssescalarmodesuffix>.
5778         (aesenc): Merge with *avx_aesenc.
5779         (aesenclast): Merge with *avx_aesenclast.
5780         (aesdec): Merge with *avx_aesdec.
5781         (aesdeclast): Merge with *avx_aesdeclast.
5782         (pclmulqdq): Merge with *pclmulqdq.
5783         * config/i386/predicates.md (reg_not_xmm0_operand_maybe_avx):
5784         New predicate.
5785         (nonimm_not_xmm0_operand_maybe_avx): Ditto.
5786
5787 2011-04-14  H.J. Lu  <hongjiu.lu@intel.com>
5788
5789         PR middle-end/48608
5790         * cfgexpand.c (get_decl_align_unit): Renamed to ...
5791         (align_local_variable): This.  Update DECL_ALIGN.
5792         (add_stack_var): Updated.
5793         (expand_one_stack_var): Likewise.
5794
5795 2011-04-14  Richard Guenther  <rguenther@suse.de>
5796
5797         * tree-ssa-dse.c (struct dse_global_data, struct dse_block_local_data):
5798         Remove.
5799         (dse_initialize_block_local_data, dse_leave_block,
5800         record_voperand_set, get_stmt_uid): Likewise.
5801         (dse_possible_dead_store_p): Allow any kind of killing stmt.
5802         (dse_optimize_stmt): Remove voperand set handling code.
5803         Simplify and improve to handle any kind of killing stmt.
5804         (dse_record_phi): Remove.
5805         (dse_enter_block): Simplify.
5806         (tree_ssa_dse): Likewise.
5807         * tree-ssa-alias.c (stmt_kills_ref_p_1): Handle some builtins.
5808
5809 2011-04-14  Jan Hubicka  <jh@suse.cz>
5810
5811         * cgraph.c (dump_cgraph_node): Do not dump inline summaries.
5812         * cgraph.h (struct inline_summary): Move to ipa-inline.h
5813         (cgraph_local_info): Remove inline_summary.
5814         * ipa-cp.c: Include ipa-inline.h.
5815         (ipcp_cloning_candidate_p, ipcp_estimate_growth,
5816         ipcp_estimate_cloning_cost, ipcp_insert_stage): Use inline_summary
5817         accesor.
5818         * lto-cgraph.c (lto_output_node): Do not stream inline summary.
5819         (input_overwrite_node): Do not set inline summary.
5820         (input_node): Do not stream inline summary.
5821         * ipa-inline.c (cgraph_decide_inlining): Dump inline summaries.
5822         (cgraph_decide_inlining_incrementally): Do not try to estimate overall
5823         growth; we do not have inline parameters computed for that anyway.
5824         (cgraph_early_inlining): After inlining compute call_stmt_sizes.
5825         * ipa-inline.h (struct inline_summary): Move here from ipa-inline.h
5826         (inline_summary_t): New type and VECtor.
5827         (debug_inline_summary, dump_inline_summaries): Declare.
5828         (inline_summary): Use VOCtor.
5829         (estimate_edge_growth): Kill hack computing call stmt size directly.
5830         * lto-section-in.c (lto_section_name): Add inline section.
5831         * ipa-inline-analysis.c: Include lto-streamer.h
5832         (node_removal_hook_holder, node_duplication_hook_holder): New holders
5833         (inline_node_removal_hook, inline_node_duplication_hook): New functions.
5834         (inline_summary_vec): Define.
5835         (inline_summary_alloc, dump_inline_summary, debug_inline_summary,
5836         dump_inline_summaries): New functions.
5837         (estimate_function_body_sizes): Properly compute size/time of outgoing
5838         calls.
5839         (compute_inline_parameters): Alloc inline_summary; do not compute
5840         size/time of incomming calls.
5841         (estimate_edge_time): Avoid missing time summary hack.
5842         (inline_read_summary): Read inline summary info.
5843         (inline_write_summary): Write inline summary info.
5844         (inline_free_summary): Free all hooks and inline summary vector.
5845         * lto-streamer.h: Add LTO_section_inline_summary section.
5846         * Makefile.in (ipa-cp.o, ipa-inline-analysis.o): Update dependencies.
5847         * ipa.c (cgraph_remove_unreachable_nodes): Fix dump file formating.
5848
5849 2011-04-14  Richard Sandiford  <richard.sandiford@linaro.org>
5850
5851         * tree-vectorizer.h (vect_strided_store_supported): Add a
5852         HOST_WIDE_INT argument.
5853         (vect_strided_load_supported): Likewise.
5854         (vect_permute_store_chain): Return void.
5855         (vect_transform_strided_load): Likewise.
5856         (vect_permute_load_chain): Delete.
5857         * tree-vect-data-refs.c (vect_strided_store_supported): Take a
5858         count argument.  Check that the count is a power of two.
5859         (vect_strided_load_supported): Likewise.
5860         (vect_permute_store_chain): Return void.  Update after above changes.
5861         Assert that the access is supported.
5862         (vect_permute_load_chain): Likewise.
5863         (vect_transform_strided_load): Return void.
5864         * tree-vect-stmts.c (vectorizable_store): Update calls after
5865         above interface changes.
5866         (vectorizable_load): Likewise.
5867         (vect_analyze_stmt): Don't check for strided powers of two here.
5868
5869 2011-04-14  Richard Guenther  <rguenther@suse.de>
5870
5871         PR tree-optimization/48590
5872         * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle
5873         BUILT_IN_ALLOCA, BUILT_IN_STACK_SAVE and BUILT_IN_STACK_RESTORE.
5874         (call_may_clobber_ref_p_1): Handle BUILT_IN_ALLOCA and
5875         BUILT_IN_STACK_SAVE.
5876         * tree-ssa-dce.c (propagate_necessity): Handle
5877         BUILT_IN_ALLOCA, BUILT_IN_STACK_SAVE and BUILT_IN_STACK_RESTORE.
5878
5879 2011-04-14  Nicola Pero  <nicola.pero@meta-innovation.com>
5880
5881         * c-parser.c (c_parser_objc_class_declaration): Updated call to
5882         objc_declare_class.
5883
5884 2011-04-14  Richard Guenther  <rguenther@suse.de>
5885
5886         * tree.h (get_object_alignment_1): Declare.
5887         * builtins.c (get_object_alignment_1): Split out worker from ...
5888         (get_object_alignment): ... here.
5889         * fold-const.c (get_pointer_modulus_and_residue): Use
5890         get_object_alignment_1.
5891
5892 2011-04-14  Richard Sandiford  <richard.sandiford@linaro.org>
5893
5894         * tree-vectorizer.h (vect_create_data_ref_ptr): Add an extra
5895         type parameter.
5896         * tree-vect-data-refs.c (vect_create_data_ref_ptr): Add an aggr_type
5897         parameter.  Generalise code to handle arrays as well as vectors.
5898         (vect_setup_realignment): Update accordingly.
5899         * tree-vect-stmts.c (vectorizable_store): Likewise.
5900         (vectorizable_load): Likewise.
5901
5902 2011-04-14  Richard Sandiford  <richard.sandiford@linaro.org>
5903
5904         * tree-vect-stmts.c (vectorizable_load): Allocate and free dr_chain
5905         within the per-copy loop.
5906
5907 2011-04-14  Richard Sandiford  <richard.sandiford@linaro.org>
5908
5909         * tree-vect-stmts.c (vectorizable_load): Print the number of copies
5910         in the dump file.
5911
5912 2011-04-14  Richard Sandiford  <richard.sandiford@linaro.org>
5913
5914         * doc/options.texi (Negative): Explicitly mention that the
5915         Negative chain must be circular.
5916
5917 2011-04-14  Nathan Froyd  <froydnj@codesourcery.com>
5918
5919         * function.h (block_chainon): Declare.
5920         * function.c (block_chainon): Define.
5921
5922 2011-04-14  Anatoly Sokolov  <aesok@post.ru>
5923             Eric Weddington  <eric.weddington@atmel.com>
5924             Georg-Johann Lay  <avr@gjlay.de>
5925
5926         * config/avr/avr.c ("insn-codes.h", "optabs.h", "langhooks.h"):
5927         New Includes
5928         (avr_init_builtins, avr_expand_builtin,
5929         avr_expand_delay_cycles, avr_expand_unop_builtin,
5930         avr_expand_binop_builtin ): New functions.
5931         (avr_builtin_id): New enum
5932         (struct avr_builtin_description): New struct
5933         (bdesc_1arg, bdesc_2arg): New arrays describing some RTL builtins.
5934         (TARGET_INIT_BUILTINS, TARGET_EXPAND_BUILTIN): Define.
5935
5936         * config/avr/avr.md (UNSPEC_FMUL, UNSPEC_FMULS, UNSPEC_FMULSU,
5937         UNSPECV_ENABLE_IRQS, UNSPECV_NOP, UNSPECV_SLEEP, UNSPECV_WDR,
5938         UNSPECV_DELAY_CYCLES): new enumeration values
5939         (UNSPEC_SEI, UNSPEC_CLI): Remove enumeration values
5940         ("enable_interrupt"): Use UNSPECV_ENABLE_IRQS
5941         ("disable_interrupt"): Use UNSPECV_ENABLE_IRQS
5942         ("*rotlqi3_4"): rename insn to "rotlqi3_4"
5943         ("delay_cycles_1", "delay_cycles_2", "delay_cycles_3",
5944         "delay_cycles_4", "nopv", "sleep", "wdr", "fmul", "fmuls",
5945         "fmulsu"): New insns
5946
5947         * config/avr/avr-c.c: fix line endings
5948         (avr_cpu_cpp_builtins): New builtin defines: __BUILTIN_AVR_NOP,
5949         __BUILTIN_AVR_SEI, __BUILTIN_AVR_CLI, __BUILTIN_AVR_WDR,
5950         __BUILTIN_AVR_SLEEP, __BUILTIN_AVR_SWAP,
5951         __BUILTIN_AVR_DELAY_CYCLES, __BUILTIN_AVR_FMUL,
5952         __BUILTIN_AVR_FMULS, __BUILTIN_AVR_FMULSU.
5953
5954         * doc/extend.texi (AVR Built-in Functions): New node
5955         (Target Builtins): Add documentation of AVR
5956         built-in functions.
5957
5958 2011-04-14  Georg-Johann Lay  <avr@gjlay.de>
5959
5960         PR target/44643
5961         * config/avr/avr.c (avr_insert_attributes): Leave TREE_READONLY
5962         alone. Error if non-const data has attribute progmem.
5963
5964 2011-04-13  Nathan Froyd  <froydnj@codesourcery.com>
5965
5966         * tree.h (struct tree_constructor): Include tree_typed instead of
5967         tree_common.
5968         * tree.c (initialize_tree_contains_struct): Mark TS_CONSTRUCTOR as
5969         TS_TYPED instead of TS_COMMON.
5970
5971 2011-04-13  Uros Bizjak  <ubizjak@gmail.com>
5972
5973         * config/i386/sse.md (*sse2_uavgv16qi3): Merge with *avx_uavgv16qi3.
5974         (*sse2_uavgv8hi3): Merge with *avx_uavgv8hi3.
5975         (sse2_psadbw): Merge with *avx_psadbw.
5976         (ssse3_phaddwv8hi3): Merge with *avx_phaddwv8hi3.
5977         (ssse3_phadddv4si3): Merge with *avx_phadddv4si3.
5978         (ssse3_phaddswv8hi3): Merge with *avx_phaddswv8hi3.
5979         (ssse3_phsubwv8hi3): Merge with *avx_phsubwv8hi3.
5980         (ssse3_phsubdv4si3): Merge with *avx_phsubdv4si3.
5981         (ssse3_phsubswv8hi3): Merge with *avx_phsubswv8hi3.
5982         (ssse3_pmaddubsw128): Merge with *avx_pmaddubsw128.
5983         (*ssse3_pmulhrswv8hi3): Merge with *avx_pmulhrswv8hi3.
5984         (ssse3_pshufbv16qi3): Merge with *avx_pshufbv16qi3.
5985         (ssse3_psign<mode>3): Merge with *avx_psign<mode>3.
5986         (ssse3_palignrti): Merge with *avx_palignrti.
5987
5988 2011-04-13  Nathan Froyd  <froydnj@codesourcery.com>
5989
5990         * tree-flow.h (struct gimple_df): Make free_ssanames a VEC.
5991         * tree-ssanames.c (fini_ssanames): VEC_free it.
5992         (make_ssa_name_fn): Update for VECness of free_ssanames.
5993         (release_ssa_name, release_dead_ssa_names): Likewise.
5994         * tree.h (struct tree_ssa_name): Include tree_typed instead of
5995         tree_common.
5996         * tree.c (initialize_tree_contains_struct): Mark TS_SSA_NAME as
5997         TS_TYPED instead of TS_COMMON.
5998
5999 2011-04-13  Nathan Froyd  <froydnj@codesourcery.com>
6000
6001         * postreload-gcse.c (gcse_after_reload_main): Add calls to
6002         statistics_counter_event.
6003         * tree-ssa-copyrename.c (stats): Define.
6004         (rename_ssa_copies): Count coalesced SSA_NAMEs.  Add call to
6005         statistics_counter_event.
6006         * tree-ssa-math-opts.c (reciprocal_stats, sincos_stats): Define.
6007         (bswap_stats, widen_mul_stats): Define.
6008         (insert_reciprocals): Increment rdivs_inserted.
6009         (execute_cse_reciprocals): Zeroize reciprocal_stats.  Increment
6010         rfuncs_inserted.  Add calls to statistics_counter_event.
6011         (execute_cse_sincos_1): Increment inserted.
6012         (execute_cse_sincos): Zeroize sincos_stats.  Add call to
6013         statistics_counter_event.
6014         (execute_optimize_bswap): Zeroize bswap_stats.  Increment fields
6015         of bswap_stats.  Add calls to statistics_counter_event.
6016         (convert_mult_to_widen): Increment widen_mults_inserted.
6017         (convert_plusminus_to_widen): Increment maccs_inserted.
6018         (convert_mult_to_fma): Increment fmas_inserted.
6019         (execute_optimize_widening_mul): Zeroize widen_mul_stats.  Add
6020         calls to statistics_counter_event.
6021
6022 2011-04-13  Vladimir Makarov  <vmakarov@redhat.com>
6023
6024         PR rtl-optimization/48455
6025         * ira-costs.c (find_costs_and_classes): Use i_mem_cost instead of
6026         `temp_costs->mem_cost'.
6027
6028 2011-04-13  Jan Hubicka  <jh@suse.cz>
6029
6030         * ipa-inline.h: New file.
6031         * ipa-inline-analysis.c: New file. Broken out of ...
6032         * ipa-inline.c: ... this file; update toplevel comment;
6033         include ipa-inline.h
6034         (inline_summary): Move to ipa-inline.h
6035         (cgraph_estimate_edge_time): Rename to estimate_edge_time; move to
6036         ipa-inline-analysis.c.
6037         (cgraph_estimate_time_after_inlining): Rename to
6038         estiamte_time_after_inlining; move to ipa-inline-analysis.c
6039         (cgraph_estimate_edge_growth): Move to ipa-inline-analysis.c; rename
6040         to estimate_edge_growth.
6041         (cgraph_estimate_size_after_inlining): Move to ipa-inline-analysis.c;
6042         rename to estimate_size_after_inlining.
6043         (cgraph_mark_inline_edge): Update for new naming convention.
6044         (cgraph_check_inline_limits): Likewise.
6045         (cgraph_edge_badness): Likewise.
6046         (cgraph_decide_recursive_inlining): Likewise.
6047         (cgraph_decide_inlining_of_small_functions): Likewise.
6048         (cgraph_decide_inlining_incrementally): Likewise.
6049         (cgraph_estimate_growth): Rename to estimate_growth; move to
6050         ipa-inline-analysis.c.
6051         (eliminated_by_inlining_prob): Move to ipa-inline-analysis.c.
6052         (estimate_function_body_sizes): Move to ipa-inline-analysis.c.
6053         (compute_inline_parameters): Likewise.
6054         (compute_inline_parameters_for_current): Likewise.
6055         (pass_inline_parameters): Likewise.
6056         (inline_indirect_intraprocedural_analysis): Likewise.
6057         (analyze_function): Rename to inline_analyze_function; likewise.
6058         (add_new_function): Move to ipa-inline-analysis.c.
6059         (inline_generate_summary): Likewise.
6060         (inline_read_summary): Likewise.
6061         (inline_write_summary): Likewise.
6062         * Makefile.in (ipa-inline-analysis.c): New file.
6063
6064 2011-04-13  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
6065
6066         * configure.ac (gcc_cv_as_sparc_gotdata_op): Remove GNU ld check.
6067         * configure: Regenerate.
6068
6069 2011-04-13  Nathan Froyd  <froydnj@codesourcery.com>
6070
6071         * tree.h (struct tree_int_cst, struct real_value): Include tree_typed
6072         instead of tree_common.
6073         (struct tree_fixed_cst, struct tree_string, struct tree_complex):
6074         Likewise.
6075         * tree.c (initialize_tree_contains_struct): Mark such nodes as being
6076         TS_TYPED rather than TS_COMMON.
6077         * print-tree.c (print_node) [STRING_CST]: Don't print TREE_CHAIN.
6078
6079 2011-04-01  Georg-Johann Lay  <avr@gjlay.de>
6080
6081         PR target/45263
6082         * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Don't use
6083         r20 around calls of __tablejump_elpm__
6084
6085 2011-04-13  Jakub Jelinek  <jakub@redhat.com>
6086
6087         PR middle-end/48591
6088         * omp-low.c (expand_omp_atomic_fetch_op): Return false if decl is
6089         NULL.
6090         (expand_omp_atomic_pipeline): Return false if cmpxchg is NULL.
6091
6092 2011-04-13  Bernd Schmidt  <bernds@codesourcery.com>
6093
6094         * dwarf2out.c (struct dw_cfi_struct): Remove member dw_cfi_next.
6095         (dw_cfi_ref): Add DEF_VEC_P and some DEF_VEC_ALLOC_Ps.
6096         (cfi_vec): New typedef.
6097         (struct dw_fde_struct): Make dw_fde_cfi a cfi_vec. Replace
6098         dw_fde_switch_cfi with an integer dw_fde_switch_cfi_index.
6099         (cie_cfi_vec): New static variable.
6100         (cie_cfi_head): Delete.
6101         (add_cfi): Accept a cfi_vec * as first argument. All callers and
6102         declaration changed. Use vector rather than list operations.
6103         (new_cfi): Don't initialize the dw_cfi_next field.
6104         (add_fde_cfi): Allocate cie_cfi_vec if necessary. Use vector
6105         rather than list operations.
6106         (lookup_cfa): Use vector rather than list operations.
6107         (output_cfis): New argument upto. Accept a cfi_vec rather than
6108         a dw_cfi_ref list head as argument. All callers changed.
6109         Iterate over the vector using upto as a maximum index.
6110         (output_all_cfis): New static function.
6111         (output_fde): Use vector rather than list operations. Use the
6112         new upto argument for output_cfis rather than manipulating a
6113         list.
6114         (dwarf2out_begin_prologue): Change initializations to match
6115         new struct members.
6116         (dwarf2out_switch_text_section): Initialize dw_fde_switch_cfi_index
6117         from the vector length rather than searching for the end of a list.
6118         Use output_all_cfis.
6119         (convert_cfa_to_fb_loc_list): Use vector rather than list operations.
6120
6121 2011-04-13  Nick Clifton  <nickc@redhat.com>
6122
6123         * config/rx/rx.md (movmemsi): Do not use this pattern when
6124         volatile pointers are involved.
6125
6126 2011-04-13  Uros Bizjak  <ubizjak@gmail.com>
6127
6128         * config/i386/sse.md (pinsrbits): Remove.
6129         (sse2_packsswb): Merge with *avx_packsswb.
6130         (sse2_packssdw): Merge with *avx_packssdw.
6131         (sse2_packuswb): Merge with *avx_packuswb.
6132         (vec_interleave_highv16qi): Merge with *avx_interleave_highv16qi.
6133         (vec_interleave_lowv16qi): Merge with *avx_interleave_lowv16qi.
6134         (vec_interleave_highv8hi): Merge with *avx_interleave_highv8hi.
6135         (vec_interleave_lowv8hi): Merge with *avx_interleave_lowv8hi.
6136         (vec_interleave_highv4si): Merge with *avx_interleave_highv4si.
6137         (vec_interleave_lowv4si): Merge with *avx_interleave_lowv4si.
6138         (*sse4_1_pinsrb): Merge with *avx_pinsr<ssevecsize>.
6139         (*sse2_pinsrw): Merge with *avx_pinsr<ssevecsize>.
6140         (*sse4_1_pinsrd): Merge with *avx_pinsr<ssevecsize>.
6141         (*sse4_1_pinsrq): Merge with *avx_pinsrq.
6142         (sse2_loadld): Merge with *avx_loadld.
6143         (*vec_extractv2di_1_rex64): Merge with *vec_extractv2di_1_rex64_avx.
6144         (*vec_extractv2di_1_sse2): Merge with *vec_extractv2di_1_avx.
6145         (*vec_concatv2si_sse4_1): Merge with *vec_concatv2si_avx.
6146         (*vec_concatv2di_rex64_sse4_1): Merge with *vec_concatv2di_rex64_avx.
6147         (vec_concatv2di): Merge with *vec_concatv2di_avx.
6148
6149 2011-04-12  Nathan Froyd  <froydnj@codesourcery.com>
6150
6151         * c-decl.c (union lang_tree_node): Check for TS_COMMON before
6152         calling TREE_CHAIN.
6153         * print-tree.c (print_node): Likewise.
6154         * tree-inline.c (copy_tree_r): Likewise.
6155         * c-lang.c (LANG_HOOKS_INIT_TS): Define.
6156         * lto-streamer-in.c (lto_input_tree_pointers): Check for TS_TYPED
6157         instead of TS_COMMON.
6158         * lto-streamer-out.c (lto_output_tree_pointers): Likewise.
6159         * tree.c (initialize_tree_contains_struct): Handle TS_TYPED.
6160         (copy_node_stat): Zero TREE_CHAIN only if necessary.
6161         (MARK_TS_BASE, MARK_TS_TYPED, MARK_TS_COMMON): Move these...
6162         (MARK_TS_DECL_COMMON, MARK_TS_DECL_COMMON, MARK_TS_DECL_WRTL):
6163         ...and these...
6164         (MARK_TS_DECL_WITH_VIS, MARK_TS_DECL_NON_COMMON): ...and these...
6165         * tree.h: ...here.
6166         (TREE_CHAIN): Check for a TS_COMMON structure.
6167         (TREE_TYPE): Check for a TS_TYPED structure.
6168
6169 2011-04-12  Pat Haugen  <pthaugen@us.ibm.com>
6170
6171         * config/rs6000/rs6000.c (call_ABI_of_interest): Call
6172         cgraph_get_create_node instead of cgraph_node.
6173
6174 2011-04-12  Nicola Pero  <nicola.pero@meta-innovation.com>
6175
6176         * c-parser.c (c_parser_initelt): Updated call to
6177         objc_build_message_expr.
6178         (c_parser_postfix_expression): Likewise.
6179
6180 2011-04-12  Kai Tietz  <ktietz@redhat.com>
6181
6182         * config/i386/mingw32.h (TARGET_SUBTARGET_DEFAULT): Add
6183         MASK_MS_BITFIELD_LAYOUT bit.
6184
6185 2011-04-12  Jakub Jelinek  <jakub@redhat.com>
6186
6187         * combine.c (update_cfg_for_uncondjump): Instead of testing at_end
6188         assert it is always true.
6189         (try_combine): Don't call update_cfg_for_uncondjump for noop non-jump
6190         moves.
6191
6192 2011-04-12  Nicola Pero  <nicola.pero@meta-innovation.com>
6193
6194         * c-parser.c (c_lex_one_token): Rewritten conditional used when
6195         compiling Objective-C to be more efficient.
6196
6197 2011-04-12  Axel Freyn  <axel-freyn@gmx.de>
6198
6199         * opts-common.c (decode_cmdline_options_to_array): Remove variable
6200         argv_copied.
6201
6202 2011-04-12  Richard Sandiford  <richard.sandiford@linaro.org>
6203
6204         * recog.h, genoutput.c, optabs.c: Revert last patch.
6205
6206 2011-04-12  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
6207
6208         PR target/48090
6209         * config/arm/arm.md (*arm_negdi2): Fix early clobber constraints.
6210
6211 2011-04-12  Richard Sandiford  <richard.sandiford@linaro.org>
6212
6213         * recog.h (insn_operand_data): Add an "allows_mem" field.
6214         * genoutput.c (output_operand_data): Initialize it.
6215         * optabs.c (maybe_legitimize_operand_same_code): New function.
6216         (maybe_legitimize_operand): Use it when matching the original
6217         op->value.
6218
6219 2011-04-12  Richard Sandiford  <richard.sandiford@linaro.org>
6220
6221         * genpreds.c (process_define_predicate): Move most processing
6222         to gensupport.c.  Continue to validate the expression.
6223         * genrecog.c (did_you_mean_codes, compute_predicate_codes)
6224         (process_define_predicate): Move processing to gensupport.c.
6225         (main): Remove DEFINE_PREDICATE and DEFINE_SPECIAL_PREDICATE cases.
6226         * gensupport.c (did_you_mean_codes): Moved from genrecog.c.
6227         (compute_predicate_codes): Moved from genrecog.c.  Add lineno
6228         argument.
6229         (valid_predicate_name_p): New function, split out from old
6230         genpreds.c:process_define_predicate.
6231         (process_define_predicate): New function, combining code from
6232         old genpreds.c and genrecog.c functions.
6233         (process_rtx): Call it for DEFINE_PREDICATE and
6234         DEFINE_SPECIAL_PREDICATE.
6235
6236 2011-04-12  Richard Sandiford  <richard.sandiford@linaro.org>
6237
6238         * config/arm/arm.c (arm_print_operand): Use MEM_SIZE to get the
6239         size of a '%A' memory reference.
6240         (T_DREG, T_QREG): New neon_builtin_type_bits.
6241         (arm_init_neon_builtins): Assert that the load and store operands
6242         are neon_struct_operands.
6243         (locate_neon_builtin_icode): Provide the neon_builtin_type_bits.
6244         (NEON_ARG_MEMORY): New builtin_arg.
6245         (neon_dereference_pointer): New function.
6246         (arm_expand_neon_args): Add a neon_builtin_type_bits argument.
6247         Handle NEON_ARG_MEMORY.
6248         (arm_expand_neon_builtin): Update after above interface changes.
6249         Use NEON_ARG_MEMORY for loads and stores.
6250         * config/arm/predicates.md (neon_struct_operand): New predicate.
6251         * config/arm/iterators.md (V_two_elem): Tweak formatting.
6252         (V_three_elem): Use BLKmode for accesses that have no associated mode.
6253         (V_four_elem): Tweak formatting.
6254         * config/arm/neon.md (neon_vld1<mode>, neon_vld1_dup<mode>)
6255         (neon_vst1_lane<mode>, neon_vst1<mode>, neon_vld2<mode>)
6256         (neon_vld2_lane<mode>, neon_vld2_dup<mode>, neon_vst2<mode>)
6257         (neon_vst2_lane<mode>, neon_vld3<mode>, neon_vld3_lane<mode>)
6258         (neon_vld3_dup<mode>, neon_vst3<mode>, neon_vst3_lane<mode>)
6259         (neon_vld4<mode>, neon_vld4_lane<mode>, neon_vld4_dup<mode>)
6260         (neon_vst4<mode>): Replace pointer operand with a memory operand.
6261         Use %A in the output template.
6262         (neon_vld3qa<mode>, neon_vld3qb<mode>, neon_vst3qa<mode>)
6263         (neon_vst3qb<mode>, neon_vld4qa<mode>, neon_vld4qb<mode>)
6264         (neon_vst4qa<mode>, neon_vst4qb<mode>): Likewise, but halve
6265         the width of the memory access.  Remove post-increment.
6266         * config/arm/neon-testgen.ml: Allow addresses to have an alignment.
6267
6268 2011-04-12  Nick Clifton  <nickc@redhat.com>
6269
6270         * config/v850/v850.c (expand_prologue): Do not use the CALLT
6271         instruction for interrupt handlers if the target is the basic V850
6272         architecture.
6273         (expand_epilogue): Likewise.
6274
6275 2011-04-12  Jakub Jelinek  <jakub@redhat.com>
6276
6277         PR rtl-optimization/48549
6278         * combine.c (propagate_for_debug): Also stop after BB_END of
6279         this_basic_block.  Process LAST and just stop processing after it.
6280         (combine_instructions): If last_combined_insn has been deleted,
6281         set last_combined_insn to its PREV_INSN.
6282
6283 2011-04-12  Richard Guenther  <rguenther@suse.de>
6284
6285         PR tree-optimization/46076
6286         * gimple.h (struct gimple_statement_call): Add fntype field.
6287         (gimple_call_fntype): Adjust.
6288         (gimple_call_set_fntype): New function.
6289         * gimple.c (gimple_build_call_1): Set the call function type.
6290         * gimplify.c (gimplify_call_expr): Preserve the function
6291         type the frontend used for the call.
6292         (gimplify_modify_expr): Likewise.
6293         * lto-streamer-in.c (input_gimple_stmt): Input the call stmts
6294         function type.
6295         * lto-streamer-out.c (output_gimple_stmt): Output the call stmts
6296         function type.
6297         * tree-ssa.c (useless_type_conversion_p): Function pointer
6298         conversions are useless.
6299
6300 2011-04-12  Martin Jambor  <mjambor@suse.cz>
6301
6302         * cgraph.h (cgraph_node): Remove function declaration.
6303         (cgraph_create_node): Declare.
6304         (cgraph_get_create_node): Likewise.
6305         * cgraph.c (cgraph_create_node): Renamed to cgraph_create_node_1.
6306         Updated all callers.
6307         (cgraph_node): Renamed to cgraph_create_node, assert that a node for
6308         the decl does not already exist.  Call cgraph_get_create_node instead
6309         of cgraph_node.
6310         (cgraph_get_create_node): New function.
6311         (cgraph_same_body_alias): Update comment.
6312         (cgraph_set_call_stmt): Call cgraph_get_node instead of cgraph_node,
6313         assert it does not return NULL.
6314         (cgraph_update_edges_for_call_stmt): Likewise.
6315         (cgraph_clone_edge): Likewise.
6316         (cgraph_create_virtual_clone): Likewise.
6317         (cgraph_update_edges_for_call_stmt_node): Call cgraph_get_create_node
6318         instead of cgraph_node.
6319         (cgraph_add_new_function): Call cgraph_create_node or
6320         cgraph_get_create_node instead of cgraph_node.
6321         * cgraphbuild.c (record_reference): Call cgraph_get_create_node
6322         instead of cgraph_node.
6323         (record_eh_tables): Likewise.
6324         (mark_address): Likewise.
6325         (mark_load): Likewise.
6326         (build_cgraph_edges): Call cgraph_get_create_node instead
6327         of cgraph_node.
6328         (rebuild_cgraph_edges): Likewise.
6329         * cgraphunit.c (cgraph_finalize_function): Call cgraph_get_create_node
6330         instead of cgraph_node.
6331         (cgraph_copy_node_for_versioning): Call cgraph_create_node instead of
6332         cgraph_node.
6333         * lto-symtab.c (lto_symtab_merge_cgraph_nodes_1): Call
6334         cgraph_create_node instead of cgraph_node.
6335         * c-decl.c (finish_function): Call cgraph_get_create_node instead
6336         of cgraph_node.
6337         * lto-cgraph.c (input_node): Likewise.
6338         * lto-streamer-in.c (input_function): Likewise.
6339         * varasm.c (mark_decl_referenced): Likewise.
6340         (assemble_alias): Likewise.
6341
6342 2011-04-12  Martin Jambor  <mjambor@suse.cz>
6343
6344         * tree-inline.c (tree_function_versioning): Call cgraph_get_node
6345         instead of cgraph_node and assert it does not return NULL.
6346         * lto-streamer-in.c (lto_read_body): Likewise.
6347         * omp-low.c (new_omp_context): Likewise.
6348         (create_task_copyfn): Likewise.
6349         * tree-emutls.c (lower_emutls_function_body): Likewise.
6350         * matrix-reorg.c (transform_allocation_sites): Likewise.
6351
6352 2011-04-12  Jakub Jelinek  <jakub@redhat.com>
6353
6354         PR c/48552
6355         * c-typeck.c (build_asm_expr): Error out on attempts to use
6356         void type outputs or inputs for constraints that allow reg or
6357         don't allow memory.
6358
6359 2011-04-11  Chung-Lin Tang  <cltang@codesourcery.com>
6360             Richard Earnshaw  <rearnsha@arm.com>
6361
6362         PR target/48250
6363         * config/arm/arm.c (arm_legitimize_reload_address): Update cases
6364         to use sign-magnitude offsets. Reject unsupported unaligned
6365         cases. Add detailed description in comments.
6366         * config/arm/arm.md (reload_outdf): Disable for ARM mode; change
6367         condition from TARGET_32BIT to TARGET_ARM.
6368
6369 2011-04-11  Nathan Froyd  <froydnj@codesourcery.com>
6370
6371         * tree.h (struct typed_tree): New.
6372         (struct tree_common): Include it instead of tree_base.
6373         (TREE_TYPE): Update for new location of type field.
6374         (TYPE_USER_ALIGN, TYPE_PACKED): Refer to base field directly.
6375         (DECL_USER_ALIGN, DECL_PACKED): Likewise.
6376         (union tree_node): Add typed field.
6377         * treestruct.def (TS_TYPED): New.
6378         * lto-streamer.c (check_handled_ts_structures): Handle it.
6379         * tree.c (MARK_TS_TYPED): New macro.
6380         (MARK_TS_COMMON): Call it instead of MARK_TS_BASE.
6381
6382 2011-04-11  Eric Botcazou  <ebotcazou@adacore.com>
6383
6384         * cfghooks.c (redirect_edge_and_branch_force): Localize variable.
6385         (force_nonfallthru): Do not alter the loop nest if no basic block
6386         was created.
6387
6388 2011-04-11  Uros Bizjak  <ubizjak@gmail.com>
6389
6390         * config/i386/sse.md (VI): New mode iterator.
6391         (SSEMODEI): Remove.
6392         (AVX256MODEI): Ditto.
6393         (AVXMODEF4P): Ditto.
6394         (avxvecpsmode): Ditto.
6395         (one_cmpl<mode>2): Enable for TARGET_SSE.  Use VI mode iterator.
6396         (sse2_andnot<mode>3): New expander.
6397         (*andnot<mode>3): Merge with *sse2_andnot<mode>3 and
6398         *avx_andnot<mode>3.  Enable for TARGET_SSE.  Use VI mode iterator.
6399         (<any_logic:code><mode>3): Use VI mode iterator.
6400         (*<any_logic:code><mode>3): Merge with *sse2_<any_logic:code><mode>3
6401         and *avx_<any_logic:code><mode>3.  Use VI mode iterator.
6402         (*andnottf3): Handle AVX three-operand constraints.
6403         (*<any_logic:code>tf3): Handle AVX three-operand constraints.
6404
6405 2011-04-11  Joseph Myers  <joseph@codesourcery.com>
6406             Robert Millan  <rmh@gnu.org>
6407
6408         * config.gcc (x86_64-*-kfreebsd*-gnu): Use i386/kfreebsd-gnu.h.
6409         * config/i386/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKER32,
6410         GNU_USER_DYNAMIC_LINKER64): Define.
6411         (REG_NAME): Don't undefine.
6412         (MD_UNWIND_SUPPORT): Undefine.
6413         * config/i386/knetbsd-gnu.h (GNU_USER_LINK_EMULATION): Define.
6414         (REG_NAME): Don't undefine.
6415         (MD_UNWIND_SUPPORT): Undefine.
6416         * config/i386/kopensolaris-gnu.h (GNU_USER_LINK_EMULATION): Define.
6417
6418 2011-04-11  Joseph Myers  <joseph@codesourcery.com>
6419
6420         * config/i386/gnu.h (GNU_USER_LINK_EMULATION): Define.
6421         (CPP_SPEC, CC1_SPEC, ENDFILE_SPEC): Remove.
6422
6423 2011-04-11  Xinliang David Li  <davidxl@google.com>
6424
6425         * value-profile.c (check_ic_target): New function.
6426         (gimple_ic_transform): Sanity check indirect call target.
6427         * gimple-low.c (gimple_check_call_args): Interface change.
6428         (gimple_check_call_matching_types): New function.
6429         * tree-inline.c (tree_can_inline_p): Call new function.
6430
6431 2011-04-11  Basile Starynkevitch  <basile@starynkevitch.net>
6432
6433         * Makefile.in (PLUGIN_HEADERS): Add gimple-pretty-print.h
6434         tree-pretty-print.h & realmpfr.h.
6435
6436 2011-04-11  Vladimir Makarov  <vmakarov@redhat.com>
6437
6438         PR middle-end/48464
6439         * ira.c (setup_pressure_classes): Fix typo in loop condition.
6440         (setup_allocno_and_important_classes): Ditto.
6441
6442 2011-04-11  Joseph Myers  <joseph@codesourcery.com>
6443
6444         * config/alpha/linux-elf.h (LINUX_DYNAMIC_LINKER): Rename to
6445         GNU_USER_DYNAMIC_LINKER.
6446         * config/arm/linux-eabi.h (TARGET_OS_CPP_BUILTINS): Change
6447         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
6448         * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Change
6449         LINUX_DYNAMIC_LINKER to GNU_USER_DYNAMIC_LINKER.
6450         (TARGET_OS_CPP_BUILTINS): Change LINUX_TARGET_OS_CPP_BUILTINS to
6451         GNU_USER_TARGET_OS_CPP_BUILTINS.
6452         * config/bfin/linux.h (TARGET_OS_CPP_BUILTINS): Change
6453         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
6454         * config/bfin/uclinux.h (TARGET_OS_CPP_BUILTINS): Change
6455         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
6456         * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC): Change
6457         LINUX_DYNAMIC_LINKER to GNU_USER_DYNAMIC_LINKER.
6458         (TARGET_OS_CPP_BUILTINS): Change LINUX_TARGET_OS_CPP_BUILTINS to
6459         GNU_USER_TARGET_OS_CPP_BUILTINS.
6460         * config/frv/linux.h (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
6461         GNU_USER_DYNAMIC_LINKER.
6462         * config/gnu.h (LINUX_TARGET_OS_CPP_BUILTINS): Rename to
6463         GNU_USER_TARGET_OS_CPP_BUILTINS.
6464         * config/i386/gnu-user.h (TARGET_OS_CPP_BUILTINS): Change
6465         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
6466         * config/i386/gnu-user64.h (TARGET_OS_CPP_BUILTINS): Change
6467         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
6468         * config/i386/linux.h (GNU_USER_DYNAMIC_LINKER): Remove.
6469         * config/i386/linux64.h (GNU_USER_DYNAMIC_LINKER32,
6470         GNU_USER_DYNAMIC_LINKER64): Remove.
6471         * config/ia64/linux.h (TARGET_OS_CPP_BUILTINS): Change
6472         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
6473         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
6474         GNU_USER_DYNAMIC_LINKER.
6475         * config/kfreebsd-gnu.h (LINUX_TARGET_OS_CPP_BUILTINS): Rename to
6476         GNU_USER_TARGET_OS_CPP_BUILTINS.
6477         * config/knetbsd-gnu.h (LINUX_TARGET_OS_CPP_BUILTINS): Rename to
6478         GNU_USER_TARGET_OS_CPP_BUILTINS.
6479         * config/kopensolaris-gnu.h (LINUX_TARGET_OS_CPP_BUILTINS): Rename
6480         to GNU_USER_TARGET_OS_CPP_BUILTINS.
6481         * config/linux.h (LINUX_TARGET_OS_CPP_BUILTINS): Rename to
6482         GNU_USER_TARGET_OS_CPP_BUILTINS.
6483         (LINUX_DYNAMIC_LINKER): Rename to GNU_USER_DYNAMIC_LINKER.
6484         (LINUX_DYNAMIC_LINKER32): Rename to GNU_USER_DYNAMIC_LINKER32.
6485         (LINUX_DYNAMIC_LINKER64): Rename to GNU_USER_DYNAMIC_LINKER64.
6486         * config/lm32/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Change
6487         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
6488         * config/m32r/linux.h (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
6489         GNU_USER_DYNAMIC_LINKER.
6490         (TARGET_OS_CPP_BUILTINS): Change LINUX_TARGET_OS_CPP_BUILTINS to
6491         GNU_USER_TARGET_OS_CPP_BUILTINS.
6492         * config/m68k/linux.h (TARGET_OS_CPP_BUILTINS): Change
6493         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
6494         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
6495         GNU_USER_DYNAMIC_LINKER.
6496         * config/m68k/uclinux.h (TARGET_OS_CPP_BUILTINS): Change
6497         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
6498         * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Change
6499         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
6500         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
6501         GNU_USER_DYNAMIC_LINKER.
6502         * config/mips/linux64.h (LINUX_DYNAMIC_LINKERN32): Rename to
6503         GNU_USER_DYNAMIC_LINKERN32.
6504         (LINK_SPEC): Change LINUX_DYNAMIC_LINKERN32 to
6505         GNU_USER_DYNAMIC_LINKERN32.  Change LINUX_DYNAMIC_LINKER64 to
6506         GNU_USER_DYNAMIC_LINKER64.  Change LINUX_DYNAMIC_LINKER32 to
6507         GNU_USER_DYNAMIC_LINKER32.
6508         * config/mn10300/linux.h (TARGET_OS_CPP_BUILTINS): Change
6509         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
6510         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
6511         GNU_USER_DYNAMIC_LINKER.
6512         * config/moxie/uclinux.h (TARGET_OS_CPP_BUILTINS): Change
6513         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
6514         * config/pa/pa-linux.h (TARGET_OS_CPP_BUILTINS): Change
6515         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
6516         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to GNU_USER_DYNAMIC_LINKER.
6517         * config/rs6000/linux64.h (LINUX_DYNAMIC_LINKER32): Rename to
6518         GNU_USER_DYNAMIC_LINKER32.
6519         (LINUX_DYNAMIC_LINKER64): Rename to GNU_USER_DYNAMIC_LINKER64.
6520         * config/rs6000/sysv4.h (LINUX_DYNAMIC_LINKER): Rename to
6521         GNU_USER_DYNAMIC_LINKER.
6522         * config/s390/linux.h (TARGET_OS_CPP_BUILTINS): Change
6523         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
6524         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER32 to
6525         GNU_USER_DYNAMIC_LINKER32.  Change LINUX_DYNAMIC_LINKER64 to
6526         GNU_USER_DYNAMIC_LINKER64.
6527         * config/sh/linux.h (TARGET_OS_CPP_BUILTINS): Change
6528         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
6529         (SUBTARGET_LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
6530         GNU_USER_DYNAMIC_LINKER.
6531         * config/sparc/linux.h (TARGET_OS_CPP_BUILTINS): Change
6532         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
6533         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
6534         GNU_USER_DYNAMIC_LINKER.
6535         * config/sparc/linux64.h (TARGET_OS_CPP_BUILTINS): Change
6536         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
6537         (LINK_ARCH32_SPEC): Change LINUX_DYNAMIC_LINKER32 to
6538         GNU_USER_DYNAMIC_LINKER32.
6539         (LINK_ARCH64_SPEC): Change LINUX_DYNAMIC_LINKER64 to
6540         GNU_USER_DYNAMIC_LINKER64.
6541         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER64 to
6542         GNU_USER_DYNAMIC_LINKER64.
6543         * config/vax/linux.h (TARGET_OS_CPP_BUILTINS): Change
6544         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
6545         * config/xtensa/linux.h (TARGET_OS_CPP_BUILTINS): Change
6546         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
6547         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to GNU_USER_DYNAMIC_LINKER.
6548
6549 2011-04-11  Joseph Myers  <joseph@codesourcery.com>
6550
6551         * config/i386/gnu-user.h: Copy from linux.h.  Update comments.
6552         (LINK_EMULATION, GLIBC_DYNAMIC_LINKER): Remove.
6553         (SUBTARGET_EXTRA_SPECS): Use GNU_USER_LINK_EMULATION and
6554         GNU_USER_DYNAMIC_LINKER.
6555         (MD_UNWIND_SUPPORT, REG_NAME): Remove.
6556         * config/i386/gnu-user64.h: Copy from linux64.h.  Update comments.
6557         (GLIBC_DYNAMIC_LINKER32, GLIBC_DYNAMIC_LINKER64): Remove.
6558         (LINK_SPEC): Use GNU_USER_DYNAMIC_LINKER32 and
6559         GNU_USER_DYNAMIC_LINKER64.
6560         (MD_UNWIND_SUPPORT, REG_NAME): Remove.
6561         * config/i386/kfreebsd-gnu.h (LINK_EMULATION): Change to
6562         GNU_USER_LINK_EMULATION.
6563         * config/i386/linux.h (TARGET_ASM_FILE_START_FILE_DIRECTIVE,
6564         DEFAULT_PCC_STRUCT_RETURN, TARGET_TLS_DIRECT_SEG_REFS_DEFAULT,
6565         ASM_COMMENT_START, DBX_REGISTER_NUMBER, NO_PROFILE_COUNTERS,
6566         MCOUNT_NAME, SUBTARGET_FRAME_POINTER_REQUIRED, SIZE_TYPE,
6567         PTRDIFF_TYPE, WCHAR_TYPE, WCHAR_TYPE_SIZE, TARGET_OS_CPP_BUILTINS,
6568         CPP_SPEC, CC1_SPEC): Remove.
6569         (LINK_EMULATION): Change to GNU_USER_LINK_EMULATION.
6570         (GNU_USER_DYNAMIC_LINKER): Define.
6571         (ASM_SPEC, SUBTARGET_EXTRA_SPECS, LINK_SPEC, ENDFILE_SPEC,
6572         ASM_OUTPUT_ALIGNED_BSS, ASM_OUTPUT_MAX_SKIP_ALIGN,
6573         ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX, CRT_GET_RFIB_DATA,
6574         LIBGCC2_HAS_TF_MODE, LIBGCC2_TF_CEXT, TF_SIZE,
6575         TARGET_ASM_FILE_END, STACK_CHECK_MOVING_SP,
6576         STACK_CHECK_STATIC_BUILTIN, TARGET_THREAD_SSP_OFFSET,
6577         TARGET_CAN_SPLIT_STACK, TARGET_THREAD_SPLIT_STACK_OFFSET): Remove.
6578         * config/i386/linux64.h (TARGET_OS_CPP_BUILTINS, CPP_SPEC,
6579         CC1_SPEC, DEFAULT_PCC_STRUCT_RETURN,
6580         TARGET_TLS_DIRECT_SEG_REFS_DEFAULT, SPEC_32, SPEC_64, ASM_SPEC,
6581         LINK_SPEC, ENDFILE_SPEC, MULTILIB_DEFAULTS, LIBGCC2_HAS_TF_MODE,
6582         LIBGCC2_TF_CEXT, TF_SIZE, TARGET_ASM_FILE_END): Remove.
6583         (GNU_USER_DYNAMIC_LINKER32, GNU_USER_DYNAMIC_LINKER64): Define.
6584         (STACK_CHECK_MOVING_SP, STACK_CHECK_STATIC_BUILTIN,
6585         TARGET_THREAD_SSP_OFFSET, TARGET_CAN_SPLIT_STACK,
6586         TARGET_THREAD_SPLIT_STACK_OFFSET): Remove.
6587         * config/i386/gnu.h (GLIBC_DYNAMIC_LINKER): Change to
6588         GNU_USER_DYNAMIC_LINKER.
6589         * config/kfreebsd-gnu.h (GLIBC_DYNAMIC_LINKER): Change to
6590         GNU_USER_DYNAMIC_LINKER.  Unconditionally undefine and redefine.
6591         * config/knetbsd-gnu.h (GLIBC_DYNAMIC_LINKER): Change to
6592         GNU_USER_DYNAMIC_LINKER.  Unconditionally undefine and redefine.
6593         * config/kopensolaris-gnu.h (GLIBC_DYNAMIC_LINKER): Change to
6594         GNU_USER_DYNAMIC_LINKER.  Unconditionally undefine and redefine.
6595         * config.gcc (i[34567]86-*-linux* | i[34567]86-*-kfreebsd*-gnu |
6596         i[34567]86-*-knetbsd*-gnu | i[34567]86-*-gnu* |
6597         i[34567]86-*-kopensolaris*-gnu, x86_64-*-linux* |
6598         x86_64-*-kfreebsd*-gnu | x86_64-*-knetbsd*-gnu): Use the new headers.
6599
6600 2011-04-11  Kai Tietz  <ktietz@redhat.com>
6601
6602         PR target/9601
6603         PR target/11772
6604         * config/i386/i386-protos.h (ix86_get_callcvt): New prototype.
6605         * config/i386/i386.c (ix86_handle_cconv_attribute): Adjust
6606         comment.
6607         (ix86_is_msabi_thiscall): Removed.
6608         (ix86_is_type_thiscall): Likewise.
6609         (ix86_get_callcvt): New function.
6610         (ix86_comp_type_attributes): Simplify check.
6611         (ix86_function_regparm): Use ix86_get_callcvt for calling
6612         convention attribute checks.
6613         (ix86_return_pops_args): Likewise.
6614         (ix86_static_chain): Likewise.
6615         (x86_this_parameter): Likewise.
6616         (x86_output_mi_thunk): Likewise.
6617         (ix86_function_type_abi): Optimize check for types without attributes.
6618         * config/i386/i386.h (IX86_CALLCVT_CDECL, IX86_CALLCVT_STDCALL,
6619         IX86_CALLCVT_FASTCALL, IX86_CALLCVT_THISCALL, IX86_CALLCVT_REGPARM,
6620         IX86_CALLCVT_SSEREGPARM): New macros to represent calling convention
6621         by flag-values.
6622         (IX86_BASE_CALLCVT): Helper macro.
6623         * config/i386/netware.c (i386_nlm_maybe_mangle_decl_assembler_name):
6624         Use ix86_get_callcvt for calling convention attribute checks and avoid
6625         symbol-decoration for stdcall in TARGET_RTD case.
6626         * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
6627         Likewise.
6628         (gen_stdcall_or_fastcall_suffix): Adjust ident and use DECL_ORIGIN
6629         for declaration.
6630
6631 2011-04-11  Uros Bizjak  <ubizjak@gmail.com>
6632
6633         * config/i386/sse.md (VI_128): New mode iterator.
6634         (VI12_128): Rename from SSEMODE12.
6635         (VI14_128): Rename from SSEMODE14.
6636         (VI124_128): New mode iterator.
6637         (VI24_128): Rename from SSEMODE248.
6638         (VI248_128): Rename from SSEMODE248.
6639         (SSEMODE124C8): Remove.
6640         (*<plusminus_insn><mode>3): Merge with *avx_<plusminus_insn><mode>3.
6641         (*sse2_<plusminus_insn><mode>3): Merge with
6642         *avx_<plusminus_insn><mode>3.
6643         (*mulv8hi3): Merge with *avx_mulv8hi3.
6644         (*<s>mulv8hi3_highpart): Merge with *avx_<s>mulv8hi3_highpart.
6645         (*sse2_umulv2siv2di3): Merge with *avx_umulv2siv2di3.
6646         (*sse2_pmaddwd): Merge with *avx_pmaddwd.
6647         (*sse4_1_mulv4si3): Merge with *avx_mulv4si3.
6648         (ashr<mode>3): Merge with *avx_ashr<mode>3.
6649         (lshr<mode>3): Merge with *avx_lshr<mode>3.
6650         (ashl<mode>3): Merge with *avx_ashl<mode>3.
6651         (sse2_ashlv1ti3): Merge with *avx_ashlv1ti3.
6652         (sse2_lshrv1ti3): Merge with *avx_lshrv1ti3.
6653         (*sse4_1_<smaxmin:code><mode>3): Merge with *avx_<smaxmin:code><mode>3.
6654         (*<smaxmin:code>v8hi3): Ditto.
6655         (*sse4_1_<umaxmin:code><mode>3): Merge with *avx_<umaxmin:code><mode>3.
6656         (*<smaxmin:code>v16qi3): Ditto.
6657         (*sse4_1_eqv2di3): Merge with *avx_eq<mode>3.
6658         (*sse2_eq<mode>3): Ditto.
6659         (*sse4_2_eqv2di3): Merge with *avx_gt<mode>3.
6660         (*sse2_gt<mode>3): Ditto.
6661         (vcondv2di): Split out of vcond<mode>.
6662         (vconduv2di): Split out of vcondu<mode>.
6663
6664 2011-04-11  Richard Guenther  <rguenther@suse.de>
6665
6666         * gimplify.c (gimple_fold_indirect_ref): Check host_integerp
6667         before calling tree_low_cst.
6668
6669 2011-04-11  Richard Guenther  <rguenther@suse.de>
6670
6671         * stor-layout.c (layout_type): Compute all array index size operations
6672         in the original type.
6673         (initialize_sizetypes): Add comment.
6674         (set_sizetype): Do not set TREE_TYPE of a TREE_VEC.
6675
6676 2011-04-11  Joseph Myers  <joseph@codesourcery.com>
6677
6678         * common.opt (Tbss=, Tdata=, Ttext=): New options.
6679
6680 2011-04-11  Martin Jambor  <mjambor@suse.cz>
6681
6682         * cgraph.c (cgraph_local_info): Call cgraph_get_node instead
6683         of cgraph_node, handle NULL return value.
6684         (cgraph_global_info): Likewise.
6685         (cgraph_rtl_info): Likewise.
6686         * tree-inline.c (estimate_num_insns): Likewise.
6687         * gimplify.c (unshare_body): Likewise.
6688         (unvisit_body): Likewise.
6689         (gimplify_body): Likewise.
6690         * predict.c (optimize_function_for_size_p): Likewise.
6691         * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Likewise.
6692         (call_may_clobber_ref_p_1): Likewise.
6693         * varasm.c (function_section_1): Likewise.
6694         (assemble_start_function): Likewise.
6695
6696 2011-04-11  Martin Jambor  <mjambor@suse.cz>
6697
6698         * except.c (set_nothrow_function_flags): Call cgraph_get_node instead
6699         of cgraph_node.
6700         * final.c (rest_of_clean_state): Likewise.
6701         * gimple-iterator.c (update_call_edge_frequencies): Likewise.
6702         * passes.c (pass_init_dump_file): Likewise.
6703         (execute_all_ipa_transforms): Likewise.
6704         (function_called_by_processed_nodes_p): Likewise.
6705         * predict.c (maybe_hot_frequency_p): Likewise.
6706         (probably_never_executed_bb_p): Likewise.
6707         (compute_function_frequency): Likewise.
6708         * tree-nested.c (check_for_nested_with_variably_modified): Likewise.
6709         (unnest_nesting_tree_1): Likewise.
6710         (lower_nested_functions): Likewise.
6711         * tree-optimize.c (execute_fixup_cfg): Likewise.
6712         (tree_rest_of_compilation): Likewise.
6713         * tree-profile.c (gimple_gen_ic_func_profiler): Likewise.
6714         * tree-sra.c (ipa_early_sra): Likewise.
6715         * tree-ssa-loop-ivopts.c (computation_cost): Likewise.
6716         * config/i386/i386.c (ix86_compute_frame_layout): Likewise.
6717         * ipa.c (record_cdtor_fn): Likewise.
6718         * ipa-inline.c (cgraph_early_inlining): Likewise.
6719         (compute_inline_parameters_for_current): Likewise.
6720         * ipa-prop.c (ipa_make_edge_direct_to_target): Likewise.
6721         * ipa-pure-const.c (local_pure_const): Likewise.
6722         * ipa-split.c (split_function): Likewise.
6723         (execute_split_functions): Likewise.
6724         * cgraphbuild.c (build_cgraph_edges): Likewise.
6725         (rebuild_cgraph_edges): Likewise.
6726         (cgraph_rebuild_references): Likewise.
6727         (remove_cgraph_callee_edges): Likewise.
6728         * cgraphunit.c (cgraph_mark_if_needed): Likewise.
6729         (verify_cgraph_node): Likewise.
6730         (cgraph_analyze_functions): Likewise.
6731         (cgraph_preserve_function_body_p): Likewise.
6732         (save_inline_function_body): Likewise.
6733         (save_inline_function_body): Likewise.
6734         * tree-inline.c (copy_bb): Likewise.
6735         (optimize_inline_calls): Likewise.
6736
6737 2011-04-11  Martin Jambor  <mjambor@suse.cz>
6738
6739         PR tree-optimization/48195
6740         * ipa-cp.c (ipcp_driver): Call ipa_check_create_node_params and
6741         ipa_check_create_edge_args.
6742         (ipcp_generate_summary): Do not call ipa_check_create_node_params and
6743         ipa_check_create_edge_args.
6744         * ipa-inline.c (inline_generate_summary): Do not call
6745         ipa_check_create_node_params and ipa_check_create_edge_args.
6746         * ipa-prop.c (ipa_analyze_node): Call ipa_check_create_node_params and
6747         ipa_check_create_edge_args.
6748
6749 2011-04-09  Anatoly Sokolov  <aesok@post.ru>
6750
6751         * expr.c (expand_expr_real_1): Use add_to_hard_reg_set function
6752         instead of loop.
6753         * sel-sched.c (mark_unavailable_hard_regs): Likewise.
6754         * function.c (record_hard_reg_sets): Likewise.
6755         * ira.c (compute_regs_asm_clobbered): Likewise.
6756         * sched-deps.c (sched_analyze_1): Likewise.
6757         * reload1.c (mark_reload_reg_in_use, choose_reload_regs): Likewise.
6758
6759 2011-04-09  Xinliang David Li  <davidxl@google.com>
6760
6761         PR tree-optimization/PR48484
6762         * tree-ssa-uninit.c (convert_control_dep_chain_into_preds): Set
6763         has_valid_pred lazily
6764
6765 2011-04-09  Duncan Sands  <baldrick@free.fr>
6766
6767         * tree.c (array_type_nelts): Bail out if TYPE_MAX_VALUE not set.
6768
6769 2011-04-08  Eric Botcazou  <ebotcazou@adacore.com>
6770
6771         * combine.c (combine_validate_cost): Adjust comments.  Set registered
6772         cost of I0 to zero at the end, if any.
6773
6774 2011-04-08  Xinliang David Li  <davidxl@google.com>
6775
6776         * ipa-cp.c (ipcp_update_profiling): Correct negative scale factor due
6777         to insane profile data.
6778
6779 2011-04-08  Xinliang David Li  <davidxl@google.com>
6780
6781         * ipa-cp.c (ipcp_update_profiling): Correct
6782          negative scale factor due to insane profile data.
6783
6784 2011-04-08  Xinliang David Li  <davidxl@google.com>
6785
6786         * final.c (dump_basic_block_info): New function.
6787         (final): Dump basic block.
6788         (final_scan_insn): Remove old dump.
6789
6790 2011-04-08  Steven G. Kargl  <kargl@gcc.gnu.org>
6791
6792         PR target/47829
6793         * config.gcc (i386-*-freebsd): Disable unwind table generation for
6794         crtbegin/crtend.
6795
6796 2011-04-08  Michael Matz  <matz@suse.de>
6797
6798         PR middle-end/48389
6799         * jump.c (rebuild_jump_labels_1, rebuild_jump_labels_chain): New
6800         functions.
6801         (rebuild_jump_labels): Call rebuild_jump_labels_1.
6802         * rtl.h (rebuild_jump_labels_chain): Declare.
6803         * cfgexpand.c (gimple_expand_cfg): Initialize JUMP_LABEL also on
6804         insns inserted on edges.
6805
6806 2011-04-08  Joseph Myers  <joseph@codesourcery.com>
6807
6808         * config.gcc (arm*-*-*): Add arm/arm-tables.opt to extra_options.
6809         * config/arm/arm-arches.def: New.
6810         * config/arm/arm-opts.h: New.
6811         * config/arm/genopt.sh: New.
6812         * config/arm/arm-tables.opt: New (generated).
6813         * config/arm/arm.c (arm_handle_option, arm_target_help,
6814         TARGET_HANDLE_OPTION, TARGET_HELP, arm_find_cpu): Remove.
6815         (all_architectures): Get most table contents from arm-arches.def.
6816         (arm_option_override): Set arm_selected_arch, arm_selected_cpu and
6817         arm_selected_tune here.
6818         * config/arm/arm.h (enum processor_type): Move to arm-opts.h.
6819         * config/arm/arm.opt (config/arm/arm-opts.h): New HeaderInclude.
6820         (march=, mcpu=, mtune=): Use Enum and Var.
6821         * config/arm/t-arm ($(srcdir)/config/arm/arm-tables.opt): New.
6822         (arm.o): Update dependencies.
6823
6824 2011-04-08  Basile Starynkevitch  <basile@starynkevitch.net>
6825
6826         * gengtype.c (write_typed_alloc_def): New argument f. Use it instead
6827         of header_file.
6828         (write_typed_struct_alloc_def, write_typed_typedef_alloc_def)
6829         (write_typed_alloc_defns): Likewise.
6830         (main): Calls write_typed_alloc_defns with output_header.
6831
6832 2011-04-08  Vladimir Makarov  <vmakarov@redhat.com>
6833
6834         PR inline-asm/48435
6835         * ira-color.c (setup_profitable_hard_regs): Add comments.
6836         Don't take prohibited hard regs into account.
6837         (setup_conflict_profitable_regs): Rename to
6838         get_conflict_profitable_regs.
6839         (check_hard_reg_p): Check prohibited hard regs.
6840
6841 2011-04-08  Nathan Froyd  <froydnj@codesourcery.com>
6842
6843         * config/alpha/alpha.c (alpha_emit_xfloating_libcall): Call use_reg.
6844         * config/xtensa/xtensa.c (xtensa_call_tls_desc): Likewise.
6845         * config/sparc/sparc.c (sparc_legitimize_tls_address): Likewise.
6846
6847 2011-04-08  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
6848
6849         PR target/48366
6850         * config/pa/pa.c (hppa_register_move_cost): Increase to 18 cost of
6851         move from floating point to shift amount register.
6852         (emit_move_sequence): Remove secondary reload support for floating
6853         point to shift amount amount register copies.
6854         (pa_secondary_reload): Return GENERAL_REGS for floating point/shift
6855         amount register copies.
6856         * config/pa/pa32-regs.h (HARD_REGNO_MODE_OK): For shift amount
6857         register, return false if mode isn't a scalar integer mode.
6858         * config/pa/pa64-regs.h (HARD_REGNO_MODE_OK): Likewise.
6859
6860 2011-04-08  Richard Guenther  <rguenther@suse.de>
6861
6862         * gimple.c (gimple_call_flags): Remove kludge.
6863
6864 2011-04-08  Alexander Monakov  <amonakov@ispras.ru>
6865
6866         * sel-sched.c (sel_region_init): Move call to
6867         sel_setup_region_sched_flags after setup_current_loop_nest.
6868
6869 2011-04-08  Andrey Belevantsev  <abel@ispras.ru>
6870
6871         PR rtl-optimization/48272
6872         * sched-deps.c (setup_insn_reg_pressure_info): Export and rename to
6873         init_insn_reg_pressure_info.  Adjust a caller.
6874         * sched-int.h (init_insn_reg_pressure_info): Declare.
6875         * haifa-sched.c (haifa_init_insn): Call init_insn_reg_pressure_info
6876         when sched-pressure is enabled.
6877
6878 2011-04-08  Richard Guenther  <rguenther@suse.de>
6879
6880         * gimple.c (gimple_set_modified): Do not queue calls to
6881         MODIFIED_NORETURN_CALLS here ...
6882         * tree-ssa-operands.c (update_stmt_operands): ... but here.
6883
6884 2011-04-08  Richard Guenther  <rguenther@suse.de>
6885
6886         PR lto/48467
6887         * toplev.c (lang_dependent_init): Do not open asm_out_file
6888         in WPA mode, nor perform debug machinery initialization.
6889         (finalize): Do not unlink asm_out_file in WPA mode.
6890
6891 2011-04-08  Richard Guenther  <rguenther@suse.de>
6892
6893         * gimple.h (gimple_call_fntype): New function.
6894         (gimple_call_return_type): Use it.
6895         * expr.c (expand_expr_real_1): Use gimple_call_fntype.
6896         * gimple-low.c (gimple_check_call_args): Likewise.
6897         * gimple.c (gimple_call_flags): Likewise.
6898         (gimple_call_arg_flags): Likewise.
6899         (gimple_call_return_flags): Likewise.
6900         * tree-cfg.c (verify_gimple_call): Likewise.
6901         (do_warn_unused_result): Likewise.
6902         * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
6903         * value-prof.c (gimple_ic_transform): Fix fndecl check.
6904
6905 2011-04-08  Dmitry Melnik  <dm@ispras.ru>
6906
6907         PR rtl-optimization/48235
6908         * sel-sched.c (code_motion_process_successors): Recompute the last
6909         insn in basic block if control flow changed.
6910         (code_motion_path_driver): Ditto.  Recompute the first insn as well.
6911         Update condition for ilist_remove.
6912
6913 2011-04-08  Alexander Monakov  <amonakov@ispras.ru>
6914
6915         PR rtl-optimization/48302
6916         * sel-sched-ir.h (sel_add_loop_preheaders): Update prototype.
6917         * sel-sched-ir.c (sel_add_loop_preheaders): Add 'bbs' argument.  Use
6918         it to record added preheader blocks.
6919         * sel-sched.c (setup_current_loop_nest): Add 'bbs' argument.  Pass it
6920         on to sel_add_loop_preheaders.
6921         (sel_region_init): Move call to setup_current_loop_nest after
6922         sel_init_bbs.
6923
6924 2011-04-08  Alexander Monakov  <amonakov@ispras.ru>
6925
6926         PR target/48273
6927         * cfgloop.h (loop_has_exit_edges): New helper.
6928         * sel-sched-ir.c (init_global_and_expr_for_insn): Make CALLs
6929         non-clonable.
6930         * sel-sched.c (sel_setup_region_sched_flags): Don't pipeline loops
6931         that have no exit edges.
6932
6933 2011-04-08  Alexander Monakov  <amonakov@ispras.ru>
6934
6935         PR rtl-optimization/48442
6936         * sel-sched.c (init_seqno): Remove number_of_insns argument.  Update
6937         all callers.  Adjust assert.
6938
6939 2011-04-08  Jakub Jelinek  <jakub@redhat.com>
6940
6941         PR tree-optimization/48377
6942         * tree-vect-data-refs.c (vector_alignment_reachable_p): Set
6943         is_packed to true even for types with smaller TYPE_ALIGN than
6944         TYPE_SIZE.
6945
6946 2011-04-08  Richard Guenther  <rguenther@suse.de>
6947
6948         PR bootstrap/48513
6949         * doc/tm.texi: Re-generate.
6950
6951 2011-04-08  Wei Guozhi  <carrot@google.com>
6952
6953         PR target/47855
6954         * config/arm/arm-protos.h (arm_attr_length_push_multi): New prototype.
6955         * config/arm/arm.c (arm_attr_length_push_multi): New function.
6956         * config/arm/arm.md (*push_multi): Change the length computation to
6957         call a C function.
6958
6959 2011-04-08  Anatoly Sokolov  <aesok@post.ru>
6960
6961         * doc/tm.texi.in (ASM_OUTPUT_BSS): Remove documentation.
6962         (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS): Update documentation.
6963         * doc/tm.texi: Regenerate.
6964         * system.h (ASM_OUTPUT_BSS): Poison.
6965         * varasm.c (asm_output_bss): Remove function.
6966         (emit_bss, init_varasm_once): Don't use ASM_OUTPUT_BSS macro.
6967
6968         * config/frv/frv.h (BSS_SECTION_ASM_OP): Remove comment.
6969         * config/frv/fr30.h (BSS_SECTION_ASM_OP): Likewise.
6970         * config/i386/djgpp.h (BSS_SECTION_ASM_OP): Likewise.
6971         * config/i386/i386elf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
6972         Likewise.
6973         * config/sh/sh.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
6974         Likewise.
6975         * config/m68k/m68kelf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
6976         Likewise.
6977         * config/m68k/netbsd-elf.h (ASM_OUTPUT_ALIGNED_BSS): Likewise.
6978
6979 2011-04-07  Joseph Myers  <joseph@codesourcery.com>
6980
6981         * config/rx/rx.opt (rx610, rx200, rx600): Use Enum not Name on
6982         EnumValue lines.
6983
6984 2011-04-07  Joseph Myers  <joseph@codesourcery.com>
6985
6986         * config/m68k/m68k.c (m68k_handle_option): Don't handle
6987         OPT_m68000, OPT_mc68000, OPT_m68010, OPT_m68020, OPT_mc68020,
6988         OPT_m68030, OPT_m68040, OPT_m68060, OPT_m68302, OPT_m68332 and
6989         OPT_mcpu32.
6990         * config/m68k/m68k.h (OPTION_DEFAULT_SPECS, ASM_CPU_SPEC): Don't
6991         handle -mc68000, -m68000, -m68302, -m68010, -mc68020, -m68020,
6992         -m68030, -m68040, -m68060, -mcpu32 and -m68332.
6993         * config/m68k/m68k.opt (m68000, m68010, m68020, m68030, m68040,
6994         m68060, m68302, m68332, mc68000, mc68020, mcpu32): Use Alias.
6995         * config/m68k/t-mlibs (CANONICALIZE_OPTIONS): Remove.
6996         (MULTILIB_OPTIONS): Don't use $(CANONICALIZE_OPTIONS).
6997         (MULTILIB_MATCHES): Map -march= options to corresponding -mcpu=
6998         options.  Don't map other m68k options manually.  Don't handle
6999         old-style options as canonical.
7000         (MULTILIB_EXCEPTIONS): Don't use $(CANONICALIZE_OPTIONS).
7001         * doc/install.texi (m68k-*-*): Document binutils version requirement.
7002
7003 2011-04-07  Eric Botcazou  <ebotcazou@adacore.com>
7004
7005         * basic-block.h (force_nonfallthru): Move to...
7006         * cfghooks.h (struct cfg_hooks): Add force_nonfallthru hook.
7007         (force_nonfallthru): ...here.
7008         * cfghooks.c (force_nonfallthru): New function.
7009         * cfgrtl.c (force_nonfallthru): Rename into...
7010         (rtl_force_nonfallthru): ...this.
7011         (commit_one_edge_insertion): Do not set AUX field.
7012         (commit_edge_insertions): Do not discover new basic blocks.
7013         (rtl_cfg_hooks): Add rtl_force_nonfallthru.
7014         (cfg_layout_rtl_cfg_hooks): Likewise.
7015         * function.c (thread_prologue_and_epilogue_insns): Remove bogus
7016         ATTRIBUTE_UNUSED.  Discover new basic blocks in the prologue insns.
7017         * tree-cfg.c (gimple_cfg_hooks): Add NULL for force_nonfallthru.
7018
7019 2011-04-07  Anatoly Sokolov  <aesok@post.ru>
7020
7021         * config/mips/mips.h (REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P):
7022         Remove macros.
7023
7024 2011-04-07  Uros Bizjak  <ubizjak@gmail.com>
7025
7026         * config/i386/sse.md: Update copyright year.
7027         (avxcvtvecmode): Remove.
7028         (sse_movhlps): Merge with *avx_movhlps.
7029         (sse_movlhps): Merge with *avx_movlhps.
7030         (vec_interleave_highv4sf): Merge with *avx_interleave_highv4sf.
7031         (vec_interleave_lowv4sf): Merge with *avx_interleave_lowv4sf.
7032         (sse_shufps_<mode>): Merge with *avx_shufps_<mode>.
7033         (sse_loadhps): Merge with *avx_loadhps.
7034         (sse_storelps): Merge with *avx_storelps.
7035         (sse_loadlps): Merge with *avx_loadlps.
7036         (sse_movss): Merge with *avx_movss.
7037         (*vec_concatv2sf_sse4_1): Merge with *vec_concatv2sf_avx.
7038         (*vec_concatv4sf_sse): Merge with *vec_concatv4sf_avx.
7039         (*vec_set<mode>_0_sse4_1): Merge with *vec_set<mode>_0_avx.
7040         (*vec_set<mode>_0_sse2): Split multi-unit alternative.
7041         (vec_set<mode>_0): Ditto.
7042         (*vec_setv4sf_sse4_1): Merge with *vec_setv4sf_avx.
7043         (sse4_1_insertps): Merge with *avx_insertps.
7044         (*sse3_interleave_highv2df): Merge with *avx_interleave_highv2df.
7045         (*sse3_interleave_lowv2df): Merge with *avx_interleave_lowv2df.
7046         (vec_interleave_highv2di): Merge with *avx_interleave_highv2di.
7047         (sse2_shufpd_<mode>): Merge with *avx_shufpd_<mode>.
7048         (sse2_storehpd): Merge with *avx_storehpd.
7049         (sse2_loadhpd): Merge with *avx_loadhpd.
7050         (sse2_loadlpd): Merge with *avx_loadlpd.
7051         (sse2_movsd): Merge with *avx_movsd.
7052         (*vec_concatv2df): Merge with *vec_concatv2df.
7053
7054 2011-04-07  Jakub Jelinek  <jakub@redhat.com>
7055
7056         PR debug/48343
7057         * combine.c (combine_instructions): Add last_combined_insn,
7058         update it if insn is after it, pass it to all try_combine calls.
7059         (try_combine): Add last_combined_insn parameter, pass it instead of
7060         i3 to propagate_for_debug.
7061
7062 2011-04-07  Nick Clifton  <nickc@redhat.com>
7063
7064         * config/mn10300/mn10300.md (movqi_internal): Add alternatives
7065         to handle MDR <-> data register transfers.
7066         (movhi_internal): Likewise.
7067
7068 2011-04-07  Alan Modra  <amodra@gmail.com>
7069
7070         * config/rs6000/rs6000.c (rs6000_stack_info): Don't compare against
7071         previous stack info.
7072
7073 2011-04-07  Tom de Vries  <tom@codesourcery.com>
7074
7075         PR target/43920
7076         * cfgcleanup.c (try_crossjump_to_edge): Add dir parameter.  Pass dir to
7077         flow_find_cross_jump.  Swap variables to implement backward replacement.
7078         (try_crossjump_bb): Add argument to try_crossjump_to_edge.
7079
7080 2011-04-07  Tom de Vries  <tom@codesourcery.com>
7081
7082         PR target/43920
7083         * cfgcleanup.c (walk_to_nondebug_insn): New function.
7084         (flow_find_cross_jump): Use walk_to_nondebug_insn.  Recalculate bb1
7085         and bb2.
7086         (try_crossjump_to_edge): Handle case that newpos1 or newpos2 is not
7087         src1 or src2.  Redirect edges to the last basic block.  Update
7088         frequency and count on multiple basic blocks in case of fallthru.
7089
7090 2011-04-07  Tom de Vries  <tom@codesourcery.com>
7091
7092         PR target/43920
7093         * cfgcleanup.c (equal_different_set_p, can_replace_by, merge_dir): New
7094         function.
7095         (old_insns_match_p): Change return type.  Replace return false/true
7096         with return dir_none/dir_both.  Use can_replace_by.
7097         (flow_find_cross_jump): Add dir_p parameter.  Init replacement
7098         direction from dir_p.  Register replacement direction in dir, last_dir
7099         and afterlast_dir.  Handle new return type of old_insns_match_p using
7100         merge_dir.  Return replacement direction in dir_p.
7101         (flow_find_head_matching_sequence, outgoing_edges_match): Handle new
7102         return type of old_insns_match_p.
7103         (try_crossjump_to_edge): Add argument to call to flow_find_cross_jump.
7104         * ifcvt.c ( cond_exec_process_if_block): Add argument to call to
7105         flow_find_cross_jump.
7106         * basic-block.h (enum replace_direction): New type.
7107         (flow_find_cross_jump): Add parameter to declaration.
7108
7109 2011-04-06  Uros Bizjak  <ubizjak@gmail.com>
7110
7111         * config/i386/sse.md (AVXMODEDCVTDQ2PS): Remove.
7112         (AVXMODEDCVTPS2DQ): Ditto.
7113         (VEC_FLOAT_MODE): Ditto.
7114         (<sse>_andnot<mode>3): Merge with avx_andnot<mode>3.  Use VF mode
7115         iterator.  Handle TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL target flag.
7116         (<any_logic:code><mode>3): Use VF mode iterator.
7117         (*<any_logic:code><mode>3): Merge with *avx_<any_logic:code><mode>3.
7118         Use VF mode iterator.
7119         (copysign<mode>3): Use VF mode iterator.
7120         (*andnot<MODEF:mode>3): Merge with *avx_andnot<MODEF:mode>3.  Handle
7121         TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL target flag.
7122         (*<any_logic:code><MODEF:mode>3): Merge with
7123         *avx_<any_logic:code><MODEF:mode>3.
7124         (sse_cvtsi2ss): Merge with *avx_cvtsi2ss.
7125         (sse_cvtsi2ssq): Merge with *avx_cvtsi2ssq.
7126         (avx_cvtdq2ps256): Split from avx_cvtdq2ps<avxmodesuffix>.
7127         (avx_cvtdq2ps<avxmodesuffix>): Remove.
7128         (sse2_cvtdq2ps): Use %v modifier.
7129         (avx_cvtps2dq256): Split from avx_cvtps2dq<avxmodesuffix>.
7130         (avx_cvtps2dq<avxmodesuffix>): Remove.
7131         (sse2_cvtps2dq): Use %v modifier.
7132         (avx_cvttps2dq256): Split from avx_cvttps2dq<avxmodesuffix>.
7133         (avx_cvttps2dq<avxmodesuffix>): Remove.
7134         (sse2_cvttps2dq): Use %v modifier.
7135         (sse2_cvtsi2sd): Merge with *avx_cvtsi2sd.
7136         (sse2_cvtsi2sdq): Merge with *avx_cvtsi2sdq.
7137         (sse2_cvtsd2siq): Fix insn template.
7138         (sse2_cvtsd2siq_2): Ditto.
7139         (sse2_cvttsd2siq): Ditto.
7140         (sse2_cvtsd2ss): Merge with *avx_cvtsd2ss.
7141         (sse2_cvtss2sd): Merge with *avx_cvtss2sd.
7142
7143 2011-04-06  Joseph Myers  <joseph@codesourcery.com>
7144
7145         * gcov-io.c: Use GCC Runtime Library Exception.
7146
7147 2011-04-06  Jakub Jelinek  <jakub@redhat.com>
7148
7149         PR debug/48466
7150         * dwarf2out.c (based_loc_descr): If drap_reg is INVALID_REGNUM, use
7151         as base_reg whatever register reg has been eliminated to, instead
7152         of hardcoding STACK_POINTER_REGNUM.
7153
7154 2011-04-06  Joseph Myers  <joseph@codesourcery.com>
7155
7156         * doc/tm.texi.in: Document C target hooks as separate from general
7157         target hooks.
7158         * doc/tm.texi: Regenerate.
7159         * genhooks.c (struct hook_desc): Add docname field.
7160         (HOOK_VECTOR_1, DEFHOOKPOD, DEFHOOK, DEFHOOK_UNDOC).  Initialize
7161         docname field.
7162         (hook_array): Include c-target.def.
7163         (emit_documentation): Use docname field in output.
7164         (emit_init_macros): Take docname argument.  Only emit definitions
7165         for hooks matching docname.
7166         (main): Expect additional arguments in all cases.  Pass argument
7167         to emit_init_macros.
7168         * target.def: Move initial macro definitions and comments to
7169         target-hooks-macros.h.
7170         (gcc_targetcm): Move to c-family/c-target.def.
7171         * target.h (targetcm): Move declaration to c-family/c-target.h.
7172         * targhooks.c (default_handle_c_option): Move to
7173         c-family/c-opts.c.
7174         * targhooks.h (default_handle_c_option): Move declaration to
7175         c-family/c-common.h.
7176         * target-hooks-macros.h: New file.
7177         * config.gcc (target_has_targetcm): Define and use to add to
7178         c_target_objs and cxx_target_objs.
7179         * config/default-c.c: New file.
7180         * config/darwin-c.c: Include c-target.h and c-target-def.h instead
7181         of target.h and target-def.h.
7182         (TARGET_HANDLE_C_OPTION, targetcm): Define later in file.
7183         (darwin_objc_construct_string, darwin_cfstring_ref_p,
7184         darwin_check_cfstring_format_arg): Make static.
7185         (TARGET_OBJC_CONSTRUCT_STRING_OBJECT,
7186         TARGET_STRING_OBJECT_REF_TYPE_P,
7187         TARGET_CHECK_STRING_OBJECT_FORMAT_ARG): Define here.
7188         * config/darwin-protos.h (darwin_objc_construct_string,
7189         darwin_cfstring_ref_p, darwin_check_cfstring_format_arg): Don't
7190         declare.
7191         * config/darwin.h (TARGET_OBJC_CONSTRUCT_STRING_OBJECT,
7192         TARGET_STRING_OBJECT_REF_TYPE_P,
7193         TARGET_CHECK_STRING_OBJECT_FORMAT_ARG, TARGET_HAS_TARGETCM): Remove.
7194         * config/t-darwin (darwin-c.o): Update dependencies.
7195         * system.h (TARGET_HAS_TARGETCM): Poison.
7196         * Makefile.in (TARGET_H): Update.
7197         (TARGET_DEF, C_TARGET_DEF, C_TARGET_H, C_TARGET_DEF_H): Define.
7198         (c-family/c-format.o, c-family/c-opts.o): Update dependencies.
7199         (default-c.o): New target.
7200         (s-target-hooks-def-h): Pass "Target Hook" string to genhooks.
7201         (c-family/c-target-hooks-def.h, s-c-target-hooks-def-h): New targets.
7202         (s-tm-texi): Pass -d option to genhooks.  Also test timestamp on
7203         c-target.def.
7204         (build/genhooks.o): Update dependencies.
7205
7206 2011-04-06  Richard Guenther  <rguenther@suse.de>
7207
7208         * ipa-inline.c (enum inlining_mode): Remove.
7209         (cgraph_flatten): Use some other token.
7210         (cgraph_edge_early_inlinable_p): New function, split out from ...
7211         (cgraph_perform_always_inlining): New function, split out from ...
7212         (cgraph_decide_inlining_incrementally): ... here.
7213         (cgraph_mark_inline_edge): Adjust.
7214         (cgraph_early_inlining): Re-structure.
7215         (pass_early_inline): Require SSA form.
7216
7217 2011-04-06  Andrew Stubbs  <ams@codesourcery.com>
7218             Julian Brown  <julian@codesourcery.com>
7219             Mark Shinwell  <shinwell@codesourcery.com>
7220
7221         * config/arm/arm.h (arm_class_likely_spilled_p): Check against
7222         LO_REGS only for Thumb-1.
7223         (MODE_BASE_REG_CLASS): Restrict base registers to those which can
7224         be used in short instructions when optimising for size on Thumb-2.
7225
7226 2011-04-06  Eric Botcazou  <ebotcazou@adacore.com>
7227
7228         * gimple-low.c (lower_gimple_return): When not optimizing, force labels
7229         associated with user returns to be preserved.
7230
7231 2011-04-06  Tristan Gingold  <gingold@adacore.com>
7232
7233         * dbxout.c (debug_nesting, symbol_queue, symbol_queue_index,
7234         symbol_queue_size, DBXOUT_DECR_NESTING,
7235         (DBXOUT_DECR_NESTING_AND_RETURN): Also define
7236         if XCOFF_DEBUGGING_INFO.
7237
7238 2011-04-06  Uros Bizjak  <ubizjak@gmail.com>
7239
7240         * config/i386/i386.md (attribute isa): New.
7241         (attribute enabled): New.
7242         (setcc_<mode>_sse): Merge from *{avx,sse}_setcc<mode>.
7243         (*fop_<mode>_comm_mixed): Merge with *fop_<mode>_comm_mixed_avx.
7244         (*fop_<mode>_comm_sse): Merge with *fop_<mode>_comm_avx.
7245         (*fop_<mode>_1_mixed): Merge with *fop_<mode>_1_mixed_avx.
7246         (*fop_<mode>_1_sse): Merge with *fop_<mode>_1_avx.
7247         (<smaxmin:code><mode>3): Merge with *avx_<smaxmin:code><mode>3.
7248         (*ieee_smin<mode>3): Merge with *avx_ieee_smin<mode>3.
7249         (*ieee_smax<mode>3): Merge with *avx_ieee_smax<mode>3.
7250
7251         * config/i386/sse.md (VF): New mode iterator.
7252         (VF1): Ditto.
7253         (VF2): Ditto.
7254         (VF_128): Ditto.
7255         (SSEMODEF4): Remove.
7256         (attribute sse): Handle V8SF and V4DF modes.
7257         (<absneg:code><mode>2): Use VF mode iterator.
7258         (*absneg<mode>2): Merge from *{avx,sse}_absneg<mode>2.  Use VF
7259         mode iterator.
7260         (<plusminus_insn><mode>3): Use VF mode iterator.
7261         (*<plusminus_insn><mode>3): Merge with *avx_<plusminus_insn><mode>3.
7262         Use VF mode iterator.
7263         (<sse>_vm<plusminus_insn><mode>3): Merge with
7264         *avx_vm<plusminus_insn><mode>3.  Use VF_128 mode iterator.
7265         (mul<mode>3): Use VF mode iterator.
7266         (*mul<mode>3): Merge with *avx_mul<mode>3.  Use VF mode iterator.
7267         (<sse>_vmmul<mode>3): Merge with *avx_vmmul<mode>3.  Use VF_128
7268         mode iterator.
7269         (div<VF2:mode>3): Merge from divv2df3 and divv4df3.
7270         (div<VF1:mode>3): Merge from divv4sf3 and divv8sf3.
7271         (<sse>_div<mode>3): Merge with *avx_div<mode>3.  Use VF mode iterator.
7272         (<sse>_vmdiv<mode>3): Merge with *avx_vmdiv<mode>3.  Use VF_128
7273         mode iterator.
7274         (<sse>_rcp<mode>2): Merge from avx_rcpv8sf2 and sse_rcpv4sf2.
7275         Use VF1 mode iterator.
7276         (sse_vmrcpv4sf2): Merge with *avx_vmrcpv4sf2.
7277         (sqrt<VF2:mode>2): New expander.
7278         (sqrt<VF1:mode>2): Merge from sqrtv4sf2 and sqrtv8sf2.
7279         (<sse>_sqrt<mode>2): Merge from avx_sqrtv8sf2, sse_sqrtv4sf, sqrtv4df2
7280         and sqrtv2df2.  Use VF mode iterator.
7281         (<sse>_vmsqrt<mode>2): Merge with *avx_vmsqrt<mode>2.  Use VF_128
7282         mode iterator.
7283         (rsqrt<VF1:mode>2): Merge from rsqrtv4sf2 and rsqrtv8sf2.
7284         (<sse>_rsqrt<mode>2): Merge from avx_rsqrtv8sf2 and sse_rsqrt4sf2.
7285         Use VF1 mode iterator.
7286         (sse_vmrsqrtv4sf2): Merge with *avx_vmrsqrtv4sf2.
7287         (<smaxmin:code><mode>3): Use VF mode iterator.
7288         (*<smaxmin:code><mode>3_finite): Merge with
7289         *avx_<smaxmin:code><mode>3_finite.  Use VF mode iterator.
7290         (*<smaxmin:code><mode>3): Merge with *avx_<smaxmin:code><mode>3.
7291         (<sse>_vm<smaxmin:code><mode>2): Merge with
7292         *avx_vm<smaxmin:code><mode>2.  Use VF_128 mode iterator.
7293         (*ieee_smin<mode>3): Merge with *avx_ieee_smin<mode>3.  Use VF
7294         mode iterator.
7295         (*ieee_smax<mode>3): Merge with *avx_ieee_smax<mode>3.  Use VF
7296         mode iterator.
7297         (sse3_addsubv2df3): Merge with *avx_addsubv2df3.
7298         (sse3_addsubv4sf3): Merge with *avx_addsubv4sf3.
7299         (sse3_h<plusminus_insn>v2df3): Merge with *avx_h<plusminus_insn>v2df3.
7300         (sse3_h<plusminus_insn>v4sf3): Merge with *avx_h<plusminus_insn>v4sf3.
7301         (avx_cmp<mode>3): Rename from avx_cmp<ssemodesuffix><mode>3.  Use
7302         VF mode iterator.
7303         (avx_vmcmp<mode>3): Rename from avx_cmp<ssescalarmodesuffix><mode>3.
7304         Use VF_128 mode iterator.
7305         (<sse>_maskcmp<mode>3): Merge with *avx_maskcmp<mode>3.  Use VF
7306         mode iterator.
7307         (<sse>_vmmaskcmp<mode>3): Merge with *avx_vmmaskcmp<mode>3.  Use
7308         VF_128 mode iterator.
7309         (vcond<mode>): Use VF mode iterator.
7310         * config/i386/predicates.md (sse_comparison_operator): Merge with
7311         avx_comparison_float_operator.  Do not declare as special_predicate.
7312         * config/i386/i386.c (struct builtin_description): Update for renamed
7313         compare patterns.
7314         (ix86_expand_args_builtin): Ditto.
7315         (ix86_expand_sse_compare_mask): Ditto.
7316
7317 2011-04-06  Richard Guenther  <rguenther@suse.de>
7318
7319         * tree-inline.c (estimate_num_insns): For calls simply account
7320         for all passed arguments and a used return value.
7321
7322 2011-04-06  Richard Guenther  <rguenther@suse.de>
7323
7324         PR tree-optimization/47663
7325         * cgraph.h (struct cgraph_edge): Add call_stmt_size and
7326         call_stmt_time fields.
7327         (cgraph_edge_inlinable_p): Declare.
7328         (cgraph_edge_recursive_p): New inline function.
7329         * cgraph.c (cgraph_create_edge_1): Initialize call_stmt_size.
7330         (cgraph_clone_edge): Copy it.
7331         * ipa-inline.c (cgraph_estimate_edge_time): New function.
7332         Account for call stmt time.
7333         (cgraph_estimate_time_after_inlining): Take edge argument.
7334         (cgraph_estimate_edge_growth): Account call stmt size.
7335         (cgraph_estimate_size_after_inlining): Take edge argument.
7336         (cgraph_mark_inline_edge): Adjust.
7337         (cgraph_check_inline_limits): Likewise.
7338         (cgraph_recursive_inlining_p): Remove.
7339         (cgraph_edge_badness): Use cgraph_edge_recursive_p.
7340         (cgraph_decide_recursive_inlining): Take edge argument and
7341         adjust.
7342         (cgraph_decide_inlining_of_small_functions): Do not avoid
7343         diags for recursive inlining here.
7344         (cgraph_flatten): Adjust.
7345         (cgraph_decide_inlining_incrementally): Likewise.
7346         (estimate_function_body_sizes): Remove call cost handling.
7347         (compute_inline_parameters): Initialize caller edge call costs.
7348         (cgraph_estimate_edge_growth): New function.
7349         (cgraph_estimate_growth): Use it.
7350         (cgraph_edge_badness): Likewise.
7351         (cgraph_check_inline_limits): Take an edge argument.
7352         (cgraph_decide_inlining_of_small_functions): Adjust.
7353         (cgraph_decide_inlining): Likewise.
7354         * tree-inline.c (estimate_num_insns): Only account for call
7355         return value if it is used.
7356         (expand_call_inline): Avoid diagnostics on recursive inline
7357         functions here.
7358         * lto-cgraph.c (lto_output_edge): Output edge call costs.
7359         (input_edge): Input edge call costs.
7360
7361 2011-04-06  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
7362
7363         * config/alpha/osf5.h (MAX_OFILE_ALIGNMENT): Define.
7364
7365 2011-04-06  Jonathan Wakely  <jwakely.gcc@gmail.com>
7366
7367         * doc/invoke.texi (Spec Files): Fix typo.
7368
7369 2011-04-06  Eric Botcazou  <ebotcazou@adacore.com>
7370
7371         * profile.c (branch_prob): Move declaration of local variable.  Remove
7372         obsolete ??? comment.  Expand the location explicitly instead of using
7373         the LOCATION_FILE and LOCATION_LINE macros.
7374
7375 2011-04-06  Wei Guozhi  <carrot@google.com>
7376
7377         PR target/47855
7378         * config/arm/arm.md (arm_cmpsi_insn): Compute attr "length".
7379         (arm_cond_branch): Likewise.
7380         (arm_cond_branch_reversed): Likewise.
7381         (arm_jump): Likewise.
7382         (push_multi): Likewise.
7383         * config/arm/constraints.md (Py): New constraint.
7384
7385 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
7386
7387         PR bootstrap/48471
7388         * dbxout.c (debug_nesting, symbol_queue, symbol_queue_index):
7389         Move these...
7390         (symbol_queue_size, DBXOUT_DECR_NESTING): ...and these...
7391         (DBXOUT_DECR_NESTING_AND_RETURN): ...and this under
7392         #ifdef DBX_DEBUGGING_INFO.
7393
7394 2011-04-05  Bernd Schmidt  <bernds@codesourcery.com>
7395
7396         PR bootstrap/48403
7397         * haifa-sched.c (schedule_block): Increment cycle_issued_insns only
7398         if old and new states differ.
7399
7400 2011-04-05  Joseph Myers  <joseph@codesourcery.com>
7401
7402         * config/m68k/m68k.c (m68k_handle_option): Don't handle OPT_m5200,
7403         OPT_m5206e, OPT_m528x, OPT_m5307, OPT_m5407 and OPT_mcfv4e.
7404         * config/m68k/m68k.h (OPTION_DEFAULT_SPECS, ASM_CPU_SPEC): Don't
7405         handle -m5200, -m5206e, -m528x, -m5307, -m5407 and -mcfv4e.
7406         * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407,
7407         mcfv4e): Use Alias.
7408         * config/m68k/t-mlibs (MULTILIB_MATCHES): Don't map legacy
7409         ColdFire options to -mcpu= options.
7410
7411 2011-04-05  Jeff Law  <law@redhat.com>
7412
7413         * tree-ssa-threadupdate.c (determine_bb_domination_status): Always
7414         check if BB is a successor of LOOP->header and return
7415         NONDOMINATING if it is not, regardless of ENABLE_CHECKING.
7416
7417 2011-04-05  Steven Bosscher  <steven@gcc.gnu.org>
7418
7419         * cprop.c (struct reg_use): Remove.
7420         (reg_use_table): Make an array of RTX.
7421         (find_used_regs, constprop_register, local_cprop_pass,
7422         bypass_block): Simplify users of reg_use_table.
7423         (cprop_insn): Likewise.  Iterate if copy propagation succeeded
7424         on one of the uses found by find_used_regs.
7425
7426 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
7427
7428         PR bootstrap/48469
7429         * combine.c (combine_instructions): #ifdef AUTO_INC_DEC links
7430         declaration.
7431
7432 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
7433
7434         * combine.c (combine_instructions) [AUTO_INC_DEC]: Declare links
7435         as an rtx.
7436         (try_combine) [AUTO_INC_DEC]: Declare a local link rtx.
7437
7438 2011-04-05  Steven Bosscher  <steven@gcc.gnu.org>
7439
7440         PR middle-end/48441
7441         * cprop.c (one_cprop_pass): Do not mark_oprs_set of deleted insns.
7442
7443 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
7444
7445         * combine.c: Include obstack.h.
7446         (struct insn_link): Define.
7447         (uid_log_links): Adjust type.
7448         (FOR_EACH_LOG_LINK): New macro.
7449         (insn_link_obstack): Declare.
7450         (alloc_insn_link): Define.
7451         (create_log_links): Call it.  Use FOR_EACH_LOG_LINK and adjust
7452         type of link variables.
7453         (find_single_use, insn_a_feeds_b, combine_instructions): Likewise.
7454         (try_combine, record_promoted_values, distribute_notes): Likewise.
7455         (distribute_links): Likewise.  Tweak prototype.
7456         (clear_log_links): Delete.
7457         (adjust_for_new_dest): Call alloc_insn_link.
7458         * Makefile.in (combine.o): Depend on $(OBSTACK_H).
7459
7460 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
7461
7462         * gcse.c (modify_mem_list): Convert to an array of VECs.
7463         (canon_modify_mem_list, compute_transp): Tweak formatting.
7464         (alloc_gcse_mem): Likewise.  Adjust for modify_mem_list change.
7465         (load_killed_in_block_p): Likewise.
7466         (record_last_mem_set_info): Likewise.
7467         (clear_modify_mem_tables): Likewise.
7468
7469 2011-04-05  Tom de Vries  <tom@codesourcery.com>
7470
7471         PR middle-end/48461
7472         * function.c (emit_use_return_register_into_block): Only define if
7473         HAVE_return.
7474
7475 2011-04-05  Eric Botcazou  <ebotcazou@adacore.com>
7476
7477         * stor-layout.c (self_referential_size): Fix 2010-07-13 commit.
7478
7479 2011-04-05  Joseph Myers  <joseph@codesourcery.com>
7480
7481         * config/rx/rx-opts.h: New.
7482         * config/rx/rx.c (rx_cpu_type): Remove.
7483         (rx_handle_option): Don't assert that global structures are in
7484         use.  Access variables via opts pointer.  Defer most handling of
7485         OPT_mint_register_.  Use error_at.
7486         (rx_option_override): Handle deferred OPT_mint_register_ here.
7487         * config/rx/rx.h (enum rx_cpu_types): Move to rx-opts.h.
7488         * config/rx/rx.opt (config/rx/rx-opts.h: New HeaderInclude.
7489         (mcpu=): Use Enum and specifiy rx_cpu_type with Var.
7490         (rx_cpu_types): New Enum and EnumValue entries.
7491         (mint-register=): Use Defer and use Var accordingly.
7492
7493 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
7494
7495         * debug.h (debug_flush_symbol_queue, debug_queue_symbol): Delete.
7496         (debug_free_queue, debug_nesting, symbol_queue_index): Delete.
7497         * final.c (debug_flush_symbol_queue, debug_queue_symbol):
7498         Move these...
7499         (debug_free_queue, debug_nesting, symbol_queue_index):
7500         ...and these...
7501         * dbxout.c: ...to here.  Make static.
7502
7503 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
7504
7505         * gcse.c (modify_pair): Define.  Define a VEC of it.
7506         (canon_modify_mem_list): Convert to an array of VECs.
7507         (free_insn_expr_list_list): Delete.
7508         (clear_modify_mem_tables): Call VEC_free instead.
7509         (record_last_mem_set_info): Don't modify canon_modify_mem_list.
7510         (alloc_gcse_mem): Adjust for canon_modify_mem_list change.
7511         (canon_list_insert, compute_transp): Likewise.
7512
7513 2011-04-05  Tom de Vries  <tom@codesourcery.com>
7514
7515         PR target/43920
7516         * config/arm/arm.h (BRANCH_COST): Set to 1 for Thumb-2 when optimizing
7517         for size.
7518
7519 2011-04-05  Tom de Vries  <tom@codesourcery.com>
7520
7521         PR target/43920
7522         * function.c (emit_use_return_register_into_block): New function.
7523         (thread_prologue_and_epilogue_insns): Use
7524         emit_use_return_register_into_block.
7525
7526 2011-04-05  Tom de Vries  <tom@codesourcery.com>
7527
7528         PR target/43920
7529         * cfgcleanup.c (flow_find_cross_jump): Don't count USE or CLOBBER as
7530         insn.
7531
7532 2011-04-05  Tom de Vries  <tom@codesourcery.com>
7533
7534         * cfgcleanup.c (try_crossjump_bb): Remove 2 superfluous variables.
7535
7536 2011-04-05  Yufeng Zhang  <yufeng.zhang@arm.com>
7537
7538         * config/arm/arm.md (define_constants for unspec): Replace with
7539         define_c_enum.
7540         (define_constants for unspecv): Replace with define_c_enum.
7541         * config/arm/neon.md (define_constants for unspec): Replace with
7542         define_c_enum.
7543
7544 2011-04-04  Richard Henderson  <rth@redhat.com>
7545
7546         PR bootstrap/48400
7547         * dwarf2out.c (output_line_info): Always emit line info from
7548         at least one section.
7549         (dwarf2out_init): Create text_section_line_info here ...
7550         (set_cur_line_info_table): ... not here.
7551
7552 2011-04-04  Vladimir Makarov  <vmakarov@redhat.com>
7553
7554         PR target/48380
7555         * ira.c (ira): Call grow_reg_equivs when fix_reg_equiv_init is
7556         not called.
7557
7558         * ira-emit.c (emit_move_list): Update reg_equiv_init insn list.
7559
7560 2011-04-04  Steven Bosscher  <steven@gcc.gnu.org>
7561
7562         * cprop.c (struct expr): Split 'expr' field in 'dest' and 'src'.
7563         (expr_equiv_p): Remove.
7564         (insert_set_in_table): Look at <dest, src> pair instead of expr.
7565         (hash_scan_set): Update call to insert_set_in_table.
7566         (dump_hash_table): Dump <dest, src> pair.
7567         (lookup_set): Simplify.  Lookup <dest, src> pair.
7568         (compute_transp): Remove, fold heavily simplified code into...
7569         (compute_local_properties): ...here.  Expect COMP and TRANSP
7570         unconditionally.
7571         (find_avail_set): Take set directly from struct expr.
7572         (find_bypass-set): Likewise.
7573         (bypass_block): Likewise.
7574         (cprop_insn): Likewise.  Remove redundant INSN_P test.
7575
7576         * cprop.c (implicit_set_cond_p): Assume nothing about COND, move
7577         checks on form of COND from find_implicit_sets to here.
7578         (find_implicit_sets): Cleanup control flow. Split critical edges
7579         if it exposes implicit sets.  Allocate/resize implicit_sets as
7580         necessary.
7581         (one_cprop_pass): Only delete unreachable blocks if local_cprop_pass
7582         changed something.  Run df_analyze after find_implicit_sets if any
7583         edges were split.  Do not allocate implicit_sets here.
7584
7585         * cprop.c: s/gcse/cprop/ everywhere except for flag_gcse.
7586         (gcse_obstack): Renamed to cprop_obstack.
7587         (GNEW, GNEWVEC, GNEWVAR): Remove.
7588         (gmalloc): Remove.
7589         (alloc_hash_table): Use XNEWVAR instead of GNEWVAR.
7590         (GOBNEW, GOBNEWVAR): Adjust for gcse_obstack renaming.
7591         (gcse_alloc): Likewise, and rename to cprop_alloc.
7592         (alloc_gcse_men, free_gcse_mem): Remove.
7593         (gcse_constant_p): Rename to cprop_constant_p, and adjust all callers.
7594         (compute_hash_table_work): Allocate and free reg_set_bitmap here.
7595         (one_cprop_pass): Likewise. Adjust for gcse_obstack renaming.
7596
7597         * cprop.c (oprs_not_set_p): Remove.
7598         (mark_set, mark_clobber): Remove.
7599         (mark_oprs_set): Rewrite using DF_INSN_INFO_DEFS cache.
7600         (reg_not_set_p): New function.
7601         (find_avail_set): Use reg_not_set_p instead of oprs_not_set_p.
7602         (cprop_insn): Likewise.
7603         (cprop_jump): Use FOR_EACH_EDGE.
7604
7605 2011-04-04  Bernd Schmidt  <bernds@codesourcery.com>
7606
7607         PR bootstrap/48403
7608         * haifa-sched.c (nonscheduled_insns_begin): New static variable.
7609         (rank_for_schedule): Use scheduled_insns vector instead of
7610         last_scheduled_insn.
7611         (ok_for_early_queue_removal): Likewise.
7612         (queue_to_ready): Search forward in nonscheduled_insns_begin if
7613         we have a dbg_cnt.
7614         (choose_ready): Likewise.
7615         (commit_schedule): Use VEC_iterate.
7616         (schedule_block): Initialize nonscheduled_insns_begin.  If we have
7617         a dbg_cnt, use it and ensure the first insn is in the ready list.
7618         (haifa_sched_init): Allocate scheduled_insns.
7619         (sched_extend_ready_list): Don't allocate it; reserve space.
7620         (haifa_sched_finish): Free it.
7621
7622 2011-04-04  Joseph Myers  <joseph@codesourcery.com>
7623
7624         * optc-gen.awk: Always remove type from Variable entry before
7625         recording in var_seen.
7626
7627 2011-04-04  Eric Botcazou  <ebotcazou@adacore.com>
7628
7629         * cfghooks.c (tidy_fallthru_edges): Add ??? comment.
7630         * tree-inline.c (delete_unreachable_blocks_update_callgraph): Remove
7631         call to tidy_fallthru_edges.
7632
7633 2011-04-04  Joseph Myers  <joseph@codesourcery.com>
7634
7635         * doc/options.texi (ToLower): Document.
7636         * opt-functions.awk (switch_bit_fields): Initialize cl_tolower field.
7637         * opts-common.c (decode_cmdline_option): Handle cl_tolower.
7638         * opts.h (cl_option): Add cl_tolower field.
7639         * config/rx/rx.c (rx_handle_option): Use strcmp of -mcpu=
7640         arguments with lowercase strings.
7641         * config/rx/rx.opt (mcpu=): Add ToLower.
7642         * config/rx/t-rx (MULTILIB_MATCHES): Don't handle uppercase -mcpu=
7643         argument.
7644
7645 2011-04-04  Richard Sandiford  <richard.sandiford@linaro.org>
7646
7647         * config/pdp11/pdp11.h (IRA_COVER_CLASSES): Delete.
7648
7649 2011-04-04  Richard Sandiford  <richard.sandiford@linaro.org>
7650
7651         * config/vax/vax.c: Include reload.h.
7652
7653 2011-04-04  Anatoly Sokolov  <aesok@post.ru>
7654
7655         * config/sparc/sparc.h (PREFERRED_RELOAD_CLASS): Remove.
7656         * config/sparc/sparc.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
7657         (sparc_preferred_reload_class): New function.
7658
7659 2011-04-04  Jakub Jelinek  <jakub@redhat.com>
7660
7661         PR debug/48401
7662         * cfgexpand.c (expand_gimple_basic_block): Avoid useless assignment.
7663         Use PAT_VAR_LOCATION_LOC instead of INSN_VAR_LOCATION_LOC.
7664
7665 2011-04-03  Nathan Froyd  <froydnj@codesourcery.com>
7666
7667         * tree.h (struct tree_const_decl): Inherit from tree_decl_common.
7668         * tree.c (initialize_tree_contains_struct): Adjust accordingly.
7669
7670 2011-04-03  Anatoly Sokolov  <aesok@post.ru>
7671
7672         * config/avr/avr.h (ASM_OUTPUT_BSS): Remove.
7673         (ASM_OUTPUT_ALIGNED_BSS): Define.
7674
7675 2011-04-03  Michael Matz  <matz@suse.de>
7676
7677         * lto-streamer.h (struct lto_streamer_cache_d): Remove offsets
7678         and next_slot members.
7679         (lto_streamer_cache_insert, lto_streamer_cache_insert_at,
7680         lto_streamer_cache_lookup, lto_streamer_cache_get): Adjust prototypes.
7681         (lto_streamer_cache_append): Declare.
7682         * lto-streamer.c (lto_streamer_cache_add_to_node_array): Use
7683         unsigned index, remove offset parameter, ensure that we append
7684         or update existing entries.
7685         (lto_streamer_cache_insert_1): Use unsigned index, remove offset_p
7686         parameter, update next_slot for append.
7687         (lto_streamer_cache_insert): Use unsigned index, remove offset_p
7688         parameter.
7689         (lto_streamer_cache_insert_at): Likewise.
7690         (lto_streamer_cache_append): New function.
7691         (lto_streamer_cache_lookup): Use unsigned index.
7692         (lto_streamer_cache_get): Likewise.
7693         (lto_record_common_node): Don't test tree_node_can_be_shared.
7694         (preload_common_node): Adjust call to lto_streamer_cache_insert.
7695         (lto_streamer_cache_delete): Don't free offsets member.
7696         * lto-streamer-out.c (eq_string_slot_node): Use memcmp.
7697         (lto_output_string_with_length): Use lto_output_data_stream.
7698         (lto_output_tree_header): Remove ix parameter, don't write it.
7699         (lto_output_builtin_tree): Likewise.
7700         (lto_write_tree): Adjust callers to above, don't track and write
7701         offset, write unsigned index.
7702         (output_unreferenced_globals): Don't emit all global vars.
7703         (write_global_references): Use unsigned indices.
7704         (lto_output_decl_state_refs): Likewise.
7705         (write_symbol): Likewise.
7706         * lto-streamer-in.c (lto_input_chain): Move earlier.
7707         (input_function): Use unsigned index.
7708         (input_alias_pairs): Don't read and then ignore all global vars.
7709         (lto_materialize_tree): Remove ix_p parameter, don't read index,
7710         don't pass it back, use lto_streamer_cache_append.
7711         (lto_register_var_decl_in_symtab): Use unsigned index.
7712         (lto_register_function_decl_in_symtab): Likewise.
7713         (lto_get_pickled_tree): Don't read in or handle offset, read unsigned
7714         index.
7715         (lto_get_builtin_tree): Don't read index, use
7716         lto_streamer_cache_append.
7717         (lto_read_tree): Adjust call to lto_materialize_tree.
7718
7719         * ipa-inline.c (cgraph_edge_badness): Move growth calculaton,
7720         don't use function calls in arguments to MIN.
7721
7722         * varasm.c (decl_binds_to_current_def_p): Don't check TREE_PUBLIC
7723         twice.
7724
7725         * gimple.c (gimple_type_leader_entry): Mark deletable.
7726
7727 2011-04-03  Alan Modra  <amodra@gmail.com>
7728
7729         * dwarf2out.c (mem_loc_descriptor): Recurse on LO_SUM.
7730
7731 2011-04-03  Michael Matz  <matz@suse.de>
7732
7733         * tree.c (free_lang_data_in_decl): Zero DECL_VINDEX if it's not
7734         an integer.
7735         * tree.h (tree_decl_non_common.vindex): Adjust comment.
7736
7737 2011-04-03  Michael Matz  <matz@suse.de>
7738
7739         * cgraphbuild.c (record_reference): Canonicalize constructor values.
7740         * gimple-fold.c (canonicalize_constructor_val): Accept being called
7741         without function context.
7742         * cgraphunit.c (cgraph_finalize_compilation_unit): Clear
7743         current_function_decl and cfun.
7744
7745 2011-04-03  Michael Matz  <matz@suse.de>
7746
7747         * tree.c (decl_init_priority_insert): Don't create entry for
7748         default priority.
7749         (decl_fini_priority_insert): Ditto.
7750         (fields_compatible_p, find_compatible_field): Remove.
7751         * tree.h (fields_compatible_p, find_compatible_field): Remove.
7752         * gimple.c (gimple_compare_field_offset): Adjust block comment.
7753
7754 2011-04-03  Eric Botcazou  <ebotcazou@adacore.com>
7755
7756         * combine.c (try_combine): Remove useless local variable.
7757
7758 2011-04-03  Richard Guenther  <rguenther@suse.de>
7759             Ira Rosen  <ira.rosen@linaro.org>
7760
7761         * tree-if-conv.c (memrefs_read_or_written_unconditionally): Strip all
7762         non-variable offsets and compare the remaining bases of the two
7763         accesses instead of looking for exact same data-ref.
7764
7765 2011-04-02  Kai Tietz  <ktietz@redhat.com>
7766
7767         PR target/48416
7768         * i386.c (ix86_function_arg_boundary): Fix printf formatter.
7769
7770         * i386.c (ix86_is_msabi_thiscall): New helper function.
7771         (ix86_is_type_thiscall): New helper function.
7772         (ix86_comp_type_attributes): Handle thiscall for method-functions
7773         special.
7774         (init_cumulative_args): Likewise.
7775         (find_drap_reg): Likewise.
7776         (ix86_static_chain): Likewise.
7777         (x86_this_parameter): Likewise.
7778         (x86_output_mi_thunk): Likewise.
7779
7780 2011-04-01  Olivier Hainque  <hainque@adacore.com>
7781             Nicolas Setton  <setton@adacore.com>
7782             Eric Botcazou  <ebotcazou@adacore.com>
7783
7784         * dwarf2out.c (dwarf_attr_name): Map DW_AT_GNAT_descriptive_type.
7785         (add_gnat_descriptive_type_attribute): New function.
7786         (gen_array_type_die): Call it.
7787         (gen_enumeration_type_die): Likewise.
7788         (gen_struct_or_union_type_die): Likewise.
7789         (modified_type_die): Likewise.
7790         * langhooks.h (lang_hooks_for_types): New descriptive_type hook.
7791         * langhooks-def.h (LANG_HOOKS_DESCRIPTIVE_TYPE): Default to NULL.
7792         (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_DESCRIPTIVE_TYPE.
7793
7794 2011-04-01  Jakub Jelinek  <jakub@redhat.com>
7795
7796         PR bootstrap/48148
7797         * dwarf2out.c (resolve_addr): Don't call force_decl_die
7798         if DECL_EXTERNAL has non-NULL DECL_ABSTRACT_ORIGIN.
7799
7800         Revert:
7801         2011-03-17  Richard Guenther  <rguenther@suse.de>
7802
7803         PR bootstrap/48148
7804         * lto-cgraph.c (input_overwrite_node): Clear the abstract
7805         origin for decls in other ltrans units.
7806         (input_varpool_node): Likewise.
7807
7808 2011-04-01  Jakub Jelinek  <jakub@redhat.com>
7809
7810         PR middle-end/48335
7811         * expr.c (expand_assignment): Handle all possibilities
7812         if TO_RTX is CONCAT.
7813         * expmed.c (store_bit_field_1): Avoid trying to create invalid SUBREGs.
7814         (store_split_bit_field): If SUBREG_REG (op0) or
7815         op0 itself has smaller mode than word, return it
7816         for offset 0 and const0_rtx for out-of-bounds stores.
7817         If word is const0_rtx, skip it.
7818
7819 2011-04-01  Naveen H.S  <naveen.S@kpitcummins.com>
7820
7821         * config/h8300/h8300.c (print_operand_address): Rename to...
7822         (h8300_print_operand_address): ...this. Make static. Adjust comments.
7823         Call h8300_print_operand and h8300_print_operand_address instead of
7824         print_operand and print_operand_address. Declare.
7825         (print_operand): Renake to...
7826         (h8300_print_operand): ...this. Make static. Adjust comments.
7827         Call h8300_print_operand instead of print_operand. Declare.
7828         (h8300_print_operand_punct_valid_p): Moved from h8300.h file.
7829         (h8300_register_move_cost): Likewise.
7830         (TARGET_PRINT_OPERAND_PUNCT_VALID_P, TARGET_PRINT_OPERAND
7831         TARGET_PRINT_OPERAND_ADDRESS, TARGET_REGISTER_MOVE_COST): Define.
7832         * config/h8300/h8300.h (PRINT_OPERAND_ADDRESS, PRINT_OPERAND
7833         PRINT_OPERAND_PUNCT_VALID_P, REGISTER_MOVE_COST): Delete.
7834         * config/h8300/h8300-protos.h (print_operand): Delete.
7835         (print_operand_address): Delete.
7836
7837 2011-04-01  Richard Henderson  <rth@redhat.com>
7838
7839         PR 48400
7840         * dwarf2out.c (dwarf2out_source_line): Disable discriminators
7841         in strict mode before dwarf4.  Re-order tests to early out
7842         before switching sections.
7843
7844 2011-04-01  Nathan Froyd  <froydnj@codesourcery.com>
7845
7846         * config/h8300/constraints.md: New file.
7847         * config/h8300/h8300.md: Include it.  Use satisfies_constraint_J,
7848         satisfies_constraint_L, and satisfies_constraint_N for peephole2s.
7849         (*tst_extzv_1_n, *tstsi_variable_bit_qi): Use satisfies_constraint_U.
7850         * config/h8300/predicates.md (bit_operand): Likewise.
7851         (incdec_operand): Use satisfies_constraint_M and
7852         satisfies_constraint_O.  Don't use C code block.
7853         * config/h8300/h8300-protos.h (h8300_reg_class_from_letter): Delete.
7854         * config/h8300/h8300.c (h8300_reg_class_from_letter): Delete.
7855         (compute_mov_length): Use satisfies_constraint_G.
7856         (fix_bit_operand): Use satisfies_constraint_U.
7857         * config/h8300/h8300.h (REG_CLASS_FROM_LETTER): Delete.
7858         (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_L): Delete.
7859         (CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O): Delete.
7860         (CONST_OK_FOR_Ppositive, CONST_OK_FOR_Pnegative): Delete.
7861         (CONST_OK_FOR_P, CONSTRAINT_LEN_FOR_P): Delete.
7862         (CONST_OK_FOR_CONSTRAINT_P, CONST_OK_FOR_LETTER_P): Delete.
7863         (CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
7864         (OK_FOR_Q, OK_FOR_R, OK_FOR_S, OK_FOR_T, OK_FOR_U, OK_FOR_WU): Delete.
7865         (OK_FOR_W, CONSTRAINT_LEN_FOR_W, OK_FOR_Y2, OK_FOR_Y0): Delete.
7866         (OK_FOR_Y, CONSTRAINT_LEN_FOR_Y, OK_FOR_Z): Delete.
7867         (EXTRA_CONSTRAINT_STR, CONSTRAINT_LEN): Delete.
7868         (EXTRA_MEMORY_CONSTRAINT): Delete.
7869
7870 2011-04-01  Andrew Pinski  <pinskia@gmail.com>
7871             Michael Meissner  <meissner@linux.vnet.ibm.com>
7872
7873         PR target/48262
7874         * config/rs6000/vector.md (movmisalign<mode>): Allow for memory
7875         operands, as per the specifications.
7876
7877         * config/rs6000/altivec.md (vec_extract_evenv4si): Correct modes.
7878         (vec_extract_evenv4sf): Ditto.
7879         (vec_extract_evenv8hi): Ditto.
7880         (vec_extract_evenv16qi): Ditto.
7881         (vec_extract_oddv4si): Ditto.
7882
7883 2011-03-31  Mark Wielaard  <mjw@redhat.com>
7884
7885         * dwarf2out.c (dwarf2out_finish): Don't add low_pc and/or
7886         high_pc attribute if the CU has no associated code. Only output
7887         DW_AT_entry_pc for CU if not generating strict dwarf and
7888         dwarf_version < 4.
7889
7890 2011-04-01  Bernd Schmidt  <bernds@codesourcery.com>
7891
7892         * dwarf2out.h (dwarf2out_frame_debug_init): Declare.
7893         * dwarf2out.c (dwarf2out_frame_debug_init): New function, broken
7894         out of ...
7895         (dwarf2out_frame_debug): ... here. Don't handle a NULL argument.
7896         * final.c (final_start_function): Call the new function rather
7897         than using a NULL argument for dwarf2out_frame_debug.
7898
7899         * ifcvt.c (cond_exec_process_insns): Disallow converting a block
7900         that contains the prologue.
7901
7902         * haifa-sched.c (queue_insn): New arg REASON.  All callers
7903         changed.  Print it in debugging output.
7904
7905         * sched-ebb.c (schedule_ebbs): Honor the BB_DISABLE_SCHEDULE flag.
7906
7907         * sched-ebb.c (begin_schedule_ready): Remove second argument.
7908         Split most of the code into...
7909         (begin_move_insn): ... here.  New function.
7910         (ebb_sched_info): Add a pointer to it.
7911         * haifa-sched.c (scheduled_insns): New static variable.
7912         (sched_extend_ready_list): Allocate it.
7913         (schedule_block): Use it to record the order of scheduled insns.
7914         Perform RTL changes to move insns only after all scheduling
7915         decisions have been made.
7916         * modulo-sched.c (sms_sched_haifa_sched_info): Add NULL entry for the
7917         begin_move_insn field.
7918         * sel-sched-ir.c (sched_sel_haifa_sched_info): Likewise.
7919         * sched-int.h (struct haifa_sched_info): Remove second argument
7920         from begin_schedule_ready hook.  Add new member begin_move_insn.
7921         * sched-rgn.c (begin_schedule_ready): Remove second argument.
7922         (rgn_const_sched_info): Add NULL entry for the begin_move_insn field.
7923
7924         * haifa-sched.c (prune_ready_list): New function, broken out of
7925         schedule_block.
7926         (schedule_block): Use it.
7927
7928 2011-04-01  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
7929
7930         * config/spu/t-spu-elf (dp-bit.c): Use > instead of >>.
7931
7932 2011-04-01  Kai Tietz  <ktietz@redhat.com>
7933
7934         * config.gcc (*-*-mingw*): Allow as option the
7935         posix threading model.
7936         * config/i386/mingw32.h (SPEC_PTHREAD1,  SPEC_PTHREAD2):
7937         New macros defined dependent to TARGET_USE_PTHREAD_BY_DEFAULT
7938         definition.
7939         (CPP_SPEC): Add pthread/no-pthread handling.
7940         (LIB_SPEC): Likewise.
7941         * config/i386/mingw-w64.h (CPP_SPEC):Likewise.
7942         (LIB_SPEC): Likewise.
7943         * config/i386/t-cygming (SHLIB_PTHREAD_CFLAG): New
7944         flag to pass -pthread option for shared libgcc build.
7945         (SHLIB_PTHREAD_LDFLAG): New option to pass -lpthread
7946         for shared libgcc build.
7947         * config/i386/t-mingw-pthread: New file.
7948         * config/i386/mingw-pthread.h (TARGET_USE_PTHREAD_BY_DEFAULT):
7949         New define to enable use of library pthread by default.
7950         * config/i386/mingw.opt (pthread): New driver option.
7951         (no-pthread): New driver option.
7952         * config/i386/cygming.opt: Make sure trailing empty line is retained.
7953         * config/i386/mingw-w64.opt: Likewise.
7954
7955 2011-04-01  Gary Funck  <gary@intrepid.com>
7956
7957         * c-decl.c (grokdeclarator): Fix formatting.
7958
7959 2011-04-01  Richard Sandiford  <richard.sandiford@linaro.org>
7960
7961         * expr.c (emit_block_move_via_movmem): Use n_generator_args
7962         instead of n_operands.
7963         (set_storage_via_setmem): Likewise.
7964         * optabs.c (maybe_gen_insn): Likewise.
7965         * config/arm/arm.c (arm_init_neon_builtins): Likewise.
7966         * config/mips/mips.c (mips_expand_builtin_compare_1): Likewise.
7967         (mips_expand_builtin_direct): Likewise.
7968         * config/spu/spu.c (expand_builtin_args): Likewise.
7969
7970 2011-04-01  Richard Sandiford  <richard.sandiford@linaro.org>
7971
7972         * recog.h (insn_data_d): Add n_generator_args.
7973         * genoutput.c (data): Likewise.
7974         (output_insn_data): Print it.
7975         (max_opno, num_dups): Delete.
7976         (scan_operands): Just fill in "d->operand[...]".
7977         (gen_insn, gen_peephole, gen_expand, gen_split): Use get_pattern_stats.
7978
7979 2011-04-01  Richard Sandiford  <richard.sandiford@linaro.org>
7980
7981         * gensupport.h (pattern_stats): New structure.
7982         * gensupport.c (get_pattern_stats_1, get_pattern_stats): New functions.
7983         * genemit.c (max_opno, max_dupno, max_scratch_opno): Delete.
7984         (max_operand_1, max_operand_vec): Delete.
7985         (gen_insn, gen_expand, gen_split): Use get_pattern_stats.
7986
7987 2011-03-31  Nathan Froyd  <froydnj@codesourcery.com>
7988
7989         * emit-rtl.c (emit_pattern_after_setloc): New function.
7990         (emit_insn_after_setloc, emit_jump_insn_after_setloc): Call it.
7991         (emit_call_insn_after_setloc, emit_debug_insn_after_setloc): Likewise.
7992         (emit_pattern_after): New function.
7993         (emit_insn_after, emit_jump_insn_after): Call it.
7994         (emit_call_insn_after, emit_debug_insn_after): Likewise.
7995         (emit_pattern_before_setloc): New function.
7996         (emit_insn_before_setloc, emit_jump_insn_before_setloc): Call it.
7997         (emit_call_insn_before_setloc, emit_debug_insn_before_setloc):
7998         Likewise.
7999         (emit_pattern_before): New function.
8000         (emit_insn_before, emit_jump_insn_before): Call it.
8001         (emit_call_insn_before, emit_debug_insn_before): Likewise.
8002
8003 2011-03-31  Richard Henderson  <rth@redhat.com>
8004
8005         * dwarf2out.c (dw_separate_line_info_ref): Remove.
8006         (dw_separate_line_info_entry): Remove.
8007         (enum dw_line_info_opcode): New.
8008         (dw_line_info_entry): Use it.
8009         (dw_line_info_table, dw_line_info_table_p): New.
8010         (DWARF_LINE_OPCODE_BASE): Include dwarf3 opcodes.
8011         (line_info_table, line_info_label_num): Remove.
8012         (line_info_table_in_use): Remove.
8013         (separate_line_info_table): Remove.
8014         (separate_line_info_table_allocated): Remove.
8015         (separate_line_info_table_in_use): Remove.
8016         (LINE_INFO_TABLE_INCREMENT): Remove.
8017         (line_info_label_num): New.
8018         (cur_line_info_table): New.
8019         (text_section_line_info, cold_text_section_line_info): New.
8020         (separate_line_info): New.
8021         (SEPARATE_LINE_CODE_LABEL): Remove.
8022         (print_dwarf_line_table): Remove.
8023         (debug_dwarf): Don't dump it.
8024         (output_one_line_info_table): New.
8025         (output_line_info): Use it.
8026         (new_line_info_table): New.
8027         (set_cur_line_info_table): New.
8028         (dwarf2out_switch_text_section): Use it.
8029         (dwarf2out_begin_function): Likewise.
8030         (push_dw_line_info_entry): New.
8031         (dwarf2out_source_line): Rewrite for new line info tables.
8032         (dwarf2out_init): Remove dead initailizations.
8033
8034 2011-03-31  Joseph Myers  <joseph@codesourcery.com>
8035
8036         * opts.h (cl_option): Add comments to fields.  Add bit-fields for
8037         various flags.
8038         (CL_SEPARATE_NARGS_SHIFT, CL_SEPARATE_NARGS_MASK,
8039         CL_SEPARATE_ALIAS, CL_NO_DRIVER_ARG, CL_REJECT_DRIVER, CL_SAVE,
8040         CL_DISABLED, CL_REPOR, CL_REJECT_NEGATIVE, CL_MISSING_OK,
8041         CL_UINTEGER, CL_NEGATIVE_ALIAS): Remove.
8042         (CL_JOINED, CL_SEPARATE, CL_UNDOCUMENTED): Update bit positions.
8043         * opt-functions.awk (flag_init, switch_bit_fields): New.
8044         (switch_flags): Don't handle flags moved to bit-fields.  Don't
8045         generate CL_MISSING_OK or CL_SAVE.
8046         * optc-gen.awk: Update to generate bit-field output as well as
8047         flags field.
8048         * gcc.c (driver_wrong_lang_callback): Use cl_reject_driver
8049         bit-field instead of CL_REJECT_DRIVER flag.
8050         * opts-common.c (generate_canonical_option,
8051         decode_cmdline_option): Use bit-fields instead of CL_* flags.
8052         * opts.c (maybe_default_option): Use cl_reject_negative bit-field
8053         instead of CL_REJECT_NEGATIVE flag.
8054         * toplev.c (print_switch_values): Use cl_report bit-field instead
8055         of CL_REPORT flag.
8056
8057 2011-03-31  Eric Botcazou  <ebotcazou@adacore.com>
8058
8059         * tree-ssa-pre.c (create_component_ref_by_pieces_1) <ARRAY_REF>: Drop
8060         a zero minimum index only if it is redundant.
8061
8062 2011-03-31  Vladimir Makarov  <vmakarov@redhat.com>
8063
8064         PR rtl-optimization/48381
8065         * ira-color.c (assign_hard_reg): Use hard reg set intersection
8066         instead of ira_class_hard_reg_index for calculating conflicting
8067         hard registers.
8068
8069 2011-03-31  Steven Bosscher  <steven@gcc.gnu.org>
8070
8071         * cprop.c: Clean up hash table building.
8072         (reg_avail_info): Remove.
8073         (oprs_available_p): Remove.
8074         (record_last_reg_set_info): Remove.
8075         (record_last_set_info): Remove.
8076         (reg_available_p): New function.
8077         (gcse_constant_p): Do not treat unfolded conditions as constants.
8078         (make_set_regs_unavailable): New function.
8079         (hash_scan_set): Simplify with new reg_available_p.
8080         (compute_hash_table_work): Traverse insns stream only once.
8081         Do not compute reg_avail_info. Traverse insns in reverse order.
8082         Record implicit sets after recording explicit sets from the block.
8083
8084 2011-03-31  Michael Matz  <matz@suse.de>
8085
8086         * builtins.c (build_va_arg_indirect_ref): Use build_simple_mem_ref_loc.
8087
8088 2011-03-31  Anatoly Sokolov  <aesok@post.ru>
8089
8090         * config/h8300/h8300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove macro.
8091         * config/h8300/h8300-protos.h (h8300_get_index): Remove.
8092         * config/h8300/h8300.c (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
8093         (h8300_mode_dependent_address_p): New function.
8094         (h8300_get_index): Make static.
8095
8096 2011-03-31  Jeff Law  <law@redhat.com>
8097
8098         * reload1.c (elimination_effects): Fix typo in recent change.
8099
8100         * tree-ssa-forwprop.c (forward_propagate_into_cond): Avoid
8101         typo potentially leading to null pointer dereference.
8102
8103         * caller-save.c (new_saved_hard_reg): Eliminate return value.
8104         (setup_save_areas): Corresponding changes to avoid useless
8105         assignments.
8106
8107         * jump.c (reversed_comparison_code_parts): Avoid successive return
8108         statements when REVERSE_CONDITION is defined.
8109
8110         * expr.c (expand_assignment): Avoid useless assignments.
8111         (expand_expr_real_1): Likewise.
8112         (expand_expr_real_2): Avoid useless statements.
8113
8114         * tree-ssa-phiopt.c (minmax_replacement): Avoid useless statement.
8115
8116         * cfgexpand.c (expand_gimple_basic_block): Avoid useless assignment.
8117
8118         * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Avoid useless
8119         statements.
8120
8121         * stmt.c (expand_expr_stmt): Avoid useless assignment.
8122
8123 2011-03-31  Joseph Myers  <joseph@codesourcery.com>
8124
8125         PR target/47109
8126         * doc/tm.texi.in (TARGET_VERSION): Remove.
8127         * doc/tm.texi: Regenerate.
8128         * system.h (TARGET_VERSION, MACHINE_TYPE): Poison.
8129         * collect2.c (main): Don't use TARGET_VERSION.
8130         * mips-tdump.c (main): Don't use TARGET_VERSION.
8131         * mips-tfile.c (main): Don't use TARGET_VERSION.
8132         * config.gcc (powerpc-wrs-vxworksae): Don't use rs6000/vxworksae.h.
8133         * config/rs6000/vxworksae.h: Remove.
8134         * config/alpha/alpha.h (TARGET_VERSION): Remove.
8135         * config/alpha/freebsd.h (TARGET_VERSION): Remove.
8136         * config/alpha/linux-elf.h (TARGET_VERSION): Remove.
8137         * config/alpha/netbsd.h (TARGET_VERSION): Remove.
8138         * config/alpha/vms.h (TARGET_NAME, TARGET_VERSION): Remove.
8139         * config/arm/arm.h (TARGET_VERSION): Remove.
8140         * config/arm/coff.h (TARGET_VERSION): Remove.
8141         * config/arm/ecos-elf.h (TARGET_VERSION): Remove.
8142         * config/arm/elf.h (TARGET_VERSION): Remove.
8143         * config/arm/freebsd.h (TARGET_VERSION): Remove.
8144         * config/arm/linux-elf.h (TARGET_VERSION): Remove.
8145         * config/arm/netbsd-elf.h (TARGET_VERSION): Remove.
8146         * config/arm/pe.h (TARGET_VERSION): Remove.
8147         * config/arm/rtems-elf.h (TARGET_VERSION): Remove.
8148         * config/arm/semi.h (TARGET_VERSION): Remove.
8149         * config/arm/uclinux-elf.h (TARGET_VERSION): Remove.
8150         * config/arm/unknown-elf.h (TARGET_VERSION): Remove.
8151         * config/arm/vxworks.h (TARGET_VERSION): Remove.
8152         * config/avr/avr.h (TARGET_VERSION): Remove.
8153         * config/bfin/bfin.h (TARGET_VERSION): Remove.
8154         * config/fr30/fr30.h (TARGET_VERSION): Remove.
8155         * config/frv/frv.h (TARGET_VERSION): Remove.
8156         * config/h8300/h8300.h (TARGET_VERSION): Remove.
8157         * config/i386/cygwin.h (TARGET_VERSION): Remove.
8158         * config/i386/darwin.h (TARGET_VERSION): Remove.
8159         * config/i386/darwin64.h (TARGET_VERSION): Remove.
8160         * config/i386/djgpp.h (TARGET_VERSION): Remove.
8161         * config/i386/freebsd.h (TARGET_VERSION): Remove.
8162         * config/i386/freebsd64.h (TARGET_VERSION): Remove.
8163         * config/i386/gnu.h (TARGET_VERSION): Remove.
8164         * config/i386/i386-interix.h (TARGET_VERSION): Remove.
8165         * config/i386/i386elf.h (TARGET_VERSION): Remove.
8166         * config/i386/linux.h (TARGET_VERSION): Remove.
8167         * config/i386/linux64.h (TARGET_VERSION): Remove.
8168         * config/i386/lynx.h (TARGET_VERSION): Remove.
8169         * config/i386/mingw32.h (TARGET_VERSION): Remove.
8170         * config/i386/netbsd-elf.h (TARGET_VERSION): Remove.
8171         * config/i386/netbsd64.h (TARGET_VERSION): Remove.
8172         * config/i386/netware.h (TARGET_VERSION): Remove.
8173         * config/i386/nto.h (TARGET_VERSION): Remove.
8174         * config/i386/openbsd.h (TARGET_VERSION): Remove.
8175         * config/i386/vxworks.h (TARGET_VERSION): Remove.
8176         * config/ia64/elf.h (TARGET_VERSION): Remove.
8177         * config/ia64/freebsd.h (TARGET_VERSION): Remove.
8178         * config/ia64/hpux.h (TARGET_VERSION): Remove.
8179         * config/ia64/linux.h (TARGET_VERSION): Remove.
8180         * config/ia64/vms.h (TARGET_NAME, TARGET_VERSION): Remove.
8181         * config/iq2000/iq2000.h (IQ2000_VERSION, MACHINE_TYPE,
8182         TARGET_VERSION_INTERNAL, TARGET_VERSION): Remove.
8183         * config/lm32/lm32.h (TARGET_VERSION): Remove.
8184         * config/lm32/uclinux-elf.h (TARGET_VERSION): Remove.
8185         * config/m32c/m32c.h (TARGET_VERSION): Remove.
8186         * config/m32r/linux.h (LINUX_DEFAULT_ELF, TARGET_VERSION): Remove.
8187         * config/m32r/m32r.h (TARGET_VERSION): Remove.
8188         * config/m68k/linux.h (TARGET_VERSION): Remove.
8189         * config/m68k/m68k.h (TARGET_VERSION): Remove.
8190         * config/m68k/netbsd-elf.h (TARGET_VERSION): Remove.
8191         * config/m68k/uclinux.h (TARGET_VERSION): Remove.
8192         * config/mcore/mcore-elf.h (TARGET_VERSION): Remove.
8193         * config/mep/mep.h (TARGET_VERSION): Remove.
8194         * config/microblaze/microblaze.h (MICROBLAZE_VERSION,
8195         MACHINE_TYPE, TARGET_VERSION_INTERNAL, TARGET_VERSION): Remove.
8196         * config/mips/iris6.h (MACHINE_TYPE): Remove.
8197         * config/mips/linux.h (TARGET_VERSION): Remove.
8198         * config/mips/netbsd.h (MACHINE_TYPE): Remove.
8199         * config/mips/vxworks.h (TARGET_VERSION): Remove.
8200         * config/mmix/mmix.h (TARGET_VERSION): Remove.
8201         * config/mn10300/linux.h (TARGET_VERSION): Remove.
8202         * config/mn10300/mn10300.h (TARGET_VERSION): Remove.
8203         * config/pa/pa.h (TARGET_VERSION): Remove.
8204         * config/pdp11/pdp11.h (TARGET_VERSION): Remove.
8205         * config/picochip/picochip.h (TARGET_VERSION): Remove.
8206         * config/rs6000/aix.h (TARGET_VERSION): Remove.
8207         * config/rs6000/darwin.h (TARGET_VERSION): Remove.
8208         * config/rs6000/darwin64.h (TARGET_VERSION): Remove.
8209         * config/rs6000/eabi.h (TARGET_VERSION): Remove.
8210         * config/rs6000/eabialtivec.h (TARGET_VERSION): Remove.
8211         * config/rs6000/eabisim.h (TARGET_VERSION): Remove.
8212         * config/rs6000/eabispe.h (TARGET_VERSION): Remove.
8213         * config/rs6000/freebsd.h (TARGET_VERSION): Remove.
8214         * config/rs6000/linux.h (TARGET_VERSION): Remove.
8215         * config/rs6000/linux64.h (TARGET_VERSION): Remove.
8216         * config/rs6000/linuxaltivec.h (TARGET_VERSION): Remove.
8217         * config/rs6000/linuxspe.h (TARGET_VERSION): Remove.
8218         * config/rs6000/lynx.h (TARGET_VERSION): Remove.
8219         * config/rs6000/netbsd.h (TARGET_VERSION): Remove.
8220         * config/rs6000/sysv4.h (TARGET_VERSION): Remove.
8221         * config/rs6000/vxworks.h (TARGET_VERSION): Remove.
8222         * config/s390/linux.h (TARGET_VERSION): Remove.
8223         * config/s390/s390.h (TARGET_VERSION): Remove.
8224         * config/s390/tpf.h (TARGET_VERSION): Remove.
8225         * config/score/score.h (TARGET_VERSION): Remove.
8226         * config/sh/linux.h (TARGET_VERSION): Remove.
8227         * config/sh/netbsd-elf.h (TARGET_VERSION_ENDIAN,
8228         TARGET_VERSION_CPU, TARGET_VERSION): Remove.
8229         * config/sh/sh.h (TARGET_VERSION): Remove.
8230         * config/sh/sh64.h (TARGET_VERSION): Remove.
8231         * config/sh/superh.h (TARGET_VERSION): Remove.
8232         * config/sh/vxworks.h (TARGET_VERSION): Remove.
8233         * config/sparc/freebsd.h (TARGET_VERSION): Remove.
8234         * config/sparc/linux.h (TARGET_VERSION): Remove.
8235         * config/sparc/linux64.h (TARGET_VERSION): Remove.
8236         * config/sparc/netbsd-elf.h (TARGET_VERSION, TARGET_NAME64,
8237         TARGET_NAME32, TARGET_NAME): Remove.
8238         * config/sparc/openbsd64.h (TARGET_VERSION): Remove.
8239         * config/sparc/sp-elf.h (TARGET_VERSION): Remove.
8240         * config/sparc/sp64-elf.h (TARGET_VERSION): Remove.
8241         * config/sparc/sysv4.h (TARGET_VERSION): Remove.
8242         * config/sparc/vxworks.h (TARGET_VERSION): Remove.
8243         * config/spu/spu.h (TARGET_VERSION): Remove.
8244         * config/stormy16/stormy16.h (TARGET_VERSION): Remove.
8245         * config/v850/v850.h (TARGET_VERSION): Remove.
8246         * config/vax/linux.h (TARGET_VERSION): Remove.
8247         * config/vax/vax.h (TARGET_NAME, TARGET_VERSION): Remove.
8248         * config/xtensa/elf.h (TARGET_VERSION): Remove.
8249         * config/xtensa/linux.h (TARGET_VERSION): Remove.
8250
8251 2011-03-31  Eric Botcazou  <ebotcazou@adacore.com>
8252
8253         PR target/48142
8254         * config/i386/i386.c (ix86_adjust_stack_and_probe): Differentiate
8255         frame-related from frame-unrelated adjustments to the stack pointer.
8256
8257 2011-03-31  Jakub Jelinek  <jakub@redhat.com>
8258
8259         * common.opt (fdebug-types-section): Move earlier.
8260         * doc/invoke.texi: Fix up -fno-debug-types-section documentation.
8261
8262 2011-03-31  Andreas Tobler  <andreast@fgznet.ch>
8263
8264         * config/rs6000/rs6000.c (rs6000_handle_option): Remove unused isel
8265         var.
8266
8267 2011-03-30  Nathan Froyd  <froydnj@codesourcery.com>
8268
8269         * tree.h (CASE_CHAIN): Define.
8270         * tree-cfg.c (edge_to_cases_cleanup, get_cases_for_edge): Use it.
8271         (gimple_redirect_edge_and_branch): Likewise.
8272
8273 2011-03-30  Vladimir Makarov  <vmakarov@redhat.com>
8274
8275         PR middle-end/48367
8276         * ira-costs.c (find_costs_and_classes): Fix a typo in i_mem_cost
8277         calculation.
8278
8279 2011-03-30  Jeff Law  <law@redhat.com>
8280
8281         * PR bootstrap/48371
8282         * reload1.c (reload): Fix botch in last change.
8283
8284         * reload.h (struct reload): Fix typo introduced in last change.
8285
8286 2011-03-30  Joseph Myers  <joseph@codesourcery.com>
8287
8288         * config/arm/arm.opt (mhard-float, msoft-float): Mark
8289         Undocumented.  Remove help text.
8290         * doc/invoke.texi (ARM Options): Don't document -msoft-float and
8291         -mhard-float.
8292
8293 2011-03-30  Joseph Myers  <joseph@codesourcery.com>
8294
8295         * doc/options.texi (NegativeAlias): Document.
8296         (Alias): Mention NegativeAlias.
8297         * opt-functions.awk: Handle NegativeAlias.
8298         * optc-gen.awk: Disallow NegativeAlias with multiple Alias arguments.
8299         * opts-common.c (decode_cmdline_option): Handle CL_NEGATIVE_ALIAS.
8300         * opts.h (CL_NEGATIVE_ALIAS): Define.
8301         * config/rs6000/rs6000.c (rs6000_parse_yes_no_option): Remove.
8302         (rs6000_handle_option): Don't handle OPT_mvrsave_, OPT_misel_ and
8303         OPT_mspe_.
8304         * config/rs6000/rs6000.opt (mvrsave=, misel=, mspe=): Replace with
8305         Alias entries.
8306         * config/rs6000/t-spe (MULTILIB_OPTIONS, MULTILIB_EXCEPTIONS): Use
8307         mno-spe and mno-isel instead of mspe=no and -misel=no.
8308
8309 2011-03-29  Mark Wielaard  <mjw@redhat.com>
8310
8311         * common.opt (fdebug-types-section): New flag.
8312         * doc/invoke.texi: Document new -fno-debug-types-section flag.
8313         * dwarf2out.c (use_debug_types): New define.
8314         (struct die_struct): Mark die_id with GTY desc use_debug_types.
8315         (print_die): Guard output of type unit signatures using
8316         use_debug_types.
8317         (build_abbrev_table): Replace assert of dwarf_version >= 4
8318         with assert on use_debug_types.
8319         (size_of_die): Likewise.
8320         (unmark_dies): Likewise.
8321         (value_format): Decide AT_ref_external form on use_debug_types.
8322         (output_die): Replace dwarf_version version check guard with
8323         use_debug_types where appropriate.
8324         (modified_type_die): Likewise.
8325         (gen_reference_type_die): Likewise.
8326         (dwarf2out_start_source_file): Likewise.
8327         (dwarf2out_end_source_file): Likewise.
8328         (prune_unused_types_walk_attribs): Likewise.
8329         (dwarf2out_finish): Likewise.
8330
8331 2011-03-30  Vladimir Makarov  <vmakarov@redhat.com>
8332
8333         * ira-color.c (ira_assign_hard_reg): Use only one variable 'mode'.
8334
8335 2011-03-30  Richard Sandiford  <richard.sandiford@linaro.org>
8336
8337         PR rtl-optimization/48332
8338         * optabs.c (expand_binop_directly): Set xmodeN to the target-mandated
8339         mode of input operand N and modeN to its actual mode.
8340
8341 2011-03-30  Jeff Law  <law@redhat.com>
8342
8343         * reload.h (reg_equiv_constant): Move into new structure reg_equivs,
8344         define accessor macro.
8345         (reg_equiv_invariant, reg_equiv_memory_loc): Likewise.
8346         (reg_equiv_address, reg_equiv_mem, reg_equiv_alt_mem_list): Likewise.
8347         (reg_equiv_init): Likewise.
8348         (reg_equivs_size): New variable.
8349         (reg_equiv_init_size): Remove.
8350         (allocate_initial_values): Move prototype to here from....
8351         * integrate.h (allocate_initial_values): Remove prototype.
8352         * integrate.c: Include reload.h.
8353         (allocate_initial_values): Corresponding changes.
8354         * ira.c (find_reg_equiv_invariant_cost): Corresponding changes.
8355         (fix_reg_equiv_init, no_equiv): Corresponding changes.
8356         (update_equiv_regs): Corresponding changes.
8357         (ira): Corresponding changes.
8358         * reload.c (push_reg_equiv_alt_mem): Corresponding changes.
8359         (push_secondary_reload): Corresponding changes.
8360         (push_reload, find_reloads, find_reloads_toplev): Corresponding changes.
8361         (make_memloc, find_reloads_address): Corresponding changes.
8362         (subst_reg_equivs, subst_indexed_address): Corresponding changes.
8363         (find_reloads_address_1): Corresponding changes.
8364         (find_reloads_subreg_address, subst_reloads): Corresponding changes.
8365         (refers_to_regno_for_reload_p): Corresponding changes.
8366         (reg_overlap_mentioned_for_reload_p): Corresponding changes.
8367         (refers_to_mem_for_reload_p, find_equiv_reg): Corresponding changes.
8368         * reload1.c: Include ggc.h.
8369         (grow_reg_equivs): New function.
8370         (replace_pseudos_in, reload): Corresponding changes.
8371         (calculate_needs_all_insns, alter_regs): Corresponding changes.
8372         (eliminate_regs_1, elimination_effects): Corresponding changes.
8373         (emit_input_reload_insns, emit_output_reload_insns): Likewise.
8374         (delete_output_reload): Likewise.
8375         * caller-save.c (mark_referenced_regs): Corresponding changes.
8376         * alpha/alpha.c (resolve_reload_operand): Corresponding changes.
8377         * frv/predicates.md (frv_load_operand): Corresponding changes.
8378         * microblaze/microblaze.c (double_memory_operand): Corresponding
8379         changes.
8380         * avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Corresponding changes.
8381         * xtensa/xtensa.c (fixup_subreg_mem): Corresponding changes.
8382         * mn10300/mn10300.c (mn10300_secondary_reload): Corresponding changes.
8383         * m68k/m68k.c (emit_move_sequence): Corresponding changes.
8384         * arm/arm.c (arm_reload_in_hi, arm_reload_out_hi): Corresponding
8385         changes.
8386         * pa/pa.c (emit_move_sequence): Corresponding changes.
8387         * vax/vax.c (nonindexed_address_p): Corresponding changes.
8388
8389 2011-03-30  Richard Sandiford  <richard.sandiford@linaro.org>
8390
8391         PR target/47551
8392         * config/arm/arm.c (coproc_secondary_reload_class): Handle
8393         structure modes.  Don't check neon_vector_mem_operand for
8394         vector or structure modes.
8395
8396 2011-03-30  Richard Sandiford  <richard.sandiford@linaro.org>
8397             Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
8398
8399         PR target/43590
8400         * config/arm/neon.md (neon_vld3qa<mode>, neon_vld4qa<mode>): Remove
8401         operand 1 and reshuffle the operands to match.
8402         (neon_vld3<mode>, neon_vld4<mode>): Update accordingly.
8403
8404 2011-03-30  Christian Schüler  <cschueler@gmx.de>
8405
8406         PR driver/48208
8407         * config/c.opt (F): Added 'Driver' to -F option.
8408
8409         PR driver/48260
8410         * config/darwin-driver.c (darwin_driver_init): Add '-arch' to
8411           handler function.
8412         * config/darwin.opt: Added '-arch' option.
8413
8414 2011-03-30  Nick Clifton  <nickc@redhat.com>
8415
8416         * config/rx/rx.md: Add peepholes and patterns to combine
8417         extending loads and simple arithmetic instructions.
8418         * config/rx/rx.h (ADJUST_INSN_LENGTH): Define.
8419         * config/rx/rx-protos.h (rx_adjust_insn_length): Prototype.
8420         * config/rx/rx.c (rx_is_legitimate_address): Allow QI and HI
8421         modes to use pre-decrement and post-increment addressing.
8422         (rx_is_restricted_memory_address): Add range checking of REG+INT
8423         addresses.
8424         (rx_print_operand): Add support for %Q.  Fix handling of %Q.
8425         (rx_memory_move_cost): Adjust cost of stores.
8426         (rx_adjust_insn_length): New function.
8427
8428 2011-03-30  Jakub Jelinek  <jakub@redhat.com>
8429
8430         PR c/48305
8431         * fold-const.c (fold_binary_loc) <case EQ_EXPR, NE_EXPR>: Make sure
8432         arg10/arg11 in (X ^ Y) == (Z ^ W) are always fold converted to
8433         matching arg00/arg01 types.
8434
8435 2011-03-30  Eric Botcazou  <ebotcazou@adacore.com>
8436
8437         * cfglayout.c (insn_locators_alloc): Initialize curr_location and
8438         last_location to UNKNOWN_LOCATION.
8439
8440 2011-03-30  H.J. Lu  <hongjiu.lu@intel.com>
8441
8442         PR target/48349
8443         * config/i386/i386.h (REG_CLASS_CONTENTS): Fix a typo in
8444         FLOAT_SSE_REGS.
8445
8446 2011-03-30  Joseph Myers  <joseph@codesourcery.com>
8447             Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
8448
8449         PR bootstrap/48337
8450         * config/sparc/sparc.opt (sparc_cpu_and_features): Add
8451         Init(PROCESSOR_V7).
8452         (sparc_cpu): Likewise.
8453         * config/sparc/sparc.c (sparc_option_override): Replace 0 by
8454         PROCESSOR_V7.
8455
8456 2011-03-29  Vladimir Makarov  <vmakarov@redhat.com>
8457
8458         PR target/48336
8459         PR middle-end/48342
8460         PR rtl-optimization/48345
8461         * ira-color.c (setup_conflict_profitable_regs): Exclude prohibited
8462         hard regs for given mode from profitable regs when doing secondary
8463         allocation.
8464
8465 2011-03-29  Jeff Law  <law@redhat.com>
8466
8467         PR bootstrap/48327
8468         * tree-ssa-threadupdate.c (struct redirection_data): Remove
8469         do_not_duplicate field.
8470         (lookup_redirection_data): Corresponding changes.
8471         (create_duplicates): Always create a template block.
8472         (redirect_edges): Remove code which reused the original block
8473         when it was going to become unreachable code.
8474         (thread_block): Don't set do_not_duplicate field.
8475
8476 2011-03-29  Joseph Myers  <joseph@codesourcery.com>
8477
8478         * lto-opts.c (register_user_option_p, lto_register_user_option):
8479         Make type argument unsigned.
8480         * lto-streamer.h (lto_register_user_option): Make type argument
8481         unsigned.
8482         * opth-gen.awk: Make CL_* macros unsigned.
8483         * opts-common.c (find_opt): Make lang_mask argument unsigned.
8484         * opts.h (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_DRIVER,
8485         CL_TARGET, CL_COMMON, CL_SEPARATE_NARGS_MASK, CL_SEPARATE_ALIAS,
8486         CL_NO_DRIVER_ARG, CL_REJECT_DRIVER, CL_SAVE, CL_DISABLED,
8487         CL_REPORT, CL_JOINED, CL_SEPARATE, CL_REJECT_NEGATIVE,
8488         CL_MISSING_OK, CL_UINTEGER, CL_UNDOCUMENTED): Make unsigned.
8489         (find_opt): Make lang_mask argument unsigned.
8490
8491 2011-03-29  Vladimir Makarov  <vmakarov@redhat.com>
8492
8493         PR rtl-optimization/48331
8494         PR rtl-optimization/48334
8495         * ira-color.c (color_allocnos): Call setup_profitable_hard_regs
8496         for any used algorithm.
8497
8498 2011-03-29  Vladimir Makarov  <vmakarov@redhat.com>
8499
8500         * ira-conflicts.c (build_object_conflicts): Add unused attribute
8501         to parent_max.
8502
8503 2011-03-29  Uros Bizjak  <ubizjak@gmail.com>
8504
8505         * config/alpha/alpha.c (alpha_sr_alias_set): Don't define.
8506         (alpha_option_override): Don't set alpha_sr_alias_set.
8507         (emit_frame_store_1): Use gen_frame_mem rather than calling
8508         set_mem_alias_set.
8509         (alpha_expand_epilogue): Ditto.
8510
8511 2011-03-29  Ira Rosen  <ira.rosen@linaro.org>
8512
8513         PR tree-optimization/48290
8514         * tree-vect-loop.c (vect_analyze_loop_operations): In outer loop
8515         vectorization, check that relevant phis in the basic block after
8516         the inner loop are really inner loop's exit phis.
8517
8518 2011-03-29  Richard Sandiford  <richard.sandiford@linaro.org>
8519
8520         PR debug/48190
8521         * dwarf2out.c (dw_loc_list_node): Add resolved_addr and replaced.
8522         (cached_dw_loc_list_def): New structure.
8523         (cached_dw_loc_list): New typedef.
8524         (cached_dw_loc_list_table): New variable.
8525         (cached_dw_loc_list_table_hash): New function.
8526         (cached_dw_loc_list_table_eq): Likewise.
8527         (add_location_or_const_value_attribute): Take a bool cache_p.
8528         Cache the list when the parameter is true.
8529         (gen_formal_parameter_die): Update caller.
8530         (gen_variable_die): Likewise.
8531         (dwarf2out_finish): Likewise.
8532         (dwarf2out_abstract_function): Nullify cached_dw_loc_list_table
8533         while generating debug info for the decl.
8534         (dwarf2out_function_decl): Clear cached_dw_loc_list_table.
8535         (dwarf2out_init): Initialize cached_dw_loc_list_table.
8536         (resolve_addr): Cache the result of resolving a chain of
8537         location lists.
8538
8539 2011-03-28  Vladimir Makarov  <vmakarov@redhat.com>
8540
8541         * ira-color.c (update_left_conflict_sizes_p): Don't assume that
8542         conflict object hard regset nodes have intersecting hard reg sets.
8543
8544         * regmove.c (regmove_optimize): Move ira_set_pseudo_classes call
8545         after regstat_init_n_sets_and_refs.
8546
8547         * ira.c: Add more comments at the top.
8548         (setup_stack_reg_pressure_class, setup_pressure_classes):
8549         Add comments how we compute the register pressure classes.
8550         (setup_allocno_and_important_classes): Add more comments.
8551         (setup_class_translate_array, reorder_important_classes)
8552         (setup_reg_class_relations): Add comments.
8553
8554         * ira-emit.c: Add 2011 to the Copyright line.  Add comments at the
8555         start of the file.
8556
8557         * ira-color.c: Add 2011 to the Copyright line.
8558         (assign_hard_reg):  Add more comments.
8559         (improve_allocation): Ditto.
8560
8561         * ira-costs.c: Add 2011 to the Copyright line.
8562         (setup_cost_classes, setup_regno_cost_classes_by_aclass): Add more
8563         comments.
8564         (setup_regno_cost_classes_by_mode): Ditto.
8565
8566         Initial patches from ira-improv branch:
8567
8568         2010-08-13  Vladimir Makarov  <vmakarov@redhat.com>
8569
8570         * ira-build.c (ira_create_object): Remove initialization of
8571         OBJECT_PROFITABLE_HARD_REGS.  Initialize OBJECT_ADD_DATA.
8572         (ira_create_allocno): Remove initialization of
8573         ALLOCNO_MEM_OPTIMIZED_DEST, ALLOCNO_MEM_OPTIMIZED_DEST_P,
8574         ALLOCNO_SOMEWHERE_RENAMED_P, ALLOCNO_CHILD_RENAMED_P,
8575         ALLOCNO_IN_GRAPH_P, ALLOCNO_MAY_BE_SPILLED_P, ALLOCNO_COLORABLE_P,
8576         ALLOCNO_NEXT_BUCKET_ALLOCNO, ALLOCNO_PREV_BUCKET_ALLOCNO,
8577         ALLOCNO_FIRST_COALESCED_ALLOCNO, ALLOCNO_NEXT_COALESCED_ALLOCNO.
8578         Initialize ALLOCNO_ADD_DATA.
8579         (copy_info_to_removed_store_destinations): Use ALLOCNO_EMIT_DATA
8580         and allocno_emit_reg instead of ALLOCNO_MEM_OPTIMIZED_DEST_P and
8581         ALLOCNO_REG.
8582         (ira_flattening): Ditto.  Use ALLOCNO_EMIT_DATA instead of
8583         ALLOCNO_MEM_OPTIMIZED_DEST and ALLOCNO_SOMEWHERE_RENAMED_P.
8584
8585         * ira.c (ira_reallocate): Remove.
8586         (setup_pressure_classes): Call
8587         ira_init_register_move_cost_if_necessary.  Use
8588         ira_register_move_cost instead of ira_get_register_move_cost.
8589         (setup_allocno_assignment_flags): Use ALLOCNO_EMIT_DATA.
8590         (ira): Call ira_initiate_emit_data and ira_finish_emit_data.
8591
8592         * ira-color.c: Use ALLOCNO_COLOR_DATA instead of
8593         ALLOCNO_IN_GRAPH_P, ALLOCNO_MAY_BE_SPILLED_P, ALLOCNO_COLORABLE_P,
8594         ALLOCNO_AVAILABLE_REGS_NUM, ALLOCNO_NEXT_BUCKET_ALLOCNO,
8595         ALLOCNO_PREV_BUCKET_ALLOCNO. ALLOCNO_TEMP. Use OBJECT_COLOR_DATA
8596         instead of OBJECT_PROFITABLE_HARD_REGS, OBJECT_HARD_REGS_NODE,
8597         OBJECT_HARD_REGS_SUBNODES_START, OBJECT_HARD_REGS_SUBNODES_NUM.
8598         Fix formatting.
8599         (object_hard_regs_t, object_hard_regs_node_t): Move from ira-int.h.
8600         (struct object_hard_regs, struct object_hard_regs_node): Ditto.
8601         (struct allocno_color_data): New.
8602         (allocno_color_data_t): New typedef.
8603         (allocno_color_data): New definition.
8604         (ALLOCNO_COLOR_DATA): New macro.
8605         (struct object_color_data): New.
8606         (object_color_data_t): New typedef.
8607         (object_color_data): New definition.
8608         (OBJECT_COLOR_DATA): New macro.
8609         (update_copy_costs, calculate_allocno_spill_cost): Call
8610         ira_init_register_move_cost_if_necessary.  Use
8611         ira_register_move_cost instead of ira_get_register_move_cost.
8612         (move_spill_restore, update_curr_costs): Ditto.
8613         (allocno_spill_priority): Make it inline.
8614         (color_pass): Allocate and free allocno_color_dat and object_color_data.
8615         (struct coalesce_data, coalesce_data_t): New.
8616         (allocno_coalesce_data): New definition.
8617         (ALLOCNO_COALESCE_DATA): New macro.
8618         (merge_allocnos, coalesced_allocno_conflict_p): Use
8619         ALLOCNO_COALESCED_DATA instead of ALLOCNO_FIRST_COALESCED_ALLOCNO,
8620         ALLOCNO_NEXT_COALESCED_ALLOCNO, ALLOCNO_TEMP.
8621         (coalesce_allocnos): Ditto.
8622         (setup_coalesced_allocno_costs_and_nums): Ditto.
8623         (collect_spilled_coalesced_allocnos): Ditto.
8624         (slot_coalesced_allocno_live_ranges_intersect_p): Ditto.
8625         (setup_slot_coalesced_allocno_live_ranges): Ditto.
8626         (coalesce_spill_slots): Ditto.
8627         (ira_sort_regnos_for_alter_reg): Ditto.  Allocate, initialize and
8628         free allocno_coalesce_data.
8629
8630         * ira-conflicts.c: Fix formatting.
8631         (process_regs_for_copy): Call
8632         ira_init_register_move_cost_if_necessary.  Use
8633         ira_register_move_cost instead of ira_get_register_move_cost.
8634         (build_object_conflicts): Optimize.
8635
8636         * ira-costs.c (record_reg_classes): Optimize.  Call
8637         ira_init_register_move_cost_if_necessary.  Use
8638         ira_register_move_cost, ira_may_move_in_cost, and
8639         ira_may_move_out_cost instead of ira_get_register_move_cost and
8640         ira_get_may_move_cost.
8641         (record_address_regs): Ditto.
8642         (scan_one_insn): Optimize.
8643         (find_costs_and_classes): Optimize.
8644         (process_bb_node_for_hard_reg_moves): Call
8645         ira_init_register_move_cost_if_necessary.  Use
8646         ira_register_move_cost instead of ira_get_register_move_cost.
8647
8648         * ira-emit.c: Use allocno_emit_reg, ALLOCNO_EMIT_DATA instead of
8649         ALLOCNO_REG, ALLOCNO_CHILD_RENAMED_P, ALLOCNO_MEM_OPTIMIZED_DEST,
8650         ALLOCNO_MEM_OPTIMIZED_DEST_P, and ALLOCNO_SOMEWHERE_RENAMED_P.
8651         (ira_allocno_emit_data, void_p, new_allocno_emit_data_vec): New
8652         definitions.
8653         (ira_initiate_emit_data, ira_finish_emit_data)
8654         (create_new_allocno): New functions.
8655         (modify_move_list): Call create_new_alloc instead of ira_create_allocno.
8656         (emit_move_list): Call ira_init_register_move_cost_if_necessary.
8657         Use ira_register_move_cost instead of ira_get_register_move_cost.
8658
8659         * ira-int.h: Fix some comments.
8660         (object_hard_regs_t, object_hard_regs_node_t): Move to ira-color.c.
8661         (struct object_hard_regs, struct object_hard_regs_node): Ditto.
8662         (struct ira_object): Remove profitable_hard_regs, hard_regs_node,
8663         hard_regs_subnodes_start, hard_regs_subnodes_num.  Add new member
8664         add_data.
8665         (struct ira_allocno): Make mode and aclass a bitfield.  Move other
8666         bitfield after mode.  Make hard_regno a short int.  Make
8667         hard_regno short.  Remove first_coalesced_allocno and
8668         next_coalesced_allocno.  Move mem_optimized_dest_p,
8669         somewhere_renamed_p, child_renamed_p, reg, and mem_optimized_dest
8670         into struct ira_emit_data.  Remove in_graph_p, may_be_spilled_p,
8671         available_regs_num, next_bucket_allocno, prev_bucket_allocno,
8672         temp, colorable_p.  Add new member add_data.
8673         (ALLOCNO_IN_GRAPH_P, ALLOCNO_MAY_BE_SPILLED_P): Remove.
8674         (ALLOCNO_COLORABLE_P, ALLOCNO_AVAILABLE_REGS_NUM): Remove.
8675         (ALLOCNO_NEXT_BUCKET_ALLOCNO, ALLOCNO_PREV_BUCKET_ALLOCNO): Remove.
8676         (ALLOCNO_TEMP, ALLOCNO_FIRST_COALESCED_ALLOCNO): Remove.
8677         (ALLOCNO_NEXT_COALESCED_ALLOCNO): Remove.
8678         (ALLOCNO_ADD_DATA): New macro.
8679         (ira_emit_data_t): New typedef.
8680         (struct ira_emit_data): New.  Move mem_optimized_dest_p,
8681         somewhere_renamed_p, child_renamed_p, reg, mem_optimized_dest
8682         from struct ira_allocno.
8683         (ALLOCNO_EMIT_DATA): New macro.
8684         (ira_allocno_emit_data, allocno_emit_reg): New.
8685         (ALLOCNO_PROFITABLE_HARD_REGS, OBJECT_HARD_REGS_NODE): Remove.
8686         (OBJECT_HARD_REGS_SUBNODES_STAR, OBJECT_HARD_REGS_SUBNODES_NUM): Remove.
8687         (OBJECT_ADD_DATA): New macro.
8688         (ira_reallocate): Remove.
8689         (ira_initiate_emit_data, ira_finish_emit_data): New.
8690         (ira_get_register_move_cost, ira_get_may_move_cost): Remove.
8691         (ira_init_register_move_cost_if_necessary): New.
8692         (ira_object_conflict_iter_next): Merge into
8693         ira_object_conflict_iter_cond.
8694         (FOR_EACH_OBJECT_CONFLICT): Don't use ira_object_conflict_iter_next.
8695
8696         * ira-live.c (process_single_reg_class_operands): Call
8697         ira_init_register_move_cost_if_necessary.  Use
8698         ira_register_move_cost instead of ira_get_register_move_cost.
8699
8700         2010-08-13  Vladimir Makarov  <vmakarov@redhat.com>
8701
8702         * ira-int.h (struct target_ira_int): Remove x_cost_classes.
8703
8704         * ira-costs.c: Fix formatting.
8705         (cost_classes, cost_classes_num): Remove.
8706         (struct cost_classes, cost_classes_t, const_cost_classes_t): New.
8707         (regno_cost_classes, cost_classes_hash, cost_classes_eq): New.
8708         (cost_classes_del, cost_classes_htab): New.
8709         (cost_classes_aclass_cache, cost_classes_mode_cache): New.
8710         (initiate_regno_cost_classes, setup_cost_classes): New.
8711         (setup_regno_cost_classes_by_aclass): New.
8712         (setup_regno_cost_classes_by_mode, finish_regno_cost_classes): New.
8713         (record_reg_classes): Use regno_cost_classes instead of
8714         cost_classes.  Move checking opposite operand up.
8715         (record_address_regs): Use regno_cost_classes
8716         instead of cost_classes.
8717         (scan_one_insn): Ditto.  Use always general register.
8718         (print_allocno_costs): Use regno_cost_classes instead of
8719         cost_classes.
8720         (print_pseudo_costs): Ditto.  Use Reg_N_REFS.
8721         (find_costs_and_classes): Set up cost classes for each registers.
8722         Use also their mode for this.  Use regno_cost_classes instead of
8723         cost_classes.
8724         (setup_allocno_class_and_costs): Use regno_cost_classes instead of
8725         cost_classes.
8726         (free_ira_costs, ira_init_costs): Don't use cost_classes.
8727         (ira_costs, ira_set_pseudo_classes): Call
8728         initiate_regno_cost_classes and finish_regno_cost_classes.
8729
8730         2010-10-04  Vladimir Makarov  <vmakarov@redhat.com>
8731
8732         * target-def.h (TARGET_IRA_COVER_CLASSES): Remove.
8733
8734         * target.def (ira_cover_classes): Remove.
8735
8736         * doc/tm.texi: Remove TARGET_IRA_COVER_CLASSES and IRA_COVER_CLASSES.
8737
8738         * doc/tm.texi.in: Ditto.
8739
8740         * ira-conflicts.c: Remove mentioning cover classes from the file.
8741         Use ALLOCNO_CLASS instead of ALLOCNO_COVER_CLASS.  Use
8742         ALLOCNO_COVER_CLASS_COST instead of ALLOCNO_CLASS_COST.  Fix formatting.
8743
8744         * targhooks.c (default_ira_cover_classes): Remove.
8745
8746         * targhooks.h (default_ira_cover_classes): Ditto.
8747
8748         * haifa-sched.c: Remove mentioning cover classes from the file.
8749         Use ira_reg_pressure_cover instead of ira_reg_class_cover.  Use
8750         ira_pressure_classes and ira_pressure_classes_num instead of
8751         ira_reg_class_cover_size and ira_reg_class_cover.  Use
8752         sched_regno_pressure_class instead of sched_regno_cover_class.
8753         (mark_regno_birth_or_death, setup_insn_reg_pressure_info): Use
8754         ira_reg_class_max_nregs instead of ira_reg_class_nregs.
8755
8756         * ira-int.h: Add 2010 to Copyright.  Remove mentioning cover
8757         classes from the file.
8758         (object_hard_regs_t, object_hard_regs_node_t): New typedefs.
8759         (struct object_hard_regs, struct object_hard_regs_node): New.
8760         (struct ira_object): New members profitable_hard_regs,
8761         hard_regs_node, hard_regs_subnodes_start, hard_regs_subnodes_num.
8762         (struct ira_allocno): Rename cover_class to aclass.  Rename
8763         cover_class_cost and updated_cover_class_cost to class_cost and
8764         updated_class_cost.  Remove splay_removed_p and
8765         left_conflict_size.  Add new members colorable_p.
8766         (ALLOCNO_SPLAY_REMOVED_P, ALLOCNO_LEFT_CONFLICTS_SIZE): Remove.
8767         (ALLOCNO_COLORABLE_P): New macro.
8768         (ALLOCNO_COVER_CLASS): Rename to ALLOCNO_CLASS.
8769         (ALLOCNO_COVER_CLASS_COST, ALLOCNO_UPDATED_COVER_CLASS_COST):
8770         Rename to ALLOCNO_CLASS_COST and ALLOCNO_UPDATED__CLASS_COST.
8771         (OBJECT_...): Rename parameter C to O.
8772         (OBJECT_PROFITABLE_HARD_REGS): New macro.
8773         (OBJECT_HARD_REGS_NODE, OBJECT_HARD_REGS_SUBNODES_START)
8774         (OBJECT_HARD_REGS_SUBNODES_NUM): New macros.
8775         (struct target_ira_int): New members x_ira_max_memory_move_cost,
8776         x_ira_max_register_move_cost, x_ira_max_may_move_in_cost,
8777         x_ira_max_may_move_out_cost, x_ira_reg_allocno_class_p,
8778         x_ira_reg_pressure_class_p, x_ira_important_class_nums,
8779         x_ira_reg_class_superunion.  Rename x_prohibited_class_mode_reg to
8780         x_ira_prohibited_class_mode_reg.  Rename x_ira_reg_class_union to
8781         x_ira_reg_class_subunion.
8782         (ira_max_memory_move_cost, ira_max_register_move_cost)
8783         (ira_max_may_move_in_cost, ira_max_may_move_out_cost)
8784         (ira_reg_allocno_class_p, ira_reg_pressure_class_p)
8785         (ira_important_class_nums, ira_reg_class_superunion): New macros.
8786         (prohibited_class_mode_regs): Rename to ira_prohibited_class_mode_regs.
8787         (ira_reg_class_union): Rename to ira_reg_class_subunion.
8788         (ira_debug_class_cover): Rename to ira_debug_allocno_classes.
8789         (ira_set_allocno_cover_class): Rename to ira_set_allocno_class.
8790         (ira_tune_allocno_costs_and_cover_classes): Rename to
8791         ira_tune_allocno_costs.
8792         (ira_debug_hard_regs_forest): New.
8793         (ira_object_conflict_iter_init, ira_object_conflict_iter_cond)
8794         (ira_object_conflict_iter_next): Fix comments.
8795         (ira_hard_reg_set_intersection_p, hard_reg_set_size): New functions.
8796         (ira_allocate_and_set_costs, ira_allocate_and_copy_costs): Rename
8797         cover_class to aclass.
8798         (ira_allocate_and_accumulate_costs): Ditto.
8799         (ira_allocate_and_set_or_copy_costs): Ditto.
8800
8801         * opts.c (decode_options): Remove ira_cover_class check.
8802
8803         * ira-color.c: Remove mentioning cover classes from the file.  Use
8804         ALLOCNO_CLASS, ALLOCNO_CLASS_COST, and ALLOCNO_UPDATED_CLASS_COST
8805         instead of ALLOCNO_COVER_CLASS, ALLOCNO_COVER_CLASS_COST, and
8806         ALLOCNO_UPDATED_COVER_CLASS_COST.  Fix formatting.
8807         (splay-tree.h): Remove include.
8808         (allocno_coalesced_p, processed_coalesced_allocno_bitmap): Move
8809         before copy_freq_compare_func.
8810         (allocnos_for_spilling, removed_splay_allocno_vec): Remove.
8811         (object_hard_regs_vec, object_hard_regs_htab, node_check_tick):
8812         New definitions.
8813         (hard_regs_roots, hard_regs_node_vec): Ditto.
8814         (object_hard_regs_hash, object_hard_regs_eq, find_hard_regs): Ditto.
8815         (insert_hard_regs, init_object_hard_regs, add_object_hard_regs): Ditto.
8816         (finish_object_hard_regs, object_hard_regs_compare): Ditto.
8817         (create_new_object_hard_regs_node): Ditto.
8818         (add_new_object_hard_regs_node_to_forest): Ditto.
8819         (add_object_hard_regs_to_forest, collect_object_hard_regs_cover): Ditto.
8820         (setup_object_hard_regs_nodes_parent, first_common_ancestor_node):
8821         Ditto.
8822         (print_hard_reg_set, print_hard_regs_subforest): Ditto.
8823         (print_hard_regs_forest, ira_debug_hard_regs_forest): Ditto.
8824         (remove_unused_object_hard_regs_nodes): Ditto.
8825         (enumerate_object_hard_regs_nodes): Ditto.
8826         (object_hard_regs_nodes_num, object_hard_regs_nodes): Ditto.
8827         (object_hard_regs_subnode_t): Ditto.
8828         (struct object_hard_regs_subnode): Ditto.
8829         (object_hard_regs_subnodes, object_hard_regs_subnode_index): Ditto.
8830         (setup_object_hard_regs_subnode_index): Ditto.
8831         (get_object_hard_regs_subnodes_num): Ditto.
8832         (form_object_hard_regs_nodes_forest): Ditto.
8833         (finish_object_hard_regs_nodes_tree): Ditto.
8834         (finish_object_hard_regs_nodes_forest): Ditto.
8835         (allocnos_have_intersected_live_ranges_p): Rename to
8836         allocnos_conflict_by_live_ranges_p.  Move before copy_freq_compare_func.
8837         (pseudos_have_intersected_live_ranges_p): Rename to
8838         conflict_by_live_ranges_p.  Move before copy_freq_compare_func.
8839         (setup_left_conflict_sizes_p, update_left_conflict_sizes_p): Ditto.
8840         (empty_profitable_hard_regs, setup_profitable_hard_regs): Ditto.
8841         (update_copy_costs): Remove assert.  Skip cost update if the hard
8842         reg does not belong the class.
8843         (assign_hard_reg): Process only profitable hard regs.
8844         (uncolorable_allocnos_num): Make it scalar.
8845         (allocno_spill_priority): Use ALLOCNO_EXCESS_PRESSURE_POINTS_NUM
8846         and ira_reg_class_max_nregs instead of ALLOCNO_LEFT_CONFLICTS_SIZE
8847         and ira_reg_class_max_nregs.
8848         (bucket_allocno_compare_func): Check frequency first.
8849         (sort_bucket): Add compare function as a parameter.
8850         (add_allocno_to_ordered_bucket): Assume no coalesced allocnos.
8851         (uncolorable_allocnos_splay_tree, USE_SPLAY_P): Remove.
8852         (push_allocno_to_stack): Rewrite for checking new allocno
8853         colorability.
8854         (remove_allocno_from_bucket_and_push): Print cost too.  Remove assert.
8855         (push_only_colorable): Pass new parameter to sort_bucket.
8856         (push_allocno_to_spill): Remove.
8857         (allocno_spill_priority_compare): Make it inline and rewrite.
8858         (splay_tree_allocate, splay_tree_free): Remove.
8859         (allocno_spill_sort_compare): New function.
8860         (push_allocnos_to_stack): Sort allocnos for spilling once.  Don't
8861         build and use splay tree.  Choose first allocno in uncolorable
8862         allocno bucket to spill.  Remove setting spill cost.
8863         (all_conflicting_hard_regs): Remove.
8864         (setup_allocno_available_regs_num): Check only profitable hard
8865         regs.  Print info about hard regs nodes.
8866         (setup_allocno_left_conflicts_size): Remove.
8867         (put_allocno_into_bucket): Don't call
8868         setup_allocno_left_conflicts_size.  Use setup_left_conflict_sizes_p.
8869         (improve_allocation): New.
8870         (color_allocnos): Call setup_profitable_hard_regs,
8871         form_object_hard_regs_nodes_forest, improve_allocation,
8872         finish_object_hard_regs_nodes_forest.  Setup spill cost.
8873         (print_loop_title): Use pressure classes.
8874         (color_allocnso): Ditto.
8875         (do_coloring): Remove allocation and freeing splay_tree_node_pool
8876         and allocnos_for_spilling.
8877         (ira_sort_regnos_for_alter_reg): Don't setup members
8878         {first,next}_coalesced_allocno.
8879         (color): Remove allocating and freeing removed_splay_allocno_vec.
8880         (fast_allocation): Use ira_prohibited_class_mode_regs instead of
8881         prohibited_class_mode_regs.
8882
8883         * ira-lives.c: Remove mentioning cover classes from the file.  Fix
8884         formatting.
8885         (update_allocno_pressure_excess_length): Use pressure classes.
8886         (inc_register_pressure, dec_register_pressure): Check for pressure
8887         class.
8888         (mark_pseudo_regno_live, mark_pseudo_regno_subword_live): Use
8889         pressure class.  Use ira_reg_class_nregs instead of
8890         ira_reg_class_max_nregs.
8891         (mark_pseudo_regno_dead, mark_pseudo_regno_subword_dead): Ditto.
8892         (mark_hard_reg_live, mark_hard_reg_dead): Use pressure class.
8893         (single_reg_class): Use ira_reg_class_nregs instead of
8894         ira_reg_class_max_nregs.
8895         (process_bb_node_lives): Use pressure classes.
8896
8897         * ira-emit.c: Remove mentioning cover classes from the file.  Use
8898         ALLOCNO_CLASS instead of ALLOCNO_COVER_CLASS.  Fix formatting.
8899         (change_loop): Use pressure classes.
8900         (modify_move_list): Call ira_set_allocno_class instead of
8901         ira_set_allocno_cover_class.
8902
8903         * ira-build.c: Remove mentioning cover classes from the file.  Use
8904         ALLOCNO_CLASS and ALLOCNO_CLASS_COST instead of
8905         ALLOCNO_COVER_CLASS and ALLOCNO_COVER_CLASS_COST.  Use
8906         ALLOCNO_UPDATED_CLASS_COST instead of
8907         ALLOCNO_UPDATED_COVER_CLASS_COST.  Fix formatting.
8908         (ira_create_object): Initiate OBJECT_PROFITABLE_HARD_REGS.
8909         (ira_create_allocno): Remove initialization of
8910         ALLOCNO_SPLAY_REMOVED_P, ALLOCNO_LEFT_CONFLICT_SIZE.  Initialize
8911         ALLOCNO_COLORABLE_P.
8912         (ira_set_allocno_cover_class): Rename to ira_set_allocno_class.
8913         Update conflict regs for the objects.
8914         (create_cap_allocno): Remove assert.  Don't propagate
8915         ALLOCNO_AVAILABLE_REGS_NUM.
8916         (ira_free_allocno_costs): New function.
8917         (finish_allocno): Change a part of code into call of
8918         ira_free_allocno_costs.
8919         (low_pressure_loop_node_p): Use pressure classes.
8920         (object_range_compare_func): Don't compare classes.
8921         (setup_min_max_conflict_allocno_ids): Ditto.
8922
8923         * loop-invariant.c: Remove mentioning cover classes from the file.
8924         Use ira_pressure_classes and ira_pressure_classes_num instead of
8925         ira_reg_class_cover_size and ira_reg_class_cover.  Fix formatting.
8926         (get_cover_class_and_nregs): Rename to get_cover_pressure_and_nregs.
8927         Use ira_reg_class_max_nregs instead of ira_reg_class_nregs.
8928         Use reg_allocno_class instead of reg_cover_class.
8929         (get_inv_cost): Use instead ira_stack_reg_pressure_class of
8930         STACK_REG_COVER_CLASS.
8931         (get_regno_cover_class): Rename to get_regno_pressure_class.
8932         (move_loop_invariants): Initialize and finalize regstat.
8933
8934         * ira.c: Remove mentioning cover classes from the file.  Add
8935         comments about coloring without cover classes.  Use ALLOCNO_CLASS
8936         instead of ALLOCNO_COVER_CLASS.  Fix formatting.
8937         (alloc_reg_class_subclasses, setup_reg_subclasses): Move it before
8938         setup_class_subset_and_memory_move_costs.
8939         (setup_stack_reg_pressure_class, setup_pressure_classes): New.
8940         (setup_cover_and_important_classes): Rename to
8941         setup_allocno_and_important_classes.
8942         (setup_class_translate_array): New.
8943         (setup_class_translate): Call it for allocno and pressure classes.
8944         (cover_class_order): Rename to allocno_class_order.
8945         (comp_reg_classes_func): Use ira_allocno_class_translate instead
8946         of ira_class_translate.
8947         (reorder_important_classes): Set up ira_important_class_nums.
8948         (setup_reg_class_relations): Set up ira_reg_class_superunion.
8949         (print_class_cover): Rename to print_classes.  Add parameter.
8950         (ira_debug_class_cover): Rename to ira_debug_allocno_classes.
8951         Print pressure classes too.
8952         (find_reg_class_closure): Rename to find_reg_classes.  Don't call
8953         setup_reg_subclasses.
8954         (ira_hard_regno_cover_class): Rename to ira_hard_regno_allocno_class.
8955         (ira_reg_class_nregs): Rename to ira_reg_class_max_nregs.
8956         (setup_prohibited_class_mode_regs): Use
8957         ira_prohibited_class_mode_regs instead of prohibited_class_mode_regs.
8958         (clarify_prohibited_class_mode_regs): New function.
8959         (ira_init_register_move_cost): Set up ira_max_register_move_cost,
8960         ira_max_may_move_in_cost, and ira_max_may_move_out_cost.
8961         (ira_init_once): Initialize them.
8962         (free_register_move_costs): Process them.
8963         (ira_init): Move calls of find_reg_classes and
8964         setup_hard_regno_aclass after setup_prohibited_class_mode_regs.
8965         Call clarify_prohibited_class_mode_regs.
8966         (ira_no_alloc_reg): Remove.
8967         (too_high_register_pressure_p): Use pressure classes.
8968
8969         * sched-deps.c: Remove mentioning cover classes from the file.
8970         Use ira_reg_pressure_cover instead of ira_reg_class_cover.  Use
8971         ira_pressure_classes and ira_pressure_classes_num instead of
8972         ira_reg_class_cover_size and ira_reg_class_cover.
8973         (mark_insn_hard_regno_birth, mark_hard_regno_death): Use
8974         sched_regno_pressure_class instead of sched_regno_cover_class.
8975         (mark_insn_pseudo_birth, mark_pseudo_death): Ditto.  Use
8976         ira_reg_class_max_nregs instead of ira_reg_class_nregs.
8977
8978         * ira.h: Add 2010 to Copyright.
8979         (ira_no_alloc_reg): Remove external.
8980         (struct target_ira): Rename x_ira_hard_regno_cover_class,
8981         x_ira_reg_class_cover_size, x_ira_reg_class_cover, and
8982         x_ira_class_translate to x_ira_hard_regno_allocno_class,
8983         x_ira_allocno_classes_num, x_ira_allocno_classes, and
8984         x_ira_allocno_class_translate.  Add x_ira_pressure_classes_num,
8985         x_ira_pressure_classes, x_ira_pressure_class_translate, and
8986         x_ira_stack_reg_pressure_class.  Rename x_ira_reg_class_nregs to
8987         x_ira_reg_class_max_nregs.  Add x_ira_reg_class_min_nregs and
8988         x_ira_no_alloc_regs.
8989         (ira_hard_regno_cover_class): Rename to ira_hard_regno_allocno_class.
8990         (ira_reg_class_cover_size, ira_reg_class_cover): Rename to
8991         ira_allocno_classes_num and ira_allocno_classes.
8992         (ira_class_translate): Rename to ira_allocno_class_translate.
8993         (ira_pressure_classes_num, ira_pressure_classes): New definitions.
8994         (ira_pressure_class_translate, ira_stack_reg_pressure_class): Ditto.
8995         (ira_reg_class_nregs): Rename to ira_reg_class_max_nregs.
8996         (ira_reg_class_min_nregs, ira_stack_reg_pressure_class): New
8997         (ira_no_alloc_regs): New.
8998
8999         * ira-costs.c: Add 2010 to Copyright.  Remove mentioning cover
9000         classes from the file.  Use ALLOCNO_CLASS instead of
9001         ALLOCNO_COVER_CLASS.  Use ALLOCNO_CLASS_COST instead of
9002         ALLOCNO_COVER_CLASS_COST.
9003         (regno_cover_class): Rename to regno_aclass.
9004         (record_reg_classes): Use ira_reg_class_subunion instead of
9005         ira_reg_class_union.
9006         (record_address_regs): Check overflow.
9007         (scan_one_insn): Ditto.
9008         (print_allocno_costs): Print total mem cost fore regional allocation.
9009         (print_pseudo_costs): Use REG_N_REFS.
9010         (find_costs_and_classes): Use classes intersected with them on the
9011         1st pass. Check overflow.  Use ira_reg_class_subunion instead of
9012         ira_reg_class_union.  Use ira_allocno_class_translate and
9013         regno_aclass instead of ira_class_translate and regno_cover_class.
9014         Modify code for finding regno_aclass.  Setup preferred classes for
9015         the next pass.
9016         (setup_allocno_cover_class_and_costs): Rename to
9017         setup_allocno_class_and_costs.  Use regno_aclass instead of
9018         regno_cover_class.  Use ira_set_allocno_class instead of
9019         ira_set_allocno_cover_class.
9020         (init_costs, finish_costs): Use regno_aclass instead of
9021         regno_cover_class.
9022         (ira_costs): Use setup_allocno_class_and_costs instead of
9023         setup_allocno_cover_class_and_costs.
9024         (ira_tune_allocno_costs_and_cover_classes): Rename to
9025         ira_tune_allocno_costs.  Check overflow.  Skip conflict hard regs
9026         by processing objects.  Use ira_reg_class_max_nregs instead of
9027         ira_reg_class_nregs.
9028
9029         * rtl.h (reg_cover_class): Rename to reg_allocno_class.
9030
9031         * sched-int.h: Remove mentioning cover classes from the file.
9032         (sched_regno_cover_class): Rename to sched_regno_pressure_class.
9033
9034         * reginfo.c: Add 2010 to Copyright.  Remove mentioning cover
9035         classes from the file.
9036         (struct reg_pref): Rename coverclass into allocnoclass.
9037         (reg_cover_class): Rename to reg_allocno_class.
9038
9039         * Makefile.in (ira-color.o): Remove SPLAY_TREE_H from dependencies.
9040
9041         * config/alpha/alpha.h (IRA_COVER_CLASSES): Remove.
9042
9043         * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
9044
9045         * config/avr/avr.h (IRA_COVER_CLASSES): Ditto.
9046
9047         * config/bfin/bfin.h (IRA_COVER_CLASSES): Ditto.
9048
9049         * config/cris/cris.h (IRA_COVER_CLASSES): Ditto.
9050
9051         * config/fr30/fr30.h (IRA_COVER_CLASSES): Ditto.
9052
9053         * config/frv/frv.h (IRA_COVER_CLASSES): Ditto.
9054
9055         * config/h8300/h8300.h (IRA_COVER_CLASSES): Ditto.
9056
9057         * config/i386/i386.h (STACK_REG_COVER_CLASS): Ditto.
9058
9059         * config/i386/i386.c (TARGET_IRA_COVER_CLASSES)
9060         (i386_ira_cover_classes): Ditto.
9061
9062         * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
9063
9064         * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Ditto.
9065
9066         * config/m32r/m32r.h (IRA_COVER_CLASSES): Ditto.
9067
9068         * config/m68k/m68k.h (IRA_COVER_CLASSES): Ditto.
9069
9070         * config/mcore/mcore.h (IRA_COVER_CLASSES): Ditto.
9071
9072         * config/mep/mep.h (IRA_COVER_CLASSES): Ditto.
9073
9074         * config/mips/mips.c (TARGET_IRA_COVER_CLASSES)
9075         (mips_ira_cover_classes): Ditto.
9076
9077         * config/mn10300/mn10300.h (IRA_COVER_CLASSES): Ditto.
9078
9079         * config/moxie/moxie.h (IRA_COVER_CLASSES): Ditto.
9080
9081         * config/pa/pa64-regs.h (IRA_COVER_CLASSES): Ditto.
9082
9083         * config/pa/pa32-regs.h (IRA_COVER_CLASSES): Ditto.
9084
9085         * config/picochip/picochip.h (IRA_COVER_CLASSES): Ditto.
9086
9087         * config/rs6000/rs6000.h (IRA_COVER_CLASSES_PRE_VSX)
9088         (IRA_COVER_CLASSES_VSX): Ditto.
9089
9090         * config/rs6000/rs6000.c (TARGET_IRA_COVER_CLASSES)
9091         (rs6000_ira_cover_classes): Ditto.
9092
9093         * config/rx/rx.h (IRA_COVER_CLASSES): Ditto.
9094
9095         * config/s390/s390.h (IRA_COVER_CLASSES): Ditto.
9096
9097         * config/score/score.h (IRA_COVER_CLASSES): Ditto.
9098
9099         * config/sh/sh.h (IRA_COVER_CLASSES): Ditto.
9100
9101         * config/sparc/sparc.h (IRA_COVER_CLASSES): Ditto.
9102
9103         * config/spu/spu.h (IRA_COVER_CLASSES): Ditto.
9104
9105         * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Ditto.
9106
9107         * config/v850/v850.h (IRA_COVER_CLASSES): Ditto.
9108
9109         * config/vax/vax.h (IRA_COVER_CLASSES): Ditto.
9110
9111         * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Ditto.
9112
9113 2011-03-29  Jakub Jelinek  <jakub@redhat.com>
9114
9115         PR debug/48253
9116         * dwarf2out.c (struct dw_fde_struct): Remove dw_fde_hot_section_label,
9117         dw_fde_hot_section_end_label, dw_fde_unlikely_section_label,
9118         dw_fde_unlikely_section_end_label, cold_in_std_section,
9119         dw_fde_switched_sections and dw_fde_switched_cold_to_hot fields.
9120         Add dw_fde_second_begin, dw_fde_second_end and second_in_std_section
9121         fields.
9122         (output_fde): Use dw_fde_second_{begin,end} if second is
9123         true, otherwise dw_fde_{begin,end}.
9124         (output_call_frame_info): Test dw_fde_second_begin != NULL
9125         instead of dw_fde_switched_sections.
9126         (dwarf2out_begin_prologue): Stop initializing removed dw_fde_struct
9127         fields, initialize new fields.  Initialize in_std_section
9128         unconditionally from the first partition.
9129         (dwarf2out_end_epilogue): Don't override dw_fde_end when
9130         dw_fde_second_begin is non-NULL.
9131         (dwarf2out_switch_text_section): Stop initializing removed
9132         dw_fde_struct fields, initialize new fields, initialize
9133         also dw_fde_end here.  Set dw_fde_switch_cfi even when
9134         dwarf2out_do_cfi_asm ().  Call var_location_switch_text_section.
9135         (struct var_loc_list_def): Add last_before_switch field.
9136         (arange_table, arange_table_allocated, arange_table_in_use,
9137         ARANGE_TABLE_INCREMENT, add_arange): Removed.
9138         (size_of_aranges): Count !in_std_section and !second_in_std_section
9139         hunks in fdes, instead of looking at arange_table_in_use.
9140         (output_aranges): Add aranges_length argument, don't call
9141         size_of_aranges here.  Instead of using aranges_table*
9142         emit ranges for fdes when !in_std_section resp.
9143         !second_in_std_section.
9144         (dw_loc_list): Break ranges crossing section switch.
9145         (convert_cfa_to_fb_loc_list): Likewise.  If switched sections,
9146         use dw_fde_second_end instead of dw_fde_end as end of last range.
9147         (gen_subprogram_die): Don't call add_arange.  Use
9148         dw_fde_{begin,end} for first partition and if switched
9149         section dw_fde_second_{begin,end} for the second.
9150         (var_location_switch_text_section_1,
9151         var_location_switch_text_section): New functions.
9152         (dwarf2out_begin_function): Initialize cold_text_section even
9153         when function_section () isn't text_section.
9154         (prune_unused_types): Don't walk arange_table.
9155         (dwarf2out_finish): Don't needlessly test
9156         flag_reorder_blocks_and_partition when testing cold_text_section_used.
9157         If info_section_emitted, call size_of_aranges and if it indicates
9158         non-empty .debug_aranges, call output_aranges with the computed
9159         size.  Stop using removed dw_fde_struct fields, use
9160         dw_fde_{begin,end} for first partition and dw_fde_second_{begin,end}
9161         for second.
9162
9163         PR debug/48203
9164         * cfgexpand.c (expand_debug_expr) <case SSA_NAME>: Only
9165         create ENTRY_VALUE if incoming or address of incoming's MEM
9166         is a hard REG.
9167         * dwarf2out.c (mem_loc_descriptor): Don't emit
9168         DW_OP_GNU_entry_value of DW_OP_fbreg.
9169         * var-tracking.c (vt_add_function_parameter): Ensure cselib_lookup
9170         on ENTRY_VALUE is able to find the canonical parameter VALUE.
9171         * cselib.c (rtx_equal_for_cselib_1) <case ENTRY_VALUE>: Use
9172         rtx_equal_p instead of rtx_equal_for_cselib_1 to compare
9173         ENTRY_VALUE_EXPs.
9174         (cselib_hash_rtx) <case ENTRY_VALUE>: If ENTRY_VALUE_EXP
9175         is a REG_P or MEM_P with REG_P address, compute hash directly
9176         instead of calling cselib_hash_rtx on ENTRY_VALUE_EXP.
9177         (preserve_only_constants): Don't clear VALUES forwaring
9178         ENTRY_VALUE to some other VALUE.
9179
9180 2011-03-28  Richard Sandiford  <richard.sandiford@linaro.org>
9181
9182         * builtins.c (expand_builtin_memset_args): Use gen_int_mode
9183         instead of GEN_INT.
9184
9185 2011-03-28  Eric Botcazou  <ebotcazou@adacore.com>
9186
9187         * cfgexpand.c (expand_gimple_cond): Always set the source location and
9188         block before expanding the statement.
9189         (expand_gimple_stmt_1): Likewise.  Set them here...
9190         (expand_gimple_stmt): ...and not here.  Tidy.
9191         * cfglayout.c (curr_insn_locator): Return 0 if the current location is
9192         unknown.
9193
9194 2011-03-28  Steven Bosscher  <steven@gcc.gnu.org>
9195
9196         * Makefile.in: New rule for cprop.o.
9197         * gcse.c: Move constant/copy propagation to cprop.c.
9198         (compute_local_properties): Only handle expression tables.
9199         (hash_scan_set, compute_hash_table_work, alloc_hash_table,): Likewise.
9200         (one_pre_gcse_pass, one_code_hoisting_pass): Likewise.
9201         (hash_set, insert_set_in_table, gcse_constant_p, lookup_set,
9202         next_set, reset_opr_set_tables, oprs_not_set_p, mark_call, mark_set,
9203         mark_clobber, mark_oprs_set, alloc_cprop_mem, free_cprop_mem,
9204         compute_cprop_data, find_used_regs, try_replace_reg,
9205         find_avail_set, cprop_jump, constprop_register, cprop_insn,
9206         local_cprop_find_used_regs, do_local_cprop, local_cprop_pass,
9207         fis_get_condition, implicit_set_cond_p, find_implicit_sets,
9208         find_bypass_set, reg_killed_on_edge, bypass_block,
9209         bypass_conditional_jumps, one_cprop_pass, gate_rtl_cprop,
9210         execute_rtl_cprop, pass_rtl_cprop): Move to...
9211         * cprop.c: ...here.  New file, constant/copy propagation for RTL
9212         moved from gcse.c to here with minor cleanups in duplicated code.
9213
9214 2011-03-28  H.J. Lu  <hongjiu.lu@intel.com>
9215
9216         * config/i386/i386.c (flag_opts): Fix a typo in
9217         -mavx256-split-unaligned-store.
9218
9219 2011-03-28  Anatoly Sokolov  <aesok@post.ru>
9220
9221         * config/h8300/h8300.h (FUNCTION_VALUE_REGNO_P, FUNCTION_VALUE,
9222         LIBCALL_VALUE): Remove macros.
9223         * config/h8300/h8300.c (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
9224         TARGET_FUNCTION_VALUE_REGNO_P): Define.
9225         (h8300_function_value, h8300_libcall_value,
9226         h8300_function_value_regno_p): New functions.
9227
9228 2011-03-28  Anatoly Sokolov  <aesok@post.ru>
9229
9230         * config/h8300/h8300.h (ASM_OUTPUT_BSS): Remove macro.
9231
9232 2011-03-28  Jeff Law  <law@redhat.com>
9233
9234         * tree-ssa-threadupdate.c (redirect_edges): Call
9235         create_edge_and_update_destination_phis as needed.
9236         (create_edge_and_update_destination_phis): Accept new BB argument.
9237         All callers updated.
9238         (thread_block): Do not update the profile when threading around
9239         intermediate blocks.
9240         (thread_single_edge): Likewise.
9241         (determine_bb_domination_status): If BB is not a successor of the
9242         loop header, return NONDOMINATING.
9243         (register_jump_thread): Note when we register a jump thread around
9244         an intermediate block.
9245         * tree-ssa-threadedge.c (thread_around_empty_block): New function.
9246         (thread_across_edge): Use it.
9247
9248 2011-03-28  Tristan Gingold  <gingold@adacore.com>
9249
9250         * config/ia64/ia64.c (ia64_promote_function_mode): Fix promotion
9251         when for_return is 2.
9252
9253 2011-03-28  Jeff Law  <law@redhat.com>
9254
9255         * var-tracking.c (canonicalize_values_mark): Delete unused
9256         lhs assignment.
9257         (canonicalize_values_star, set_variable_part): Likewise.
9258         (clobber_variable_part, delete_variable_part): Likewise.
9259
9260 2011-03-28  Steven Bosscher  <steven@gcc.gnu.org>
9261
9262         * gcse.c (free_gcse_mem): Free reg_set_bitmap.
9263
9264 2011-03-28  Martin Jambor  <mjambor@suse.cz>
9265
9266         * tree-inline.c (expand_call_inline): Do not check that destination
9267         node is analyzed.
9268         (optimize_inline_calls): Assert that destination node is analyzed.
9269         * cgraph.c (cgraph_add_new_function): Call cgraph_analyze_function, do
9270         not call tree_lowering_passes.
9271         * cgraph.h (cgraph_analyze_function): Declare.
9272         * cgraphunit.c (cgraph_analyze_function): Make public.
9273
9274 2011-03-28  Joseph Myers  <joseph@codesourcery.com>
9275
9276         * config/sparc/sparc-opts.h: New.
9277         * config/sparc/sparc.c (sparc_handle_option, sparc_select,
9278         sparc_cpu, fpu_option_set, TARGET_HANDLE_OPTION): Remove.
9279         (sparc_option_override): Store processor_type enumeration rather
9280         than string in cpu_default.  Remove name and enumeration from
9281         cpu_table.  Directly default -mcpu then default -mtune from -mcpu
9282         without using sparc_select.  Use target_flags_explicit instead of
9283         fpu_option_set.
9284         * config/sparc/sparc.h (enum processor_type): Move to
9285         sparc-opts.h.
9286         (sparc_cpu, struct sparc_cpu_select, sparc_select): Remove.
9287         * config/sparc/sparc.opt (config/sparc/sparc-opts.h): New
9288         HeaderInclude entry.
9289         (mcpu=, mtune=): Use Var and Enum.
9290         (sparc_processor_type): New Enum and EnumValue entries.
9291
9292 2011-03-28  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
9293             Iain Sandoe  <iains@gcc.gnu.org>
9294
9295         PR target/48245
9296         * config/darwin.h (LINK_COMMAND_SPEC_A): Use LINK_PLUGIN_SPEC.
9297
9298 2011-03-28  Eric Botcazou  <ebotcazou@adacore.com>
9299
9300         * tree-vectorizer.h (vect_create_data_ref_ptr): Adjust prototype.
9301         * tree-vect-data-refs.c (vect_create_data_ref_ptr): Add GSI parameter.
9302         Insert new statements at it in lieu of STMT.
9303         (vect_setup_realignment): Adjust call to vect_create_data_ref_ptr.
9304         * tree-vect-stmts.c (vectorizable_store): Likewise.
9305         (vectorizable_load): Likewise.
9306
9307 2011-03-28  Uros Bizjak  <ubizjak@gmail.com>
9308
9309         * config/alpha/alpha.md (addtf3): Change mode of operands to TFmode.
9310         (divtf3): Ditto.
9311         (multf3): Ditto.
9312         (subtf3): Ditto.
9313
9314 2011-03-27  H.J. Lu  <hongjiu.lu@intel.com>
9315
9316         * config/i386/sse.md (*avx_mov<mode>_internal): Don't assert
9317         unaligned 256bit load/store.
9318         (*avx_movu<ssemodesuffix><avxmodesuffix>): Likewise.
9319         (*avx_movdqu<avxmodesuffix>): Likewise.
9320
9321 2011-03-27  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
9322
9323         PR target/48288
9324         * config/pa/predicates.md (reg_or_ior_operand): New predicate.
9325         * config/pa/pa.md (iordi3): Use new predicate in expander.
9326         (iorsi3): Likewise.
9327
9328 2011-03-27  Anatoly Sokolov  <aesok@post.ru>
9329
9330         * config/mips/mips.h (LIBCALL_VALUE, FUNCTION_VALUE,
9331         FUNCTION_VALUE_REGNO_P): Remove macros.
9332         * config/mips/mips-protos.h (mips_function_value): Remove.
9333         * config/mips/mips.c (mips_function_value): Rename to...
9334         (mips_function_value_1): ... this. Make static.  Handle receiving
9335         the function type in 'fn_decl_or_type' argument.
9336         (mips_function_value, mips_libcall_value,
9337         mips_function_value_regno_p): New function.
9338         (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
9339         TARGET_FUNCTION_VALUE_REGNO_P): Define.
9340
9341 2011-03-27  H.J. Lu  <hongjiu.lu@intel.com>
9342
9343         * config/i386/i386.c (flag_opts): Add -mavx256-split-unaligned-load
9344         and -mavx256-split-unaligned-store.
9345         (ix86_option_override_internal): Split 32-byte AVX unaligned
9346         load/store by default.
9347         (ix86_avx256_split_vector_move_misalign): New.
9348         (ix86_expand_vector_move_misalign): Use it.
9349
9350         * config/i386/i386.opt: Add -mavx256-split-unaligned-load and
9351         -mavx256-split-unaligned-store.
9352
9353         * config/i386/sse.md (*avx_mov<mode>_internal): Verify unaligned
9354         256bit load/store.  Generate unaligned store on misaligned memory
9355         operand.
9356         (*avx_movu<ssemodesuffix><avxmodesuffix>): Verify unaligned
9357         256bit load/store.
9358         (*avx_movdqu<avxmodesuffix>): Likewise.
9359
9360         * doc/invoke.texi: Document -mavx256-split-unaligned-load and
9361         -mavx256-split-unaligned-store.
9362
9363 2011-03-27  Richard Sandiford  <rdsandiford@googlemail.com>
9364
9365         PR target/38598
9366         * config/mips/mips.md (extendsidi2): Add an "l" alternative.
9367         Update commentary.
9368
9369 2011-03-27  Richard Sandiford  <rdsandiford@googlemail.com>
9370
9371         * config/mips/mips.c (mips_prepare_builtin_arg): Replace icode and
9372         opno arguments with an expand_operand.  Use create_input_operand.
9373         (mips_prepare_builtin_target): Delete.
9374         (mips_expand_builtin_insn, mips_expand_builtin_compare_1): New
9375         functions.
9376         (mips_expand_builtin_direct): Use create_output_operand and
9377         mips_expand_builtin_insn.  Update call to mips_prepare_builtin_arg.
9378         (mips_expand_builtin_movtf): Likewise.  Use mips_expand_fp_comparison.
9379         (mips_expand_builtin_compare): Use mips_expand_fp_comparison.
9380
9381 2011-03-27  Ira Rosen  <ira.rosen@linaro.org>
9382
9383         * config/arm/arm.c (arm_autovectorize_vector_sizes): New
9384         function.
9385         (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
9386
9387 2011-03-26  Eric Botcazou  <ebotcazou@adacore.com>
9388
9389         * basic-block.h (fixup_abnormal_edges): Adjust prototype.
9390         * reload1.c (reload): Adjust call to fixup_abnormal_edges.  Rediscover
9391         basic blocks and call commit_edge_insertions directly.
9392         (fixup_abnormal_edges): Move from here to...
9393         * cfgrtl.c (fixup_abnormal_edges): ...here.  Only insert instructions
9394         on the edges and return whether some have actually been inserted.
9395         * reg-stack.c (convert_regs): Fix up abnormal edges before inserting
9396         compensation code.
9397
9398 2011-03-26  Andrey Belevantsev  <abel@ispras.ru>
9399
9400         PR rtl-optimization/48144
9401         * sel-sched-ir.c (merge_history_vect): Factor out from ...
9402         (merge_expr_data): ... here.
9403         (av_set_intersect): Rename to av_set_code_motion_filter.
9404         Update all callers.  Call merge_history_vect when an expression
9405         is found in both sets.
9406         * sel-sched-ir.h (av_set_code_motion_filter): Add prototype.
9407
9408 2011-03-26  Alan Modra  <amodra@gmail.com>
9409
9410         * config/rs6000/predicates.md (word_offset_memref_op): Handle
9411         cmodel medium addresses.
9412         * config/rs6000/rs6000.c (rs6000_secondary_reload): Handle misaligned
9413         64-bit gpr loads and stores.
9414         (rs6000_secondary_reload_ppc64): New function.
9415         * config/rs6000/rs6000-protos.h: Declare it.
9416         * config/rs6000/rs6000.md (reload_di_store, reload_di_load): New.
9417
9418 2011-03-26  Alan Modra  <amodra@gmail.com>
9419
9420         PR target/47487
9421         * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Support
9422         GNU Go in traceback table.
9423
9424 2011-03-25  Richard Henderson  <rth@redhat.com>
9425
9426         * expr.c (emit_block_move_via_movmem): Only use 6 operand variant
9427         if there are exactly 6 operands.
9428         (set_storage_via_setmem): Similarly.
9429
9430 2011-03-25  Kai Tietz  <ktietz@redhat.com>
9431
9432         * collect2.c (write_c_file_stat): Handle backslash
9433         as right-hand directory separator.
9434         (resolve_lib_name): Use IS_DIR_SEPARATOR instead of
9435         checking just for slash.
9436         * coverage.c (coverage_init): Use IS_ABSOLUTE_PATH
9437         instead of checking for trailing slash.
9438         * gcc.c (record_temp_file): Use filename_cmp instead
9439         of strcmp.
9440         (do_spec_1): Likewise.
9441         (replace_outfile_spec_function): Likewise.
9442         (is_directory): Use filename_ncmp instead of strncmp.
9443         (print_multilib_info): Likewise.
9444         * gcov.c (find_source): Use filename_cmp instead
9445         instead of strcmp.
9446         (make_gcov_file_name): Fix order of slash/backslash
9447         checks.
9448         * incpath.c (DIRS_EQ): Use filename_cmp instead of strcmp.
9449         (add_standard_paths): Likewise.
9450         * mips-tfile.c (saber_stop): Handle backslash.
9451         * prefix.c (update_path): Use filename_ncmp instead of
9452         strncmp.
9453         * profile.c (output_location): Use filename_cmp instead
9454         of strcmp.
9455         * read-md.c (handle_toplevel_file): Handle backslash.
9456         * tlink.c (frob_extension):  Likewise.
9457         * tree-cfg.c (same_line_p): Use filename_cmp instead of
9458         strcmp.
9459         * tree-dump.c (dequeue_and_dump): Handle backslash.
9460         * tree.c (get_file_function_name): Likewise.
9461         * gengtype.c (read_input_list): Likewise.
9462         (get_file_realbasename): Likewise.
9463         (get_output_file_with_visibility): Use filename_cmp
9464         instead of strcmp.
9465
9466 2011-03-25  Richard Sandiford  <richard.sandiford@linaro.org>
9467
9468         * config/arm/arm.h (CANNOT_CHANGE_MODE_CLASS): Restrict FPA_REGS
9469         case to VFPv1.
9470
9471 2011-03-25  Nathan Froyd  <froydnj@codesourcery.com>
9472
9473         * fold-const.c (expr_location_or): New function.
9474         (fold_truth_not_expr): Call it.
9475
9476 2011-03-25  Jeff Law  <law@redhat.com>
9477
9478         * dwarf2asm.c (dw2_asm_output_encoded_addr_rtx): Add missing
9479         va_end.
9480         * c-family/c-common.c (def_fn_type): Likewise.
9481         * ada/gcc-interface/utils.c (def_fn_type): Likewise.
9482         * emit-rtl.c (gen_rtvec): Likewise.
9483         * lto/lto-lang.c (def_fn_type): Likewise.
9484
9485 2011-03-25  Richard Guenther  <rguenther@suse.de>
9486
9487         * tree-ssa-copy.c (stmt_may_generate_copy): Copies from constants
9488         also generate copies.
9489         (fini_copy_prop): Handle constant values properly.
9490
9491 2011-03-25  Jakub Jelinek  <jakub@redhat.com>
9492
9493         * dwarf2out.c (mem_loc_descriptor) <case ZERO_EXTRACT>: Compare
9494         mode size instead of bitsize with DWARF2_ADDR_SIZE.
9495         (hash_loc_operands, compare_loc_operands): Handle
9496         DW_OP_GNU_entry_value.
9497
9498 2011-03-25  Kai Tietz  <ktietz@redhat.com>
9499
9500         * config/i386/cygming.h (DWARF_FRAME_REGISTERS): Adjust comment.
9501         (STACK_BOUNDARY): Check for bit-ness in case of MS_ABI.
9502         * config/i386/i386.c (ix86_conditional_register_usage): Adjust
9503         comment and use macro TARGET_64BIT_MS_ABI instead.
9504         (ix86_keep_aggregate_return_pointer): Optimize for 64-bit case
9505         and change default behavior for 32-bit MS_ABI.
9506         (ix86_reg_parm_stack_space): Check additionally for bit-ness.
9507         (ix86_function_type_abi): Allow check for ms_abi/sysv_abi for
9508         32-bit, too.
9509         (ix86_cfun_abi): Likewise.
9510         (ix86_maybe_switch_abi): Adjust comment.
9511         (init_cumulative_args): Check for bit-ness in MS_ABI case.
9512         (ix86_gimplify_va_arg): Check just for not TARGET_64BIT_MS_ABI
9513         instead of checking for SYSV_ABI.
9514         (ix86_nsaved_sseregs): Likewise.
9515         (ix86_compute_frame_layout): Set only for 64-bit MS_ABI alignment
9516         to 16 bytes.
9517         (ix86_expand_call): Use TARGET_64BIT_MS_ABI macro.
9518         * config/i386.h (TARGET_32BIT_MS_ABI): New macro.
9519         (ACCUMULATE_OUTGOING_ARGS): Check explicit for 64-bit MS_ABI.
9520         (OUTGOING_REG_PARM_STACK_SPACE): Likewise.
9521         * config/mingw32.h (DEFAULT_ABI): Change default always to MS_ABI.
9522
9523 2011-03-25  Richard Guenther  <rguenther@suse.de>
9524
9525         * tree-flow.h (verify_stmts): Rename to verify_gimple_in_cfg.
9526         (verify_types_in_gimple_seq): Rename to verify_gimple_in_seq.
9527         (verify_gimple): Remove.
9528         * tree-cfg.c (verify_gimple_call): Merge verification
9529         from verify_stmts.
9530         (verify_gimple_phi): Merge verification from verify_stmts.
9531         (verify_gimple_label): New function.
9532         (verify_types_in_gimple_seq_2): Rename to verify_gimple_in_seq_2.
9533         (verify_types_in_gimple_seq): Rename to verify_gimple_in_seq.
9534         (verify_stmt): Merge into verify_gimple_in_cfg and callees.
9535         (verify_stmts): Rename to verify_gimple_in_cfg.
9536         (verify_gimple_in_cfg): New function.
9537         * passes.c (execute_function_todo): Call verify_gimple_in_cfg.
9538         * tree-ssa.c (verify_ssa): Likewise.
9539         * gimplify.c (gimplify_body): Call verify_gimple_in_seq.
9540
9541 2011-03-25  Richard Guenther  <rguenther@suse.de>
9542
9543         * passes.c (init_optimization_passes): Add FRE pass after
9544         early SRA.
9545
9546 2011-03-25  Bernd Schmidt  <bernds@codesourcery.com>
9547             Andrew Stubbs  <ams@codesourcery.com>
9548
9549         * config/arm/vfp.md (arm_movdi_vfp): Enable only when not tuning
9550         for Cortex-A8.
9551         (arm_movdi_vfp_cortexa8): New pattern.
9552         * config/arm/neon.md (adddi3_neon, subdi3_neon, anddi3_neon,
9553         iordi3_neon, xordi3_neon): Add alternatives to discourage Neon
9554         instructions when tuning for Cortex-A8.  Set attribute "arch".
9555         * config/arm/arm.md: Move include arm-tune.md up a bit.
9556         (define_attr "arch"): Add "onlya8" and "nota8" values.
9557         (define_attr "arch_enabled"): Handle "onlya8" and "nota8".
9558
9559 2011-03-25  Nathan Froyd  <froydnj@codesourcery.com>
9560
9561         PR bootstrap/48282
9562         Revert:
9563         2011-03-24  Nathan Froyd  <froydnj@codesourcery.com>
9564
9565         * function.c (instantiate_virtual_regs): Use FOR_EACH_BB and
9566         FOR_BB_INSNS_SAFE to iterate through insns.  Re-indent.
9567         (pass_instantiate_virtual_regs): Require PROP_cfglayout.
9568         * passes.c (init_optimization_passes): Move
9569         pass_instantiate_virtual_regs after pass_into_cfg_layout_mode.
9570
9571 2011-03-25  Kai Tietz  <ktietz@redhat.com>
9572
9573         * c-typeck.c (comptypes_internal): Replace target
9574         hook call of comp_type_attributes by version in tree.c file.
9575         * gimple.c (gimple_types_compatible_p_1): Likewise.
9576         * tree-ssa.c (useless_type_conversion_p): Likewise.
9577         * tree.c (build_type_attribute_qual_variant): Likewise.
9578         (attribute_value_equal): New static helper function.
9579         (comp_type_attributes): New function.
9580         (merge_attributes): Use attribute_value_equal for comparison.
9581         (attribute_list_contained): Likewise.
9582         * tree.h (comp_type_attributes): New prototype.
9583
9584 2011-03-25  Richard Guenther  <rguenther@suse.de>
9585
9586         * tree-cfg.c (verify_gimple_assign_unary): Drop special casing
9587         of complex types at -O0.
9588         (verify_gimple_assign_binary): Likewise.
9589         (verify_gimple_assign_ternary): Likewise.
9590
9591 2011-03-24  Mark Wielaard  <mjw@redhat.com>
9592
9593         * dwarf2out.c (size_of_die): Modify comment to say DW_FORM_ref_sig8.
9594         (value_format): Use DW_FORM_ref_sig8, not DW_FORM_sig8.
9595
9596 2011-03-24  Mark Wielaard  <mjw@redhat.com>
9597
9598         PR debug/48041
9599         * dwarf2out.c (output_abbrev_section): Only write table when
9600         abbrev_die_table_in_use > 1.
9601
9602 2011-02-24  Richard Henderson  <rth@redhat.com>
9603
9604         * config/alpha/alpha.c (alpha_expand_unaligned_load): Use extql.
9605         (alpha_expand_unaligned_store): Use mskwl, mskll, mskql.
9606         (alpha_expand_unaligned_load_words): Use extql.
9607         (alpha_expand_unaligned_store_words): Use insqh, mskqh, mskql.
9608         (emit_insxl): Handle all modes for consistency.
9609
9610 2011-02-24  Richard Henderson  <rth@redhat.com>
9611
9612         * config/alpha/alpha.c (get_aligned_mem): Don't test WORDS_BIG_ENDIAN.
9613         (alpha_expand_unaligned_load): Likewise.
9614         (alpha_expand_unaligned_store): Likewise.
9615         (alpha_expand_unaligned_load_words): Likewise.
9616         (alpha_expand_unaligned_store_words): Likewise.
9617         (emit_insxl, alpha_split_compare_and_swap_12): Likewise.
9618         (alpha_split_lock_test_and_set_12): Likewise.
9619         (print_operand, alpha_fold_builtin_extxx): Likewise.
9620         (alpha_fold_builtin_insxx, alpha_fold_builtin_mskxx): Likewise.
9621         * config/alpha/alpha.md (bswapsi2, insv, extv, extzv): Likewise.
9622         (builtin_extwh, builtin_extlh, builtin_extql): Likewise.
9623         (unaligned_extendqidi_be, unaligned_extendhidi_be, extxl_be): Remove.
9624         (*extxl_1_be, *extql_2_be, extqh_be, extlh_be, extwh_be): Remove.
9625         (insbl_be, inswl_be, insll_be, insql_be, mskxl_be): Remove.
9626         (unaligned_loadqi_be, unaligned_loadhi_be): Remove.
9627         (unaligned_storeqi_be, unaligned_storehi_be): Remove.
9628         (extbl): Rename from builtin_extbl; don't test WORDS_BIG_ENDIAN.
9629         (extwl, extll, extql): Similarly.
9630         (inswh, inslh, insqh): Similarly.
9631         (mskbl, mskwl, mskll, mskql): Similarly.
9632         (mskwh, msklh, mskqh): Similarly.
9633
9634 2011-02-24  Richard Henderson  <rth@redhat.com>
9635
9636         * config/alpha/alpha.md (attribute isa): Add er, ner.
9637         (attribute enabled): Handle them.
9638         (*movdi): Merge *movdi_{er_nofix,nofix,er_fix,fix}.
9639
9640 2011-02-24  Richard Henderson  <rth@redhat.com>
9641
9642         * config/alpha/alpha.md (attribute isa): Add vms.
9643         (attribute enabled): Handle it.
9644         (*movsf): Merge *movsf_{nofix,fix,nofp}.
9645         (*movdf): Merge *movdf_{nofix,fix,nofp}.
9646         (*movtf): Rename from *movtf_internal for consistency.
9647         (*movsi): Merge with *movsi_nt_vms.
9648         (*movhi): Merge *movhi_nobwx, *movhi_bwx.
9649         (*movqi): Merge *movqi_nobwx, *movqi_bwx.
9650         (*mov<VEC>): Merge *mov<VEC>_fix, *mov<VEC>_nofix.
9651         * config/alpha/constraint.md ("f"): Use NO_REGS when fpu is disabled.
9652
9653 2011-02-24  Richard Henderson  <rth@redhat.com>
9654
9655         * config/alpha/alpha.md (extendqihi2): Implement for BWX only.
9656         (extendqisi2, extendhisi2): Likewise.
9657         (extendqidi2): Simplify BWX/non-BWX expansions.
9658         (extendhidi2): Similarly.
9659
9660 2011-02-24  Richard Henderson  <rth@redhat.com>
9661
9662         * config/alpha/alpha.md (attribute isa): New.
9663         (attribute enabled): New.
9664         (zero_extendqihi2): Merge from *zero_extendqihi2_{bwx,nobwx}.
9665         (zero_extendqisi2, zero_extendqidi2): Similarly.
9666         (zero_extendhisi2, zero_extendhidi2): Similarly.
9667         * config/alpha/predicates.md (reg_or_bwx_memory_operand): New.
9668
9669 2011-02-24  Richard Henderson  <rth@redhat.com>
9670
9671         * config/alpha/predicates.md (input_operand): Revert last change;
9672         update comment to mention 32-bit VMS rather than Windows.
9673
9674 2011-03-24  Nathan Froyd  <froydnj@codesourcery.com>
9675
9676         * function.c (instantiate_virtual_regs): Use FOR_EACH_BB and
9677         FOR_BB_INSNS_SAFE to iterate through insns.  Re-indent.
9678         (pass_instantiate_virtual_regs): Require PROP_cfglayout.
9679         * passes.c (init_optimization_passes): Move
9680         pass_instantiate_virtual_regs after pass_into_cfg_layout_mode.
9681
9682 2011-03-24  Eric Botcazou  <ebotcazou@adacore.com>
9683
9684         * dojump.c (do_jump_by_parts_greater_rtx): Optimize in specific cases.
9685
9686 2011-03-24  Uros Bizjak  <ubizjak@gmail.com>
9687
9688         * config/i386/i386.md (ix86_print_operand): Output DFmode const_double
9689         correctly.
9690
9691 2011-03-24  Jakub Jelinek  <jakub@redhat.com>
9692
9693         PR debug/48204
9694         * simplify-rtx.c (simplify_const_unary_operation): Call
9695         real_convert when changing mode class with FLOAT_EXTEND.
9696
9697 2011-03-24  Nick Clifton  <nickc@redhat.com>
9698
9699         * config/rx/rx.h (LABEL_ALIGN_FOR_BARRIER): Define.
9700         (ASM_OUTPUT_MAX_SKIP_ALIGN): Define.
9701         * config/rx/rx.c (rx_option_override): Set align_jumps,
9702         align_loops and align_labels if not set by the user.
9703         (rx_align_for_label): New function.
9704         (rx_max_skip_for_label): New function.
9705         (TARGET_ASM_JUMP_ALIGN_MAX_SKIP): Define.
9706         (TARGET_ASM_LOOP_ALIGN_MAX_SKIP): Define.
9707         (TARGET_ASM_LABEL_ALIGN_MAX_SKIP): Define.
9708         (TARGET_ASM_LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Define.
9709         * config/rx/rx-protos.h (rx_align_for_label): Add prototype.
9710
9711 2011-03-24  Richard Sandiford  <richard.sandiford@linaro.org>
9712
9713         PR rtl-optimization/48263
9714         * optabs.c (expand_binop_directly): Reinstate convert_modes code
9715         and original commutative_p handling.  Use maybe_gen_insn.
9716
9717 2011-03-24  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
9718
9719         * reload.c (find_reloads_subreg_address): Add address_reloaded
9720         parameter and return true there if the full address has been
9721         reloaded.
9722         (find_reloads_toplev): Pass address_reloaded flag.
9723         (find_reloads_address_1): Don't use address_reloaded parameter.
9724
9725 2011-03-24  Jeff Law  <law@redhat.com>
9726
9727         * tree-ssa-live.c (remove_unused_scope_block_p): Remove set but
9728         unused variable "ann".
9729         (remove_unused_locals): Likewise.
9730
9731         * tree-ssa-copy.c (propagate_tree_value_into_stmt): Remove useless
9732         statement.
9733
9734         * cfglayout.c (fixup_reorder_chain): Do not dereference E_FALL
9735         after it is freed.
9736
9737 2011-03-24  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
9738
9739         * config/s390/s390.c (s390_preferred_reload_class): Return NO_REGS
9740         for invalid symbolic addresses.
9741         (s390_secondary_reload): Don't use s390_check_symref_alignment for
9742         larl operands.
9743
9744 2011-03-24  Eric Botcazou  <ebotcazou@adacore.com>
9745
9746         * fold-const.c (fold_ternary_loc): Preserve the location (if any) of
9747         the argument in calls to fold_truth_not_expr.
9748
9749 2011-03-24  Nathan Froyd  <froydnj@codesourcery.com>
9750
9751         * tree.c (record_node_allocation_statistics): New function.
9752         (make_node_stat, copy_node_stat, build_string): Call it.
9753         (make_tree_binfo_stat, make_tree_vec_stat, tree_cons_stat): Likewise.
9754         (build1_stat, build_omp_clause): Likewise.
9755
9756 2011-03-24  Richard Sandiford  <richard.sandiford@linaro.org>
9757
9758         * builtins.c (expand_movstr): Fix endp == 1 adjustment after
9759         last commit.
9760
9761 2011-03-24  Richard Guenther  <rguenther@suse.de>
9762
9763         PR tree-optimization/48271
9764         * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only cleanup
9765         blocks that still exist.
9766
9767 2011-03-24  Richard Guenther  <rguenther@suse.de>
9768
9769         PR tree-optimization/48270
9770         * tree-ssa-phiopt.c (cond_if_else_store_replacement): Do
9771         not free datarefs before ddrs.
9772
9773 2011-03-24  Eric Botcazou  <ebotcazou@adacore.com>
9774
9775         * tree-sra.c (build_ref_for_offset): Strip useless type conversions
9776         from the address built for a reference with variable offset.
9777
9778 2011-03-24  Uros Bizjak  <ubizjak@gmail.com>
9779
9780         PR target/48237
9781         * config/i386/i386.md (*movdf_internal_rex64): Do not split
9782         alternatives that can be handled with movq or movabsq insn.
9783         (*movdf_internal): Disable for !TARGET_64BIT.
9784         (*movdf_internal_nointeger): Ditto.
9785         * config/i386/i386.c (ix86_print_operand): Handle DFmode immediates.
9786
9787 2011-03-24  Nathan Froyd  <froydnj@codesourcery.com>
9788
9789         * system.h (FUNCTION_ARG, FUNCTION_INCOMING_ARG): Poison.
9790         (FUNCTION_ARG_ADVANCE): Likewise.
9791         * tm.texi.in: Change references to them to hook references.
9792         * tm.texi: Regenerate.
9793         * targhooks.c (default_function_arg): Eliminate check for target macro.
9794         (default_function_incoming_arg): Likewise.
9795         (default_function_arg_advance): Likewise.
9796         * target.def (function_arg, function_incoming_arg): Change to DEFHOOK.
9797         (function_arg_advance): Likewise.
9798         * target-def.h: Eliminate FUNCTION_INCOMING_ARG check.
9799
9800 2011-03-24  Richard Guenther  <rguenther@suse.de>
9801
9802         PR middle-end/48269
9803         * tree-object-size.c (addr_object_size): Do not double-account
9804         for MEM_REF offsets.
9805
9806 2011-03-24  Diego Novillo  <dnovillo@google.com>
9807
9808         * lto-opts.c (input_data_block): Move to lto-streamer-in.c.
9809         * lto-streamer-in.c (input_string_internal): Add clarifying comments.
9810         (lto_input_data_block): Move from lto-opts.c.  Make extern.
9811         Update all users.
9812         (lto_input_string): Rename from input_string.  Make extern.
9813         Update all users.
9814         * lto-streamer-out.c (lto_output_string_with_length): Rename from
9815         output_string_with_length.
9816         Output 0 to indicate a non-NULL string.  Update all callers to
9817         not emit 0.
9818         (lto_output_string): Rename from output_string.  Make extern.
9819         Update all users.
9820         (lto_output_decl_state_streams): Make extern.
9821         (lto_output_decl_state_refs): Make extern.
9822         * lto-streamer.h (lto_input_string): Declare.
9823         (lto_input_data_block): Declare.
9824         (lto_output_string): Declare.
9825         (lto_output_string_with_length): Declare.
9826         (lto_output_decl_state_streams): Declare.
9827         (lto_output_decl_state_refs): Declare.
9828
9829 2011-03-24  Richard Guenther  <rguenther@suse.de>
9830
9831         PR tree-optimization/46562
9832         * tree.c (build_invariant_address): New function.
9833         * tree.h (build_invariant_address): Declare.
9834         * tree-dfa.c (get_addr_base_and_unit_offset): Wrap around
9835         a renamed function moved ...
9836         * tree-flow-inline.h (get_addr_base_and_unit_offset_1): ... here.
9837         Take valueization callback parameter.
9838         * tree-flow.h (gimple_fold_stmt_to_constant): Declare.
9839         * gimple-fold.h: New file.
9840         * tree-ssa-ccp.c (ccp_fold): Use gimple_fold_stmt_to_constant_1.
9841         (ccp_fold, fold_const_aggregate_ref,
9842         fold_ctor_reference, fold_nonarray_ctor_reference,
9843         fold_array_ctor_reference, fold_string_cst_ctor_reference,
9844         get_base_constructor): Move ...
9845         * gimple-fold.c: ... here.
9846         (gimple_fold_stmt_to_constant_1): New function
9847         split out from ccp_fold.  Take a valueization callback parameter.
9848         Valueize all operands.
9849         (gimple_fold_stmt_to_constant): New wrapper function.
9850         (fold_const_aggregate_ref_1): New function split out from
9851         fold_const_aggregate_ref.  Take a valueization callback parameter.
9852         (fold_const_aggregate_ref): Wrap fold_const_aggregate_ref_1.
9853         * tree-ssa-sccvn.c (simplify_binary_expression): Simplify
9854         invariant POINTER_PLUS_EXPRs to invariant form.
9855         (vn_valueize): New function.
9856         (try_to_simplify): Simplify by using gimple_fold_stmt_to_constant.
9857         * tree-vrp.c (vrp_valueize): New function.
9858         (vrp_visit_assignment_or_call): Use gimple_fold_stmt_to_constant
9859         to fold statements to constants.
9860         * tree-ssa-pre.c (eliminate): Properly guard propagation of
9861         function declarations.
9862         * Makefile.in (tree-ssa-sccvn.o, tree-vrp.o, gimple-fold.o,
9863         tree-ssa-ccp.o): Add gimple-fold.h dependencies.
9864
9865 2011-03-24  Richard Sandiford  <richard.sandiford@linaro.org>
9866
9867         * config/h8300/predicates.md (jump_address_operand): Fix register
9868         mode check.
9869
9870 2011-03-24  Ira Rosen  <ira.rosen@linaro.org>
9871
9872         * doc/invoke.texi (max-stores-to-sink): Document.
9873         * params.h (MAX_STORES_TO_SINK): Define.
9874         * opts.c (finish_options): Set MAX_STORES_TO_SINK to 0
9875         if either vectorization or if-conversion is disabled.
9876         * tree-data-ref.c (dr_equal_offsets_p1): Moved and renamed from
9877         tree-vect-data-refs.c vect_equal_offsets.
9878         (dr_equal_offsets_p): New function.
9879         (find_data_references_in_bb): Remove static.
9880         * tree-data-ref.h (find_data_references_in_bb): Declare.
9881         (dr_equal_offsets_p): Likewise.
9882         * tree-vect-data-refs.c (vect_equal_offsets): Move to tree-data-ref.c.
9883         (vect_drs_dependent_in_basic_block): Update calls to
9884         vect_equal_offsets.
9885         (vect_check_interleaving): Likewise.
9886         * tree-ssa-phiopt.c: Include cfgloop.h and tree-data-ref.h.
9887         (cond_if_else_store_replacement): Rename to...
9888         (cond_if_else_store_replacement_1): ... this.  Change arguments and
9889         documentation.
9890         (cond_if_else_store_replacement): New function.
9891         * Makefile.in (tree-ssa-phiopt.o): Adjust dependencies.
9892         * params.def (PARAM_MAX_STORES_TO_SINK): Define.
9893
9894 2011-03-23  Chung-Lin Tang  <cltang@codesourcery.com>
9895
9896         PR target/46934
9897         * config/arm/arm.md (casesi): Use the gen_int_mode() function
9898         to subtract lower bound instead of GEN_INT().
9899
9900 2011-03-23  Jonathan Wakely  <jwakely.gcc@gmail.com>
9901
9902         PR other/48179
9903         PR other/48221
9904         PR other/48234
9905         * doc/extend.texi (Alignment): Move section to match order in TOC.
9906         * doc/invoke.texi (i386 and x86-64 Windows Options): Likewise.
9907         (Warning Options): Adjust -Wno-cpp summary and remove stray backslash.
9908
9909 2011-03-23  Jeff Law  <law@redhat.com>
9910
9911         * cfg.c (redirect_edge_succ_nodup): Duplicate the varm map
9912         before removing the edge.
9913
9914         * cfgrtl.c (cfg_layout_redirect_edge_and_branch): Do not use E after
9915         it may have been freed by redirect_branch_edge or
9916         redirect_edge_succ_nodup.
9917
9918 2011-03-23  Richard Guenther  <rguenther@suse.de>
9919
9920         * tree-stdarg.c (va_list_counter_bump): Handle bumps via MEM_REF.
9921         (check_va_list_escapes): Likewise.
9922         (check_all_va_list_escapes): Likewise.
9923
9924 2011-03-23  Richard Guenther  <rguenther@suse.de>
9925
9926         * Makefile.in (IPA_TYPE_ESCAPE_H): Remove.
9927         (OBJS-archive): Remove ipa-struct-reorg.o and ipa-type-escape.o.
9928         (tree-ssa-alias.o): Do not depend on IPA_TYPE_ESCAPE_H.
9929         (alias.o): Likewise.
9930         (ipa-type-escape.o): Remove.
9931         (ipa-struct-reorg.o): Likewise.
9932         (GTFILES): Remove ipa-struct-reorg.c.
9933         * alias.c: Do not include ipa-type-escape.h.
9934         * tree-ssa-alias.c: Likewise.
9935         * common.opt (fipa-struct-reorg): Preserve for backward compatibility.
9936         * opts.c (finish_options): Do not reset flag_ipa_struct_reorg.
9937         * passes.c (init_optimization_passes): Remove ipa-struct-reorg
9938         and ipa-type-escape passes.
9939         * tree-pass.h (pass_ipa_type_escape): Remove.
9940         (pass_ipa_struct_reorg): Likewise.
9941         * ipa-struct-reorg.h: Remove.
9942         * ipa-struct-reorg.c: Likewise.
9943         * ipa-type-escape.h: Likewise.
9944         * ipa-type-escape.c: Likewise.
9945         * doc/invoke.texi (-fipa-struct-reorg): Remove.
9946         (--param struct-reorg-cold-struct-ratio): Likewise.
9947         * params.def (PARAM_STRUCT_REORG_COLD_STRUCT_RATIO): Likewise.
9948         * params.h (STRUCT_REORG_COLD_STRUCT_RATIO): Likewise.
9949         * timevar.def (TV_IPA_TYPE_ESCAPE): Likewise.
9950
9951 2011-03-23  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
9952
9953         * config/s390/2084.md: Enable all insn reservations also for z9_ec
9954         cpu attribute value.
9955         * config/s390/s390-opts.h (enum s390_arch_option): Remove.
9956         (enum processor_type): Add PROCESSOR_2094_Z9_EC.
9957         * config/s390/s390.c (processor_flags_table): New constant array.
9958         (s390_handle_arch_option): Remove.
9959         (s390_handle_option): Remove s390_handle_arch_option invocations
9960         and OPT_mwarn_framesize_ handling.
9961         (s390_option_override): Remove s390_handle_arch_option invocation.
9962         (s390_emit_prologue): Remove use of HOST_WIDE_INT_PRINT_DEC in
9963         warnings.
9964         * config/s390/s390.md (cpu attribute): Add z9_ec value.
9965         * config/s390/s390.opt (s390_tune, s390_arch)
9966         (march=): Replace s390_arch_option enum and values with
9967         processor_type.  Set variable name to s390_arch.  Set
9968         initialization value.
9969         (mtune=): Replace s390_arch_option with processor_type.  Set
9970         variable name to s390_tune.  Set initialization value.
9971
9972 2011-03-23  Julian Brown  <julian@codesourcery.com>
9973
9974         * expr.c (expand_expr_real_1): Only use BLKmode for volatile
9975         accesses which are not naturally aligned.
9976
9977 2011-03-23  Richard Sandiford  <richard.sandiford@linaro.org>
9978
9979         PR target/47553
9980         * config/arm/predicates.md (neon_lane_number): Accept 0..15.
9981
9982 2011-03-23  Richard Sandiford  <richard.sandiford@linaro.org>
9983
9984         * optabs.h (emit_unop_insn, maybe_emit_unop_insn): Change insn code
9985         parameter from "int" to "enum insn_code".
9986         (expand_operand_type): New enum.
9987         (expand_operand): New structure.
9988         (create_expand_operand): New function.
9989         (create_fixed_operand, create_output_operand): Likewise
9990         (create_input_operand, create_convert_operand_to): Likewise.
9991         (create_convert_operand_from, create_address_operand): Likewise.
9992         (create_integer_operand): Likewise.
9993         (create_convert_operand_from_type, maybe_legitimize_operands): Declare.
9994         (maybe_gen_insn, maybe_expand_insn, maybe_expand_jump_insn): Likewise.
9995         (expand_insn, expand_jump_insn): Likewise.
9996         * builtins.c (expand_builtin_prefetch): Use the new interfaces.
9997         (expand_builtin_interclass_mathfn, expand_builtin_strlen): Likewise.
9998         (expand_movstr, expand_builtin___clear_cache): Likewise.
9999         (expand_builtin_lock_release): Likewise.
10000         * explow.c (allocate_dynamic_stack_space): Likewise.
10001         (probe_stack_range): Likewise.  Allow check_stack to FAIL,
10002         and use the default handling in that case.
10003         * expmed.c (check_predicate_volatile_ok): Delete.
10004         (store_bit_field_1, extract_bit_field_1): Use the new interfaces.
10005         (emit_cstore): Likewise.
10006         * expr.c (emit_block_move_via_movmem): Likewise.
10007         (set_storage_via_setmem, expand_assignment): Likewise.
10008         (emit_storent_insn, try_casesi): Likewise.
10009         (emit_single_push_insn): Likewise.  Allow the expansion to fail.
10010         * optabs.c (expand_widen_pattern_expr, expand_ternary_op): Likewise.
10011         (expand_vec_shift_expr, expand_binop_directly): Likewise.
10012         (expand_twoval_unop, expand_twoval_binop): Likewise.
10013         (expand_unop_direct, emit_indirect_jump): Likewise.
10014         (emit_conditional_move, vector_compare_rtx): Likewise.
10015         (expand_vec_cond_expr, expand_val_compare_and_swap_1): Likewise.
10016         (expand_sync_operation, expand_sync_fetch_operation): Likewise.
10017         (expand_sync_lock_test_and_set): Likewise.
10018         (maybe_emit_unop_insn): Likewise.  Change icode to an insn_code.
10019         (emit_unop_insn): Likewise.
10020         (expand_copysign_absneg): Change icode to an insn_code.
10021         (create_convert_operand_from_type): New function.
10022         (maybe_legitimize_operand, maybe_legitimize_operands): Likewise.
10023         (maybe_gen_insn, maybe_expand_insn, maybe_expand_jump_insn): Likewise.
10024         (expand_insn, expand_jump_insn): Likewise.
10025         * config/i386/i386.md (setmem<mode>): Use nonmemory_operand rather
10026         than const_int_operand for operand 2.
10027
10028 2011-03-23  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
10029
10030         * dwarf2out.c (const_ok_for_output_1): Print the unspec enum name
10031         if possible.
10032
10033 2011-03-22  Nathan Froyd  <froydnj@codesourcery.com>
10034
10035         * emit-rtl.c (emit_pattern_before_noloc): New function.
10036         (emit_insn_before_noloc, emit_jump_insn_before_noloc): Call it.
10037         (emit_call_insn_before_noloc, emit_debug_insn_before_noloc): Likewise.
10038         (emit_pattern_after_noloc): New function.
10039         (emit_insn_after_noloc, emit_jump_insn_after_noloc): Call it.
10040         (emit_call_insn_after_noloc, emit_debug_insn_after_noloc): Likewise.
10041
10042 2011-03-22  Nathan Froyd  <froydnj@codesourcery.com>
10043
10044         * libgcc2.c (__lshrdi3, __ashldi3, __ashrdi3): Use W_TYPE_SIZE.
10045         (__ffsDI2): Likewise.
10046
10047 2011-03-22  Richard Henderson  <rth@redhat.com>
10048
10049         * config/alpha/alpha.c (direct_return): Use TARGET_ABI_OSF instead
10050         of !TARGET_ABI_OPEN_VMS.
10051         (alpha_trampoline_init, alpha_start_function): Likewise.
10052         (alpha_expand_epilogue, alpha_file_start): Likewise.
10053         * config/alpha/alpha.md (divsi3, modsi3): Likewise.
10054         (udivsi3, umodsi3, divdi3, moddi3, udivdi3, umoddi3): Likewise.
10055         (*divmodsi_internal_er, *divmodsi_internal_er_1): Likewise.
10056         (*divmodsi_internal, *divmoddi_internal_er): Likewise.
10057         (*divmoddi_internal_er_1, *divmoddi_internal): Likewise.
10058
10059 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
10060
10061         * config/s390/s390-opts.h: New.
10062         * config/s390/s390.c (s390_tune, s390_tune_flags, s390_arch,
10063         s390_arch_flags, s390_warn_framesize, s390_stack_size,
10064         s390_stack_guard): Remove.
10065         (s390_handle_arch_option): Return void.  Take enum
10066         s390_arch_option value instead of string and searching array.
10067         (s390_handle_option): Don't assert that global structures are in
10068         use.  Access variables via opts pointer.  Use error_at.  Don't use
10069         sscanf for -mstack-guard= or -mstack-size=.  Update call to
10070         s390_handle_arch_option.
10071         (s390_option_override): Update call to s390_handle_arch_option.
10072         (s390_emit_prologue): Use %d format for s390_stack_size in
10073         diagnostic.  Use %wd for HOST_WIDE_INT.
10074         * config/s390/s390.h (enum processor_type): Move to s390-opts.h.
10075         (s390_tune, s390_tune_flags, s390_arch, s390_arch_flags): Remove.
10076         * config/s390/s390.opt (config/s390/s390-opts.h): New
10077         HeaderInclude entry.
10078         (s390_arch_string, s390_tune, s390_tune_flags, s390_arch,
10079         s390_arch_flags, s390_warn_framesize): New Variable entries.
10080         (s390_arch_option): New Enum and EnumValue entries.
10081         (march=): Use Enum instead of Var.
10082         (mstack-guard=, mstack-size=): Use UInteger and Var.
10083         (mtune=): Use Enum.
10084
10085 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
10086
10087         * config/score/score.c (score_handle_option): Don't assert that
10088         global structures are in use.  Access target_flags via opts
10089         pointer.  Use value of -march= option to determine target_flags
10090         settings.
10091         * config/score/score.opt (march=): Use Enum.
10092         (score_arch): New Enum and EnumValue entries.
10093
10094 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
10095
10096         * config/mep/mep.c (option_mtiny_specified): Remove.
10097         (mep_option_override): Move register handling for -mivc2 from
10098         mep_handle_option.  Use global_options_set.x_mep_tiny_cutoff
10099         instead of option_mtiny_specified.
10100         (mep_handle_option): Access target_flags via opts pointer.  Don't
10101         assert that global structures are in use.  Defer part of -mivc2
10102         handling and move it to mep_option_override.
10103         * config/mep/mep.opt (IVC2): New Mask entry.
10104         (mivc2): Use Var and Defer instead of Mask.
10105
10106 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
10107
10108         * config/v850/v850-opts.h: New.
10109         * config/v850/v850.c (small_memory): Replace with
10110         small_memory_physical_max array.  Make that array static const.
10111         (v850_handle_memory_option): Take integer value of argument.  Take
10112         gcc_options pointer, option text and location.  Return void.
10113         Update for changes to small memory structures.
10114         (v850_handle_option): Access target_flags via opts pointer.  Don't
10115         assert that global structures are in use.  Update calls to
10116         v850_handle_memory_option.
10117         (v850_encode_data_area): Update references to small memory settings.
10118         * config/v850/v850.h (struct small_memory_info, small_memory): Remove.
10119         (enum small_memory_type): Move to v850-opts.h.
10120         * config/v850/v850.opt (config/v850/v850-opts.h): New
10121         HeaderInclude entry.
10122         (small_memory_max): New Variable entry.
10123         (msda): Replace by pair of options msda= and msda-.  Use UInteger.
10124         (mtda, mzda): Likewise.
10125
10126 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
10127
10128         * config/sh/sh.c (sh_handle_option): Access target_flags via opts
10129         pointer.  Don't assert that global structures are in use.
10130
10131 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
10132
10133         * config/pdp11/pdp11.c (pdp11_handle_option): Access target_flags
10134         via opts pointer.  Don't assert that global structures are in use.
10135
10136 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
10137
10138         * config/pa/pa-hpux.opt (flag_pa_unix): New Variable entry.
10139         (munix=93): Use Var.
10140         * config/pa/pa-hpux1010.opt (munix=95): Use Var.
10141         * config/pa/pa-hpux1111.opt (munix=98): Use Var.
10142         * config/pa/pa-opts.h: New.
10143         * config/pa/pa.c (pa_cpu, flag_pa_unix): Remove.
10144         (pa_handle_option): Don't assert that global structures are in
10145         use.  Access target_flags via opts pointer.  Don't handle
10146         OPT_mschedule_, OPT_mfixed_range_, OPT_munix_93, OPT_munix_95 or
10147         OPT_munix_98 here.
10148         (pa_option_override): Handle deferred OPT_mfixed_range_.
10149
10150 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
10151
10152         * config/mn10300/mn10300-opts.h: New.
10153         * config/mn10300/mn10300.c (mn10300_processor,
10154         mn10300_tune_string): Remove.
10155         (mn10300_handle_option): Don't assert that global structures are
10156         in use.  Access mn10300_processor via opts pointer.  Don't handle
10157         OPT_mtune_ here.
10158         * config/mn10300/mn10300.h (enum processor_type): Move to
10159         mn10300-opts.h.
10160         (mn10300_processor): Remove.
10161         * config/mn10300/mn10300.opt (config/mn10300/mn10300-opts.h): New
10162         HeaderInclude entry.
10163         (mn10300_processor): New Variable entry.
10164         (mtune=): Use Var.
10165
10166 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
10167
10168         * config/microblaze/microblaze.c: Don't include opts.h.
10169         (microblaze_handle_option, TARGET_HANDLE_OPTION): Remove.
10170         * config/microblaze/microblaze.opt (mxl-stack-check): Use Warn.
10171         (mno-clearbss): Use Var and Warn.
10172
10173 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
10174
10175         * config/m32r/m32r-opts.h: New.
10176         * config/m32r/m32r.c (m32r_model, m32r_sdata): Remove.
10177         (m32r_handle_option): Don't assert that global structures are in
10178         use.  Access target_flags and m32r_cache_flush_func via opts
10179         pointer.  Don't handle OPT_mmodel_, OPT_msdata_ or
10180         OPT_mno_flush_trap here.
10181         * config/m32r/m32r.h (Code Models, Small Data Area): Replace by
10182         include of m32r-opts.h.
10183         * config/m32r/m32r.opt (config/m32r/m32r-opts.h): New
10184         HeaderInclude entry.
10185         (m32r_model_selected, m32r_sdata_selected): New Variable entries.
10186         (mmodel=): Use Enum and Var.
10187         (m32r_model): New Enum and EnumValue entries.
10188         (mno-flush-trap): Use Var.
10189         (msdata=): Use Enum and Var.
10190         (m32r_sdata): New Enum and EnumValue entries.
10191
10192 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
10193
10194         * config/m32c/m32c.c: Don't include opts.h.
10195         (target_memregs, target_memregs_set, TARGET_HANDLE_OPTION,
10196         m32c_handle_option): Remove.
10197         (m32c_option_override): Check global_options_set.x_target_memregs
10198         instead of target_memregs_set.
10199         * config/m32c/m32c.h (target_memregs): Remove.
10200         * config/m32c/m32c.opt (memregs=): Use UInteger with integer
10201         variable.
10202
10203 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
10204
10205         * config/iq2000/iq2000-opts.h: New.
10206         * config/iq2000/iq2000.c: Don't include opts.h.
10207         (iq2000_tune, iq2000_handle_option, TARGET_HANDLE_OPTION): Remove.
10208         * config/iq2000/iq2000.h (enum processor_type, iq2000_tune): Remove.
10209         * config/iq2000/iq2000.opt (config/iq2000/iq2000-opts.h): New
10210         HeaderInclude entry.
10211         (iq2000_tune): New Variable entry.
10212         (march=): Add comment.  Use Enum.
10213         (iq2000_arch): New Enum and EnumValue entries.
10214         (mcpu=): Use Enum and Var.
10215         (iq2000_tune): New Enum and EnumValue entries.
10216
10217 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
10218
10219         * config/ia64/ia64-opts.h: New.
10220         * config/ia64/ia64.c (ia64_tune): Remove.
10221         (ia64_handle_option): Don't handle OPT_mfixed_range_ or OPT_mtune_
10222         here.  Use error_at.
10223         (ia64_option_override): Handle deferred OPT_mfixed_range_.
10224         * config/ia64/ia64.h (enum processor_type, ia64_tune): Remove.
10225         * config/ia64/ia64.opt (config/ia64/ia64-opts.h): New
10226         HeaderInclude entry.
10227         (ia64_tune): New Variable entry.
10228         (mfixed-range=): Use Defer and Var.
10229         (mtune=): Use Enum and Var.
10230         (ia64_tune): New Enum and EnumValue entries.
10231
10232 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
10233
10234         * config/frv/frv-opts.h: New.
10235         * config/frv/frv-protos.h (enum frv_cpu, frv_cpu_t): Move to
10236         frv-opts.h.
10237         (frv_cpu_type): Remove.
10238         * config/frv/frv.c: Don't include opts.h.
10239         (frv_cpu_type, frv_handle_option, TARGET_HANDLE_OPTION): Remove.
10240         * config/frv/frv.opt (config/frv/frv-opts.h): New HeaderInclude entry.
10241         (frv_cpu_type): New Variable entry.
10242         (frv_cpu): New Enum and EnumValue entries.
10243
10244 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
10245
10246         * config/cris/cris.c (cris_handle_option): Access target_flags via
10247         opts pointer.  Don't assert that global structures are in use.
10248         Don't call CRIS_SUBTARGET_HANDLE_OPTION.
10249         * config/cris/cris.h (CRIS_SUBTARGET_HANDLE_OPTION): Don't define.
10250
10251 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
10252
10253         * config/bfin/bfin-opts.h: New.
10254         * config/bfin/bfin.c (bfin_lib_id_given, bfin_cpu_type,
10255         bfin_si_revision, bfin_workarounds): Remove.
10256         (bfin_cpus): Make static const.
10257         (bfin_load_pic_reg): Check global_options_set.x_bfin_library_id
10258         not bfin_lib_id_given.
10259         (bfin_handle_option): Don't set bfin_lib_id_given.  Access
10260         bfin_cpu_type, bfin_si_revision and bfin_workarounds via opts
10261         pointer. Use error_at.  Don't assert that global structures are in use.
10262         * config/bfin/bfin.h: Include bfin-opts.h.
10263         (enum bfin_cpu_type, bfin_cpu_t): Move to bfin-opts.h.
10264         (bfin_cpu_type, bfin_si_revision, bfin_workarounds): Remove.
10265         * bfin.opt (config/bfin/bfin-opts.h): New HeaderInclude entry.
10266         (bfin_cpu_type, bfin_si_revision, bfin_workarounds): New Variable
10267         entries.
10268
10269 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
10270
10271         * config/arm/arm.opt (mhard-float, msoft-float): Use Alias.
10272         * config/arm/arm.c (arm_handle_option): Don't handle -mhard-float
10273         or -msoft-float here.
10274         * config/arm/arm.h (CPP_SPEC): Handle -mfloat-abi=*, not
10275         -msoft-float and -mhard-float.
10276         (OPTION_DEFAULT_SPECS): Don't handle -mhard-float and -msoft-float.
10277         * config/arm/coff.h (MULTILIB_DEFAULTS): Use mfloat-abi=soft, not
10278         msoft-float.
10279         * config/arm/elf.h (ASM_SPEC): Don't handle -mhard-float and
10280         -msoft-float.
10281         (MULTILIB_DEFAULTS): Use mfloat-abi=soft, not msoft-float.
10282         * config/arm/linux-elf.h (MULTILIB_DEFAULTS): Use mfloat-abi=hard,
10283         not mhard-float.
10284         (LIBGCC_SPEC): Don't handle -msoft-float.
10285         * config/arm/netbsd-elf.h (SUBTARGET_ASM_FLOAT_SPEC): Don't handle
10286         -mhard-float.
10287         * config/arm/pe.h (MULTILIB_DEFAULTS): Use mfloat-abi=soft, not
10288         msoft-float.
10289         * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC): Handle
10290         -mfloat-abi=*, not -msoft-float and -mhard-float.
10291         * config/arm/semi.h((ASM_SPEC): Don't handle -mhard-float and
10292         -msoft-float.
10293         * config/arm/t-arm-elf (MULTILIB_OPTIONS, MULTILIB_EXCEPTIONS):
10294         Use mfloat-abi=hard and mfloat-abi=soft in comments, not
10295         mhard-float and msoft-float.
10296         * config/arm/t-linux (MULTILIB_OPTIONS): Use mfloat-abi=hard and
10297         mfloat-abi=soft in comments, not mhard-float and msoft-float.
10298         * config/arm/t-rtems (MULTILIB_OPTIONS, MULTILIB_EXCEPTIONS): Use
10299         mfloat-abi=soft and mfloat-abi=hard, not msoft-float and
10300         mhard-float.
10301         * config/arm/t-strongarm-elf (MULTILIB_OPTIONS): Use
10302         mfloat-abi=hard and mfloat-abi=soft, not mhard-float and
10303         msoft-float.
10304         * config/arm/t-wince-pe (MULTILIB_OPTIONS): Use mfloat-abi=hard,
10305         not mhard-float.
10306         * config/arm/wince-pe.h (MULTILIB_DEFAULTS): Use mfloat-abi=soft,
10307         not msoft-float.
10308
10309 2011-03-22  Richard Henderson  <rth@redhat.com>
10310
10311         * config/alpha/alpha.c (alpha_expand_prologue): Don't test
10312         TARGET_ABI_WINDOWS_NT.
10313         (alpha_output_function_end_prologue): Likewise.
10314         * config/alpha/alpha.h (TARGET_ABI_OSF): Likewise.
10315         (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
10316         * config/alpha/alpha.md (call, call_value, tablejump): Likewise.
10317         (trap, *movsi_nt_vms): Likewise.
10318         (call_nt, call_value_nt, *call_nt_1, *call_value_nt_1): Remove.
10319         (*tablejump_osf_nt_internal): Remove.
10320         * config/alpha/predicates.md (input_operand): Only test Pmode.
10321
10322 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
10323
10324         * config/alpha/alpha.c (alpha_handle_option): Access target_flags
10325         via opts pointer.  Use error_at.  Don't assert that global
10326         structures are in use.
10327
10328 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
10329
10330         * config/i386/i386.c (ix86_isa_flags_explicit): Remove.
10331         (ix86_handle_option): Access ix86_isa_flags and
10332         ix86_isa_flags_explicit via opts pointer.  Don't assert that
10333         global structures are in use.
10334         (ix86_function_specific_save, ix86_function_specific_restore):
10335         Update ix86_isa_flags_explicit field name.
10336         * config/i386/i386.opt (ix86_isa_flags_explicit): New Variable entry.
10337         (ix86_isa_flags_explicit): Rename TargetSave entry to
10338         x_ix86_isa_flags_explicit.
10339
10340 2011-03-22  Richard Henderson  <rth@redhat.com>
10341
10342         * config/alpha/alpha.c (NUM_ARGS): Don't test TARGET_ABI_UNICOSMK.
10343         (alpha_option_override, direct_return): Likewise.
10344         (alpha_arg_partial_bytes, alpha_setup_incoming_varargs): Likewise.
10345         (alpha_va_start, alpha_gimplify_va_arg, alpha_sa_mask): Likewise.
10346         (alpha_sa_size, compute_frame_size, alpha_expand_prologue): Likewise.
10347         (alpha_start_function, alpha_output_function_end_prologue): Likewise.
10348         (alpha_expand_epilogue, alpha_end_function): Likewise.
10349         (alpha_init_libfuncs): Likewise.
10350         (struct machine_function): Remove unicosmk members.
10351         (print_operand) ['t']: Remove.
10352         (unicosmk_must_pass_in_stack, unicosmk_initial_elimination_offset,
10353         unicosmk_output_module_name, unicosmk_output_common,
10354         current_section_align, unicosmk_output_text_section_asm_op,
10355         unicosmk_output_data_section_asm_op, unicosmk_init_sections,
10356         unicosmk_section_type_flags, unicosmk_unique_section,
10357         unicosmk_asm_named_section, unicosmk_insert_attributes,
10358         unicosmk_output_align, unicosmk_defer_case_vector,
10359         unicosmk_output_addr_vec, unicosmk_output_deferred_case_vectors,
10360         SSIB_PREFIX, SSIB_PREFIX_LEN, unicosmk_ssib_name, unicosmk_gen_dsib,
10361         unicosmk_output_ssib, unicosmk_add_call_info_word,
10362         unicosmk_extern_head, unicosmk_output_default_externs,
10363         unicosmk_output_externs, unicosmk_add_extern, unicosmk_dex_list,
10364         unicosmk_dex_count, unicosmk_special_name, unicosmk_need_dex,
10365         unicosmk_output_dex, unicosmk_file_start, unicosmk_file_end): Remove.
10366         * config/alpha/alpha-protos.h: Update.
10367         * config/alpha/alpha.h (TARGET_ABI_OSF): Don't test TARGET_ABI_UNICOSMK.
10368         * config/alpha/alpha.md (UNSPEC_UMK_LAUM, UNSPEC_UMK_LALM): Remove.
10369         (UNSPEC_UMK_LAL, UNSPEC_UMK_LOAD_CIW): Remove.
10370         (mulsi3): Don't test TARGET_ABI_UNICOSMK.
10371         (*mulsi_se, mulvsi3): Likewise.
10372         (divsi3, udivsi3, modsi3, umodsi3, divdi3, udivdi3): Likewise.
10373         (*divmodsi_internal, call, call_value, realign): Likewise.
10374         (moddi3, umoddi3): Likewise; remove duplicate expander.
10375         (moddi3_umk, umoddi3_umk, call_umk, call_value_umk): Remove.
10376         (*call_umk_1, *movsi, umk_laum, umk_lalm, *umk_load_ciw): Remove.
10377         (*movdi_nofix): Remove r/U alternative.
10378         (umk_mismatch_args, arg_home_umk, *call_value_umk): Remove.
10379         * config/alpha/constraints.md ("U"): Remove.
10380         * config/alpha/predicates.md (call_operand"): Don't test
10381         TARGET_ABI_UNICOSMK.
10382
10383 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
10384
10385         * target.def (handle_option): Take gcc_options and
10386         cl_decoded_option pointers and location_t.
10387         * doc/tm.texi.in (TARGET_HANDLE_OPTION): Update documentation.
10388         * doc/tm.texi: Regenerate.
10389         * hooks.c (hook_bool_size_t_constcharptr_int_true): Remove.
10390         * hooks.h (hook_bool_size_t_constcharptr_int_true): Don't declare.
10391         * lto-opts.c (lto_reissue_options): Generate option structure for
10392         targetm.handle_option call.
10393         * opts.c (target_handle_option): Update call to
10394         targetm.handle_option.  Remove assertions about values now passed
10395         down to hook.
10396         * targhooks.c (default_target_handle_option): New.
10397         * targhooks.h (default_target_handle_option): Declare.
10398         * config/alpha/alpha.c: Include opts.h.
10399         (alpha_handle_option): Update to new hook interface.
10400         * config/arm/arm.c: Include opts.h.
10401         (arm_handle_option): Update to new hook interface.
10402         * config/arm/t-arm (arm.o): Update dependencies.
10403         * config/bfin/bfin.c: Include opts.h.
10404         (bfin_handle_option): Update to new hook interface.
10405         * config/cris/cris.c: Include opts.h.
10406         (cris_handle_option): Update to new hook interface.
10407         * config/frv/frv.c: Include opts.h.
10408         (frv_handle_option): Update to new hook interface.
10409         * config/i386/i386.c: Include opts.h.
10410         (ix86_handle_option): Update to new hook interface.
10411         (ix86_valid_target_attribute_inner_p): Generate option structure
10412         for call to ix86_handle_option.
10413         * config/i386/t-i386 (i386.o): Update dependencies.
10414         * config/ia64/ia64.c: Include opts.h.
10415         (ia64_handle_option): Update to new hook interface.
10416         * config/ia64/t-ia64 (ia64.o): Update dependencies.
10417         * config/iq2000/iq2000.c: Include opts.h.
10418         (iq2000_handle_option): Update to new hook interface.
10419         * config/m32c/m32c.c: Include opts.h.
10420         (m32c_handle_option): Update to new hook interface.
10421         * config/m32r/m32r.c: Include opts.h.
10422         (m32r_handle_option): Update to new hook interface.
10423         * config/m68k/m68k.c: Include opts.h.
10424         (m68k_handle_option): Update to new hook interface.
10425         * config/mep/mep.c: Include opts.h.
10426         (mep_handle_option): Update to new hook interface.
10427         * config/microblaze/microblaze.c: Include opts.h.
10428         (microblaze_handle_option): Update to new hook interface.
10429         * config/mips/mips.c: Include opts.h.
10430         (mips_handle_option): Update to new hook interface.
10431         * config/mn10300/mn10300.c: Include opts.h.
10432         (mn10300_handle_option): Update to new hook interface.
10433         * config/pa/pa.c: Include opts.h.
10434         (pa_handle_option): Update to new hook interface.
10435         * config/pdp11/pdp11.c: Include opts.h.
10436         (pdp11_handle_option): Update to new hook interface.
10437         * config/rs6000/rs6000.c: Include opts.h.
10438         (rs6000_handle_option): Update to new hook interface.
10439         * config/rs6000/t-rs6000 (rs6000.o): Update dependencies.
10440         * config/rx/rx.c: Include opts.h.
10441         (rx_handle_option): Update to new hook interface.
10442         * config/s390/s390.c: Include opts.h.
10443         (s390_handle_option): Update to new hook interface.
10444         * config/score/score.c: Include opts.h.
10445         (score_handle_option): Update to new hook interface.
10446         * config/sh/sh.c: Include opts.h.
10447         (sh_handle_option): Update to new hook interface.
10448         * config/sparc/sparc.c: Include opts.h.
10449         (sparc_handle_option): Update to new hook interface.
10450         * config/v850/v850.c: Include opts.h.
10451         (v850_handle_option): Update to new hook interface.
10452
10453 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
10454
10455         * gcc.c (driver_unknown_option_callback): Only permit and save
10456         unknown -Wno- options.
10457         (driver_wrong_lang_callback): Save options directly instead of via
10458         driver_unknown_option_callback.
10459
10460 2011-03-22  Eric Botcazou  <ebotcazou@adacore.com>
10461
10462         * combine.c (simplify_set): Try harder to find the best CC mode when
10463         simplifying a nested COMPARE on the RHS.
10464
10465 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
10466
10467         * config/alpha/gnu.h: Remove.
10468         * config/arc: Remove directory.
10469         * config/arm/netbsd.h: Remove.
10470         * config/arm/t-pe: Remove.
10471         * config/crx: Remove directory.
10472         * config/i386/netbsd.h: Remove.
10473         * config/m68hc11: Remove directory.
10474         * config/m68k/uclinux-oldabi.h: Remove.
10475         * config/mcore/mcore-pe.h: Remove.
10476         * config/mcore/t-mcore-pe: Remove.
10477         * config/netbsd-aout.h: Remove.
10478         * config/rs6000/gnu.h: Remove.
10479         * config/sh/sh-symbian.h: Remove.
10480         * config/sh/symbian-base.c: Remove.
10481         * config/sh/symbian-c.c: Remove.
10482         * config/sh/symbian-cxx.c: Remove.
10483         * config/sh/symbian-post.h: Remove.
10484         * config/sh/symbian-pre.h: Remove.
10485         * config/sh/t-symbian: Remove.
10486         * config/svr3.h: Remove.
10487         * config/vax/netbsd.h: Remove.
10488         * config.build: Don't handle i[34567]86-*-pe.
10489         * config.gcc: Remove handling of deprecations for most deprecated
10490         targets.
10491         (m68k-*-uclinuxoldabi*): Add to second deprecated list.
10492         (alpha*-*-gnu*, arc-*-elf*, arm*-*-netbsd*, arm-*-pe*, crx-*-elf,
10493         i[34567]86-*-netbsd*, i[34567]86-*-pe, m68hc11-*-*|m6811-*-*,
10494         m68hc12-*-*|m6812-*-*, m68k-*-uclinuxoldabi*, mcore-*-pe*,
10495         powerpc64-*-gnu*, powerpc-*-gnu-gnualtivec*, powerpc-*-gnu*,
10496         sh-*-symbianelf* | sh[12346l]*-*-symbianelf*, vax-*-netbsd*):
10497         Remove cases.
10498         * config.host: Don't handle i[34567]86-*-pe.
10499         * config/rs6000/linux64.h (LINK_OS_GNU_SPEC): Remove.
10500         (ASM_SPEC32): Don't handle -mcall-gnu.
10501         * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't handle
10502         -mcall-gnu.
10503         (ASM_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC, CPP_SPEC,
10504         STARTFILE_SPEC, LIB_SPEC, ENDFILE_SPEC): Don't handle -mcall-gnu.
10505         (LIB_GNU_SPEC, STARTFILE_GNU_SPEC, ENDFILE_GNU_SPEC,
10506         LINK_START_GNU_SPEC, LINK_OS_GNU_SPEC, CPP_OS_GNU_SPEC): Remove.
10507         (SUBTARGET_EXTRA_SPECS): Remove *_gnu specs.
10508         * config/sh/sh-protos.h, config/sh/sh.c: Remove all code
10509         conditional on SYMBIAN.
10510         * configure.ac: Don't handle powerpc*-*-gnu*.
10511         * configure: Regenerate.
10512         * doc/extend.texi (interrupt attribute): Don't mention CRX.
10513         * doc/install-old.texi (m6811, m6812): Don't mention.
10514         * doc/install.texi (arc-*-elf*): Don't document multilib option.
10515         (arc-*-elf, CRX, m6811-elf, m6812-elf): Remove.
10516         (m68k-uclinuxoldabi): Don't mention.
10517         * doc/invoke.texi (ARC Options, CRX Options, M68hc1x Options):
10518         Remove.
10519         (-mcall-gnu): Remove.
10520         * doc/md.texi (CRX Architecture, Motorola 68HC11 & 68HC12
10521         families): Remove constraint documentation.
10522
10523 2011-03-22  Marius Strobl  <marius@FreeBSD.org>
10524
10525         * config/sparc/freebsd.h (CPP_CPU64_DEFAULT_SPEC): Replace with...
10526         (FBSD_TARGET_CPU_CPP_BUILTINS): ...this.
10527         (TARGET_GNU_TLS, TARGET_SUN_TLS): Define.
10528
10529 2011-03-21  Michael Meissner  <meissner@linux.vnet.ibm.com>
10530
10531         PR target/48226
10532         * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If we see a
10533         vector when peeking at the next token for vector, don't expand the
10534         keywords.
10535
10536 2011-03-21  Georg-Johann Lay  <avr@gjlay.de>
10537
10538         * config/avr/avr-protos.h (expand_epilogue): Change prototype
10539         * config/avr/avr.h (struct machine_function): Add field sibcall_fails.
10540         * config/avr/avr.c (init_cumulative_args)
10541         (avr_function_arg_advance): Use it.
10542         * config/avr/avr.c (expand_epilogue): Add bool parameter. Handle
10543         sibcall epilogues.
10544         (TARGET_FUNCTION_OK_FOR_SIBCALL): Define to...
10545         (avr_function_ok_for_sibcall): ...this new function.
10546         (avr_lookup_function_attribute1): New static Function.
10547         (avr_naked_function_p, interrupt_function_p)
10548         (signal_function_p, avr_OS_task_function_p)
10549         (avr_OS_main_function_p): Use it.
10550         * config/avr/avr.md ("sibcall", "sibcall_value")
10551         ("sibcall_epilogue"): New expander.
10552         ("*call_insn", "*call_value_insn"): New insn.
10553         ("call_insn", "call_value_insn"): Remove
10554         ("call", "call_value", "epilogue"): Change expander to handle
10555         sibling calls.
10556
10557 2011-03-21  Nick Clifton  <nickc@redhat.com>
10558
10559         * doc/invoke.texi (Overall Options): Move closing brace to end of
10560         options list.
10561         (Optimization Options): Add missing @gol.
10562         (Directory Options): Likewise.
10563         (i386 and x86-64 Options): Likewise.
10564         (RS6000 and PowerPC Options): Likewise.
10565         (i386 and x86-64 Windows Options): Likewise.
10566         (V850 Options): Add text missing from descriptions.
10567
10568 2011-03-22  Richard Henderson  <rth@redhat.com>
10569
10570         * config/avr/avr.c (TARGET_EXCEPT_UNWIND_INFO): New.
10571         (avr_incoming_return_addr_rtx): New.
10572         (emit_push_byte): New.
10573         (expand_prologue): Use it.  Remove incorrect dwarf annotation for
10574         SREG, RAMPZ, zero register.  Push frame pointer by bytes.  Add dwarf
10575         annotation for __prologue_saves__.  Fixup dwarf annotation for CFA.
10576         (emit_pop_byte): New.
10577         (expand_epilogue): Use it.  Pop frame pointer by bytes.
10578         * config/avr/avr.h (FRAME_POINTER_CFA_OFFSET): Remove.
10579         (INCOMING_RETURN_ADDR_RTX): New.
10580         (INCOMING_FRAME_SP_OFFSET): New.
10581         (ARG_POINTER_CFA_OFFSET): New.
10582         * config/avr/avr.md (*pushqi): Fix mode of auto-inc.
10583         (*pushhi, *pushsi, *pushsf, popqi): Likewise.
10584         (pophi): Remove.
10585
10586         * dwarf2out.c (dwarf2out_frame_debug_expr) [rule 11]: Handle post_dec.
10587
10588 2011-03-22  Nathan Froyd  <froydnj@codesourcery.com>
10589
10590         * system.h (FUNCTION_ARG, FUNCTION_INCOMING_ARG): Poison.
10591         (FUNCTION_ARG_ADVANCE): Likewise.
10592         * tm.texi.in: Change references to them to hook references.
10593         * tm.texi: Regenerate.
10594         * targhooks.c (default_function_arg): Eliminate check for target
10595         macro.
10596         (default_function_incoming_arg): Likewise.
10597         (default_function_arg_advance): Likewise.
10598         * target.def (function_arg, function_incoming_arg): Change to DEFHOOK.
10599         (function_arg_advance): Likewise.
10600         * target-def.h: Eliminate FUNCTION_INCOMING_ARG check.
10601
10602 2011-03-22  Nathan Froyd  <froydnj@codesourcery.com>
10603
10604         * tree.c (build_call_1): New function.
10605         (build_call_valist, build_call_array_loc, build_call_vec): Call it.
10606
10607 2011-03-22  Richard Guenther  <rguenther@suse.de>
10608
10609         PR tree-optimization/48228
10610         * tree-vrp.c (vrp_visit_phi_node): Do not stop propagating
10611         for single-arg PHIs.
10612
10613 2011-03-22  Andrey Belevantsev  <abel@ispras.ru>
10614
10615         PR rtl-optimization/48143
10616         * config/i386/sse.md (*sse2_cvtpd2dq): Add athlon_decode attribute.
10617         (*sse2_cvttpd2dq, sse2_cvtss2sd, *sse2_cvtpd2ps,
10618         sse2_cvtps2pd): Likewise.
10619
10620 2011-03-22  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
10621
10622         * recog.c (canonicalize_change_group): Use validate_unshare_change.
10623
10624 2011-03-22  Richard Guenther  <rguenther@suse.de>
10625
10626         * gimple.c (gimple_rhs_class_table): POLYNOMIAL_CHREC is not
10627         a valid RHS.  Make DOT_PROD_EXPR and REALIGN_LOAD_EXPR ternary.
10628         * tree-cfg.c (verify_gimple_assign_ternary): Allow DOT_PROD_EXPR
10629         and REALIGN_LOAD_EXPR.
10630         (verify_gimple_assign_single): Do not allow POLYNOMIAL_CHREC,
10631         DOT_PROD_EXPR or REALIGN_LOAD_EXPR.
10632         * expr.c (expand_expr_real_1): Move REALIGN_LOAD_EXPR and
10633         DOT_PROD_EXPR case ...
10634         (expand_expr_real_2): ... here.
10635         * gimple-pretty-print.c (dump_ternary_rhs): Handle DOT_PROD_EXPR
10636         and REALIGN_LOAD_EXPR.
10637         * tree-data-ref.c (split_constant_offset): Bail out for all CHRECs.
10638         * tree-vect-loop.c (vect_model_reduction_cost): Handle ternaries.
10639         (vect_create_epilog_for_reduction): Likewise.
10640         (vectorizable_reduction): Likewise.
10641         * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Adjust.
10642         * tree-vect-stmts.c (vectorizable_load): Likewise.
10643
10644 2011-03-22  Eric Botcazou  <ebotcazou@adacore.com>
10645
10646         * gimplify.c (gimplify_cond_expr): Gimplify COMPOUND_EXPR conditions.
10647
10648 2011-03-22  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
10649
10650         * config/s390/s390.c (s390_delegitimize_address): Fix offset
10651         handling for PLTOFF/GOTOFF.
10652
10653 2011-03-22  Nick Clifton  <nickc@redhat.com>
10654
10655         * config/i386/cygming.h (SUBTARGET_OVERRIDE_OPTIONS): Remove
10656         trailing backslash from the end of the macro definition.
10657
10658 2011-03-22  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
10659
10660         * config/s390/s390.c (s390_delegitimize_address): Handle PLTOFF
10661         and PLT unspecs.
10662
10663 2011-03-21  Richard Sandiford  <richard.sandiford@linaro.org>
10664
10665         * expr.h (prepare_operand): Move to...
10666         * optabs.h (prepare_operand): ...here and change the insn code
10667         parameter from "int" to "enum insn_code".
10668         (insn_operand_matches): Declare.
10669         * expr.c (init_expr_target): Use insn_operand_matches.
10670         (compress_float_constant): Likewise.
10671         * function.c (safe_insn_predicate, assign_parm_setup_reg): Likewise.
10672         * optabs.c (can_compare_p, prepare_cmp_insn): Likewise.
10673         (emit_cmp_and_jump_insn_1, gen_add2_insn, gen_add3_insn): Likewise.
10674         (have_add2_insn, gen_sub2_insn, gen_sub3_insn, have_sub2_insn):
10675         Likewise.
10676         (gen_cond_trap): Likewise.
10677         (prepare_operand): Likewise.  Change icode to an insn_code.
10678         (insn_operand_matches): New function.
10679         * reload.c (find_reloads_address_1): Use insn_operand_matches.
10680         * reload1.c (gen_reload): Likewise.
10681         * targhooks.c (default_secondary_reload): Likewise.
10682
10683 2011-03-21  Uros Bizjak  <ubizjak@gmail.com>
10684
10685         * config/alpha/alpha.md (unspec): New define_c_enum.
10686         (unspecv): Ditto.
10687
10688 2011-03-21  Uros Bizjak  <ubizjak@gmail.com>
10689
10690         PR debug/48214
10691         * config/alpha/alpha.c (alpha_pad_noreturn): Do not emit an unop
10692         between a call and its CALL_ARG_LOCATION note.
10693
10694 2011-03-21  Eric Botcazou  <ebotcazou@adacore.com>
10695
10696         * gimplify.c (gimplify_vla_decl): Set TREE_THIS_NOTRAP flag.
10697
10698 2011-03-21  Jakub Jelinek  <jakub@redhat.com>
10699
10700         PR c/42544
10701         PR c/48197
10702         * c-common.c (shorten_compare): If primopN is first sign-extended
10703         to opN and then zero-extended to result type, set primopN to opN.
10704
10705 2011-03-21  Daniel Jacobowitz  <dan@codesourcery.com>
10706
10707         * config/arm/unwind-arm.c (__gnu_unwind_pr_common): Correct test
10708         for barrier handlers.
10709
10710 2011-03-21  Michael Meissner  <meissner@linux.vnet.ibm.com>
10711
10712         * config/rs6000/rs6000.md (UNSPEC_*, UNSPECV_*): Redefine all
10713         UNSPEC constants to be in the unspec enumeration, and redefine
10714         all UNSPECV constants to be in the unspecv enumeration, so that
10715         dumps print which unspec/unspec_volatile this is.
10716         * config/rs6000/vector.md (UNSPEC_*): Ditto.
10717         * config/rs6000/paired.md (UNSPEC_*): Ditto.
10718         * config/rs6000/vsx.md (UNSPEC_*): Ditto.
10719         * config/rs6000/altivec.md (UNSPEC_*, UNSPECV_*): Ditto.
10720         * config/rs6000/dfp.md (UNSPEC_*): Ditto.
10721
10722         * config/rs6000/rs6000.md (UNSPECV_ISYNC, UNSPECV_LWSYNC): Rename
10723         UNSPEC_ISYNC and UNSPEC_HWSYNC to UNSPECV_ISYNC and
10724         UNSPECV_LWSYNC, since these are used as unspec_volatile.
10725         * config/rs6000/sync.md (isync, lwsync): Ditto.
10726
10727 2011-03-21  Richard Guenther  <rguenther@suse.de>
10728
10729         * params.def (lto-min-partition): Fix typo.
10730
10731 2011-03-21  Richard Guenther  <rguenther@suse.de>
10732
10733         PR c/47939
10734         * c-decl.c (grokdeclarator): Drop to the main variant only
10735         for array types.  Drop flag_gen_aux_info check.
10736
10737 2011-03-21  Richard Guenther  <rguenther@suse.de>
10738
10739         PR translation/47911
10740         * params.def (lto-partitions): Fix typo.
10741         (lto-min-partition): Fix wording.
10742
10743 2011-03-21  Andreas Tobler  <andreast@fgznet.ch>
10744
10745         * config/rs6000/t-freebsd: Remove duplication from file.
10746
10747 2011-03-21  Richard Guenther  <rguenther@suse.de>
10748
10749         PR middle-end/47661
10750         * gimple.c (is_gimple_condexpr): Use tree_could_throw_p.
10751
10752 2011-03-21  Richard Guenther  <rguenther@suse.de>
10753
10754         PR lto/48210
10755         * params.def (lto-partitions): Require at least 1 partition.
10756
10757 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
10758
10759         * gthr-solaris.h: Remove.
10760         * gthr.h (_SOLARIS_THREADS): Don't include gthr-solaris.h, remove.
10761         * config/sol2.h (CPP_SUBTARGET_SPEC): Remove -threads support.
10762         (LIB_SPEC): Likewise.
10763         * config/sol2.opt (threads): Remove.
10764         * config.gcc (i[34567]86-*-solaris2*): Remove solaris threads support.
10765         (sparc*-*-solaris2*): Likewise.
10766         * configure.ac (enable_threads): Enable solaris support.
10767         * configure: Regenerate.
10768         * doc/invoke.texi (Option Summary, Solaris 2 Options): Remove -threads.
10769         * doc/install.texi (Configuration, --enable-threads=lib): Remove
10770         solaris.
10771
10772 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
10773
10774         * config.gcc: Obsolete *-*-solaris2.8*.
10775         * doc/install.texi (Specific, *-*-solaris2*): Document it.
10776
10777 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
10778
10779         PR bootstrap/48135
10780         * doc/install.texi (Prerequisites, Perl): Remove Glob.pm
10781         reference.  Solaris 8 perl works.
10782
10783 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
10784
10785         PR bootstrap/48135
10786         * doc/install.texi (Prerequisites): Move jar etc. up.
10787         Explain support library version requirements.
10788
10789 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
10790
10791         PR bootstrap/48135
10792         * doc/install.texi (Prerequisites): Move Perl to build
10793         requirements.  Always necessary on Solaris 2 with Sun ld.
10794
10795 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
10796
10797         * doc/install.texi (Specific, alpha*-dec-osf5.1): Update for
10798         binutils 2.21.
10799         (Specific, i?86-*-solaris2.[89]): Likewise.
10800         (Specific, i?86-*-solaris2.10): Likewise.
10801         (Specific, mips-sgi-irix6): Likewise.
10802         (Specific, *-*-solaris2*): Remove Sun Studio download URL.
10803         Update for binutils 2.21.
10804
10805 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
10806
10807         * configure.ac (gcc_cv_lto_plugin): Fix typo.
10808         Allow -fuse-linker-plugin for non-default plugin linker.
10809         * configure: Regenerate.
10810
10811 2011-03-21  Nicola Pero  <nicola.pero@meta-innovation.com>
10812
10813         PR bootstrap/48167
10814         * gengtype.c (files_rules): Added rule for cp/parser.h.
10815
10816 2011-03-21  Jakub Jelinek  <jakub@redhat.com>
10817
10818         PR target/48213
10819         * config/s390/s390.c (s390_delegitimize_address): Don't call
10820         lowpart_subreg if orig_x has BLKmode.
10821
10822 2011-03-21  Kai Tietz  <ktietz@redhat.com>
10823
10824         PR target/12171
10825         * doc/plugins.texi: Adjust documentation for plugin register_callback.
10826         * tree.h (attribute_spec): Add new member affects_type_identity.
10827         * attribs.c (empty_attribute_table): Adjust attribute_spec
10828         initializers.
10829         * config/alpha/alpha.c: Likewise.
10830         * config/arc/arc.c: Likewise.
10831         * config/arm/arm.c: Likewise.
10832         * config/avr/avr.c: Likewise.
10833         * config/bfin/bfin.c: Likewise.
10834         * config/crx/crx.c: Likewise.
10835         * config/darwin.h: Likewise.
10836         * config/h8300/h8300.c: Likewise.
10837         * config/i386/cygming.h: Likewise.
10838         * config/i386/i386.c: Likewise.
10839         * config/ia64/ia64.c: Likewise.
10840         * config/m32c/m32c.c: Likewise.
10841         * config/m32r/m32r.c: Likewise.
10842         * config/m68hc11/m68hc11.c: Likewise.
10843         * config/m68k/m68k.c: Likewise.
10844         * config/mcore/mcore.c: Likewise.
10845         * config/mep/mep.c: Likewise.
10846         * config/microblaze/microblaze.c: Likewise.
10847         * config/mips/mips.c: Likewise.
10848         * config/rs6000/rs6000.c: Likewise.
10849         * config/rx/rx.c: Likewise.
10850         * config/sh/sh.c: Likewise.
10851         * config/sol2.h: Likewise.
10852         * config/sparc/sparc.c: Likewise.
10853         * config/spu/spu.c: Likewise.
10854         * config/stormy16/stormy16.c: Likewise.
10855         * config/v850/v850.c: Likewise.
10856
10857 2011-03-21  Chung-Lin Tang  <cltang@codesourcery.com>
10858
10859         * simplify-rtx.c (simplify_binary_operation_1): Handle
10860         (xor (and A B) C) case when B and C are both constants.
10861
10862 2011-03-21  Mingjie Xing  <mingjie.xing@gmail.com>
10863
10864         * tree-dfa.c (add_referenced_var): Fix typo in comment.
10865
10866 2011-03-20  Eric Botcazou  <ebotcazou@adacore.com>
10867
10868         PR bootstrap/48168
10869         * config/sparc/sparc.c (sparc_delegitimize_address): Add new pattern.
10870
10871 2011-03-20  Jakub Jelinek  <jakub@redhat.com>
10872
10873         PR rtl-optimization/48156
10874         * df-core.c (df_get_bb_dirty): Use df_lr if df_live is NULL,
10875         assume df and df_lr are not NULL.
10876
10877 2011-03-20  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
10878
10879         PR debug/48023
10880         * config/arm/arm.c (create_fix_barrier): Do not emit a minipool
10881         between a call and its CALL_ARG_LOCATION note.
10882
10883 2011-03-19  Kaz Kojima  <kkojima@gcc.gnu.org>
10884
10885         PR debug/48178
10886         * config/sh/sh.c (find_barrier): Don't emit a constant pool
10887         between a call and its corresponding CALL_ARG_LOCATION note.
10888
10889 2011-03-19  Anatoly Sokolov  <aesok@post.ru>
10890
10891         * cfgcleanup.c (mark_effect): Use bitmap_set_range/bitmap_clear_range
10892         instead of loop. Use HARD_REGISTER_NUM_P predicate.
10893         * haifa-sched.c (setup_ref_regs): Ditto.
10894         * caller-save.c (add_used_regs_1): Ditto.
10895         * dse.c (look_for_hardregs): Ditto.
10896         * df-problems.c (df_simulate_one_insn_forwards): Ditto.
10897         * sched-rgn.c (check_live_1): Ditto.
10898
10899 2011-03-18  Joseph Myers  <joseph@codesourcery.com>
10900
10901         * c-decl.c (diagnose_mismatched_decls): Give an error for
10902         redefining a typedef with variably modified type.
10903
10904 2011-03-18  Joseph Myers  <joseph@codesourcery.com>
10905
10906         * c-decl.c (grokfield): Don't allow typedefs for structures or
10907         unions with no tag by default.
10908         * doc/extend.texi (Unnamed Fields): Update.
10909
10910 2011-03-18  Uros Bizjak  <ubizjak@gmail.com>
10911
10912         * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
10913         Rewrite using indirect functions.
10914         (lwp_slwpcb): Ditto.
10915         * config/i386/sse.md (avx_vextractf128<mode>): Ditto.
10916         (avx_vinsertf128<mode>): Ditto.
10917
10918 2011-03-18  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
10919
10920         * config/s390/s390.c (s390_delegitimize_address): Handle GOTOFF
10921         unspecs.
10922
10923 2011-03-18  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
10924
10925         * config/s390/s390.c (s390_chunkify_start): Prevent literal pool
10926         splitting between a call and its corresponding CALL_ARG_LOCATION note.
10927
10928 2011-03-18  Maxim Kuvyrkov  <maxim@codesourcery.com>
10929
10930         PR rtl-optimization/48170
10931         * gcse.c (hoist_code): Remove bogus asserts.
10932
10933 2011-03-18  Georg-Johann Lay  <avr@gjlay.de>
10934
10935         * ira-color.c (assign_hard_reg): Honor LOCAL_REGNO in cost
10936         computation for prologue/epilogue.
10937
10938 2011-03-18  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
10939
10940         * Makefile.in (check-consistency): Remove.
10941
10942 2011-03-18  Jakub Jelinek  <jakub@redhat.com>
10943
10944         PR debug/48176
10945         * dwarf2out.c (dwarf2out_finish): Call output_aranges even when
10946         arange_table_in_use is 0, but either text_section_used or
10947         cold_text_section_used is true.  Don't call it if
10948         !info_section_emitted.
10949
10950 2011-03-18  Anatoly Sokolov  <aesok@post.ru>
10951
10952         * config/avr/avr.h (RET_REGISTER, LIBCALL_VALUE,
10953         FUNCTION_VALUE_REGNO_P): Remove.
10954         * config/avr/avr-protos.h (avr_ret_register, avr_libcall_value):
10955         Remove.
10956         * config/avr/avr.c (avr_ret_register): Make static inline.
10957         (avr_function_value_regno_p): New function.
10958         (avr_libcall_value): Make static. Add 'func' argument.
10959         (avr_function_value): Make static. Rename 'func' argument to
10960         'fn_decl_or_type', forward it to avr_libcall_value. Call
10961         avr_ret_register function instead of RET_REGISTER macro.
10962         (TARGET_LIBCALL_VALUE, TARGET_FUNCTION_VALUE_REGNO_P): Define.
10963
10964 2011-03-18  Jason Merrill  <jason@redhat.com>
10965
10966         PR c++/23372
10967         * gimplify.c (gimplify_arg): Strip redundant TARGET_EXPR.
10968
10969 2011-03-18  Richard Guenther  <rguenther@suse.de>
10970
10971         * doc/install.texi (--enable-gold): Remove.
10972         (--with-plugin-ld): Document.
10973         * doc/invoke.texi (-fuse-linker-plugin): Clarify.
10974
10975 2011-03-18  Andrew Pinski  <pinskia@gmail.com>
10976
10977         PR middle-end/47790
10978         * expr.c (optimize_bitfield_assignment_op): Revamp to work
10979         again after expansion changes.
10980
10981 2011-03-18  Chung-Lin Tang  <cltang@codesourcery.com>
10982
10983         * combine.c (try_combine): Do simplification only call of
10984         subst() on i2 even when i1 is present. Update comments.
10985
10986 2011-03-18  Kaz Kojima  <kkojima@gcc.gnu.org>
10987
10988         * config/sh/sh.c (sh_delegitimize_address): Handle UNSPEC_SYMOFF
10989         and UNSPEC_PCREL_SYMOFF.
10990
10991 2011-03-18  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
10992
10993         * config/s390/s390.md: Use define_c_enum for the unspec constant
10994         definitions.
10995
10996 2011-03-18  Richard Henderson  <rth@redhat.com>
10997             Jakub Jelinek  <jakub@redhat.com>
10998
10999         PR bootstrap/48161
11000         * expr.c (expand_expr_addr_expr_1): Use simplify_gen_binary
11001         instead of gen_rtx_PLUS if EXPAND_SUM or EXPAND_INITIALIZER.
11002
11003 2011-03-17  H.J. Lu  <hongjiu.lu@intel.com>
11004
11005         PR middle-end/47725
11006         * combine.c (cant_combine_insn_p): Don't check zero/sign
11007         extended hard registers.
11008
11009 2011-03-17  H.J. Lu  <hongjiu.lu@intel.com>
11010
11011         PR middle-end/47725
11012         * combine.c (cant_combine_insn_p): Check zero/sign extended
11013         hard registers.
11014
11015 2011-03-17  Anatoly Sokolov  <aesok@post.ru>
11016
11017         * config/v850/v850.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
11018         * config/v850/v850-protos.h (v850_output_addr_const_extra): Remove.
11019         * config/v850/v850.c (v850_output_addr_const_extra): Make static.
11020         Change return type to bool.
11021         (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
11022
11023 2011-03-17  Jakub Jelinek  <jakub@redhat.com>
11024
11025         PR debug/48163
11026         * var-tracking.c (prepare_call_arguments): If CALL target
11027         is a non-SYMBOL_REF CONSTANT_P, just add that into the list as
11028         pc instead of looking it up using cselib_lookup and use
11029         Pmode for it if x has VOIDmode.
11030         * dwarf2out.c (gen_subprogram_die): If also both first and
11031         second CONCAT arguments are VOIDmode, use mode of CONCAT itself.
11032
11033         PR debug/48163
11034         * function.c (assign_parms): For data.passed_pointer parms
11035         use MEM of data.entry_parm instead of data.entry_parm itself
11036         as DECL_INCOMING_RTL.
11037         * dwarf2out.c (rtl_for_decl_location): Use DECL_INCOMING_RTL
11038         also when passed and declared mode is the same, DECL_RTL
11039         is a MEM with pseudo as address and DECL_INCOMING_RTL is
11040         a MEM too.
11041
11042 2011-03-16  Jeff Law  <law@redhat.com>
11043
11044         PR rtl-optimization/37273
11045         * ira-costs.c (scan_one_insn): Detect constants living in memory and
11046         handle them like argument loads from stack slots.  Do not double
11047         count memory for memory constants and argument loads from stack slots.
11048
11049 2011-03-17  H.J. Lu  <hongjiu.lu@intel.com>
11050
11051         PR debug/48160
11052         * var-tracking.c (prepare_call_arguments): Check SUBREG.
11053
11054 2011-03-17  H.J. Lu  <hongjiu.lu@intel.com>
11055
11056         PR target/48171
11057         * config/i386/i386.opt: Add Save to -mavx and -mfma.
11058
11059 2011-03-17  Jakub Jelinek  <jakub@redhat.com>
11060
11061         PR bootstrap/48153
11062         * dwarf2out.c (mem_loc_descriptor) <case ENTRY_VALUE>: Return NULL
11063         if dwarf_strict.
11064         (gen_subprogram_die): Don't add call_site DIEs if dwarf_strict.
11065         Clear call_arg_locations and call_arg_loc_last always.
11066
11067         PR middle-end/48152
11068         * var-tracking.c (prepare_call_arguments): If argument needs to be
11069         passed by reference, adjust argtype and mode.
11070
11071 2011-03-17  Richard Guenther  <rguenther@suse.de>
11072
11073         PR middle-end/48134
11074         * tree-ssa.c (insert_debug_temp_for_var_def): If we propagated
11075         a value make sure to fold the statement.
11076
11077 2011-03-17  Chung-Lin Tang  <cltang@codesourcery.com>
11078
11079         PR target/43872
11080         * config/arm/arm.c (arm_get_frame_offsets): Adjust early
11081         return condition with !cfun->calls_alloca.
11082
11083 2011-03-17  Richard Guenther  <rguenther@suse.de>
11084
11085         PR bootstrap/48148
11086         * lto-cgraph.c (input_overwrite_node): Clear the abstract
11087         origin for decls in other ltrans units.
11088         (input_varpool_node): Likewise.
11089
11090 2011-03-17  Richard Guenther  <rguenther@suse.de>
11091
11092         PR middle-end/48165
11093         * tree-object-size.c (compute_object_offset): Properly return
11094         the offset operand of MEM_REFs as sizetype.
11095
11096 2011-03-17  Jakub Jelinek  <jakub@redhat.com>
11097
11098         PR rtl-optimization/48141
11099         * params.def (PARAM_MAX_DSE_ACTIVE_LOCAL_STORES): New.
11100         * dse.c: Include params.h.
11101         (active_local_stores_len): New variable.
11102         (add_wild_read, dse_step1): Clear it when setting active_local_stores
11103         to NULL.
11104         (record_store, check_mem_read_rtx): Decrease it when removing
11105         from the chain.
11106         (scan_insn): Likewise.  Increase it when adding to chain, if it
11107         reaches PARAM_MAX_DSE_ACTIVE_LOCAL_STORES limit, set to 1 and
11108         set active_local_stores to NULL before the addition.
11109         * Makefile.in (dse.o): Depend on $(PARAMS_H).
11110
11111         PR rtl-optimization/48141
11112         * dse.c (record_store): If no positions are needed in an insn
11113         that cannot be deleted, at least unchain it from active_local_stores.
11114
11115 2011-03-16  Dodji Seketeli  <dodji@redhat.com>
11116
11117         PR debug/47510
11118         * dwarf2out.c (strip_naming_typedef): Factorize out of ...
11119         (lookup_type_die_strip_naming_typedef): ... here.
11120         (get_context_die): Use it.
11121         (gen_typedef_die): Add a DW_AT_{,MIPS_}linkage_name attribute to
11122         the anonymous struct named by the naming typedef.
11123
11124 2011-03-16  H.J. Lu  <hongjiu.lu@intel.com>
11125
11126         PR target/48154
11127         * config/i386/i386.c (ix86_builtin_vectorized_function): Check
11128         TARGET_ROUND for BUILT_IN_{FLOOR,CEIL,TRUNC,RINT}{,F} builtins.
11129
11130 2011-03-16  Jeff Law  <law@redhat.com>
11131
11132         * tree-vrp.c (identify_jump_threads): Slightly simplify type
11133         check for operands of conditional.  Allow type to be a pointer.
11134
11135 2011-03-16  Richard Guenther  <rguenther@suse.de>
11136
11137         PR tree-optimization/48149
11138         * fold-const.c (fold_binary_loc): Fold
11139         COMPLEX_EXPR <REALPART_EXPR <x>, IMAGPART_EXPR <x>>.
11140
11141 2011-03-16  Richard Guenther  <rguenther@suse.de>
11142
11143         PR tree-optimization/26134
11144         * tree-ssa.c (maybe_rewrite_mem_ref_base): Handle rewriting
11145         complex part accesses to REALPART_EXPR and IMAGPART_EXPR.
11146         (non_rewritable_mem_ref_base): Handle complex type component
11147         accesses, constrain offsets for vector and complex extracts
11148         more properly.
11149
11150 2011-03-16  Richard Guenther  <rguenther@suse.de>
11151
11152         PR tree-optimization/48146
11153         * tree-ssa-sink.c (sink_code_in_bb): Manually update virtual
11154         operands avoiding the need for renaming.
11155
11156 2011-03-16  Richard Guenther  <rguenther@suse.de>
11157
11158         * gimple-fold.c (maybe_fold_reference): Open-code relevant
11159         constant folding.  Move MEM_REF canonicalization first.
11160         Rely on fold_const_aggregate_ref for initializer folding.
11161         * tree-ssa-ccp.c (ccp_fold): Handle constant vector extracts.
11162
11163 2011-03-16  Jakub Jelinek  <jakub@redhat.com>
11164
11165         PR middle-end/48136
11166         * fold-const.c (fold_binary_loc) <case EQ_EXPR, NE_EXPR>: Make sure
11167         arg0/arg1 or their arguments are always fold converted to matching
11168         types.
11169
11170         * var-tracking.c (prepare_call_arguments): Add ATTRIBUTE_UNUSED
11171         to nargs.
11172
11173 2011-03-16  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
11174
11175         PR lto/46944
11176         * configure.ac (gcc_cv_gld_major_version, gcc_cv_gld_minor):
11177         Handle in-tree gold.
11178         (ld_vers): Extract binutils version for gold.
11179         (gcc_cv_ld_hidden): Handle gold here.
11180         (gcc_cv_lto_plugin): Determine level of linker plugin support.
11181         * configure: Regenerate.
11182         * config.in: Regenerate.
11183         * gcc.c: Only use LTO plugin if HAVE_LTO_PLUGIN > 0, reject
11184         -fuse-linker-plugin otherwise.
11185         (LINK_PLUGIN_SPEC): Define.  Extract from LINK_COMMAND_SPEC.
11186         (LINK_COMMAND_SPEC): Use it.
11187         (main): Only look for LTOPLUGINSONAME if HAVE_LTO_PLUGIN > 0.
11188
11189 2011-03-16  Jakub Jelinek  <jakub@redhat.com>
11190
11191         * emit-rtl.c (try_split): Don't call copy_call_info debug hook.
11192         * calls.c: Remove debug.h include.
11193         (emit_call_1): Don't call virtual_call_token debug hook.
11194         * dwarf2out.c (debug_dcall_section, debug_vcall_section,
11195         dcall_entry, vcall_entry, dcall_table, vcall_table, vcall_insn,
11196         vcall_insn_table, DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION,
11197         size_of_dcall_table, output_dcall_table, size_of_vcall_table,
11198         output_vcall_table, dwarf2out_direct_call, vcall_insn_table_hash,
11199         vcall_insn_table_eq, store_vcall_insn, lookup_vcall_insn,
11200         dwarf2out_virtual_call_token, dwarf2out_copy_call_info,
11201         dwarf2out_virtual_call): Remove.
11202         (dwarf2_debug_hooks): Remove direct_call, virtual_call_token,
11203         copy_call_info and virtual_call hooks.
11204         (dwarf2out_init): Don't initialize vcall_insn_table,
11205         debug_dcall_section and debug_vcall_section.
11206         (prune_unused_types): Don't mark nodes from dcall_table.
11207         (dwarf2out_finish): Don't output dcall or vcall tables.
11208         * final.c (final_scan_insn): Don't call direct_call or
11209         virtual_call debug hooks.
11210         * debug.h (struct gcc_debug_hooks): Remove direct_call,
11211         virtual_call_token, copy_call_info and virtual_call hooks.
11212         (debug_nothing_uid): Remove prototype.
11213         * sdbout.c (sdb_debug_hooks): Remove direct_call, virtual_call_token,
11214         copy_call_info and virtual_call hooks.
11215         * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
11216         * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Likewise.
11217         * debug.c (do_nothing_debug_hooks): Likewise.
11218         (debug_nothing_uid): Remove.
11219         * doc/invoke.texi (-fenable-icf-debug): Remove.
11220         * common.opt (-fenable-icf-debug): Likewise.
11221
11222         * calls.c (emit_call_1): Set MEM_EXPR on call's MEM.
11223         * var-tracking.c (prepare_call_arguments): Use MEM_EXPR on
11224         call's MEM.  Handle functions returning aggregate through a hidden
11225         first pointer.  For virtual calls add clobbered pc to call arguments
11226         chain.
11227         * dwarf2out.c (gen_subprogram_die): Emit
11228         DW_AT_GNU_call_site_target_clobbered if DW_AT_GNU_call_site_target
11229         can't be emitted.
11230
11231         PR debug/45882
11232         * rtl.def (ENTRY_VALUE): Change format from "e" to "0".
11233         * rtl.h (ENTRY_VALUE_EXP): Define.
11234         * rtl.c (rtx_equal_p_cb, rtx_equal_p): Handle ENTRY_VALUE.
11235         * cselib.c (rtx_equal_for_cselib_p, cselib_hash_rtx): Likewise.
11236         * print-rtl.c (print_rtx): Likewise.
11237         * gengtype.c (adjust_field_rtx_def): Likewise.
11238         * var-tracking.c (vt_add_function_parameter): Adjust
11239         gen_rtx_ENTRY_VALUE uses, use ENTRY_VALUE_EXP macro.
11240         * dwarf2out.c (mem_loc_descriptor): Use ENTRY_VALUE_EXP macro.
11241         * cfgexpand.c (expand_debug_expr): If a SSA_NAME without
11242         partition is a default definition of a PARM_DECL, use ENTRY_VALUE
11243         of its DECL_INCOMING_RTL if possible, or its DECL_RTL if set.
11244
11245         * final.c (final_scan_insn): Handle NOTE_INSN_CALL_ARG_LOCATION.
11246         Call var_location debug hook even on CALL_INSNs.
11247         (rest_of_clean_state): Don't print NOTE_INSN_CALL_ARG_LOCATION.
11248         * rtl.def (ENTRY_VALUE): New.
11249         * dwarf2out.c: Include cfglayout.h.
11250         (dwarf_stack_op_name, size_of_loc_descr, output_loc_operands,
11251         output_loc_operands_raw): Handle DW_OP_GNU_entry_value.
11252         (struct call_arg_loc_node): New type.
11253         (call_arg_locations, call_arg_loc_last, block_map, call_site_count,
11254         tail_call_site_count): New variables.
11255         (dwarf_tag_name): Handle DW_TAG_GNU_call_site and
11256         DW_TAG_GNU_call_site_parameter.
11257         (dwarf_attr_name): Handle DW_AT_GNU_call_site_value,
11258         DW_AT_GNU_call_site_data_value, DW_AT_GNU_call_site_target,
11259         DW_AT_GNU_call_site_target_clobbered, DW_AT_GNU_tail_call,
11260         DW_AT_GNU_all_tail_call_sites, DW_AT_GNU_all_call_sites
11261         and DW_AT_GNU_all_source_call_sites.
11262         (mem_loc_descriptor): Handle ENTRY_VALUE.
11263         (add_src_coords_attributes): Don't add enything if
11264         DECL_SOURCE_LOCATION is UNKNOWN_LOCATION.
11265         (dwarf2out_abstract_function): Save and clear call_arg_location,
11266         call_site_count and tail_call_site_count around dwarf2out_decl call.
11267         (gen_call_site_die): New function.
11268         (gen_subprogram_die): Emit DW_TAG_GNU_call_site DIEs for call sites.
11269         (gen_lexical_block_die, gen_inlined_subroutine_die): Update block_map.
11270         (dwarf2out_function_decl): Clear call_arg_locations,
11271         call_arg_loc_last, set call_site_count and tail_call_site_count
11272         to -1 and free block_map.
11273         (dwarf2out_var_location): Handle NOTE_INSN_CALL_ARG_LOCATION and
11274         CALL_INSNs.  Add NOTE_DURING_CALL_P var location notes even when not
11275         followed by any real instructions.
11276         (dwarf2out_begin_function): Set call_site_count and
11277         tail_call_site_count to 0.
11278         (resolve_addr): If DW_AT_abstract_origin of DW_TAG_GNU_call_site
11279         is dw_val_class_addr, attempt to look it up again, for DECL_EXTERNAL
11280         attempt to force a DIE for it and worst case remove the attribute.
11281         (resolve_one_addr): For TREE_CONSTANT_POOL_ADDRESS_P SYMBOL_REFs
11282         check TREE_ASM_WRITTEN of DECL_INITIAL of the decl instead of
11283         the decl itself.
11284         * var-tracking.c: Include tm_p.h.
11285         (vt_stack_adjustments): For calls call note_register_arguments.
11286         (argument_reg_set): New variable.
11287         (add_stores): For MO_VAL_SET of non-tracked regs from argument_reg_set
11288         ensure the VALUE is resolved.
11289         (call_arguments): New variable.
11290         (prepare_call_arguments): New function.
11291         (add_with_sets): For MO_CALL set u.loc from call_arguments and clear it.
11292         (struct expand_loc_callback_data): Add ignore_cur_loc field.
11293         (vt_expand_loc_callback): If ignore_cur_loc, don't look at cur_loc and
11294         always use the best expression.
11295         (vt_expand_loc): Add ignore_cur_loc argument.
11296         (vt_expand_loc_dummy): Clear ignore_cur_loc field.
11297         (emit_note_insn_var_location): Adjust vt_expand_loc callers.
11298         (emit_notes_in_bb) <case MO_CALL>: Add NOTE_INSN_CALL_ARG_LOCATION
11299         note for all calls.
11300         (vt_add_function_parameter): Use cselib_lookup_from_insn.
11301         If dv is a VALUE, enter into hash table also ENTRY_VALUE for the
11302         argument.  Don't call cselib_preserve_only_values and
11303         cselib_reset_table.
11304         (note_register_arguments): New function.
11305         (vt_initialize): Compute argument_reg_set.  Call
11306         vt_add_function_parameters before processing basic blocks instead of
11307         afterwards.  For calls call prepare_call_arguments before calling
11308         cselib_process_insn.
11309         * print-rtl.c (print_rtx): Handle NOTE_INSN_CALL_ARG_LOCATION.
11310         * Makefile.in (dwarf2out.o): Depend on $(CFGLAYOUT_H).
11311         (var-tracking.o): Depend on $(TM_P_H).
11312         * cfglayout.h (insn_scope): New prototype.
11313         * gengtype.c (adjust_field_rtx_def): Handle NOTE_INSN_CALL_ARG_LOCATION.
11314         * cfglayout.c (insn_scope): No longer static.
11315         * insn-notes.def (CALL_ARG_LOCATION): New.
11316         * calls.c (expand_call, emit_library_call_value_1): Put USEs for
11317         MEM arguments into CALL_INSN_FUNCTION_USAGE unconditionally.
11318         * integrate.c (set_block_origin_self, set_block_abstract_flags): Do
11319         nothing for DECL_EXTERNAL BLOCK_VARS.
11320
11321 2011-03-16  Alan Modra  <amodra@gmail.com>
11322
11323         PR target/45844
11324         * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Don't
11325         create invalid offset address for vsx splat insn.
11326         * config/rs6000/predicates.md (splat_input_operand): New.
11327         * config/rs6000/vsx.md (vsx_splat_*): Use it.
11328
11329 2011-03-15  Xinliang David Li  <davidxl@google.com>
11330
11331         PR c/47837
11332         * tree-ssa-uninit.c (pred_chain_length_cmp): New function.
11333         (normalize_preds): New function.
11334         (is_use_properly_guarded): Normalize def predicates.
11335
11336 2011-03-15  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
11337
11338         PR target/46788
11339         * config/arm/arm.md (arm_movtas_ze): Use 'L' instead of 'c'
11340         in the output template.
11341
11342 2011-03-15  Richard Guenther  <rguenther@suse.de>
11343
11344         PR middle-end/47650
11345         * tree-pretty-print.c (dump_function_declaration): Properly
11346         dump unprototyped and varargs function types.
11347
11348 2011-03-15  Richard Guenther  <rguenther@suse.de>
11349
11350         PR tree-optimization/13954
11351         * tree-ssa-sccvn.c (vn_reference_lookup_3): Look through memcpy
11352         and friends.
11353
11354 2011-03-15  Richard Guenther  <rguenther@suse.de>
11355
11356         PR tree-optimization/48037
11357         * tree-ssa.c (maybe_rewrite_mem_ref_base): Rewrite vector
11358         selects into BIT_FIELD_REFs.
11359         (non_rewritable_mem_ref_base): Check if a MEM_REF is a
11360         vector select.
11361
11362 2011-03-15  Jakub Jelinek  <jakub@redhat.com>
11363
11364         PR tree-optimization/48129
11365         * builtins.c (fold_builtin_snprintf): Convert to type of
11366         built_in_decls[BUILT_IN_SNPRINTF] retval instead of
11367         implicit_built_in_decls[BUILT_IN_SNPRINTF] retval.
11368
11369 2011-03-15  Richard Guenther  <rguenther@suse.de>
11370
11371         PR tree-optimization/41490
11372         * tree-ssa-dce.c (propagate_necessity): Handle returns without
11373         value but with VUSE.
11374         * tree-ssa-operands.c (parse_ssa_operands): Add a VUSE on all
11375         return statements.
11376         * tree-ssa-sink.c (statement_sink_location): Fix store sinking.
11377         * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Handle virtual PHIs.
11378         * tree-tailcall.c (find_tail_calls): Ignore returns.
11379
11380 2011-03-15  Richard Guenther  <rguenther@suse.de>
11381
11382         PR middle-end/48031
11383         * fold-const.c (fold_indirect_ref_1): Do not create new variable-sized
11384         or variable-indexed array accesses when in gimple form.
11385
11386 2011-03-15  Richard Guenther  <rguenther@suse.de>
11387
11388         * config/i386/i386.c (ix86_emit_swdivsf): Implement more efficiently.
11389
11390 2011-03-15  Alan Modra  <amodra@gmail.com>
11391
11392         PR target/48032
11393         * config/rs6000/rs6000.c (offsettable_ok_by_alignment): Do not
11394         presume symbol_refs without a symbol_ref_decl are suitably
11395         aligned, nor other trees we may see here.  Handle anchor symbols.
11396         (legitimate_constant_pool_address_p): Comment.  Add mode param.
11397         Check cmodel=medium addresses.  Adjust all calls.
11398         (rs6000_emit_move): Don't call offsettable_ok_by_alignment on
11399         creating cmodel=medium optimized access to locals.
11400         * config/rs6000/constraints.md (R): Pass QImode to
11401         legitimate_constant_pool_address_p.
11402         * config/rs6000/predicates.md (input_operand): Pass mode to
11403         legitimate_constant_pool_address_p.
11404         * config/rs6000/rs6000-protos.h (legitimate_constant_pool_address_p):
11405         Update prototype.
11406
11407 2011-03-14  Michael Meissner  <meissner@linux.vnet.ibm.com>
11408
11409         PR target/48053
11410         * config/rs6000/rs6000.md (movdi split for 32-bit): Don't split up
11411         64-bit constants being loaded into registers other than GPRs such
11412         as loading 0 into a VSX register.
11413
11414 2011-03-14  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
11415
11416         * config/sol2.c (solaris_assemble_visibility): Remove obsolete URLs.
11417
11418 2011-03-14  Jakub Jelinek  <jakub@redhat.com>
11419
11420         PR middle-end/47917
11421         * builtins.c (fold_builtin_snprintf): New function.
11422         (fold_builtin_3): Call it for BUILT_IN_SNPRINTF.
11423         (fold_builtin_4): Likewise.
11424
11425         PR middle-end/38878
11426         * fold-const.c (fold_binary_loc) <case EQ_EXPR, NE_EXPR>: Add
11427         STRIP_NOPS on arg0 and arg1.  When optimizing X +- C == X
11428         and C - X == X also strip nops from +/-/p+ operand.
11429         When optimizing -X == C, fold C to arg0's type.
11430
11431         PR debug/47946
11432         * dwarf2out.c (add_bit_offset_attribute): If bit_offset is negative,
11433         emit it as add_AT_int instead of add_AT_unsigned.
11434
11435 2011-03-14  Tom Tromey  <tromey@redhat.com>
11436
11437         * unwind-dw2.c: Include sys/sdt.h if it exists.
11438         (_Unwind_DebugHook): Use STAP_PROBE2.
11439         * config.in, configure: Rebuild.
11440         * configure.ac: Check for sys/sdt.h.
11441
11442 2011-03-14  Uros Bizjak  <ubizjak@gmail.com>
11443
11444         * config/i386/i386.md (ROUND_FLOOR): New constant.
11445         (ROUND_CEIL): Ditto.
11446         (ROUND_TRUNC): Ditto.
11447         (ROUND_MXCSR): Ditto.
11448         (ROUND_NO_EXC): Ditto.
11449         (rint<mode>2): Use new defines instead of numerical constants.
11450         (floor<mode>2): Ditto.
11451         (ceil<mode>2): Ditto.
11452         (btrunc<mode>2): Ditto.
11453         * config/i386/i386-builtin-types.def: Define ROUND function type
11454         aliases.
11455         * config/i386/i386.c (enum ix86_builtins): Add
11456         IX86_BUILTIN_{FLOOR,CEIL,TRUNC,RINT}{PS,PD}{,256} defines.
11457         (struct builtin_description): Add
11458         __builtin_ia32_{floor,ceil,trunc,rint}{pd,ps}{,256} descriptions.
11459         (ix86_expand_sse_round): New static function.
11460         (ix86_expand_args_builtin): Call ix86_expand_sse_round for ROUND
11461         function types.
11462         (ix86_builtin_vectorized_function): Handle
11463         BUILT_IN_{FLOOR,CEIL,TRUNC,RINT}{,F} builtins.
11464
11465 2011-03-14  Tom Tromey  <tromey@redhat.com>
11466
11467         * c-parser.c (c_parser_asm_string_literal): Clear
11468         warn_overlength_strings.
11469
11470 2011-03-14  Tom Tromey  <tromey@redhat.com>
11471
11472         * c-parser.c (disable_extension_diagnostics): Save
11473         warn_overlength_strings.
11474         (restore_extension_diagnostics): Restore warn_overlength_strings.
11475
11476 2011-03-14  Jakub Jelinek  <jakub@redhat.com>
11477
11478         * BASE-VER: Change to 4.7.0.
11479
11480 2011-03-14  Richard Guenther  <rguenther@suse.de>
11481
11482         PR middle-end/48098
11483         * tree.c (build_vector_from_val): Adjust assert to requirements
11484         and reality.
11485
11486 2011-03-14  Jakub Jelinek  <jakub@redhat.com>
11487
11488         PR bootstrap/48102
11489         * graphite-cloog-compat.h (build_cloog_prog): Remove STATE parameter.
11490
11491 2011-03-14  Andreas Tobler  <andreast@fgznet.ch>
11492
11493         * config/rs6000/freebsd.h (RELOCATABLE_NEEDS_FIXUP): Define in
11494         terms of target_flags_explicit. Adjust copyright year.
11495
11496         * config.gcc: Add FreeBSD PowerPC soft-float libgcc bits.
11497         * config/rs6000/t-freebsd: New file. Add override for
11498         LIB2FUNCS_EXTRA.
11499
11500 2011-03-13  Chris Demetriou  <cgd@google.com>
11501
11502         * doc/invoke.texi (-fdiagnostics-show-option): Replace with...
11503         (-fno-diagnostics-show-option): this, to reflect current default.
11504         (-Werror=): Update text about -fno-diagnostics-show-option.
11505
11506 2011-03-12  Peter Bergner  <bergner@vnet.ibm.com>
11507
11508         PR target/48053
11509         * config/rs6000/predicates.md (easy_vector_constant_add_self,
11510         easy_vector_constant_msb): Do not handle V2DImode and V2DFmode.
11511         * config/rs6000/rs6000.c (const_vector_elt_as_int): Add assert that
11512         mode is not V2DImode or V2DFmode.
11513         (vspltis_constant): Do not handle V2DImode and V2DFmode.
11514         (rs6000_expand_vector_init): Replace copy_to_reg with copy_to_mode_reg.
11515         * config/rs6000/rs6000.md (movdi_internal32): Allow setting VSX
11516         registers to 0.
11517         (movdi_internal64): Likewise.
11518
11519 2011-03-12  Sebastian Pop  <sebastian.pop@amd.com>
11520
11521         PR tree-optimization/47127
11522         * graphite-clast-to-gimple.c (build_cloog_prog): Removed state
11523         parameter.
11524         (set_cloog_options): Same.
11525         (scop_to_clast): Same.
11526         (print_clast_stmt): Do not call cloog_state_malloc and
11527         cloog_state_free.
11528         (print_generated_program): Same.
11529         (gloog): Same.
11530         * graphite-clast-to-gimple.h (cloog_state): Declared.
11531         (scop_to_clast): Adjust declaration.
11532         * graphite.c (cloog_state): Defined here.
11533         (graphite_initialize): Call cloog_state_malloc.
11534         (graphite_finalize): Call cloog_state_free.
11535
11536 2011-03-11  Jason Merrill  <jason@redhat.com>
11537
11538         * attribs.c (lookup_attribute_spec): Take const_tree.
11539         * tree.h: Adjust.
11540
11541 2011-03-11  Joseph Myers  <joseph@codesourcery.com>
11542
11543         * config/sparc/sparc.c (sparc_option_override): Use
11544         PROCESSOR_NIAGARA2 not PROCESSOR_NIAGARA for "niagara2".
11545
11546 2011-03-11  Richard Guenther  <rguenther@suse.de>
11547
11548         PR tree-optimization/48067
11549         * tree-ssa-math-opts.c (convert_mult_to_fma): Verify the
11550         multiplication result will be only used once on the target
11551         stmt.
11552
11553 2011-03-11  Richard Guenther  <rguenther@suse.de>
11554
11555         * doc/invoke.texi (max-inline-insns-single): Adjust default value.
11556
11557 2011-03-11  Richard Guenther  <rguenther@suse.de>
11558
11559         PR lto/48073
11560         * tree.c (find_decls_types_r): Do not walk types only reachable
11561         from IDENTIFIER_NODEs.
11562
11563 2011-03-11  Jakub Jelinek  <jakub@redhat.com>
11564
11565         PR middle-end/48044
11566         * ipa.c (cgraph_remove_unreachable_nodes): Enqueue
11567         all vnode->force_output nodes as needed.
11568
11569 2011-03-11  Jason Merrill  <jason@redhat.com>
11570
11571         PR c++/48069
11572         * tree.c (type_hash_eq): Use COMPLETE_TYPE_P, not
11573         COMPLETE_OR_UNBOUND_ARRAY_TYPE_P.
11574
11575 2011-03-11  Martin Jambor  <mjambor@suse.cz>
11576
11577         * cgraphunit.c (verify_cgraph_node): Call cgraph_get_node instead of
11578         cgraph_node.
11579
11580 2011-03-11  Jakub Jelinek  <jakub@redhat.com>
11581
11582         PR tree-optimization/48063
11583         * ipa-inline.c (cgraph_decide_inlining): Don't try to
11584         inline functions called once if !tree_can_inline_p (node->callers).
11585
11586 2011-03-11  Chen Liqin  <liqin.gcc@gmail.com>
11587
11588         * config.gcc (score-*-elf): Add extra_parts .., update tmake_file and
11589         extra_objs.
11590         * config/score/score3.c: Delete.
11591         * config/score/score3.h: Delete.
11592         * config/score/mul-div.S: Delete.
11593         * config/score/sfp-machine.h: Add new file.
11594         * config/score/constraints.md: Add new file.
11595         * config/score/t-score-softfp: Add new file.
11596         * config/score/t-score-elf: Remove score3.o, do not generate multilib.
11597         * config/score/score7.c (score7_const_ok_for_letter_p): Delete.
11598         (score7_extra_constraint): Delete.
11599         (score7_option_override): Remove unused code.
11600         * config/score/score.c: Remove score3 and score5 define and code.
11601         * config/score/score.h: Remove score3 and score5 define and code.
11602         * config/score/score.md: Remove score3 template and unusual insn.
11603         * config/score/score.opt: Remove score3 and score5 options.
11604
11605 2011-03-10  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
11606
11607         * config/pa/pa-hpux10.h (TARGET_OS_CPP_BUILTINS): Define _REENTRANT
11608         when _HPUX_SOURCE is defined.
11609         (LIB_SPEC): Use -lc instead of -lc_r when -threads is specified.
11610
11611 2011-03-10  Jason Merrill  <jason@redhat.com>
11612
11613         PR c++/48029
11614         * stor-layout.c (layout_type): Don't set structural equality
11615         on arrays of incomplete type.
11616         * tree.c (type_hash_eq): Handle comparing them properly.
11617
11618 2011-03-10  Jakub Jelinek  <jakub@redhat.com>
11619
11620         PR debug/48043
11621         * config/s390/s390.c (s390_delegitimize_address): Make sure the
11622         result mode matches original rtl mode.
11623
11624 2011-03-10  Nick Clifton  <nickc@redhat.com>
11625
11626         * config/rx/rx.md (bitset_in_memory, bitclr_in_memory: Fix timings.
11627         (andsi3, andsi3_flags): Fix timings for three operand alternative.
11628
11629 2011-03-09  Jakub Jelinek  <jakub@redhat.com>
11630
11631         PR rtl-optimization/47866
11632         * expr.c (store_field): If MEM_SCALAR_P (target), don't use
11633         MEM_SET_IN_STRUCT_P (to_rtx, 1), just set MEM_IN_STRUCT_P (to_rtx)
11634         if target wasn't scalar.
11635         * function.c (assign_stack_temp_for_type): Assert that neither
11636         MEM_SCALAR_P nor MEM_IN_STRUCT_P is set previously, set either
11637         MEM_IN_STRUCT_P or MEM_SCALAR_P instead of using MEM_SET_IN_STRUCT_P
11638         macro.
11639         * rtl.h (MEM_SET_IN_STRUCT_P): Removed.
11640
11641 2011-03-09  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
11642
11643         * config/s390/s390-protos.h (s390_label_align): New prototype.
11644         * config/s390/s390.c (s390_label_align): New function.
11645         * config/s390/s390.h (LABEL_ALIGN): New target macro definition.
11646
11647 2011-03-08  Michael Meissner  <meissner@linux.vnet.ibm.com>
11648
11649         PR target/47755
11650         * config/rs6000/rs6000.c (easy_altivec_constant): Correctly handle
11651         V2DI/V2DF constants.  Only all 0's or all 1's are easy.
11652         (output_vec_const_move): Ditto.
11653
11654 2011-03-08  Anatoly Sokolov  <aesok@post.ru>
11655
11656         * config/mips/mips.h (PREFERRED_RELOAD_CLASS): Remove macro.
11657         * config/mips/mips-protos.h (mips_preferred_reload_class): Remove.
11658         * config/mips/mips.c (mips_preferred_reload_class): Make static.
11659         Change 'rclass' argument and result type to reg_class_t.
11660         (TARGET_PREFERRED_RELOAD_CLASS): Define.
11661
11662 2011-03-08  Georg-Johann Lay  <avr@gjlay.de>
11663
11664         * config/avr/avr.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove.
11665         * config/avr/avr.c (TARGET_REGISTER_MOVE_COST)
11666         (TARGET_MEMORY_MOVE_COST): Define.
11667         (avr_register_move_cost, avr_memory_move_cost): New Functions.
11668
11669 2011-03-08  Jakub Jelinek  <jakub@redhat.com>
11670
11671         PR debug/47881
11672         * ira.c (ira): Call df_analyze again if delete_trivially_dead_insns
11673         removed anything.
11674
11675         PR tree-optimization/48022
11676         * fold-const.c (fold_comparison): Don't call fold_overflow_warning
11677         for EQ/NE_EXPR.
11678
11679 2011-03-07  Jakub Jelinek  <jakub@redhat.com>
11680
11681         PR debug/47991
11682         * var-tracking.c (find_use_val): Return NULL for
11683         cui->sets && cui->store_p BLKmode MEMs.
11684
11685 2011-03-07  Anatoly Sokolov  <aesok@post.ru>
11686
11687         * config/stormy16/stormy16.h (PRINT_OPERAND, PRINT_OPERAND_ADDRESS):
11688         Remove.
11689         * config/stormy16/stormy16-protos.h (xstormy16_print_operand,
11690         xstormy16_print_operand_address): Remove.
11691         * config/stormy16/stormy16.c (xstormy16_print_operand,
11692         xstormy16_print_operand_address): Make static.
11693         (TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS): Define.
11694
11695 2011-03-07  Pat Haugen  <pthaugen@us.ibm.com>
11696
11697         PR target/47862
11698         * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Define.
11699         * config/rs6000/e500.h (HARD_REGNO_CALLER_SAVE_MODE): Undefine
11700         before definition.
11701
11702 2011-03-07  Zdenek Dvorak  <ook@ucw.cz>
11703
11704         PR bootstrap/48000
11705         * cfgloopmanip.c (fix_bb_placements): Return immediately
11706         if FROM is BASE_LOOP's header.
11707
11708 2011-03-07  Paul Wögerer  <paul_woegerer@mentor.com>
11709
11710         * gimplify.c (gimplify_function_tree): Fix building calls
11711         to __builtin_return_address.
11712
11713 2011-03-07  Alan Modra  <amodra@gmail.com>
11714
11715         * config/rs6000/linux.h (TARGET_ASM_FILE_END): Don't define.
11716         * config/rs6000/linux64.h (TARGET_ASM_FILE_END): Don't define.
11717         * config/rs6000/sysv4.h (TARGET_ASM_FILE_END): Define.
11718         * config/rs6000/rs6000-protos.h (init_cumulative_args): Add fndecl and
11719         return_mode args.
11720         * config/rs6000/rs6000.h (CUMULATIVE_ARGS): Add "escapes".
11721         (INIT_CUMULATIVE_ARGS): Pass FNDECL, VOIDmode.
11722         (INIT_CUMULATIVE_INCOMING_ARGS): Pass current_function_decl, VOIDmode.
11723         (INIT_CUMULATIVE_LIBCALL_ARGS): Pass NULL_TREE, MODE.
11724         * config/rs6000/rs6000.c
11725         (rs6000_elf_end_indicate_exec_stack): Rename to..
11726         (rs6000_elf_file_end): ..this.  Only call file_end_indicate_exec_stack
11727         for POWERPC_LINUX.  Move code emitting .gnu_attribute to here, from..
11728         (rs6000_file_start): ..here.
11729         (rs6000_passes_float, rs6000_passes_vector, rs6000_returns_struct): New
11730         file scope variables.
11731         (call_ABI_of_interest): New function.
11732         (init_cumulative_args): Set above vars when function return value
11733         is a float, vector, or small struct.
11734         (rs6000_function_arg_advance_1): Likewise for function args.
11735         (rs6000_va_start): Set rs6000_passes_float if variable arg function
11736         references float args.
11737
11738 2011-03-07  Mingjie Xing  <mingjie.xing@gmail.com>
11739
11740         * doc/cfg.texi: Remove "See" before @ref.
11741         * doc/invoke.texi: Likewise.
11742
11743 2011-03-05  Jason Merrill  <jason@redhat.com>
11744
11745         * doc/invoke.texi (C++ Dialect Options): Document ABI v5.
11746
11747 2011-03-05  Anthony Green  <green@moxielogic.com>
11748
11749         * config.gcc (moxie-*-elf): Add newlib-stdint.h to tmfile.
11750
11751 2011-03-05  Zdenek Dvorak  <ook@ucw.cz>
11752
11753         PR rtl-optimization/47899
11754         * cfgloopmanip.c (fix_bb_placements): Fix first argument
11755         to flow_loop_nested_p when moving the loop upward.
11756
11757 2011-03-05  Richard Earnshaw  <rearnsha@arm.com>
11758
11759         PR target/47719
11760         * arm.md (movhi_insn_arch4):  Accept any immediate constant.
11761
11762 2011-03-05  Jakub Jelinek  <jakub@redhat.com>
11763
11764         PR tree-optimization/47967
11765         * ipa-cp.c (build_const_val): Return NULL instead of creating
11766         VIEW_CONVERT_EXPR for mismatching sizes.
11767         (ipcp_create_replace_map): Return NULL if build_const_val failed.
11768         (ipcp_insert_stage): If ipcp_create_replace_map returns NULL,
11769         give up on versioning.
11770
11771 2011-03-05  Alan Modra  <amodra@gmail.com>
11772
11773         PR target/47986
11774         * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
11775         full cmodel medium/large lo_sum + high addresses.
11776
11777 2011-03-04  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
11778
11779         * config/s390/s390.c (s390_decompose_address): Reject non-literal
11780         pool references in UNSPEC_LTREL_OFFSET.
11781
11782 2011-03-04  Jan Hubicka  <jh@suse.cz>
11783
11784         PR lto/47497
11785         * lto-symtab.c (lto_cgraph_replace_node): Do not set thunk.alias.
11786         (lto_symtab_merge_cgraph_nodes_1): Update thunk.alias pointers here.
11787         * cgraph.h (cgraph_same_body_alias, cgraph_add_thunk):
11788         Add node pointers.
11789         * cgraph.c (cgraph_same_body_alias_1, cgraph_same_body_alias,
11790         cgraph_add_thunk): Add node pointers.
11791         * lto-cgraph.c (lto_output_node): Verify that thunks&aliases are
11792         associated to right node.
11793         (input_node): Update use of cgraph_same_body_alias
11794         and cgraph_add_thunk.
11795
11796 2011-03-04  Changpeng Fang  <changpeng.fang@amd.com>
11797
11798         * config/i386/i386.opt (mprefer-avx128): New flag.
11799         * config/i386/i386.c (ix86_preferred_simd_mode): Prefer 128-bit AVX
11800         modes when the flag -mprefer-avx128 is on.
11801
11802 2011-03-04  Richard Sandiford  <richard.sandiford@linaro.org>
11803
11804         * dwarf2out.c (compare_loc_operands): Fix address handling.
11805
11806 2011-03-04  Alan Modra  <amodra@gmail.com>
11807
11808         * tree.h (TREE_ADDRESSABLE): Update FUNCTION_DECL comment.
11809
11810 2011-03-04  Richard Guenther  <rguenther@suse.de>
11811
11812         PR middle-end/47968
11813         * expmed.c (extract_bit_field_1): Prefer vector modes that
11814         vec_extract patterns can handle.
11815
11816 2011-03-04  Richard Guenther  <rguenther@suse.de>
11817
11818         PR middle-end/47975
11819         * optabs.c (optab_for_tree_code): Do not use VECTOR_MODE_P.
11820
11821 2011-03-04  Richard Henderson  <rth@redhat.com>
11822
11823         * explow.c (emit_stack_save): Remove 'after' parameter.
11824         (emit_stack_restore): Likewise.
11825         * expr.h: Update to match.
11826         * builtins.c, calls.c, stmt.c: Likewise.
11827         * config/alpha/alpha.md, config/avr/avr.md: Likewise.
11828         * config/mips/mips.md, config/pa/pa.md, config/vax/vax.md: Likewise.
11829         * function.c (expand_function_end): Insert the emit_stack_save
11830         sequence before parm_birth_insn instead of after.
11831
11832 2011-03-03  Uros Bizjak  <ubizjak@gmail.com>
11833
11834         * config/i386/sse.md (*avx_pmaddubsw128): Fix mode of VEC_SELECT RTX.
11835         (ssse3_pmaddubsw128): Ditto.
11836         (ssse3_pmaddubsw): Ditto.
11837
11838 2011-03-03  Steve Ellcey  <sje@cup.hp.com>
11839
11840         * config/ia64/t-hpux: Add $(srcdir)/unwind-c.c to LIB2ADDEH
11841
11842 2011-03-03  Jakub Jelinek  <jakub@redhat.com>
11843
11844         PR c/47963
11845         * gimplify.c (omp_add_variable): Only call omp_notice_variable
11846         on TYPE_SIZE_UNIT if it is a DECL.
11847
11848         PR debug/47283
11849         * cfgexpand.c (expand_debug_expr) <case MEM_REF>: If MEM_REF
11850         first operand is not is_gimple_mem_ref_addr, try to fold it.
11851         If the operand still isn't is_gimple_mem_ref_addr, clear
11852         MEM_EXPR on op0.
11853
11854 2011-03-03  Richard Guenther  <rguenther@suse.de>
11855
11856         PR middle-end/47283
11857         * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Make code
11858         match comment.
11859         (refs_may_alias_p_1): For release branches return true if
11860         we are confused by our input.
11861
11862 2011-03-03  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
11863
11864         * config/s390/s390.c (s390_function_value): Rename to ...
11865         (s390_function_and_libcall_value): ... this.
11866         (s390_function_value): New function.
11867         (s390_libcall_value): New function.
11868         (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Define target hooks.
11869         * config/s390/s390.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove
11870         target macro definitions.
11871         * config/s390/s390-protos.h (s390_function_value): Remove prototype.
11872
11873 2011-03-02  Joseph Myers  <joseph@codesourcery.com>
11874
11875         * config/i386/freebsd64.h (CC1_SPEC): Define.
11876         * config/i386/linux64.h (CC1_SPEC): Define.
11877         * config/i386/x86-64.h (CC1_SPEC): Don't define.
11878
11879 2011-03-02  Anatoly Sokolov  <aesok@post.ru>
11880
11881         * config/stormy16/stormy16.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST):
11882         Remove.
11883         * config/stormy16/stormy16.c: Include reload.h.
11884         (xstormy16_memory_move_cost): New function.
11885         (TARGET_MEMORY_MOVE_COST): Define.
11886
11887 2011-03-02  Richard Sandiford  <richard.sandiford@linaro.org>
11888
11889         PR rtl-optimization/47925
11890         * cse.c (count_reg_usage): Don't ignore the SET_DEST of instructions
11891         with side effects.  Remove the more-specific check for volatile asms.
11892
11893 2011-03-02  Alan Modra  <amodra@gmail.com>
11894
11895         PR target/47935
11896         * config/rs6000/predicates.md (lwa_operand): Check cmodel medium
11897         toc relative addresses for valid offsets.
11898
11899 2011-03-01  Richard Guenther  <rguenther@suse.de>
11900
11901         PR tree-optimization/47890
11902         * tree-vect-loop.c (get_initial_def_for_induction): Set
11903         related stmt properly.
11904
11905 2011-03-01  Richard Guenther  <rguenther@suse.de>
11906
11907         PR lto/47924
11908         * lto-streamer.c (lto_record_common_node): Also register
11909         the canonical type.
11910
11911 2011-03-01  Richard Guenther  <rguenther@suse.de>
11912
11913         PR lto/46911
11914         * lto-streamer-in.c (lto_input_ts_decl_common_tree_pointers):
11915         Do not stream DECL_ABSTRACT_ORIGIN.
11916         (lto_input_ts_block_tree_pointers): Nor BLOCK_SOURCE_LOCATION,
11917         BLOCK_NONLOCALIZED_VARS or BLOCK_ABSTRACT_ORIGIN.
11918         * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
11919         Do not stream DECL_ABSTRACT_ORIGIN.
11920         (lto_output_ts_block_tree_pointers): Nor BLOCK_SOURCE_LOCATION,
11921         BLOCK_NONLOCALIZED_VARS or BLOCK_ABSTRACT_ORIGIN.
11922
11923 2011-02-28  Anatoly Sokolov  <aesok@post.ru>
11924
11925         * config/stormy16/stormy16.h (FUNCTION_VALUE, LIBCALL_VALUE,
11926         FUNCTION_VALUE_REGNO_P): Remove.
11927         * config/stormy16/stormy16-protos.h (xstormy16_function_value): Remove.
11928         * config/stormy16/stormy16.c (xstormy16_function_value): Make static.
11929         Add 'outgoing' argument.
11930         (xstormy16_libcall_value, xstormy16_function_value_regno_p): New
11931         function.
11932         (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
11933         TARGET_FUNCTION_VALUE_REGNO_P): Define.
11934
11935 2011-02-28  Kai Tietz  <kai.tietz@onevision.com>
11936
11937         PR debug/28047
11938         * dwarf2out.c (file_table_eq): Use filename_cmp instead of strcmp.
11939         (lookup_filename): Likewise.
11940         * final.c (remap_debug_filename): Use filename_ncmp instead of strncmp.
11941
11942 2011-02-28  Bernd Schmidt  <bernds@codesourcery.com>
11943             Jakub Jelinek  <jakub@redhat.com>
11944
11945         PR middle-end/47893
11946         * rtl.h (ASLK_REDUCE_ALIGN, ASLK_RECORD_PAD): Define.
11947         (assign_stack_local_1): Change last argument type to int.
11948         * function.c (assign_stack_local_1): Replace reduce_alignment_ok
11949         argument with kind.  If bit ASLK_RECORD_PAD is not set in it,
11950         don't record padding space into frame_space_list nor use those areas.
11951         (assign_stack_local): Adjust caller.
11952         (assign_stack_temp_for_type): Call assign_stack_local_1 instead
11953         of assign_stack_local, pass 0 as last argument.
11954         * caller-save.c (setup_save_areas): Adjust assign_stack_local_1
11955         callers.
11956
11957 2011-02-28  Jakub Jelinek  <jakub@redhat.com>
11958
11959         PR debug/47283
11960         * cfgexpand.c (convert_debug_memory_address): Add AS parameter.
11961         Use target address_mode and pointer_mode hooks instead of hardcoded
11962         Pmode and ptr_mode.  Handle some simple cases of extending if
11963         POINTERS_EXTEND_UNSIGNED < 0.
11964         (expand_debug_expr) <case MEM_REF, INDIRECT_REF, TARGET_MEM_REF>:
11965         Call convert_debug_memory_address.
11966         (expand_debug_expr) <case ADDR_EXPR>: Pass as to
11967         convert_debug_memory_address.
11968
11969         PR middle-end/46790
11970         * configure.ac (HAVE_LD_EH_GC_SECTIONS_BUG): New test.
11971         * configure: Regenerated.
11972         * config.in: Regenerated.
11973         * varasm.c (default_function_section): Return NULL
11974         if HAVE_LD_EH_GC_SECTIONS_BUG and decl has implicit section name.
11975
11976 2011-02-28  Martin Jambor  <mjambor@suse.cz>
11977
11978         * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Fix
11979         the description to match the printed values.
11980
11981 2011-02-28  Richard Guenther  <rguenther@suse.de>
11982
11983         * tree-inline.c (tree_function_versioning): Set BLOCK_SUPERCONTEXT
11984         of the copied scope tree.
11985
11986 2011-02-28  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
11987
11988         * doc/extend.texi (Function Attributes): Avoid deeply (and
11989         wrongly) nested tables.
11990
11991 2011-02-27  Jakub Jelinek  <jakub@redhat.com>
11992
11993         PR middle-end/47903
11994         * real.c (real_arithmetic) <case PLUS_EXPR, MINUS_EXPR,
11995         MULT_EXPR, RDIV_EXPR>: Clear padding bits in *r first if
11996         r isn't op0 nor op1.
11997
11998 2011-02-23  Georg-Johann Lay  <avr@gjlay.de>
11999
12000         * config/avr/avr.md: Remove magic comment for emacs.
12001
12002 2011-02-23  Georg-Johann Lay  <avr@gjlay.de>
12003
12004         PR target/45261
12005         * config/avr/avr.c (avr_option_override): Use error on bad options.
12006         (avr_help): New function.
12007         (TARGET_HELP): Define.
12008
12009 2011-02-22  Georg-Johann Lay  <avr@gjlay.de>
12010
12011         PR target/42240
12012         * config/avr/avr.c (avr_cannot_modify_jumps_p): New function.
12013         (TARGET_CANNOT_MODIFY_JUMPS_P): Define.
12014
12015 2011-02-26  Gerald Pfeifer  <gerald@pfeifer.com>
12016
12017         * doc/invoke.texi (ARC Options): Use CPU instead of cpu.
12018         (ARM Options): Ditto.
12019         (i386 and x86-64 Options): Ditto.
12020         (RX Options): Ditto.
12021         (SPARC Options): Ditto.
12022
12023 2011-02-26  Tijl Coosemans  <tijl@coosemans.org>
12024
12025         * config.gcc (i386-*-freebsd*): Make i486 the default arch on
12026         FreeBSD 6 and later.  Generally use cpu generic.
12027
12028 2011-02-25  Gerald Pfeifer  <gerald@pfeifer.com>
12029
12030         * doc/cpp.texi: Update copyright years.
12031
12032 2011-02-25  Sebastien Bourdeauducq  <sebastien@milkymist.org>
12033
12034         PR target/46898
12035         * config/lm32/lm32.md (ashrsi3): Added needed variable.
12036
12037 2011-02-25  Jon Beniston  <jon@beniston.com>
12038
12039         PR target/46898
12040         * config/lm32/lm32.h (INCOMING_RETURN_ADDR_RTX): New.
12041         * config/lm32/lm32.md (ashlsi3): Remove unused variable.
12042         * config/lm32/lm32.c (TARGET_EXCEPT_UNWIND_INFO): New.
12043         (lm32_block_move_inline): Add type cast to remove warning.
12044         (lm32_expand_prologue): Generate fp in a way compatible with dwarf2out.
12045         (gen_int_relational): Move declarations to start of function.
12046
12047 2011-02-25  Eric Botcazou  <ebotcazou@adacore.com>
12048
12049         PR tree-optimization/45470
12050         * tree-vect-data-refs.c (vect_analyze_data_refs): Fail if a statement
12051         can throw internally only.
12052         * tree-vect-stmts.c (vectorizable_call): Likewise.
12053
12054 2011-02-24  Anatoly Sokolov  <aesok@post.ru>
12055
12056         * config/stormy16/stormy16.h (PREFERRED_RELOAD_CLASS,
12057         PREFERRED_OUTPUT_RELOAD_CLASS): Remove.
12058         * config/stormy16/stormy16-protos.h
12059         (xstormy16_preferred_reload_class): Remove.
12060         * config/stormy16/stormy16.c (xstormy16_preferred_reload_class): Make
12061         static. Change 'rclass' argument and return type to reg_class_t.
12062         (TARGET_PREFERRED_RELOAD_CLASS,
12063         TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
12064
12065 2011-02-24  Richard Guenther  <rguenther@suse.de>
12066
12067         * lto-streamer-in.c (input_bb): Do not find referenced vars
12068         in debug statements.
12069
12070 2011-02-23  Jason Merrill  <jason@redhat.com>
12071
12072         * common.opt (fabi-version): Document v5 and v6.
12073
12074 2011-02-23  Richard Guenther  <rguenther@suse.de>
12075
12076         PR tree-optimization/47849
12077         * tree-if-conv.c (main_tree_if_conversion): Free postdom info.
12078
12079 2011-02-23  Jie Zhang  <jie@codesourcery.com>
12080
12081         * opts-common.c (decode_cmdline_option): Print empty string
12082         argument as "" in decoded->orig_option_with_args_text.
12083         * gcc.c (execute): Print empty string argument as ""
12084         in the verbose output.
12085         (do_spec_1): Keep empty string argument.
12086
12087 2011-02-23  Nathan Froyd  <froydnj@codesourcery.com>
12088
12089         * config.gcc: Declare score-* and crx-* obsolete.
12090
12091 2011-02-23  Jie Zhang  <jie@codesourcery.com>
12092
12093         PR rtl-optimization/47763
12094         * web.c (web_main): Ignore naked clobber when replacing register.
12095
12096 2011-02-22  Anatoly Sokolov  <aesok@post.ru>
12097
12098         * config/stormy16/stormy16.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P):
12099         Remove.
12100
12101 2011-02-22  Sebastian Pop  <sebastian.pop@amd.com>
12102
12103         PR doc/47848
12104         * doc/invoke.texi: Do not mention -ftree-loop-if-convert-memory-writes.
12105
12106 2011-02-22  Mike Stump  <mikestump@comcast.net>
12107
12108         * acinclude.m4 (gcc_cv_gas_vers): Add -arch ppc for probing darwin
12109         assembler.
12110         * configure: Regenerate.
12111
12112 2011-02-21  Chung-Lin Tang  <cltang@codesourcery.com>
12113
12114         PR rtl-optimization/46002
12115         * ira-color.c (update_copy_costs): Change class intersection
12116         test to reg_class_contents[] test of 'hard_regno'.
12117
12118 2011-02-21  Joseph Myers  <joseph@codesourcery.com>
12119
12120         * config/alpha/osf5.opt (mno-mips-tfile): Mark as Target rather
12121         than Driver option.
12122         * config/hpux11.opt (mt): Likewise.
12123         * config/microblaze/microblaze.opt (mxl-mode-xilkernel): Likewise.
12124         * config/rs6000/xilinx.opt (mno-clearbss, mppcperflib): Likewise.
12125         * config/vax/elf.opt (mno-asm-pic): Likewise.
12126         * config/vms/vms.opt (map, mvms-return-codes): Likewise.
12127
12128 2011-02-21  Mike Stump  <mikestump@comcast.net>
12129
12130         PR target/47822
12131         * config/darwin-protos.h (darwin_init_cfstring_builtins): Return a
12132         tree so we can get save the type.
12133         * config/i386/darwin.h (SUBTARGET_INIT_BUILTINS): Reserve builtin slot
12134         for CFString instead of trying to use past the end of the builtins.
12135         * config/i386/i386.c (IX86_BUILTIN_CFSTRING): Likewise.
12136         * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_CFSTRING): Likewise.
12137         * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): Likewise.
12138         * config/darwin.c (DARWIN_BUILTIN_CFSTRINGMAKECONSTANTSTRING):
12139         Rename to darwin_builtin_cfstring.
12140         (darwin_init_cfstring_builtins): Return the built type.
12141
12142 2011-02-21  Uros Bizjak  <ubizjak@gmail.com>
12143
12144         PR target/47840
12145         * config/i386/avxintrin.h (_mm256_insert_epi32): Use _mm_insert_epi32.
12146         (_mm256_insert_epi64): Use _mm_insert_epi64.
12147
12148 2011-02-21  Anatoly Sokolov  <aesok@post.ru>
12149
12150         * config/stormy16/stormy16.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
12151         * config/stormy16/stormy16-protos.h
12152         (xstormy16_mode_dependent_address_p): Remove.
12153         * config/stormy16/stormy16.c (xstormy16_mode_dependent_address_p):
12154         Make static. Change return type to bool. Change argument type to
12155         const_rtx. Remove dead code.
12156         (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
12157
12158 2011-02-21  Richard Guenther  <rguenther@suse.de>
12159
12160         PR lto/47820
12161         * lto-streamer-in.c (lto_input_ts_decl_common_tree_pointers):
12162         Do not stream DECL_INITIAL for TRANSLATION_UNIT_DECLs.
12163         (lto_input_ts_block_tree_pointers): Hook a BLOCK into the
12164         TUs context.
12165         * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
12166         Do not stream DECL_INITIAL for TRANSLATION_UNIT_DECLs.
12167
12168 2011-02-20  Richard Guenther  <rguenther@suse.de>
12169
12170         PR lto/47822
12171         * tree.c (free_lang_data_in_decl): Clean builtins from
12172         the TU decl BLOCK_VARS.
12173
12174 2011-02-19  Alexandre Oliva  <aoliva@redhat.com>
12175
12176         PR debug/47620
12177         PR debug/47630
12178         * haifa-sched.c (fix_tick_ready): Skip tick computation
12179         for debug insns.
12180
12181 2011-02-19  Richard Guenther  <rguenther@suse.de>
12182
12183         PR lto/47647
12184         * lto-streamer-in.c (lto_input_ts_decl_minimal_tree_pointers):
12185         Remove lazy BLOCK_VARS streaming.
12186         (lto_input_ts_block_tree_pointers): Likewise.
12187         * lto-streamer-out.c (lto_output_ts_block_tree_pointers): Likewise.
12188
12189 2011-02-19  Joseph Myers  <joseph@codesourcery.com>
12190
12191         * config.gcc (i[34567]86-pc-msdosdjgpp*): Use i386/djgpp-stdint.h.
12192
12193 2011-02-19  Joseph Myers  <joseph@codesourcery.com>
12194
12195         * config/i386/biarch32.h, config/i386/mach.h,
12196         config/rs6000/aix.opt, config/sh/superh64.h: Remove.
12197
12198 2011-02-19  Jakub Jelinek  <jakub@redhat.com>
12199
12200         PR target/47800
12201         * config/i386/i386.md (peephole2 for shift and plus): Use
12202         operands[1] original mode in the first insn.
12203
12204 2011-02-18  Mike Stump  <mikestump@comcast.net>
12205
12206         * config/t-darwin (TM_H): Add dependency on darwin-sections.def.
12207
12208 2011-02-18  Jan Hubicka  <jh@suse.cz>
12209
12210         PR middle-end/47788
12211         * ipa-inline.c (compute_inline_parameters): Set disregard_inline_limits
12212         to zero when the function is not inlinable at all.
12213
12214 2011-02-18  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
12215
12216         * config.gcc (hppa[12]*-*-hpux11*): Set extra_parts.
12217         * config/pa/stublib.c (pthread_default_stacksize_np, pthread_mutex_lock,
12218         pthread_mutex_unlock, pthread_once): Reinstate pthread stubs.
12219         * config/pa/t-pa-hpux11: Add rules to build pthread stubs.
12220         * config/pa/t-pa64: Likewise.
12221         * config/pa/pa-hpux11.h (LINK_GCC_C_SEQUENCE_SPEC): Define.
12222
12223 2011-02-18  Jakub Jelinek  <jakub@redhat.com>
12224
12225         PR driver/47787
12226         * gcc.c (default_compilers): Clear combinable field for "@cpp-output".
12227
12228 2011-02-18  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
12229
12230         PR target/47792
12231         * gthr-dce.h (__gthread_mutx_destroy): Fix typo in name.
12232
12233 2011-02-18  Anatoly Sokolov  <aesok@post.ru>
12234
12235         * config/m32r/m32r.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P,
12236         RTX_OK_FOR_BASE_P, RTX_OK_FOR_OFFSET_P, LEGITIMATE_OFFSET_ADDRESS_P,
12237         LEGITIMATE_LO_SUM_ADDRESS_P, LOAD_POSTINC_P, STORE_PREINC_PREDEC_P,
12238         GO_IF_LEGITIMATE_ADDRESS): Remove macros.
12239         * config/m32r/m32r.c (TARGET_LEGITIMATE_ADDRESS_P): Define.
12240         (m32r_rtx_ok_for_base_p, m32r_rtx_ok_for_offset_p,
12241         m32r_legitimate_offset_addres_p, m32r_legitimate_lo_sum_addres_p,
12242         m32r_load_postinc_p, m32r_store_preinc_predec_p,
12243         m32r_legitimate_address_p): New functions.
12244         * config/m32r/constraints.md (constraint "S"): Don't use
12245         STORE_PREINC_PREDEC_P.
12246         (constraint "U"): Don't use LOAD_POSTINC_P.
12247
12248 2011-02-18  Chung-Lin Tang  <cltang@codesourcery.com>
12249
12250         PR rtl-optimization/46178
12251         * ira.c (setup_hard_regno_class): Use ira_class_translate[] to
12252         compute ira_hard_regno_cover_class[].
12253
12254 2011-02-18  Richard Guenther  <rguenther@suse.de>
12255
12256         PR lto/47798
12257         * lto-streamer.h (lto_global_var_decls): Declare.
12258         * lto-streamer-in.c (lto_register_var_decl_in_symtab): Register
12259         statics for global var processing.
12260
12261 2011-02-18  Richard Guenther  <rguenther@suse.de>
12262
12263         PR tree-optimization/47737
12264         * tree-ssa-loop-im.c (extract_true_false_args_from_phi): Fix
12265         edge dominance check.
12266
12267 2011-02-18  Jakub Jelinek  <jakub@redhat.com>
12268
12269         PR debug/47780
12270         * cfgexpand.c (expand_debug_expr) <case SSA_NAME>: Call copy_rtx to
12271         avoid invalid rtx sharing.
12272
12273 2011-02-18  Gerald Pfeifer  <gerald@pfeifer.com>
12274
12275         * doc/cpp.texi (Obsolete Features): Add background on the
12276         origin of assertions.
12277
12278 2011-02-17  Iain Sandoe  <iains@gcc.gnu.org>
12279
12280         * config/darwin-c.c (darwin_cpp_builtins): Define __OBJC2__ for
12281         objc_abi == 2.
12282         * config/darwin.c (output_objc_section_asm_op): Added support for
12283         ABI v1 and v2.
12284         (is_objc_metadata): New.
12285         (darwin_objc2_section): New.
12286         (darwin_objc1_section): New.
12287         (machopic_select_section): Added support for ABI v1 and v2.
12288         (darwin_emit_objc_zeroed): New.
12289         (darwin_output_aligned_bss): Detect objc metadata and treat it
12290         appropriately.
12291         (darwin_asm_output_aligned_decl_common): Same.
12292         (darwin_asm_output_aligned_decl_local): Same.
12293         * config/darwin-sections.def: Updated for ABI v1 and v2.
12294         * config/darwin.h (SUBTARGET_C_COMMON_OVERRIDE_OPTIONS): When
12295         compiling Objective-C code for the NeXT runtime, default to using
12296         ABI version 0 for 32-bit, and version 2 for 64-bit.
12297
12298 2011-02-17  Joseph Myers  <joseph@codesourcery.com>
12299
12300         * common.opt (optimize_fast): New Variable.
12301         * opts.c (default_options_optimization): Use opts->x_optimize_fast
12302         instead of local variable ofast.
12303
12304 2011-02-17  Nicola Pero  <nicola.pero@meta-innovation.com>
12305
12306         * doc/invoke.texi (fobjc-abi-version): Documented.
12307         (fobjc-nilcheck): Documented.
12308         (fno-nil-receiver): Updated documentation to refer to the NeXT ABI
12309         version.
12310
12311 2011-02-17  Joseph Myers  <joseph@codesourcery.com>
12312
12313         PR driver/47390
12314         * common.opt (export-dynamic): New Driver option.
12315         * gcc.c (LINK_COMMAND_SPEC): Add comment about %{e*}.
12316
12317 2011-02-17  Joseph Myers  <joseph@codesourcery.com>
12318
12319         * config/rx/rx.h (LIB_SPEC): Match -msim not -msim*.
12320
12321 2011-02-17  Alexandre Oliva  <aoliva@redhat.com>
12322             Jan Hubicka  <jh@suse.cz>
12323
12324         PR debug/47106
12325         PR debug/47402
12326         * cfgexpand.c (account_used_vars_for_block): Remove.
12327         (estimated_stack_frame_size): Use referenced vars.
12328         * tree-inline.c (remap_decl): Only mark VAR_DECLs as referenced
12329         that were referenced in the original function.  Test src_fn
12330         rather than cfun.  Drop redundant get_var_ann.
12331         (setup_one_parameter): Drop redundant get_var_ann.
12332         (declare_return_variable): Likewise.
12333         (copy_decl_for_dup_finish): Mark VAR_DECLs referenced in src_fn.
12334         (copy_arguments_for_versioning): Drop redundant get_var_ann.
12335         * ipa-inline.c (compute_inline_parameters): Do not compute
12336         disregard_inline_limits here.
12337         (compute_inlinable_for_current, pass_inlinable): New.
12338         (pass_inline_parameters): Require PROP_referenced_vars.
12339         * cgraphunit.c (cgraph_process_new_functions): Don't run
12340         compute_inline_parameters explicitly unless function is in SSA form.
12341         (cgraph_analyze_function): Set .disregard_inline_limits.
12342         * tree-sra.c (convert_callers): Compute inliner parameters
12343         only for functions already in SSA form.
12344
12345 2011-02-17  Joseph Myers  <joseph@codesourcery.com>
12346
12347         * config/sparc/sparc.h (CPP_ENDIAN_SPEC): Don't handle
12348         -mlittle-endian-data.
12349
12350 2011-02-17  Joseph Myers  <joseph@codesourcery.com>
12351
12352         * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Match -mfpu and
12353         -mno-fpu, not -fpu and -no-fpu.
12354         * config/sparc/sol2-bi.h (OPTION_DEFAULT_SPECS): Likewise.
12355         * config/sparc/sparc.h (OPTION_DEFAULT_SPECS): Likewise.
12356
12357 2011-02-17  Uros Bizjak  <ubizjak@gmail.com>
12358
12359         PR target/43653
12360         * config/i386/i386.c (ix86_secondary_reload): Handle SSE
12361         input reload with PLUS RTX.
12362
12363 2011-02-16  Joseph Myers  <joseph@codesourcery.com>
12364
12365         * config/mips/mips.opt (mno-mdmx): Use Var(TARGET_MDMX, 0) instead
12366         of InverseVar(MDMX).
12367
12368 2011-02-16  Joseph Myers  <joseph@codesourcery.com>
12369
12370         * config/sh/embed-elf.h (LIBGCC_SPEC): Match -m4-340 instead of
12371         --m4-340.
12372
12373 2011-02-16  Joseph Myers  <joseph@codesourcery.com>
12374
12375         * config/mn10300/mn10300.opt (mno-crt0): New.
12376
12377 2011-02-16  Joseph Myers  <joseph@codesourcery.com>
12378
12379         * config/m68k/uclinux.opt (static-libc): New Driver option.
12380
12381 2011-02-16  Joseph Myers  <joseph@codesourcery.com>
12382
12383         * config/m32c/m32c.h (LIB_SPEC): Match -msim not -msim*.
12384
12385 2011-02-16  Joseph Myers  <joseph@codesourcery.com>
12386
12387         * config/lm32/lm32.h (ASM_SPEC): Use %{muser-enabled} instead of
12388         %{muser-extend-enabled}.
12389
12390 2011-02-16  Richard Guenther  <rguenther@suse.de>
12391
12392         PR tree-optimization/47738
12393         * tree-ssa-loop.c (run_tree_predictive_commoning): Return
12394         the TODO from tree_predictive_commoning.
12395
12396 2011-02-15  Jeff Law  <law@redhat.com>
12397
12398         Revert
12399         2011-01-25  Jeff Law  <law@redhat.com>
12400
12401         PR rtl-optimization/37273
12402         * ira-costs.c (scan_one_insn): Detect constants living in memory and
12403         handle them like argument loads from stack slots.  Do not double
12404         count memory for memory constants and argument loads from stack slots.
12405
12406 2011-02-15  H.J. Lu  <hongjiu.lu@intel.com>
12407
12408         PR middle-end/47725
12409         * combine.c (cant_combine_insn_p): Revert the last change.
12410
12411 2011-02-15  Michael Meissner  <meissner@linux.vnet.ibm.com>
12412
12413         PR target/47755
12414         * config/rs6000/predicates.md (easy_vector_constant): Allow V2DI
12415         mode for vector constants.  Remove code that checks for TImode.
12416
12417 2011-02-15  Alexandre Oliva  <aoliva@redhat.com>
12418
12419         PR debug/47106
12420         PR debug/47402
12421         * cgraph.h (compute_inline_parameters): Return void.
12422         * ipa-inline.c (compute_inline_parameters): Adjust.
12423
12424 2011-02-15  Alexandre Oliva  <aoliva@redhat.com>
12425
12426         PR debug/47106
12427         PR debug/47402
12428         * tree-inline.h (estimated_stack_frame_size): Take cgraph node
12429         rather than decl.
12430         * cfgexpand.c (estimated_stack_frame_size): Likewise.
12431         * ipa-inline.c (compute_inline_parameters): Adjust.
12432
12433 2011-02-15  Alexandre Oliva  <aoliva@redhat.com>
12434
12435         PR debug/47106
12436         PR debug/47402
12437         * tree-flow.h (FOR_EACH_REFERENCED_VAR): Add FN argument.
12438         Adjust all users.  Pass FN to...
12439         * tree-flow-inline.h (first_referenced_var): ... this.  Add
12440         fn argument.
12441         * ipa-struct-reorg.c: Adjust.
12442         * tree-dfa.c: Adjust.
12443         * tree-into-ssa.c: Adjust.
12444         * tree-sra.c: Adjust.
12445         * tree-ssa-alias.c: Adjust.
12446         * tree-ssa-live.c: Adjust.
12447         * tree-ssa.c: Adjust.
12448         * tree-ssanames.c: Adjust.
12449         * tree-tailcall.c: Adjust.
12450
12451 2011-02-15  Alexandre Oliva  <aoliva@redhat.com>
12452
12453         PR debug/47106
12454         PR debug/47402
12455         * tree-flow.h (referenced_var_lookup): Add fn parameter.
12456         Adjust all callers.
12457         * tree-dfa.c (referenced_var_lookup): Use fn instead of cfun.
12458         * tree-flow-inline.h: Adjust.
12459         * gimple-pretty-print.c: Adjust.
12460         * tree-into-ssa.c: Adjust.
12461         * tree-ssa.c: Adjust.
12462         * cfgexpand.c: Adjust.
12463
12464 2011-02-15  Nathan Froyd  <froydnj@codesourcery.com>
12465
12466         * config/iq2000/i2000.h (REG_CLASS_FROM_LETTER): Delete.
12467         (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
12468         (EXTRA_CONSTRAINT): Delete.
12469         * config/iq2000/constraints.md: New file.
12470         * config/iq2000/iq2000.md: Include it.
12471         (define_insn ""): Delete.
12472         (movsi_internal2, movhi_internal2, movqi_internal2): Delete
12473         unsupported constraint letters from patterns.
12474         (call_value, call_value_internal1): Likewise.
12475         (call_value_multiple_internal1): Likewise.
12476
12477 2011-02-15  Nick Clifton  <nickc@redhat.com>
12478
12479         * config/mn10300/mn10300.c: Include tm-constrs.h.
12480         (struct liw_data): New data structure describing an LIW candidate
12481         instruction.
12482         (extract_bundle): Use struct liw_data.  Allow small integer
12483         operands for some instructions.
12484         (check_liw_constraints): Use struct liw_data.  Remove swapped
12485         parameter.  Add comments describing the checks.  Fix bug when
12486         assigning the source of liw1 to the source of liw2.
12487         (liw_candidate): Delete.  Code moved into extract_bundle.
12488         (mn10300_bundle_liw): Use struct liw_data.  Check constraints
12489         before swapping.
12490         * config/mn10300/predicates.md (liw_operand): New predicate.
12491         Allows registers and small integer constants.
12492         * config/mn10300/constraints.md (O): New constraint.  Accetps
12493         integers in the range -8 to +7 inclusive.
12494         * config/mn10300/mn10300.md (movesi_internal): Add an alternative
12495         for moving a small integer into a register.  Give this alternative
12496         LIW attributes.
12497         (addsi3, subsi3, cmpsi, lshrsi3, ashrsi3): Likewise.
12498         (ashlsi3): Likewise, plus give LIW attributes to the alternatives
12499         using the J,K,L and M constraints,
12500         (liw): Remove SI mode on second operands to allow for HI and QI
12501         mode values.
12502         (cmp_liw, liw_cmp): Likewise.  Plus fix order of operands in the
12503         instruction.
12504
12505 2011-02-15  H.J. Lu  <hongjiu.lu@intel.com>
12506
12507         PR middle-end/47725
12508         * combine.c (cant_combine_insn_p): Check zero/sign extended
12509         hard registers.
12510
12511 2011-02-15  Richard Guenther  <rguenther@suse.de>
12512
12513         PR tree-optimization/47743
12514         * tree-ssa-pre.c (phi_translate_1): If we didn't get a value-number
12515         for a non-type-compatible VN lookup bail out.
12516
12517 2011-02-15  Nathan Froyd  <froydnj@codesourcery.com>
12518
12519         * config/fr30/constraints.md: New file.
12520         * config/fr30/fr30.md: Include it.
12521         * config/fr30/fr30.h (REG_CLASS_FROM_LETTER): Delete.
12522         (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
12523         (EXTRA_CONSTRAINT): Delete.
12524
12525 2011-02-15  Nathan Froyd  <froydnj@codesourcery.com>
12526
12527         * config/frv/constraints.md: New file.
12528         * config/frv/predicates.md: Include it.
12529         * config/frv/frv.c (reg_class_from_letter): Delete.
12530         (frv_option_override): Don't initialize it.
12531         * config/frv/frv.h (REG_CLASS_FROM_LETTER): Delete.
12532         (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K): Delete.
12533         (CONST_OK_FOR_L, CONST_OK_FOR_M, CONST_OK_FOR_N): Delete.
12534         (CONST_OK_FOR_O, CONST_OK_FOR_P, CONST_OK_FOR_LETTER_P): Delete.
12535         (CONST_DOUBLE_OK_FOR_G, CONST_DOUBLE_OK_FOR_H): Delete.
12536         (CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
12537         (EXTRA_CONSTRAINT_FOR_Q, EXTRA_CONSTRAINT_FOR_R): Delete.
12538         (EXTRA_CONSTRAINT_FOR_S, EXTRA_CONSTRAINT_FOR_T): Delete.
12539         (EXTRA_CONSTRAINT_FOR_U, EXTRA_CONSTRAINT): Delete.
12540         (EXTRA_MEMORY_CONSTRAINT, CONSTRAINT_LEN): Delete.
12541         (REG_CLASS_FROM_CONSTRAINT): Delete.
12542
12543 2011-02-15  Jakub Jelinek  <jakub@redhat.com>
12544
12545         PR middle-end/47581
12546         * config/i386/i386.c (ix86_compute_frame_size): Don't align offset
12547         if frame size is 0 in a leaf function.
12548
12549 2011-02-15  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
12550
12551         PR pch/14940
12552         * config/alpha/host-osf.c: New file.
12553         * config/alpha/x-osf: New file.
12554         * config.host (alpha*-dec-osf*): Use it.
12555
12556 2011-02-14  Anatoly Sokolov  <aesok@post.ru>
12557
12558         * config/rx/rx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
12559         * config/rx/rx-protos.h (rx_is_mode_dependent_addr): Remove.
12560         * config/xtensa/xtensa.c (rx_is_mode_dependent_addr): Rename to...
12561         (rx_mode_dependent_address_p): ...this. Make static. Change argument
12562         type to const_rtx.
12563         (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
12564
12565 2011-02-14  Nathan Froyd  <froydnj@codesourcery.com>
12566
12567         * config/stormy16/constraints.md: New file.
12568         * config/stormy16/predicates.md (nonimmediate_nonstack_operand):
12569         Use satisfies_constraint_Q and satisfies_constraint_R.
12570         * config/stormy16/stomry16-protos.h (xstormy16_extra_constraint_p):
12571         Delete.
12572         (xstormy16_legitiamte_address_p): Declare.
12573         * config/stormy16/stormy16.h (REG_CLASS_FROM_LETTER): Delete.
12574         (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
12575         (EXTRA_CONSTRAINT): Delete.
12576         * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
12577         Un-staticize.
12578         (xstormy16_extra_constraint_p): Delete.
12579
12580 2011-02-14  Eric Botcazou  <ebotcazou@adacore.com>
12581
12582         PR tree-optimization/46494
12583         * loop-unroll.c (split_edge_and_insert): Adjust comment.
12584         * loop-init.c (loop_optimizer_finalize): Do not call verify_flow_info.
12585         (pass_rtl_loop_done): Add TODO_verify_flow.
12586         * fwprop.c (pass_rtl_fwprop): Likewise.
12587         * modulo-sched.c (pass_sms): Likewise.
12588         * tree-ssa-dom.c (pass_dominator): Likewise.
12589         * tree-ssa-loop-ch.c (pass_ch): Likewise.
12590         * tree-ssa-loop.c (pass_complete_unrolli): Likewise.
12591         (pass_tree_loop_done): Likewise.
12592         * tree-ssa-pre.c (execute_pre): Likewise.
12593         * tree-ssa-reassoc.c (pass_reassoc): Likewise.
12594         * tree-ssa-sink.c (pass_sink_code): Likewise.
12595         * tree-vrp.c (pass_vrp): Likewise.
12596
12597 2011-02-14  Nathan Froyd  <froydnj@codesourcery.com>
12598
12599         * config/v850/constraints.md: New file.
12600         * config/v850/v850.md: Include it.
12601         * config/v850/predicates.md (reg_or_0_operand): Use
12602         satisfies_constraint_G.
12603         (special_symbolref_operand): Use satisfies_constraint_K.
12604         * config/v850/v850.h (CONSTANT_ADDRESS_P): Use constraint_satisfied_p.
12605         (GO_IF_LEGITIMATE_ADDRESS): Likewise.
12606         (REG_CLASS_FROM_LETTER, INT_7_BITS, INT_8_BITS): Delete.
12607         (CONST_OK_FOR_P, CONST_OK_FOR_LETTER_P): Delete.
12608         (EXTRA_CONSTRAINT): Delete.
12609         (CONST_OK_FOR_I, CONST_OK_FOR_J): Use insn_const_int_ok_for_constraint.
12610         (CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M): Likewise.
12611         (CONST_OK_FOR_N, CONST_OK_FOR_O): Likewise.
12612
12613 2011-02-14  Anatoly Sokolov  <aesok@post.ru>
12614
12615         PR target/47696
12616         * config/avr/avr-devices.c (avr_mcu_types): Fix ATmega2560 device
12617         description.
12618
12619 2011-02-14  Nathan Froyd  <froydnj@codesourcery.com>
12620
12621         * config/mcore/constraints.md: New file.
12622         * config/mcore/mcore.md: Include it.
12623         * config/mcore/mcore.c (reg_class_from_letter): Delete.
12624         * config/mcore/mcore.h (reg_class_from_letter): Delete.
12625         (REG_CLASS_FROM_LETTER): Delete.
12626         (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_L): Use
12627         insn_const_int_ok_for_constraint.
12628         (CONST_OK_FOR_K, CONST_OK_FOR_M, CONST_OK_FOR_N): Likewise.
12629         (CONST_OK_FOR_O, CONST_OK_FOR_P): Likewise.
12630         (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
12631         (EXTRA_CONSTRAINT): Delete.
12632
12633 2011-02-14  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
12634
12635         PR ada/41929
12636         * config/sparc/sol2-unwind.h: Include <sys/frame.h>, <sys/stack.h>
12637         (IS_SIGHANDLER): Define.
12638         (sparc64_is_sighandler): New function, split off from
12639         sparc64_fallback_frame_state.
12640         (sparc_is_sighandler): New function, split off from
12641         sparc_fallback_frame_state.
12642         (sparc64_fallback_frame_state): Merge with ...
12643         (sparc_fallback_frame_state): ... this into ...
12644         (MD_FALLBACK_FRAME_STATE_FOR): ... this.
12645         Change new_cfa to long.  Remove regs_off, fpu_save_off, fpu_save.
12646         Define nframes, mctx.  Use IS_SIGHANDLER, handler_args, mctx, walk
12647         stack instead of hardcoded offsets.
12648
12649 2011-02-14  Andriy Gapon  <avg@freebsd.org>
12650
12651         PR target/45808
12652         * config/freebsd-spec.h (FBSD_LIB_SPEC): Handle the shared case.
12653
12654 2011-02-13  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
12655
12656         * configure: Regenerate.
12657
12658 2011-02-12  Joseph Myers  <joseph@codesourcery.com>
12659
12660         PR driver/45731
12661         * gcc.c (asm_options): Correct spec matching --target-help.
12662
12663 2011-02-12  Martin Jambor  <mjambor@suse.cz>
12664
12665         * tree-cfg.c (verify_gimple_call): Return true upon invalid argument
12666         to gimple call error.
12667
12668 2011-02-12  Mike Stump  <mikestump@comcast.net>
12669
12670         * config/frv/frv.h (TRANSFER_FROM_TRAMPOLINE): Canonicalize
12671         comments in backslash regions.
12672
12673 2011-02-12  Mike Stump  <mikestump@comcast.net>
12674             Jakub Jelinek  <jakub@redhat.com>
12675             Iain Sandoe  <iains@gcc.gnu.org>
12676
12677         PR target/47324
12678         * dwarf2out.c (output_cfa_loc): When required, apply the
12679         DWARF2_FRAME_REG_OUT macro to adjust register numbers.
12680         (output_loc_sequence): Likewise.
12681         (output_loc_operands_raw): Likewise.
12682         (output_loc_sequence_raw): Likewise.
12683         (output_cfa_loc): Likewise.
12684         (output_loc_list): Suppress register number adjustment when
12685         calling output_loc_sequence()
12686         (output_die): Likewise.
12687
12688 2011-02-12  Anatoly Sokolov  <aesok@post.ru>
12689
12690         * config/xtensa/xtensa.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST):
12691         Remove macros.
12692         * config/xtensa/xtensa.c (xtensa_register_move_cost,
12693         xtensa_memory_move_cost): New functions.
12694         (TARGET_REGISTER_MOVE_COST, TARGET_REGISTER_MOVE_COST): Define.
12695
12696 2011-02-12  Alexandre Oliva  <aoliva@redhat.com>
12697
12698         PR lto/47225
12699         * configure.ac (gcc_cv_lto_plugin): Test for liblto_plugin.la
12700         in the current directory.
12701         * configure: Rebuilt.
12702
12703 2011-02-12  Iain Sandoe  <iains@gcc.gnu.org>
12704
12705         * config/darwin.c (darwin_override_options): Add a hunk missed
12706         from the commit of r168571.  Trim comment line lengths and
12707         correct indents of the preceding block.
12708
12709 2011-02-12  Iain Sandoe  <iains@gcc.gnu.org>
12710
12711         * gcc.c (driver_handle_option): Concatenate the argument to -F with
12712         the switch.
12713
12714 2011-02-11  Joseph Myers  <joseph@codesourcery.com>
12715
12716         * common.opt (nostartfiles): New Driver option.
12717
12718 2011-02-11  Xinliang David Li  <davidxl@google.com>
12719
12720         PR tree-optimization/47707
12721         * tree-chrec.c (convert_affine_scev): Keep type precision.
12722
12723 2011-02-11  Eric Botcazou  <ebotcazou@adacore.com>
12724
12725         PR tree-optimization/47420
12726         * ipa-split.c (visit_bb): Punt on any kind of GIMPLE_RESX.
12727
12728 2011-02-11  Pat Haugen  <pthaugen@us.ibm.com>
12729
12730         PR rtl-optimization/47614
12731         * rtl.h (check_for_inc_dec): Declare.
12732         * dse.c (check_for_inc_dec): Externalize...
12733         * postreload.c (reload_cse_simplify): ...use it before deleting stmt.
12734         (reload_cse_simplify_operands): Don't simplify opnds with side effects.
12735
12736 2011-02-11  Joseph Myers  <joseph@codesourcery.com>
12737
12738         PR driver/47678
12739         * gcc.c (main): Do not compile inputs if there were errors in
12740         option handling.
12741         * opts-common.c (read_cmdline_option): Check for wrong language
12742         after other error checks.
12743
12744 2011-02-11  Nathan Froyd  <froydnj@codesourcery.com>
12745
12746         * cgraph.c: Fix comment typos.
12747         * cgraph.h: Likewise.
12748         * cgraphunit.c: Likewise.
12749         * ipa-cp.c: Likewise.
12750         * ipa-inline.c: Likewise.
12751         * ipa-prop.c: Likewise.
12752         * ipa-pure-const.c: Likewise.
12753         * ipa-ref.c: Likewise.
12754         * ipa-reference.c: Likewise.
12755
12756 2011-02-11  Jakub Jelinek  <jakub@redhat.com>
12757
12758         PR debug/47684
12759         * tree-predcom.c (single_nonlooparound_use): Ignore debug uses.
12760
12761 2011-02-11  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
12762
12763         PR testsuite/47400
12764         * doc/sourcebuild.texi (Require Support): Document
12765         dg-require-ascii-locale.
12766
12767 2011-02-11  Mingjie Xing  <mingjie.xing@gmail.com>
12768
12769         * doc/lto.texi (Write summary): Fix missing parentheses.
12770
12771 2011-02-10  DJ Delorie  <dj@redhat.com>
12772
12773         * config/m32c/m32c.c (m32c_option_override): Disable
12774         -fcombine-stack-adjustments until flag value tracking and compare
12775         optimization can be rewritten.
12776
12777 2011-02-10  Peter Bergner  <bergner@vnet.ibm.com>
12778
12779         * config/rs6000/linux64.h (PROCESSOR_DEFAULT): Change to
12780         PROCESSOR_POWER7.
12781         (PROCESSOR_DEFAULT64): Likewise.
12782
12783 2011-02-10  Richard Henderson  <rth@redhat.com>
12784
12785         * config/rx/predicates.md (rx_zs_comparison_operator): Revert
12786         change from 2011-02-03.
12787         * config/rx/rx.c (flags_from_code): Likewise.
12788         (rx_print_operand) ['B']: For LT/GE, use lt/ge if overflow flag
12789         is valid, n/pz otherwise.
12790         (rx_select_cc_mode): Return CCmode if Y is not zero.
12791
12792 2011-02-10  Richard Guenther  <rguenther@suse.de>
12793
12794         * tree-ssa-structalias.c (bitpos_of_field): Use BITS_PER_UNIT, not 8.
12795
12796 2011-02-10  Richard Guenther  <rguenther@suse.de>
12797
12798         PR tree-optimization/47677
12799         * tree-vrp.c (vrp_bitmap_equal_p): Fix comparison of empty bitmaps.
12800
12801 2011-02-10  Jakub Jelinek  <jakub@redhat.com>
12802
12803         PR target/47665
12804         * combine.c (make_compound_operation): Only change shifts into
12805         multiplication for SCALAR_INT_MODE_P.
12806
12807 2011-02-10  Jie Zhang  <jie@codesourcery.com>
12808
12809         PR testsuite/47622
12810         Revert
12811         2011-02-05  Jie Zhang  <jie@codesourcery.com>
12812         PR debug/42631
12813         * web.c (entry_register): Don't clobber the number of the
12814         first uninitialized reference in used[].
12815
12816 2011-02-09  Richard Guenther  <rguenther@suse.de>
12817
12818         PR tree-optimization/47664
12819         * ipa-inline.c (cgraph_decide_inlining_incrementally): Visit
12820         all edges again.
12821
12822 2011-02-09  David Edelsohn  <dje.gcc@gmail.com>
12823
12824         PR target/46481
12825         PR target/47032
12826         * config/rs6000/aix61.h (PROCESSOR_DEFAULT): Change to
12827         PROCESSOR_POWER7.
12828         (PROCESSOR_DEFAULT64): Same.
12829         (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Delete.
12830
12831 2011-02-09  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
12832
12833         * config/mips/iris6.h (TARGET_C99_FUNCTIONS): Define.
12834
12835 2011-02-09  Martin Jambor  <mjambor@suse.cz>
12836
12837         PR middle-end/45505
12838         * tree-sra.c (struct access): New flags grp_scalar_read and
12839         grp_scalar_write.  Changed description of assignment read and write
12840         flags.
12841         (dump_access): Dump new flags, reorder all of them.
12842         (sort_and_splice_var_accesses): Set the new flag accordingly, use them
12843         to detect multiple scalar reads.
12844         (analyze_access_subtree): Use the new scalar read write flags instead
12845         of the old flags.  Adjusted comments.
12846
12847 2011-02-08  DJ Delorie  <dj@redhat.com>
12848
12849         PR target/47548
12850         * config/m32c/m32c.c (m32c_subreg): Don't try to validate interim
12851         patterns.
12852
12853 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
12854
12855         * config/m68k/uclinux.opt: New.
12856         * config.gcc (m68k-*-uclinux*): Use m68k/uclinux.opt.
12857
12858 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
12859
12860         * config/cris/elf.opt (sim): New Driver option.
12861
12862 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
12863
12864         * config/xtensa/elf.opt: New.
12865         * config.gcc (xtensa*-*-elf*): Use xtensa/elf.opt.
12866
12867 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
12868
12869         * config/vax/elf.opt: New.
12870         * config.gcc (vax-*-linux*, vax-*-netbsdelf*): Use vax/elf.opt.
12871
12872 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
12873
12874         * config/rs6000/aix64.opt (posix, pthread): New Driver options.
12875
12876 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
12877
12878         * config/gnu-user.opt: New.
12879         * config.gcc (*-*-linux* | frv-*-*linux* | *-*-kfreebsd*-gnu |
12880         *-*-knetbsd*-gnu | *-*-gnu* | *-*-kopensolaris*-gnu,
12881         *-*-uclinux*): Use gnu-user.opt.
12882
12883 2011-02-08  Thomas Schwinge  <thomas@schwinge.name>
12884
12885         * config/gnu.h (CPP_SPEC, LIB_SPEC): Remove handling of -bsd option.
12886         * config/i386/gnu.h (CPP_SPEC): Likewise.
12887
12888 2011-02-08  Ian Lance Taylor  <iant@google.com>
12889
12890         * common.opt (fcx-limited-range): Add SetByCombined flag.
12891         (ffinite-math-only, fmath-errno, frounding-math): Likewise.
12892         (fsignaling-nans, fsigned-zeros, ftrapping-math): Likewise.
12893         (fassociative-math, freciprocal-math): Likewise.
12894         (funsafe-math-optimizations): Likewise.
12895         * opth-gen.awk: Handle SetByCombined.
12896         * optc-gen.awk: Likewise.
12897         * opts.c (set_fast_math_flags): Don't override flag if set by frontend.
12898         (set_unsafe_math_optimizations_flags): Likewise.
12899         * doc/options.texi (Option properties): Document SetByCombined.
12900
12901 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
12902
12903         * config.gcc (arc-*, alpha*-*-gnu*, arm*-*-netbsd*, arm-*-pe*,
12904         i[34567]86-*-interix3*, i[34567]86-*-netbsd*, i[34567]86-*-pe,
12905         m68hc11-*-*, m6811-*-*, m68hc12-*-*, m6812-*-*,
12906         m68k-*-uclinuxoldabi*, mcore-*-pe*, powerpc*-*-gnu*,
12907         sh*-*-symbianelf*, vax-*-netbsd*): Mark obsolete.
12908
12909 2011-02-08  Sebastian Pop  <sebastian.pop@amd.com>
12910
12911         PR tree-optimization/46834
12912         PR tree-optimization/46994
12913         PR tree-optimization/46995
12914         * graphite-sese-to-poly.c (used_outside_reduction): New.
12915         (detect_commutative_reduction): Call used_outside_reduction.
12916         (rewrite_commutative_reductions_out_of_ssa_close_phi): Call
12917         translate_scalar_reduction_to_array only when at least one
12918         loop-phi/close-phi tuple has been detected.
12919
12920 2011-02-08  Richard Guenther  <rguenther@suse.de>
12921
12922         PR middle-end/47639
12923         * tree-vect-generic.c (expand_vector_operations_1): Update
12924         stmts here ...
12925         (expand_vector_operations): ... not here.  Cleanup EH info
12926         and the CFG if required.
12927
12928 2011-02-08  Richard Guenther  <rguenther@suse.de>
12929
12930         PR tree-optimization/47641
12931         * tree-ssa.c (execute_update_addresses_taken): For asm outputs
12932         require type compatibility.
12933
12934 2011-02-08  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
12935
12936         * gimple-low.c (lower_function_body): Don't remove the location of
12937         the return statement here.
12938         (lower_gimple_return): Do it here instead but only if the return
12939         statement is actually used twice.
12940
12941 2011-02-08  Richard Guenther  <rguenther@suse.de>
12942
12943         PR tree-optimization/47632
12944         * tree-ssa-forwprop.c (remove_prop_source_from_use): Remove
12945         unused up_to_stmt parameter, return whether cfg-cleanup is
12946         necessary, remove EH info properly.
12947         (forward_propagate_into_gimple_cond): Adjust caller.
12948         (forward_propagate_into_cond): Likewise.
12949         (forward_propagate_comparison): Likewise.
12950         (tree_ssa_forward_propagate_single_use_vars): Make
12951         forward_propagate_comparison case similar to the two others.
12952
12953 2011-02-08  Nick Clifton  <nickc@redhat.com>
12954
12955         * config/mn10300/mn10300.opt (mliw): New command line option.
12956         * config/mn10300/mn10300.md (UNSPEC_LIW): New unspec.
12957         (liw_bundling): New automaton.
12958         (liw): New attribute.
12959         (liw_op): New attribute.
12960         (liw_op1, liw_op2, liw_both, liw_either): New reservations.
12961         (movsi_internal): Add LIW attributes.
12962         (andsi3): Likewise.
12963         (iorsi3): Likewise.
12964         (xorsi3): Likewise.
12965         (addsi3): Separate register and immediate alternatives.
12966         Add LIW attributes.
12967         (subsi3): Likewise.
12968         (cmpsi): Likewise.
12969         (aslsi3): Likewise.
12970         (lshrsi3): Likewise.
12971         (ashrsi3): Likewise.
12972         (liw): New pattern.
12973         * config/mn10300/mn10300.c (liw_op_names): New
12974         (mn10300_print_operand): Handle 'W' operand descriptor.
12975         (extract_bundle): New function.
12976         (check_liw_constraints): New function.
12977         (liw_candidate): New function.
12978         (mn10300_bundle_liw): New function.
12979         (mn10300_reorg): New function.
12980         (TARGET_MACHINE_DEPENDENT_REORG): Define.
12981         (TARGET_DEFAULT_TARGET_FLAGS): Add MASK_ALLOW_LIW.
12982         * config/mn10300/mn10300.h (TARGET_CPU_CPP_BUILTINS): Define
12983         __LIW__ or __NO_LIW__.
12984         * doc/invoke.texi: Describe the -mliw command line option.
12985
12986 2011-02-07  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
12987
12988         * config.gcc (hppa[12]*-*-hpux11*): Don't set extra_parts.
12989         * config/pa/stublib.c (pthread_default_stacksize_np, pthread_mutex_lock,
12990         pthread_mutex_unlock): Remove.
12991         * config/pa/t-pa-hpux11: Remove rules to build pthread stubs.
12992         * config/pa/t-pa64: Likewise.
12993         * config/pa/pa64-hpux.h (LIB_SPEC): In static links, link against
12994         shared libc if not linking against libpthread.
12995         * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
12996
12997 2011-02-07  Iain Sandoe  <iains@gcc.gnu.org>
12998
12999         PR target/47558
13000         * config/darwin10.h (LINK_GCC_C_SEQUENCE_SPEC): Put -lSystem first
13001         on 10.6 and later to ensure that we always use the unwinder from
13002         the system.  Only add -no_compact_unwind when tarteting darwin
13003         10.6 or later.
13004
13005 2011-02-07  Steve Ellcey  <sje@cup.hp.com>
13006
13007         PR target/46997
13008         * vect.md (vec_interleave_highv2sf): Change fmix for TARGET_BIG_ENDIAN.
13009         (vec_interleave_lowv2sf): Ditto.
13010         (vec_extract_evenv2sf): Add TARGET_BIG_ENDIAN check.
13011         (vec_extract_oddv2sf): Ditto.
13012
13013 2011-02-07  Mike Stump  <mikestump@comcast.net>
13014
13015         PR target/42333
13016         Add __ieee_divdc3 entry point.
13017         * config/i386/darwin.h (DECLARE_LIBRARY_RENAMES): Retain ___divdc3
13018         entry point.
13019         (SUBTARGET_INIT_BUILTINS): Call darwin_rename_builtins.
13020         * config/i386/i386.c (TARGET_INIT_LIBFUNCS): Likewise.
13021         * config/darwin.c (darwin_rename_builtins): Add.
13022         * config/darwin-protos.h (darwin_rename_builtins): Add.
13023
13024 2011-02-07  Michael Meissner  <meissner@linux.vnet.ibm.com>
13025
13026         PR target/47636
13027         * config/rs6000/rs6000.md (rsqrt<mode>2): Use the correct macro
13028         for the condition.
13029
13030 2011-02-07  Mike Stump  <mikestump@comcast.net>
13031
13032         * config/darwin.opt (mmacosx-version-min): Update default OS version.
13033
13034 2011-02-07  Denis Chertykov  <chertykov@gmail.com>
13035
13036         PR target/47534
13037         * config/avr/libgcc.S (exit): Move .endfunc
13038
13039 2011-02-07  Richard Guenther  <rguenther@suse.de>
13040
13041         PR tree-optimization/47615
13042         * tree-ssa-sccvn.h (run_scc_vn): Take a vn-walk mode argument.
13043         * tree-ssa-sccvn.c (default_vn_walk_kind): New global.
13044         (run_scc_vn): Initialize it.
13045         (visit_reference_op_load): Use it.
13046         * tree-ssa-pre.c (execute_pre): Use VN_WALK if in PRE.
13047
13048 2011-02-07  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
13049
13050         * config/spu/spu.c (spu_init_libfuncs): Install SImode and
13051         DImode trapping arithmetic libfuncs.
13052
13053 2011-02-07  Richard Guenther  <rguenther@suse.de>
13054
13055         PR tree-optimization/47621
13056         * tree-ssa.c (non_rewritable_lvalue_p): New function, split out from
13057         two duplicates ...
13058         (execute_update_addresses_taken): ... here.  Make it more
13059         conservative in what we accept.
13060
13061 2011-02-06  Joseph Myers  <joseph@codesourcery.com>
13062
13063         * config/sparc/freebsd.h (ASM_SPEC): Define.
13064         * config/sparc/vxworks.h (ASM_SPEC): Define.
13065
13066 2011-02-06  Joseph Myers  <joseph@codesourcery.com>
13067
13068         * config/sparc/sol2-bi.h (CC1_SPEC): Remove %{sun4:} %{target:}.
13069
13070 2011-02-06  Steven Bosscher  <steven@gcc.gnu.org>
13071
13072         * doc/invoke.texi: Remove reference to compiler internals from
13073         user documentation.
13074
13075         * reg-notes.def: Remove REG_VALUE_PROFILE.
13076         * combine.c (distribute_notes): Do not handle REG_VALUE_PROFILE.
13077
13078 2011-02-05  Jakub Jelinek  <jakub@redhat.com>
13079
13080         PR middle-end/47610
13081         * varasm.c (default_section_type_flags): If decl is NULL,
13082         and name is .data.rel.ro or .data.rel.ro.local, set SECTION_RELRO bit.
13083
13084 2011-02-05  Jie Zhang  <jie@codesourcery.com>
13085
13086         PR debug/42631
13087         * web.c (entry_register): Don't clobber the number of the
13088         first uninitialized reference in used[].
13089
13090 2011-02-04  Sebastian Pop  <sebastian.pop@amd.com>
13091
13092         PR tree-optimization/46194
13093         * tree-data-ref.c (analyze_miv_subscript): Remove comment.
13094         (build_classic_dist_vector_1): Do not represent classic distance
13095         vectors when the access functions are variating in different loops.
13096
13097 2011-02-04  Joseph Myers  <joseph@codesourcery.com>
13098
13099         * config/mips/iris6.opt: New.
13100         * config.gcc (mips-sgi-irix6.5*): Use mips/iris6.opt.
13101
13102 2011-02-04  Richard Henderson  <rth@redhat.com>
13103             Steve Ellcey  <sje@cup.hp.com>
13104
13105         PR target/46997
13106         * config/ia64/predicates.md (mux1_brcst_element): New.
13107         * config/ia64/ia64-protos.h (ia64_unpack_assemble): New.
13108         * config/ia64/ia64.c (ia64_unpack_assemble): New.
13109         (ia64_unpack_sign): New.
13110         (ia64_expand_unpack): Rewrite using new routines.
13111         (ia64_expand_widen_sum): Ditto.
13112         (ia64_expand_dot_prod_v8qi): Ditto.
13113         * config/ia64/vect.md (mulv8qi3): Rewrite to use new
13114         routines, add endian check.
13115         (pmpy2_even): Rename from pmpy2_r, add endian check.
13116         (pmpy2_odd): Rename from pmpy2_l, add endian check.
13117         (vec_widen_smult_lo_v4hi): Rewrite using new routines.
13118         (vec_widen_smult_hi_v4hi): Ditto.
13119         (vec_widen_umult_lo_v4hi): Ditto.
13120         (vec_widen_umult_hi_v4hi): Ditto.
13121         (mulv2si3): Change endian checks.
13122         (sdot_prodv4hi): Rewrite with new calls.
13123         (udot_prodv4hi): New.
13124         (vec_pack_ssat_v4hi): Add endian check.
13125         (vec_pack_usat_v4hi): Ditto.
13126         (vec_pack_ssat_v2si): Ditto.
13127         (max1_even): Rename from max1_r, add endian check.
13128         (max1_odd): Rename from max1_l, add endian check.
13129         (*mux1_rev): Format change.
13130         (*mux1_mix): Ditto.
13131         (*mux1_shuf): Ditto.
13132         (*mux1_alt): Ditto.
13133         (*mux1_brcst_v8qi): Use new predicate.
13134         (vec_extract_evenv8qi): Remove endian check.
13135         (vec_extract_oddv8qi): Ditto.
13136         (vec_interleave_lowv4hi): Format change.
13137         (vec_interleave_highv4hi): Ditto.
13138         (mix2_even): Rename from mix2_r, add endian check.
13139         (mix2_odd): Rename from mux2_l, add endian check.
13140         (*mux2): Fix mask setting for TARGET_BIG_ENDIAN.
13141         (vec_extract_evenodd_helper): Format change.
13142         (vec_extract_evenv4hi): Remove endian check.
13143         (vec_extract_oddv4hi): Remove endian check.
13144         (vec_interleave_lowv2si): Format change.
13145         (vec_interleave_highv2si): Format change.
13146         (vec_initv2si): Remove endian check.
13147         (vecinit_v2si): Add endian check.
13148         (reduc_splus_v2sf): Add endian check.
13149         (reduc_smax_v2sf): Ditto.
13150         (reduc_smin_v2sf): Ditto.
13151         (vec_initv2sf): Remove endian check.
13152         (fpack): Add endian check.
13153         (fswap): Add endian check.
13154         (vec_interleave_highv2sf): Add endian check.
13155         (vec_interleave_lowv2sf): Add endian check.
13156         (fmix_lr): Add endian check.
13157         (vec_setv2sf): Format change.
13158         (*vec_extractv2sf_0_be): Use shift to extract operand.
13159         (*vec_extractv2sf_1_be): New.
13160         (vec_pack_trunc_v4hi): Add endian check.
13161         (vec_pack_trunc_v2si): Format change.
13162
13163 2011-02-04  Jakub Jelinek  <jakub@redhat.com>
13164
13165         PR inline-asm/23200
13166         * tree-ssa-ter.c (is_replaceable_p): Add TER argument.  Don't
13167         do bb, locus and block comparison and disallow loads if it is not set.
13168         (stmt_is_replaceable_p): New function.
13169         (process_replaceable, find_replaceable_in_bb): Adjust is_replaceable_p
13170         callers.
13171         * expr.c (expand_expr_real_1) <case SSA_NAME>: If
13172         get_gimple_for_ssa_name try for EXPAND_INITIALIZER harder to use
13173         SSA_NAME_DEF_STMT.
13174         * tree-flow.h (stmt_is_replaceable_p): New prototype.
13175
13176 2011-02-04  Joseph Myers  <joseph@codesourcery.com>
13177
13178         * config/rs6000/xilinx.opt: New.
13179         * config.gcc (powerpc-xilinx-eabi*): Use rs6000/xilinx.opt.
13180
13181 2011-02-04  Joseph Myers  <joseph@codesourcery.com>
13182
13183         * config/mips/mips.opt (EB, EL, noasmopt): New Driver options.
13184
13185 2011-02-03  Anatoly Sokolov  <aesok@post.ru>
13186
13187         * config/xtensa/xtensa.h (PREFERRED_RELOAD_CLASS,
13188         PREFERRED_OUTPUT_RELOAD_CLASS): Remove.
13189         * config/xtensa/xtensa-protos.h (xtensa_preferred_reload_class,
13190         secondary_reload_info, xtensa_secondary_reload): Remove.
13191         * config/xtensa/xtensa.c (TARGET_PREFERRED_RELOAD_CLASS,
13192         TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
13193         (xtensa_preferred_reload_class): Make static. Change return and
13194         'rclass' argument type to reg_class_t. Remove 'isoutput' argument.
13195         Use CONST_DOUBLE_P predicate.
13196         (xtensa_preferred_output_reload_class): New function.
13197         (xtensa_secondary_reload): Make static.
13198
13199 2011-02-03  Joseph Myers  <joseph@codesourcery.com>
13200
13201         * config/microblaze/microblaze.opt (Zxl-mode-bootstrap,
13202         Zxl-mode-executable, Zxl-mode-novectors, Zxl-mode-xilkernel,
13203         Zxl-mode-xmdstub, mxl-mode-xilkernel): New Driver options.
13204
13205 2011-02-03  Jakub Jelinek  <jakub@redhat.com>
13206
13207         PR middle-end/31490
13208         * output.h (SECTION_RELRO): Define.
13209         (SECTION_MACH_DEP): Adjust.
13210         (get_variable_section): New prototype.
13211         * varpool.c (varpool_finalize_named_section_flags): New function.
13212         (varpool_assemble_pending_decls): Call it.
13213         * cgraph.h (varpool_finalize_named_section_flags): New prototype.
13214         * cgraphunit.c (cgraph_output_in_order): Call
13215         varpool_finalize_named_section_flags.
13216         * varasm.c (get_section): Allow section flags conflicts between
13217         relro and read-only sections if the section hasn't been declared yet.
13218         Set SECTION_OVERRIDE after diagnosing section type conflict.
13219         (get_variable_section): No longer static.
13220         (default_section_type_flags): Use SECTION_WRITE | SECTION_RELRO for
13221         readonly sections that need relocations.
13222         (decl_readonly_section_1): New function.
13223         (decl_readonly_section): Use it.
13224
13225         Revert:
13226         2010-11-17  Dinar Temirbulatov  <dtemirbulatov@gmail.com>
13227                     Steve Ellcey  <sje@cup.hp.com>
13228
13229         PR middle-end/31490
13230         * varasm.c (categorize_decl_for_section): Ignore reloc_rw_mask
13231         if section attribute used.
13232
13233 2011-02-03  Jakub Jelinek  <jakub@redhat.com>
13234
13235         * config/darwin.h (SECTION_NO_ANCHOR): Remove.
13236         * config/darwin.c (SECTION_NO_ANCHOR): Define.
13237         (darwin_init_sections): Remove assertion.
13238
13239 2011-02-03  Nick Clifton  <nickc@redhat.com>
13240
13241         * config/rx/predicates.md (rx_zs_comparison_operator): Remove
13242         lt and ge.
13243         * config/rx/rx.md (abssi2_flags): Use CC_ZSmode rather than CC_ZSOmode.
13244         * config/rx/rx.c (rx_print_operand): Use "lt" and "ge" suffixes
13245         instead of "n" and "pz".
13246         (flags_from_code): LT and GE tests need CC_FLAG_O as well as
13247         CC_FLAG_S.
13248
13249 2011-02-03  Jakub Jelinek  <jakub@redhat.com>
13250
13251         PR target/47312
13252         * expr.c (expand_expr_real_2) <case FMA_EXPR>: If target doesn't expand
13253         fma, expand FMA_EXPR as fma{,f,l} call.
13254
13255         PR lto/47274
13256         * lto-streamer-out.c (write_symbol): When writing kind and visibility,
13257         copy them into a unsigned char variable and pass address of it to
13258         lto_output_data_stream.
13259
13260         PR target/47564
13261         * toplev.c (target_reinit): Save and restore *crtl and regno_reg_rtx
13262         around backend_init_target and lang_dependent_init_target calls.
13263         * cgraphunit.c (cgraph_debug_gimple_stmt): New function.
13264         (verify_cgraph_node): Don't call set_cfun here.  Use
13265         cgraph_debug_gimple_stmt instead of debug_gimple_stmt.
13266         Set error_found for incorrectly represented calls to thunks.
13267
13268 2011-02-03  Alexandre Oliva  <aoliva@redhat.com>
13269
13270         PR debug/43092
13271         PR rtl-optimization/43494
13272         * rtl.h (for_each_inc_dec_fn): New type.
13273         (for_each_inc_dec): Declare.
13274         * rtlanal.c (struct for_each_inc_dec_ops): New type.
13275         (for_each_inc_dec_find_inc_dec): New fn.
13276         (for_each_inc_dec_find_mem): New fn.
13277         (for_each_inc_dec): New fn.
13278         * dse.c (struct insn_size): Remove.
13279         (replace_inc_dec, replace_inc_dec_mem): Remove.
13280         (emit_inc_dec_insn_before): New fn.
13281         (check_for_inc_dec): Use it, along with for_each_inc_dec.
13282         (canon_address): Pass mem modes to cselib_lookup.
13283         * cselib.h (cselib_lookup): Add memmode argument.  Adjust callers.
13284         (cselib_lookup_from_insn): Likewise.
13285         (cselib_subst_to_values): Likewise.
13286         * cselib.c (find_slot_memmode): New var.
13287         (cselib_find_slot): New fn.  Use it instead of
13288         htab_find_slot_with_hash everywhere.
13289         (entry_and_rtx_equal_p): Use find_slot_memmode.
13290         (autoinc_split): New fn.
13291         (rtx_equal_for_cselib_p): Rename and implement in terms of...
13292         (rtx_equal_for_cselib_1): ... this.  Take memmode, pass it on.
13293         Deal with autoinc.  Special-case recursion into MEMs.
13294         (cselib_hash_rtx): Likewise.
13295         (cselib_lookup_mem): Infer pmode from address mode.  Distinguish
13296         address and MEM modes.
13297         (cselib_subst_to_values): Add memmode, pass it on.
13298         Deal with autoinc.
13299         (cselib_lookup): Add memmode argument, pass it on.
13300         (cselib_lookup_from_insn): Add memmode.
13301         (cselib_invalidate_rtx): Discard obsolete push_operand handling.
13302         (struct cselib_record_autoinc_data): New.
13303         (cselib_record_autoinc_cb): New fn.
13304         (cselib_record_sets): Use it, along with for_each_inc_dec.  Pass MEM
13305         mode to cselib_lookup.  Reset autoinced REGs here instead of...
13306         (cselib_process_insn): ... here.
13307         * var-tracking.c (replace_expr_with_values, use_type): Pass MEM mode
13308         to cselib_lookup.
13309         (add_uses): Likewise, also to cselib_subst_to_values.
13310         (add_stores): Likewise.
13311         * sched-deps.c  (add_insn_mem_dependence): Pass mode to
13312         cselib_subst_to_values.
13313         (sched_analyze_1, sched_analyze_2): Likewise.  Adjusted.
13314         * gcse.c (do_local_cprop): Adjusted.
13315         * postreload.c (reload_cse_simplify_set): Adjusted.
13316         (reload_cse_simplify_operands): Adjusted.
13317         * sel-sched-dump (debug_mem_addr_value): Pass mode.
13318
13319 2011-02-03  Alexandre Oliva  <aoliva@redhat.com>
13320
13321         PR tree-optimization/45122
13322         * tree-ssa-loop-niter.c (number_of_iterations_exit): Don't make
13323         unsafe assumptions when there's more than one loop exit.
13324
13325 2011-02-02  Michael Meissner  <meissner@linux.vnet.ibm.com>
13326
13327         PR target/47272
13328         * doc/extend.texi (PowerPC AltiVec/VSX Built-in Functions):
13329         Document using vector double with the load/store builtins, and
13330         that the load/store builtins always use Altivec instructions.
13331
13332         * config/rs6000/vector.md (vector_altivec_load_<mode>): New insns
13333         to use altivec memory instructions, even on VSX.
13334         (vector_altivec_store_<mode>): Ditto.
13335
13336         * config/rs6000/rs6000-protos.h (rs6000_address_for_altivec): New
13337         function.
13338
13339         * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
13340         V2DF, V2DI support to load/store overloaded builtins.
13341
13342         * config/rs6000/rs6000-builtin.def (ALTIVEC_BUILTIN_*): Add
13343         altivec load/store builtins for V2DF/V2DI types.
13344
13345         * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
13346         set avoid indexed addresses on power6 if -maltivec.
13347         (altivec_expand_ld_builtin): Add V2DF, V2DI support, use
13348         vector_altivec_load/vector_altivec_store builtins.
13349         (altivec_expand_st_builtin): Ditto.
13350         (altivec_expand_builtin): Add VSX memory builtins.
13351         (rs6000_init_builtins): Add V2DI types to internal types.
13352         (altivec_init_builtins): Add support for V2DF/V2DI altivec
13353         load/store builtins.
13354         (rs6000_address_for_altivec): Insure memory address is appropriate
13355         for Altivec.
13356
13357         * config/rs6000/vsx.md (vsx_load_<mode>): New expanders for
13358         vec_vsx_ld and vec_vsx_st.
13359         (vsx_store_<mode>): Ditto.
13360
13361         * config/rs6000/rs6000.h (RS6000_BTI_long_long): New type
13362         variables to hold long long types for VSX vector memory builtins.
13363         (RS6000_BTI_unsigned_long_long): Ditto.
13364         (long_long_integer_type_internal_node): Ditti.
13365         (long_long_unsigned_type_internal_node): Ditti.
13366
13367         * config/rs6000/altivec.md (UNSPEC_LVX): New UNSPEC.
13368         (altivec_lvx_<mode>): Make altivec_lvx use a mode iterator.
13369         (altivec_stvx_<mode>): Make altivec_stvx use a mode iterator.
13370
13371         * config/rs6000/altivec.h (vec_vsx_ld): Define VSX memory builtin
13372         short cuts.
13373         (vec_vsx_st): Ditto.
13374
13375 2011-02-02  Joseph Myers  <joseph@codesourcery.com>
13376
13377         * config/pa/pa-hpux10.opt: New.
13378         * config/hpux11.opt (pthread): New Driver option.
13379         * config/pa/pa-hpux.opt (nolibdld, rdynamic): New Driver options.
13380         * config.gcc (hppa[12]*-*-hpux10*): Use pa/pa-hpux10.opt.
13381
13382 2011-02-02  Joseph Myers  <joseph@codesourcery.com>
13383
13384         * config/ia64/vms.opt: New.
13385         * config.gcc (ia64-hp-*vms*): Use ia64/vms.opt.
13386
13387 2011-02-01  Michael Meissner  <meissner@linux.vnet.ibm.com>
13388
13389         PR target/47580
13390         * config/rs6000/vsx.md (vsx_float<VSi><mode>2): Use
13391         gpc_reg_operand instead of vsx_register_operand to match rs6000.md
13392         generator functions.
13393         (vsx_floatuns<VSi><mode>2): Ditto.
13394         (vsx_fix_trunc<mode><VSi>2): Ditto.
13395         (vsx_fixuns_trunc<mode><VSi>2): Ditto.
13396
13397 2011-02-02  Joseph Myers  <joseph@codesourcery.com>
13398
13399         * config/i386/djgpp.opt (posix): New Driver option.
13400
13401 2011-02-02  Gerald Pfeifer  <gerald@pfeifer.com>
13402
13403         * config.gcc (*-*-freebsd[12], *-*-freebsd[12].*, *-*-freebsd*aout*):
13404         Move to the unsupported targets list.
13405
13406 2011-02-02  Peter Bergner  <bergner@vnet.ibm.com>
13407
13408         PR rtl-optimization/47525
13409         * df-scan.c: Update copyright years.
13410         (df_get_call_refs): Do not mark global registers as DF_REF_REG_USE
13411         and non-clobber DF_REF_REG_DEF for calls to const and pure functions.
13412
13413 2011-02-02  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
13414
13415         * config/i386/sysv4.h (TARGET_VERSION): Remove.
13416         (SUBTARGET_RETURN_IN_MEMORY): Remove.
13417         (ASM_OUTPUT_ASCII): Remove.
13418         * config/i386/sol2.h (SUBTARGET_RETURN_IN_MEMORY): Remove #undef.
13419
13420 2011-02-02  Jeff Law  <law@redhat.com>
13421
13422         PR middle-end/47543
13423         * reload.c (find_reloads_address): Handle reg+d address where both
13424         components are invalid by reloading the entire address.
13425
13426 2011-02-02  Sebastian Pop  <sebastian.pop@amd.com>
13427             Richard Guenther  <rguenther@suse.de>
13428
13429         PR tree-optimization/40979
13430         PR bootstrap/47044
13431         * passes.c (init_optimization_passes): After LIM call copy_prop
13432         and DCE to clean up.
13433         * tree-ssa-loop.c (pass_graphite_transforms): Add TODO_dump_func.
13434
13435 2011-02-02  Sebastian Pop  <sebastian.pop@amd.com>
13436
13437         PR tree-optimization/47576
13438         PR tree-optimization/47555
13439         * doc/invoke.texi (scev-max-expr-complexity): Documented.
13440         * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
13441         (PARAM_SCEV_MAX_EXPR_COMPLEXITY): Declared.
13442         * tree-scalar-evolution.c (follow_ssa_edge): Use
13443         PARAM_SCEV_MAX_EXPR_COMPLEXITY.
13444
13445 2011-02-02  Richard Guenther  <rguenther@suse.de>
13446
13447         PR tree-optimization/47566
13448         * builtins.c (builtin_save_expr): No SAVE_EXPR for SSA_NAMEs.
13449
13450 2011-02-02  Alexandre Oliva  <aoliva@redhat.com>
13451
13452         PR debug/47106
13453         PR debug/47402
13454         * tree-inline.c (declare_return_variable): Remove unused caller
13455         variable.
13456
13457         PR debug/47106
13458         PR debug/47402
13459         * tree-flow-inline.h (clear_is_used, is_used_p): New.
13460         * cfgexpand.c (account_used_vars_for_block): Use them.
13461         * tree-nrv.c (tree_nrv): Likewise.
13462         * tree-ssa-live.c (remove_unused_scope_block_p): Likewise.
13463         (dump_scope_block): Likewise.
13464         (remove_unused_locals): Likewise.
13465
13466         PR debug/47106
13467         PR debug/47402
13468         * tree-inline.c (declare_return_variable): Add result decl to
13469         local decls only once.
13470         * gimple-low.c (record_vars_into): Mark newly-created variables
13471         as referenced.
13472
13473 2011-02-02  Alexandre Oliva  <aoliva@redhat.com>
13474
13475         PR debug/47498
13476         PR debug/47501
13477         PR debug/45136
13478         PR debug/45130
13479         * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
13480         debug insns.
13481         (no_real_insns_p, schedule_block, set_priorities): Drop special
13482         treatment of boundary debug insns.
13483         * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
13484         * sched-ebb.c (schedule_ebbs): Adjust skipping of debug insns.
13485         * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
13486         (BOUNDARY_DEBUG_INSN_P): Likewise.
13487         (SCHEDULE_DEBUG_INSN_P): Likewise.
13488         * sched-rgn.c (init_ready_list): Drop special treatment of
13489         boundary debug insns.
13490         * final.c (rest_of_clean_state): Clear notes' BB.
13491
13492 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
13493
13494         * config/openbsd.opt (assert=): New Driver option.
13495
13496 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
13497
13498         * config/i386/nto.opt: New.
13499         * config.gcc (i[34567]86-*-nto-qnx*): Use i386/nto.opt.
13500
13501 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
13502
13503         * config/i386/netware.opt: New.
13504         * config.gcc (i[3456x]86-*-netware*): Use i386/netware.opt.
13505
13506 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
13507
13508         * config/interix.opt (posix): New Driver option.
13509
13510 2011-02-01  DJ Delorie  <dj@redhat.com>
13511
13512         * config/m32c/m32c.h (PTRDIFF_TYPE): Remove extra definition.
13513
13514         * config/m32c/m32c.c (m32c_regno_reg_class): Return smallest reg
13515         class for A0/A1.
13516
13517 2011-02-01  Sebastian Pop  <sebastian.pop@amd.com>
13518
13519         PR tree-optimization/47561
13520         * toplev.c (process_options): Print the Graphite flags.  Add
13521         flag_loop_flatten to the list of options requiring Graphite.
13522
13523 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
13524
13525         * config/i386/cygming.opt (posix): New Driver option.
13526
13527 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
13528
13529         * config/arm/vxworks.opt: New.
13530         * config.gcc (arm-wrs-vxworks): Use arm/vxworks.opt.
13531
13532 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
13533
13534         * config/alpha/elf.opt: New.
13535         * config.gcc (alpha*-*-linux*, alpha*-*-gnu*, alpha*-*-freebsd*,
13536         alpha*-*-netbsd*, alpha*-*-openbsd*): Use alpha/elf.opt.
13537
13538 2011-02-01  Richard Guenther  <rguenther@suse.de>
13539
13540         PR tree-optimization/47559
13541         * tree-ssa-loop-im.c (can_sm_ref_p): Do not perform
13542         store-motion on references that can throw.
13543
13544 2011-02-01  Bernd Schmidt  <bernds@codesourcery.com>
13545
13546         * tree-dump.c (dump_option_value_info): Add entry for TDF_CSELIB.
13547         * tree-pass.h (TDF_CSELIB): New macro.
13548         * cselib.c (new_cselib_val, expand_loc, cselib_expand_value_rtx_1,
13549         cselib_lookup): Check for it rather than for TDF_DETAILS.
13550
13551 2011-02-01  H.J. Lu  <hongjiu.lu@intel.com>
13552
13553         PR driver/47547
13554         * lto-wrapper.c (run_gcc): Don't add -dumpdir if linker_output
13555         is HOST_BIT_BUCKET.
13556
13557         * opts.c (finish_options): Don't add x_aux_base_name if it is
13558         HOST_BIT_BUCKET.
13559
13560 2011-02-01  Richard Guenther  <rguenther@suse.de>
13561
13562         PR tree-optimization/47555
13563         Revert
13564         2010-07-15  Sebastian Pop  <sebastian.pop@amd.com>
13565
13566         * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
13567
13568 2011-02-01  Sebastien Bourdeauducq  <sebastien@milkymist.org>
13569
13570         PR gcc/46692
13571         * config/lm32/t-lm32: Add multilib for all CPU options.
13572
13573 2011-02-01  Richard Guenther  <rguenther@suse.de>
13574
13575         PR tree-optimization/47541
13576         * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
13577         sure to have a field at offset zero.
13578
13579 2011-01-31  Joseph Myers  <joseph@codesourcery.com>
13580
13581         * config/arc/arc.opt (EB, EL): New Driver options.
13582
13583 2011-01-31  Joseph Myers  <joseph@codesourcery.com>
13584
13585         * config/alpha/osf5.opt: New.
13586         * config.gcc (alpha*-dec-osf5.1*): Use alpha/osf5.opt.
13587
13588 2011-01-31  Joseph Myers  <joseph@codesourcery.com>
13589
13590         * config/vms/vms.opt (map, mvms-return-codes): New Driver options.
13591
13592 2011-01-31  Sebastian Pop  <sebastian.pop@amd.com>
13593
13594         * common.opt (ftree-loop-linear): Use Alias to make it an alias of
13595         -floop-interchange.
13596         * invoke.texi (-ftree-loop-linear): Make it clear that this flag
13597         is an alias of -floop-interchange and that it requires the
13598         Graphite infrastructure.
13599         * tree-ssa-loop.c (gate_graphite_transforms): Do not set
13600         flag_loop_interchange based on the value of flag_tree_loop_linear.
13601
13602 2011-01-31  Jakub Jelinek  <jakub@redhat.com>
13603             Richard Guenther  <rguenther@suse.de>
13604
13605         PR tree-optimization/47538
13606         * tree-ssa-ccp.c (bit_value_binop_1): For uns computation use
13607         type instead of r1type, except for comparisons.  For right
13608         shifts and comparisons punt if there are mismatches in
13609         sizetype vs. non-sizetype types.
13610
13611 2011-01-31  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
13612
13613         * doc/sourcebuild.texi (Effective-Target Keywords): Document
13614         avx_runtime.
13615
13616 2011-01-31  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
13617
13618         * configure.ac (gcc_cv_ld_eh_frame_hdr): Update minimal Sun ld
13619         version number.
13620         * configure: Regenerate.
13621
13622 2011-01-31  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
13623
13624         * configure.ac (gcc_cv_ld_static_option): Define.
13625         (gcc_cv_ld_dynamic_option): Define.
13626         (gcc_cv_ld_static_dynamic): Tru64 UNIX support -noso/-so_archive
13627         instead.
13628         (HAVE_LD_STATIC_DYNAMIC): Update message.
13629         (LD_STATIC_OPTION): Define.
13630         (LD_DYNAMIC_OPTION): Define.
13631         * configure: Regenerate.
13632         * config.in: Regenerate.
13633         * gcc.c (init_spec) [USE_LIBUNWIND_EXCEPTIONS &&
13634         HAVE_LD_STATIC_DYNAMIC]: Use them.
13635
13636 2011-01-31  Nick Clifton  <nickc@redhat.com>
13637
13638         * config/rx/rx.c (rx_get_stack_layout): Only save call clobbered
13639         registers inside interrupt handlers if the handler is not a leaf
13640         function.
13641
13642 2011-01-31  Nick Clifton  <nickc@redhat.com>
13643
13644         * config/mn10300/mn10300.c (mn10300_regno_in_class_p): Check for
13645         reg_renumber returning an INVALID_REGNUM.
13646
13647 2011-01-31  Alexandre Oliva  <aoliva@redhat.com>
13648
13649         PR libgcj/44341
13650         * doc/install.texi: Document host options discarded when cross
13651         configuring target libraries.
13652
13653 2011-01-31  Alexandre Oliva  <aoliva@redhat.com>
13654
13655         Reverted:
13656         2011-01-25  Alexandre Oliva  <aoliva@redhat.com>
13657         PR debug/45136
13658         PR debug/45130
13659         * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
13660         debug insns.
13661         (no_real_insns_p, schedule_block, set_priorities): Drop special
13662         treatment of boundary debug insns.
13663         * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
13664         * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
13665         * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
13666         (BOUNDARY_DEBUG_INSN_P): Likewise.
13667         (SCHEDULE_DEBUG_INSN_P): Likewise.
13668         * sched-rgn.c (init_ready_list): Drop special treatment of
13669         boundary debug insns.
13670         * final.c (rest_of_clean-state): Clear notes' BB.
13671
13672 2011-01-31  Alan Modra  <amodra@gmail.com>
13673
13674         * config/rs6000/rs6000.c (print_operand): Rearrange addends in
13675         toc relative expressions as we do in print_operand_address.
13676
13677 2011-01-30  Kazu Hirata  <kazu@codesourcery.com>
13678
13679         * doc/extend.texi: Follow spelling conventions.
13680         * doc/invoke.texi: Fix a typo.
13681
13682 2011-01-30  Joseph Myers  <joseph@codesourcery.com>
13683
13684         * config/hpux11.opt: New.
13685         * config.gcc (hppa*64*-*-hpux11*, hppa[12]*-*-hpux11*,
13686         ia64*-*-hpux*): Use hpux11.opt.
13687
13688 2011-01-30  Jonathan Yong  <jon_y@users.sourceforge.net>
13689
13690         * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add t-dfprules
13691         to tmake_file.
13692
13693 2011-01-30  Gerald Pfeifer  <gerald@pfeifer.com>
13694
13695         * doc/install.texi (hppa-hp-hpux10): Remove references to HP
13696         support sites.
13697
13698 2011-01-30  Gerald Pfeifer  <gerald@pfeifer.com>
13699
13700         * doc/install.texi (Binaries): Remove outdated reference for
13701         Motorola 68HC11/68HC12 downloads.
13702
13703 2011-01-30  Gerald Pfeifer  <gerald@pfeifer.com>
13704
13705         * doc/extend.texi (Thread-Local): Adjust reference to Ulrich
13706         Drepper's paper.
13707
13708 2011-01-29  Jonathan Wakely  <jwakely.gcc@gmail.com>
13709
13710         PR bootstrap/47147
13711         * ginclude/stddef.h: Check for _X86_64_ANSI_H_ and _I386_ANSI_H_ as
13712         used by NetBSD.
13713
13714 2011-01-28  Ahmad Sharif  <asharif@google.com>
13715
13716         * value-prof.c (check_counter): Corrected error message.
13717
13718 2011-01-29  Jie Zhang  <jie@codesourcery.com>
13719
13720         * config/arm/arm.c (arm_legitimize_reload_address): New.
13721         * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Use
13722         arm_legitimize_reload_address.
13723         * config/arm/arm-protos.h (arm_legitimize_reload_address): Declare.
13724
13725 2011-01-28  Ian Lance Taylor  <iant@google.com>
13726
13727         * godump.c (go_define): Ignore macros whose definitions include
13728         two adjacent operands.
13729
13730 2011-01-28  Jakub Jelinek  <jakub@redhat.com>
13731
13732         PR target/42894
13733         * varasm.c (force_const_mem): Store copy of x in desc->constant
13734         instead of x itself.
13735         * expr.c (emit_move_insn): Add a copy of y_cst instead of y_cst
13736         itself into REG_EQUAL note.
13737
13738 2011-01-28  Joseph Myers  <joseph@codesourcery.com>
13739
13740         * config/freebsd.opt (posix, rdynamic): New Driver options.
13741
13742 2011-01-28  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
13743
13744         * configure.ac (gcc_cv_ld_static_dynamic): IRIX 6 ld supports
13745         -Bstatic/-Bdynamic.
13746         * configure: Regenerate.
13747
13748 2011-01-27  Joseph Myers  <joseph@codesourcery.com>
13749
13750         * config/rs6000/sysv4.h (LIB_NETBSD_SPEC): Don't handle -profile.
13751         * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -profile.
13752
13753 2011-01-27  Anatoly Sokolov  <aesok@post.ru>
13754
13755         * config/s390/s390.h (PREFERRED_RELOAD_CLASS): Remove.
13756         * config/s390/s390-protos.h (s390_preferred_reload_class): Remove.
13757         * config/s390/s390.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
13758         (s390_preferred_reload_class): Make static. Change return and
13759         'rclass' argument type to reg_class_t.
13760
13761 2011-01-27  Jan Hubicka  <jh@suse.cz>
13762
13763         PR middle-end/46949
13764         * cgraphunit.c (process_common_attributes): Fix use of remove_attribute.
13765         (process_function_and_variable_attributes): Check defined weakrefs.
13766
13767 2011-01-27  Martin Jambor  <mjambor@suse.cz>
13768
13769         PR tree-optimization/47228
13770         * tree-sra.c (sra_modify_assign): Use build_ref_for_model instead of
13771         build_ref_for_offset.
13772
13773 2011-01-27  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
13774
13775         * config/spu/spu-elf.h (ASM_SPEC): Remove.
13776
13777 2011-01-26  Mikael Pettersson  <mikpe@it.uu.se>
13778
13779         PR rtl-optimization/46856
13780         * postreload.c (reload_combine_recognize_const_pattern): Do not
13781         separate cc0 setter and user on cc0 targets.
13782
13783 2011-01-26  Nicola Pero  <nicola.pero@meta-innovation.com>
13784
13785         PR c/43082
13786         * c-typeck.c (c_objc_common_truthvalue_conversion): If we are
13787         passed a VOID_TYPE expression, immediately emit an error and
13788         return error_mark_node.
13789
13790 2011-01-26  Jeff Law  <law@redhat.com>
13791
13792         PR rtl-optimization/47464
13793         * df-problems.c (can_move_insn_across): Use may_trap_or_fault_p
13794         rather than may_trap_p as needed.
13795
13796 2011-01-26  DJ Delorie  <dj@redhat.com>
13797
13798         PR rtl-optimization/46878
13799         * combine.c (insn_a_feeds_b): Check for the implicit cc0
13800         setter/user dependency as well.
13801
13802 2011-01-26  Eric Botcazou  <ebotcazou@adacore.com>
13803
13804         PR rtl-optimization/44469
13805         * cfgcleanup.c (try_optimize_cfg): Iterate in CFG layout mode too
13806         after removing trivially dead basic blocks.
13807
13808 2011-01-26  Joseph Myers  <joseph@codesourcery.com>
13809
13810         * config/bfin/bfin.h (LINK_SPEC): Remove %{Qy:} %{!Qn:-Qy}.
13811         * config/frv/frv.h (LINK_SPEC): Likewise.
13812         * config/i386/netware.h (LINK_SPEC): Likewise.
13813         * config/m68k/linux.h (ASM_SPEC): Likewise.
13814         * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
13815         * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
13816         * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
13817         * config/sparc/linux.h (ASM_SPEC): Likewise.
13818         * config/sparc/linux64.h (ASM_SPEC): Likewise.
13819         * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
13820
13821 2011-01-26  Joseph Myers  <joseph@codesourcery.com>
13822
13823         * config/bfin/bfin.h (ASM_SPEC): Remove %{Ym,*}.
13824         * config/frv/frv.h (ASM_SPEC): Likewise.
13825         * config/m68k/linux.h (ASM_SPEC): Likewise.
13826         * config/pa/pa-linux.h (ASM_SPEC): Likewise.
13827         * config/rs6000/linux64.h (ASM_SPEC): Likewise.
13828         * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
13829         * config/sparc/linux.h (ASM_SPEC): Likewise.
13830         * config/sparc/linux64.h (ASM_SPEC): Likewise.
13831         * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
13832
13833 2011-01-26  Joseph Myers  <joseph@codesourcery.com>
13834
13835         * config/bfin/bfin.h (LINK_SPEC): Remove %{YP,*}.
13836         * config/frv/frv.h (LINK_SPEC): Likewise.
13837         * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
13838
13839 2011-01-26  Joseph Myers  <joseph@codesourcery.com>
13840
13841         * config/bfin/bfin.h (ASM_SPEC): Remove %{Yd,*}.
13842         * config/frv/frv.h (ASM_SPEC): Likewise.
13843         * config/i386/sol2-10.h (ASM_SPEC): Likewise.
13844         * config/m68k/linux.h (ASM_SPEC): Likewise.
13845         * config/pa/pa-linux.h (ASM_SPEC): Likewise.
13846         * config/rs6000/linux64.h (ASM_SPEC32): Likewise.
13847         * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
13848         * config/sol2.h (ASM_SPEC): Remove comment about -Yd,.
13849         * config/sparc/linux.h (ASM_SPEC): Likewise.
13850         * config/sparc/linux64.h (ASM_SPEC): Likewise.
13851         * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
13852         * config/sparc/sysv4.h (ASM_SPEC): Remove %{Yd,*}.
13853
13854 2011-01-26  Steve Ellcey  <sje@cup.hp.com>
13855
13856         PR target/46997
13857         * config/ia64/vect.md (mulv2si3): Enable and fix for TARGET_BIG_ENDIAN.
13858         (*mux2): Ditto.
13859         (vec_extract_evenodd_help): Ditto.
13860         (vec_extract_evenv4hi): Ditto.
13861         (vec_extract_oddv4hi): Ditto.
13862         (vec_interleave_lowv2si): Ditto.
13863         (vec_interleave_highv2si): Ditto.
13864         (vec_extract_evenv2si): Ditto.
13865         (vec_extract_oddv2si: Ditto.
13866         (vec_pack_trunc_v2si): Ditto.
13867
13868 2011-01-22  Jan Hubicka  <jh@suse.cz>
13869
13870         PR target/47237
13871         * cgraph.h (cgraph_local_info): New field can_change_signature.
13872         * ipa-cp.c (ipcp_update_callgraph): Only compute args_to_skip if callee
13873         signature can change.
13874         (ipcp_estimate_growth): Call sequence simplify only if calle signature
13875         can change.
13876         (ipcp_insert_stage): Only compute args_to_skip if signature can change.
13877         (cgraph_function_versioning): We can not change signature of functions
13878         that don't allow that.
13879         * lto-cgraph.c (lto_output_node): Stream local.can_change_signature.
13880         (lto_input_node): Likewise.
13881         * ipa-inline.c (compute_inline_parameters): Compute
13882         local.can_change_signature.
13883         * ipa-split.c (visit_bb): Never split away APPLY_ARGS.
13884         * tree-sra.c (ipa_sra_preliminary_function_checks): Give up on
13885         functions that can not change signature.
13886         * i386.c (ix86_function_regparm, ix86_function_sseregparm,
13887         init_cumulative_args): Do not use local calling conventions
13888         for functions that can not change signature.
13889
13890 2011-01-22  Jan Hubicka  <jh@suse.cz>
13891
13892         * doc/invoke.texi (hot-bb-frequency-fraction): Commit forgotten hunk.
13893
13894 2011-01-26  Richard Guenther  <rguenther@suse.de>
13895
13896         PR tree-optimization/47190
13897         * cgraphunit.c (process_common_attributes): New function.
13898         (process_function_and_variable_attributes): Use it.
13899
13900 2011-01-26  Richard Guenther  <rguenther@suse.de>
13901
13902         PR lto/47423
13903         * cgraphbuild.c (record_eh_tables): Record reference to personality
13904         function.
13905
13906 2011-01-26  Alexandre Oliva  <aoliva@redhat.com>
13907
13908         PR debug/45454
13909         * sel-sched.c (moveup_expr): Don't let debug insns prevent
13910         non-debug insns from moving up.
13911
13912 2011-01-26  Dave Korn  <dave.korn.cygwin@gmail.com>
13913
13914         PR target/40125
13915         * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Select suitable
13916         t-dlldir{,-x} fragment for build and add it to tmake_file.
13917         (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
13918         * Makefile.in (libgcc.mvars): Also export SHLIB_DLLDIR to libgcc.
13919         * config/i386/t-dlldir: New file.
13920         (SHLIB_DLLDIR): Define.
13921         * config/i386/t-dlldir-x: New file.
13922         (SHLIB_DLLDIR): Define.
13923         * config/i386/t-cygming: Error out if SHLIB_DLLDIR is not set.
13924         (SHLIB_INSTALL): Use it.
13925
13926 2011-01-26  Chung-Lin Tang  <cltang@codesourcery.com>
13927
13928         PR target/47246
13929         * config/arm/arm.c (thumb2_legitimate_index_p): Change the
13930         lower bound of the allowed Thumb-2 coprocessor load/store
13931         index range to -256. Add explaining comment.
13932
13933 2011-01-25  Ian Lance Taylor  <iant@google.com>
13934
13935         * godump.c (go_define): Improve lexing of macro expansion to only
13936         accept expressions which match Go spec.
13937
13938 2011-01-26  Dave Korn  <dave.korn.cygwin@gmail.com>
13939
13940         PR c++/43601
13941         * tree.c (handle_dll_attribute): Handle it.
13942         * doc/extend.texi (@item dllexport): Mention it.
13943         * doc/invoke.texi (@item -fno-keep-inline-dllexport): Document it.
13944
13945 2011-01-25  Ian Lance Taylor  <iant@google.com>
13946
13947         PR tree-optimization/26854
13948         * c-decl.c (struct c_scope): Add field has_jump_unsafe_decl.
13949         (decl_jump_unsafe): Move higher in file, with no other change.
13950         (bind): Set has_jump_unsafe_decl if appropriate.
13951         (update_label_decls): Test has_jump_unsafe_decl to avoid loop.
13952         (check_earlier_gotos): Likewise.
13953         (c_check_switch_jump_warnings): Likewise.
13954
13955 2011-01-25  Jonathan Wakely  <jwakely.gcc@gmail.com>
13956
13957         * doc/invoke.texi (Warning Options): Add missing hyphen.
13958         (-fprofile-dir): Minor grammatical fixes.
13959         (-fbranch-probabilities): Likewise.
13960
13961 2011-01-25  Alexandre Oliva  <aoliva@redhat.com>
13962
13963         PR debug/45136
13964         PR debug/45130
13965         * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
13966         debug insns.
13967         (no_real_insns_p, schedule_block, set_priorities): Drop special
13968         treatment of boundary debug insns.
13969         * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
13970         * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
13971         * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
13972         (BOUNDARY_DEBUG_INSN_P): Likewise.
13973         (SCHEDULE_DEBUG_INSN_P): Likewise.
13974         * sched-rgn.c (init_ready_list): Drop special treatment of
13975         boundary debug insns.
13976         * final.c (rest_of_clean-state): Clear notes' BB.
13977
13978 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
13979
13980         * Makefile.in (LAMBDA_H): Removed.
13981         (TREE_DATA_REF_H): Remove dependence on LAMBDA_H.
13982         (OBJS-common): Remove dependence on lambda-code.o, lambda-mat.o,
13983         lambda-trans.o, and tree-loop-linear.o.
13984         (lto-symtab.o): Remove dependence on LAMBDA_H.
13985         (tree-loop-linear.o): Remove rule.
13986         (lambda-mat.o): Same.
13987         (lambda-trans.o): Same.
13988         (lambda-code.o): Same.
13989         (tree-vect-loop.o): Add missing dependence on TREE_DATA_REF_H.
13990         (tree-vect-slp.o): Same.
13991         * hwint.h (gcd): Moved here.
13992         (least_common_multiple): Same.
13993         * lambda-code.c: Removed.
13994         * lambda-mat.c: Removed.
13995         * lambda-trans.c: Removed.
13996         * lambda.h: Removed.
13997         * tree-loop-linear.c: Removed.
13998         * lto-symtab.c: Do not include lambda.h.
13999         * omega.c (gcd): Removed.
14000         * passes.c (init_optimization_passes): Remove pass_linear_transform.
14001         * tree-data-ref.c (print_lambda_vector): Moved here.
14002         (lambda_vector_copy): Same.
14003         (lambda_matrix_copy): Same.
14004         (lambda_matrix_id): Same.
14005         (lambda_vector_first_nz): Same.
14006         (lambda_matrix_row_add): Same.
14007         (lambda_matrix_row_exchange): Same.
14008         (lambda_vector_mult_const): Same.
14009         (lambda_vector_negate): Same.
14010         (lambda_matrix_row_negate): Same.
14011         (lambda_vector_equal): Same.
14012         (lambda_matrix_right_hermite): Same.
14013         * tree-data-ref.h: Do not include lambda.h.
14014         (lambda_vector): Moved here.
14015         (lambda_matrix): Same.
14016         (dependence_level): Same.
14017         (lambda_transform_legal_p): Removed declaration.
14018         (lambda_collect_parameters): Same.
14019         (lambda_compute_access_matrices): Same.
14020         (lambda_vector_gcd): Same.
14021         (lambda_vector_new): Same.
14022         (lambda_vector_clear): Same.
14023         (lambda_vector_lexico_pos): Same.
14024         (lambda_vector_zerop): Same.
14025         (lambda_matrix_new): Same.
14026         * tree-flow.h (least_common_multiple): Removed declaration.
14027         * tree-parloops.c (lambda_trans_matrix): Moved here.
14028         (LTM_MATRIX): Same.
14029         (LTM_ROWSIZE): Same.
14030         (LTM_COLSIZE): Same.
14031         (LTM_DENOMINATOR): Same.
14032         (lambda_trans_matrix_new): Same.
14033         (lambda_matrix_vector_mult): Same.
14034         (lambda_transform_legal_p): Same.
14035         * tree-pass.h (pass_linear_transform): Removed declaration.
14036         * tree-ssa-loop.c (tree_linear_transform): Removed.
14037         (gate_tree_linear_transform): Removed.
14038         (pass_linear_transform): Removed.
14039         (gate_graphite_transforms): Make flag_tree_loop_linear an alias of
14040         flag_loop_interchange.
14041
14042 2011-01-25  Jakub Jelinek  <jakub@redhat.com>
14043
14044         PR tree-optimization/47265
14045         PR tree-optimization/47443
14046         * tree-ssa-forwprop.c (forward_propagate_addr_expr): Return false
14047         if name still has some uses.
14048
14049 2011-01-25  Martin Jambor  <mjambor@suse.cz>
14050
14051         PR tree-optimization/47382
14052         * gimple-fold.c (gimple_fold_obj_type_ref_call): Removed.
14053         (gimple_fold_call): Do not call gimple_fold_obj_type_ref_call.
14054
14055 2011-01-25  Joel Sherrill  <joel.sherrill@oarcorp.com>
14056
14057         * config/m32r/m32r.c: Define TARGET_EXCEPT_UNWIND_INFO to
14058         sjlj_except_unwind_info.
14059
14060 2011-01-25  Richard Guenther  <rguenther@suse.de>
14061
14062         PR tree-optimization/47426
14063         * tree-ssa-structalias.c (ipa_pta_execute): Make externally
14064         visible functions results escape.
14065
14066 2011-01-25  Jakub Jelinek  <jakub@redhat.com>
14067
14068         PR target/45701
14069         * config/arm/arm.c (any_sibcall_uses_r3): New function.
14070         (arm_get_frame_offsets): Use it.
14071
14072 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
14073             Jakub Jelinek  <jakub@redhat.com>
14074
14075         PR tree-optimization/47271
14076         * tree-if-conv.c (bb_postdominates_preds): New.
14077         (if_convertible_bb_p): Call bb_postdominates_preds.
14078         (if_convertible_loop_p_1): Compute CDI_POST_DOMINATORS.
14079         (predicate_scalar_phi): Call bb_postdominates_preds.
14080
14081 2011-01-25  Nick Clifton  <nickc@redhat.com>
14082
14083         * config/rx/rx.h (LIBCALL_VALUE): Do not promote complex types.
14084         * config/rx/rx.c (rx_function_value): Likewise.
14085         (rx_promote_function_mode): Likewise.
14086         (gen_safe_add): Place an outsized immediate value inside an UNSPEC
14087         in order to make it legitimate.
14088         * config/rx/rx.md (adddi3_internal): If the second operand is a MEM
14089         make sure that the first operand is the same as the result register.
14090         (addsi3_unspec): Delete.
14091         (subdi3): Do not accept immediate operands.
14092         (subdi3_internal): Likewise.
14093
14094 2011-01-25  Jeff Law  <law@redhat.com>
14095
14096         PR rtl-optimization/37273
14097         * ira-costs.c (scan_one_insn): Detect constants living in memory and
14098         handle them like argument loads from stack slots.  Do not double
14099         count memory for memory constants and argument loads from stack slots.
14100
14101 2011-01-25  Jakub Jelinek  <jakub@redhat.com>
14102
14103         PR tree-optimization/47427
14104         PR tree-optimization/47428
14105         * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
14106         coalesce if the new root var would be TREE_READONLY.
14107
14108 2011-01-25  Richard Guenther  <rguenther@suse.de>
14109
14110         PR middle-end/47414
14111         * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Use the
14112         correct type for TBAA.
14113
14114 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
14115
14116         * graphite-sese-to-poly.c (dr_indices_valid_in_loop): New.
14117         (close_phi_written_to_memory): Call for_each_index with
14118         dr_indices_valid_in_loop.
14119
14120 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
14121
14122         * graphite-sese-to-poly.c (new_pbb_from_pbb): Only copy PBB_DOMAIN
14123         when it is initialized.
14124
14125 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
14126
14127         * graphite-scop-detection.c (stmt_has_simple_data_refs_p): Update
14128         call to graphite_find_data_references_in_stmt.
14129         * graphite-sese-to-poly.c (outermost_loop_in_sese_1): New.
14130         (try_generate_gimple_bb): Call outermost_loop_in_sese_1.  Update
14131         call to graphite_find_data_references_in_stmt.
14132         (analyze_drs_in_stmts): Same.
14133         * tree-data-ref.c (dr_analyze_indices): Pass in parameter the loop
14134         in which the scalar analysis of indices is performed.
14135         (create_data_ref): Same.  Update call to dr_analyze_indices.
14136         (find_data_references_in_stmt): Update call to create_data_ref.
14137         (graphite_find_data_references_in_stmt): Same.
14138         * tree-data-ref.h (graphite_find_data_references_in_stmt): Update
14139         declaration.
14140         (create_data_ref): Same.
14141         * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Update
14142         call to create_data_ref.
14143
14144 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
14145
14146         * graphite-sese-to-poly.c (build_poly_scop): Move
14147         rewrite_commutative_reductions_out_of_ssa before find_scop_parameters.
14148
14149 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
14150
14151         * graphite-sese-to-poly.c (close_phi_written_to_memory): Also allow
14152         VAR_DECL, PARM_DECL, and RESULT_DECL.
14153
14154 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
14155
14156         * graphite-dependences.c (reduction_dr_1): Allow several reductions
14157         in a reduction PBB.
14158         * graphite-sese-to-poly.c (split_reduction_stmt): Do not split PBBs
14159         that have already been marked as PBB_IS_REDUCTION.
14160
14161 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
14162
14163         * graphite-scop-detection.c (same_close_phi_node): New.
14164         (remove_duplicate_close_phi): New.
14165         (make_close_phi_nodes_unique): New.
14166         (canonicalize_loop_closed_ssa): Call make_close_phi_nodes_unique.
14167
14168 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
14169
14170         * graphite-dependences.c (new_poly_ddr): Call same_pdr_p.
14171         * graphite-poly.h (same_pdr_p): Do not expect that the PDR_TYPE
14172         of both data references to be the same.
14173
14174 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
14175
14176         * graphite-dependences.c (build_lexicographical_constraint): Remove
14177         the gdim parameter.
14178         (build_lexicographical_constraint): Adjust call to
14179         ppl_powerset_is_empty.
14180         (dependence_polyhedron): Same.
14181         (graphite_legal_transform_dr): Same.
14182         (graphite_carried_dependence_level_k): Same.
14183         * graphite-ppl.c (ppl_powerset_is_empty): Remove the nb_params
14184         parameter.
14185         * graphite-ppl.h (ppl_powerset_is_empty): Adjust declaration.
14186
14187 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
14188
14189         * graphite-sese-to-poly.c
14190         (translate_scalar_reduction_to_array_for_stmt): Call unshare_expr.
14191         (close_phi_written_to_memory): New.
14192         (translate_scalar_reduction_to_array): Call close_phi_written_to_memory
14193         and unshare_expr.
14194
14195 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
14196
14197         * doc/install.texi: Update the expected version number of PPL to 0.11.
14198         * graphite-ppl.c (ppl_powerset_is_empty): Remove now dead code under
14199         #if PPL_VERSION_MINOR < 11.
14200
14201 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
14202
14203         * graphite-dependences.c: Include graphite-cloog-util.h.
14204         (new_poly_ddr): Inlined into dependence_polyhedron.
14205         (free_poly_ddr): Moved close by new_poly_ddr.
14206         (dependence_polyhedron_1): Renamed dependence_polyhedron.
14207         Early return NULL when ppl_powerset_is_empty returns true.
14208         (dependence_polyhedron): Renamed new_poly_ddr.  Call only once
14209         poly_drs_may_alias_p.  Avoid one call to ppl_powerset_is_empty.
14210         (graphite_legal_transform_dr): Call new_poly_ddr.
14211         (graphite_carried_dependence_level_k): Same.
14212         (dot_original_deps_stmt_1): Renamed dot_deps_stmt_2.  Use new_poly_ddr.
14213         (dot_transformed_deps_stmt_1): Removed.
14214         (dot_deps_stmt_1): Call dot_deps_stmt_2.
14215         (dot_original_deps): Renamed dot_deps_2.  Call new_poly_ddr.
14216         (dot_deps_1): Call dot_deps_2.
14217         * Makefile.in (graphite-dependences.o): Add missing dependence on
14218         graphite-cloog-util.h.
14219
14220 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
14221
14222         * graphite-dependences.c (new_poly_dr): Call ppl_powerset_is_empty.
14223         (build_lexicographical_constraint): Same.
14224         (dependence_polyhedron_1): Same.
14225         (graphite_legal_transform_dr): Same.
14226         (graphite_carried_dependence_level_k): Same.
14227         * graphite-ppl.c (ppl_powerset_is_empty): New.
14228         * graphite-ppl.h (ppl_powerset_is_empty): Declared.
14229         * tree-data-ref.c (dump_data_reference): Print the basic block index.
14230
14231 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
14232
14233         * graphite-dependences.c (build_pairwise_scheduling): Correctly compute
14234         the "a followed by b" relation and document it.
14235
14236 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
14237
14238         * graphite-dependences.c (build_lexicographical_constraint): Stop the
14239         iteration when the bag of constraints is empty.
14240
14241 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
14242
14243         * graphite-poly.c (pbb_remove_duplicate_pdrs): Make it work.
14244
14245 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
14246
14247         * graphite-interchange.c (lst_interchange_profitable_p): Takes a loop
14248         nest and two loop depths as parameters.
14249         (lst_try_interchange_loops): Call lst_interchange_profitable_p after
14250         lst_perfect_nestify.
14251
14252 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
14253
14254         * graphite-dependences.c (print_pddr): Call
14255         ppl_io_fprint_Pointset_Powerset_C_Polyhedron.
14256
14257 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
14258
14259         * graphite-ppl.c (debug_gmp_value): New.
14260         * graphite-ppl.h (debug_gmp_value): Declared.
14261
14262 2011-01-25  Tobias Grosser  <grosser@fim.uni-passau.de>
14263
14264         * doc/install.texi: Document availability of cloog-0.16.
14265
14266 2011-01-25  Vladimir Kargov  <kargov@gmail.com>
14267
14268         * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Free
14269         invalid postdominance info.
14270
14271 2011-01-24  Jan Hubicka  <jh@suse.cz>
14272
14273         PR c/21659
14274         * doc/extend.texi (weak pragma): Drop claim that it must
14275         appear before definition.
14276         * varasm.c (merge_weak, declare_weak): Only sanity check
14277         that DECL is not output at a time it is declared weak.
14278
14279 2011-01-24  Kenneth Zadeck  <zadeck@naturalbridge.com>
14280
14281         * machmode.def: Fixed comments.
14282
14283 2011-01-24  Kai Tietz  <kai.tietz@onevision.com>
14284
14285         * emit-rtl.c (reg_attrs_htab_hash): Replace long by intptr_t.
14286
14287 2011-01-24  Paul Koning  <ni1d@arrl.net>
14288
14289         * builtins.c (c_readstr): Fix byte order if BYTES_BIG_ENDIAN !=
14290         WORDS_BIG_ENDIAN.
14291
14292 2011-01-24  H.J. Lu  <hongjiu.lu@intel.com>
14293
14294         PR target/46519
14295         * config/i386/i386.c: Include sbitmap.h and fibheap.h.
14296         (block_info): Add scanned and prev.
14297         (move_or_delete_vzeroupper_2): Return if the basic block
14298         has been scanned and the upper 128bit state is unchanged
14299         from the last scan.
14300         (move_or_delete_vzeroupper_1): Return true if the exit
14301         state is changed.
14302         (move_or_delete_vzeroupper): Visit basic blocks using the
14303         work-list based algorithm based on vt_find_locations in
14304         var-tracking.c.
14305
14306         * config/i386/t-i386: Also depend on sbitmap.h and $(FIBHEAP_H).
14307
14308 2011-01-24  Nick Clifton  <nickc@redhat.com>
14309
14310         * config/v850/v850.opt (mv850es): New option - alias for -mv850e1.
14311         * config/v850/v850.h (ASM_SPEC): If -mv850es is specified pass
14312         -mv850e1 to the assembler.  If -mv850e1 or -mv850es is specified
14313         then define __v850e1__.
14314         * doc/invoke.texi: Document -mv850es.
14315
14316 2011-01-24  Richard Henderson  <rth@redhat.com>
14317
14318         * config/rx/predicates.md (rx_fp_comparison_operator): Don't accept
14319         compound unordered comparisons.
14320         * config/rx/rx.c (rx_split_fp_compare): Remove.
14321         * config/rx/rx-protos.h: Update.
14322         * config/rx/rx.md (gcc_conds, rx_conds): Remove.
14323         (cbranchsf4): Don't call rx_split_fp_compare.
14324         (*cbranchsf4): Use rx_split_cbranch.
14325         (*cmpsf): Don't accept "i" constraint.
14326         (*conditional_branch): Only valid after reload.
14327         (cstoresf4): Merge expander with insn.  Don't call rx_split_fp_compare.
14328
14329 2011-01-24  Michael Meissner  <meissner@linux.vnet.ibm.com>
14330
14331         PR target/47385
14332         * config/rs6000/altivec.md (vector constant splitters): Add
14333         support for creating vector single precision constants if -mvsx is
14334         used and we would create the constant using Altivec primitives.
14335
14336 2011-01-23  Bernd Schmidt  <bernds@codesourcery.com>
14337             Richard Sandiford  <rdsandiford@googlemail.com>
14338
14339         PR rtl-optimization/47166
14340         * reload1.c (emit_reload_insns): Disable the spill_reg_store
14341         mechanism for PRE_MODIFY and POST_MODIFY.
14342         (inc_for_reload): For PRE_MODIFY, return the insn that sets the
14343         reloadreg.
14344
14345 2011-01-23  Andreas Schwab  <schwab@linux-m68k.org>
14346
14347         * compare-elim.c (maybe_select_cc_mode): Add ATTRIBUTE_UNUSED markers.
14348
14349 2011-01-22  Jan Hubicka  <jh@suse.cz>
14350
14351         PR lto/47333
14352         * lto-cgraph.c (reachable_from_this_partition_p): Fix pasto.
14353
14354 2011-01-22  Jan Hubicka  <jh@suse.cz>
14355
14356         PR tree-optimization/43884
14357         PR lto/44334
14358         * predict.c (maybe_hot_frequency_p): Use entry block frequency as base.
14359         * doc/invoke.texi (hot-bb-frequency-fraction): Update docs.
14360
14361 2011-01-22  Anatoly Sokolov  <aesok@post.ru>
14362
14363         * config/s390/s390.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove.
14364         * config/s390/s390.c (s390_register_move_cost,
14365         s390_memory_move_cost): New.
14366         (TARGET_REGISTER_MOVE_COST, TARGET_MEMORY_MOVE_COST): Define.
14367
14368 2011-01-22  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
14369
14370         PR middle-end/47401
14371         * except.c (sjlj_assign_call_site_values): Move setting the
14372         crtl->uses_eh_lsda flag to ...
14373         (sjlj_mark_call_sites): ... here.
14374         (sjlj_emit_function_enter): Support NULL dispatch label.
14375         (sjlj_build_landing_pads): In a function with no landing pads
14376         that still has must-not-throw regions, generate code to register
14377         a personality function with empty LSDA.
14378
14379 2011-01-21  Richard Henderson  <rth@redhat.com>
14380
14381         * config/rx/rx.c (TARGET_FLAGS_REGNUM): New.
14382
14383         * config/mn10300/mn10300.c (TARGET_FLAGS_REGNUM): New.
14384
14385         * compare-elim.c: New file.
14386         * Makefile.in (OBJS-common): Add it.
14387         (compare-elim.o): New.
14388         * common.opt (fcompare-elim): New.
14389         * opts.c (default_options_table): Add OPT_fcompare_elim.
14390         * tree-pass.h (pass_compare_elim_after_reload): New.
14391         * passes.c (init_optimization_passes): Add it.
14392         * recog.h: Protect against re-inclusion.
14393         * target.def (TARGET_FLAGS_REGNUM): New POD hook.
14394         * doc/invoke.texi (-fcompare-elim): Document it.
14395         * doc/tm.texi.in (TARGET_FLAGS_REGNUM): Document it.
14396         * doc/tm.texi: Rebuild.
14397
14398 2011-01-22  Nick Clifton  <nickc@redhat.com>
14399
14400         * config/rx/rx.md (cstoresf4): Pass comparison operator to
14401         rx_split_fp_compare.
14402
14403 2011-01-22  Nick Clifton  <nickc@redhat.com>
14404
14405         * config/rx/rx.md (UNSPEC_CONST): New.
14406         (deallocate_and_return): Wrap the amount popped off the stack in
14407         an UNSPEC_CONST in order to stop it being rejected by
14408         -mmax-constant-size.
14409         (pop_and_return): Add a "(return)" rtx.
14410         (call): Drop the immediate operand.
14411         (call_internal): Likewise.
14412         (call_value): Likewise.
14413         (call_value_internal): Likewise.
14414         (sibcall_internal): Likewise.
14415         (sibcall_value_internal): Likewise.
14416         (sibcall): Likewise.  Generate an explicit call using
14417         sibcall_internal.
14418         (sibcall_value): Likewise.
14419         (mov<>): FAIL if a constant operand is not legitimate.
14420         (addsi3_unpsec): New pattern.
14421
14422         * config/rx/rx.c (rx_print_operand_address): Handle UNSPEC CONSTs.
14423         (ok_for_max_constant): New function.
14424         (gen_safe_add): New function.
14425         (rx_expand_prologue): Use gen_safe_add.
14426         (rx_expand_epilogue): Likewise.
14427         (rx_is_legitimate_constant): Use ok_for_max_constant.  Handle
14428         UNSPEC CONSTs.
14429
14430 2011-01-21  Jeff Law  <law@redhat.com>
14431
14432         PR tree-optimization/47053
14433         * tree-ssa-dse.c (need_eh_cleanup): New bitmap.
14434         (dse_optimize_stmt): Set the appropriate bit in NEED_EH_CLEANUP when
14435         statements are deleted.
14436         (tree_ssa_dse): Allocate & free NEED_EH_CLEANUP.  If NEED_EH_CLEANUP
14437         is nonempty, then purge dead edges and cleanup the CFG.
14438
14439 2011-01-21  Alexandre Oliva  <aoliva@redhat.com>
14440
14441         PR debug/47402
14442         Temporarily revert:
14443         2011-01-21  Alexandre Oliva  <aoliva@redhat.com>
14444         PR debug/47106
14445         * tree-dfa.c (create_var_ann): Mark variable as used.
14446
14447 2011-01-21  Jakub Jelinek  <jakub@redhat.com>
14448
14449         PR middle-end/45566
14450         * except.c (convert_to_eh_region_ranges): Emit queued no-region
14451         notes from other section in hot/cold partitioning even if
14452         last_action is -3.  Increment call_site_base.
14453
14454         PR rtl-optimization/47366
14455         * fwprop.c (forward_propagate_into): Return bool.  If
14456         any changes are made, -fnon-call-exceptions is used and
14457         REG_EH_REGION note is present, call purge_dead_edges
14458         and return true if it purged anything.
14459         (fwprop_addr): Adjust callers, call cleanup_cfg (0) if
14460         any EH edges were purged.
14461
14462 2011-01-21  Jeff Law  <law@redhat.com>
14463
14464         PR rtl-optimization/41619
14465         * caller-save.c (setup_save_areas): Break out code to determine
14466         which hard regs are live across calls by examining the reload chains
14467         so that it is always used.
14468         Eliminate code which checked REG_N_CALLS_CROSSED.
14469
14470 2011-01-21  Jakub Jelinek  <jakub@redhat.com>
14471
14472         PR tree-optimization/47355
14473         * tree-eh.c (cleanup_empty_eh_merge_phis): Give up if
14474         NOP has non-debug uses beyond PHIs in new_bb.
14475
14476 2011-01-21  Alexandre Oliva  <aoliva@redhat.com>
14477
14478         PR debug/47106
14479         * cfgexpand.c (account_used_vars_for_block): Only account vars
14480         that are annotated as used.
14481         (estimated_stack_frame_size): Don't set TREE_USED.
14482         * tree-dfa.c (create_var_ann): Mark variable as used.
14483
14484 2011-01-21  Richard Guenther  <rguenther@suse.de>
14485
14486         PR middle-end/47395
14487         * tree.def (WIDEN_MULT_MINUS_EXPR): Fix printed name.
14488
14489 2011-01-21  Richard Guenther  <rguenther@suse.de>
14490
14491         PR tree-optimization/47365
14492         * tree-ssa-sccvn.h (vn_lookup_kind): Declare.
14493         (vn_reference_lookup_pieces): Adjust.
14494         (vn_reference_lookup): Likewise.
14495         * tree-ssa-sccvn.c (vn_walk_kind): New static global.
14496         (vn_reference_lookup_3): Only look through kills if in
14497         VN_WALKREWRITE mode.
14498         (vn_reference_lookup_pieces): Adjust.
14499         (vn_reference_lookup): Likewise.
14500         (visit_reference_op_load): Likewise.
14501         (visit_reference_op_store): Likewise.
14502         * tree-ssa-pre.c (phi_translate_1): Use VN_WALK mode.
14503         (compute_avail): Likewise.
14504         (eliminate): Likewise.
14505
14506 2011-01-21  Jakub Jelinek  <jakub@redhat.com>
14507
14508         * tree-ssa-live.c (remove_unused_scope_block_p): Don't remove
14509         DECL_IGNORED_P non-reg vars if they are used.
14510
14511         PR tree-optimization/47391
14512         * varpool.c (const_value_known_p): Return false if
14513         decl is volatile.
14514
14515 2011-01-21  Kai Tietz  <kai.tietz@onevision.com>
14516
14517         PR bootstrap/47215
14518         * config/i386/i386.c (ix86_local_alignment): Handle
14519         case for va_list_type_node is nil.
14520         (ix86_canonical_va_list_type): Likewise.
14521
14522 2011-01-21  Alan Modra  <amodra@gmail.com>
14523
14524         * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Add
14525         builtin_define __CMODEL_MEDIUM__ and __CMODEL_LARGE__.
14526
14527 2011-01-20  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
14528
14529         * config/arm/arm.md (define_attr type): Rename f_load
14530         and f_store to f_fpa_load and f_fpa_store. Update.
14531         (write_conflict): Deal with rename fallout.
14532         (*push_fp_multi): Likewise.
14533         * config/arm/fpa.md (f_load): Use f_fpa_load.
14534         (f_store): Use f_fpa_store.
14535         (*movsf_fpa): Likewise.
14536         (*movdf_fpa): Likewise.
14537         (*movxf_fpa): Likewise.
14538         (*thumb2_movsf_fpa): Likewise.
14539         (*thumb2_movdf_fpa): Likewise.
14540         (*thumb2_movxf_fpa): Likewise.
14541         * config/arm/vfp.md (*thumb2_movdf_vfp): Fix attribute to
14542         f_loadd and f_stored.
14543         (*thumb2_movdi_vfp): Likewise.
14544         (*thumb2_movsf_vfp): Fix attribute to f_loads.
14545         (*thumb2_movsi_vfp): Likewise.
14546         * config/arm/cortex-m4-fpu.md (cortex_m4_f_load):
14547         Use f_loads instead of f_load.
14548         * config/arm/cortex-a5.md (cortex_a5_f_loads): Remove f_load.
14549
14550 2011-01-20  Anatoly Sokolov  <aesok@post.ru>
14551
14552         * config/xtensa/xtensa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
14553         * config/xtensa/xtensa-protos.h (constantpool_address_p): Remove.
14554         * config/xtensa/xtensa.c (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
14555         (xtensa_mode_dependent_address_p): New function.
14556         (constantpool_address_p): Make static. Change return type to bool.
14557         Change argument type to const_rtx. Use CONST_INT_P predicate.
14558
14559 2011-01-20  Alexandre Oliva  <aoliva@redhat.com>
14560
14561         PR debug/46583
14562         * tree-ssa-live.c (remove_unused_scope_block_p): Keep type decls.
14563
14564 2011-01-20  Jakub Jelinek  <jakub@redhat.com>
14565
14566         PR debug/47283
14567         * cfgexpand.c (expand_debug_expr): Instead of generating
14568         (mem (debug_implicit_ptr)) for MEM_REFs use COMPONENT_REF
14569         etc. handling.
14570
14571 2011-01-20  Richard Guenther  <rguenther@suse.de>
14572
14573         PR middle-end/47370
14574         * tree-inline.c (remap_gimple_op_r): Recurse manually for
14575         the pointer operand of MEM_REFs.
14576
14577 2011-01-20  Jakub Jelinek  <jakub@redhat.com>
14578
14579         PR tree-optimization/46130
14580         * ipa-split.c (consider_split): If return_bb contains non-virtual
14581         PHIs other than for retval or if split_function would not adjust it,
14582         refuse to split.
14583
14584 2011-01-20  Richard Guenther  <rguenther@suse.de>
14585
14586         PR tree-optimization/47167
14587         * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
14588         Revert previous change, only avoid enumeral type changes.
14589
14590 2011-01-19  Mike Stump  <mikestump@comcast.net>
14591
14592         * doc/tm.texi.in (BRANCH_COST): Englishify.
14593         * doc/tm.texi (BRANCH_COST): Likewise.
14594
14595 2011-01-19  Dodji Seketeli  <dodji@redhat.com>
14596
14597         PR c++/47291
14598         * dwarf2out.c (generic_type_p, schedule_generic_params_dies_gen)
14599         (gen_scheduled_generic_parms_dies): New functions.
14600         (gen_struct_or_union_type_die): Schedule template parameters DIEs
14601         generation for the end of CU compilation.
14602         (dwarf2out_finish): Generate template parameters DIEs here.
14603
14604 2011-01-19  Alexandre Oliva  <aoliva@redhat.com>
14605
14606         PR debug/46240
14607         * tree-into-ssa.c (maybe_register_def): Do not attempt to add
14608         debug bind stmt on merge edges.
14609
14610 2011-01-19  Alexandre Oliva  <aoliva@redhat.com>
14611
14612         PR debug/47079
14613         PR debug/46724
14614         * function.c (instantiate_expr): Instantiate incoming rtl of
14615         implicit arguments, and recurse on VALUE_EXPRs.
14616         (instantiate_decls): Instantiate rtl and VALUE_EXPR of result.
14617         * var-tracking.c (adjust_mems): Reject virtual_incoming_args_rtx.
14618
14619 2011-01-19  Alexandre Oliva  <aoliva@redhat.com>
14620
14621         * c-parser.c (c_parser_for_statement): Initialize
14622         collection_expression.
14623
14624 2011-01-19  Joseph Myers  <joseph@codesourcery.com>
14625
14626         * config/spu/spu-elf.h (ASM_SPEC): Remove %{w:-W}.
14627
14628 2011-01-19  Joseph Myers  <joseph@codesourcery.com>
14629
14630         * config/rs6000/sysv4.h (LINK_PATH_SPEC): Remove.
14631         (LINK_SHLIB_SPEC): Don't use %(link_path).
14632         (SUBTARGET_EXTRA_SPECS): Remove link_path.
14633
14634 2011-01-19  Joseph Myers  <joseph@codesourcery.com>
14635
14636         * config/rs6000/sysv4.h (SHARED_LIB_SUPPORT): Remove conditional.
14637         (NO_SHARED_LIB_SUPPORT): Remove.
14638         (LINK_SHLIB_SPEC): Remove one conditional definition.
14639
14640 2011-01-19  Joseph Myers  <joseph@codesourcery.com>
14641
14642         * config/mips/linux64.h (LINK_SPEC): Remove %{non_shared}
14643         %{call_shared}.
14644         * config/mips/mips.h (LINK_SPEC): Remove %{non_shared}.
14645         * config/mips/netbsd.h (LINK_SPEC): Remove %{call_shared}.
14646         * config/mips/openbsd.h (LINK_SPEC): Remove %{non_shared}
14647         %{call_shared} and conditionals on these options not being passed.
14648         * config/mips/sde.h (LINK_SPEC): Remove %{non_shared}
14649         %{call_shared}.
14650
14651 2011-01-19  Jakub Jelinek  <jakub@redhat.com>
14652
14653         * ipa-split.c (find_return_bb): Use single_pred_p/single_pred_edge,
14654         simplify.
14655
14656         * ipa-split.c: Spelling fixes.
14657
14658 2011-01-19  Richard Henderson  <rth@redhat.com>
14659
14660         * config/mn10300/mn10300.md (mulsi3): Use reg_or_am33_const_operand.
14661         (*mulsi3): Likewise.
14662
14663         * longlong.h [__mn10300__] (count_leading_zeros): New.
14664         [__mn10300__] (umul_ppmm, smul_ppmm): New.
14665         [__mn10300__] (add_ssaaaa, subddmmss): New.
14666         [__mn10300__] (udiv_qrnnd, sdiv_qrnnd): New.
14667         [__mn10300__] (UMUL_TIME, UDIV_TIME): New.
14668
14669 2011-01-19  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
14670
14671         * config/spu/spu.h (MOVE_RATIO): Return 4 in the !speed case.
14672
14673 2011-01-19  Richard Henderson  <rth@redhat.com>
14674
14675         * config/mn10300/mn10300.md (addsi3_flags): New.
14676         (addc_internal, adddi3, adddi3_internal, *adddi3_degenerate): New.
14677         (subsi3_flags, subc_internal, subdi3): New.
14678         (subdi3_internal, *subdi3_degenerate): New.
14679         * config/mn10300/predicates.md (reg_or_am33_const_operand): New.
14680
14681         * config/mn10300/mn10300.c (mn10300_can_use_retf_insn): New.
14682         (mn10300_can_use_rets_insn): Rename from mn10300_can_use_return_insn.
14683         (mn10300_expand_epilogue): Use it.  Compute REG_SAVE_BYTES once.
14684         * config/mn10300/mn10300-protos.h: Update.
14685         * config/mn10300/mn10300.md (return): Use mn10300_can_use_retf_insn.
14686         (return_ret): Likewise.  Rename from return_internal_regs.
14687         (return_internal): Remove.
14688
14689         * config/mn10300/mn10300.c (mn10300_unspec_int_label_counter): Remove.
14690         (mn10300_asm_output_addr_const_extra): Don't handle UNSPEC_INT_LABEL.
14691         (mn10300_legitimate_constant_p): Likewise.
14692         (mn10300_can_use_return_insn): Use mn10300_initial_offset.
14693         (mn10300_frame_size): New.
14694         (mn10300_expand_prologue): Use it.
14695         (mn10300_expand_epilogue): Likewise.
14696         (mn10300_initial_offset): Likewise.
14697         * config/mn10300/mn10300-protos.h: Update.
14698         * config/mn10300/mn10300.h (mn10300_unspec_int_label_counter): Remove.
14699         * config/mn10300/mn10300.md (UNSPEC_INT_LABEL): Remove.
14700         (prologue, epilogue, return_internal): Tidy output code.
14701         (mn10300_store_multiple_operation, return): Likewise.
14702         (int_label, pop_pic_reg, GOTaddr2picreg): Remove.
14703         (am33_loadPC, mn10300_loadPC, call_next_insn): Remove.
14704         (add_GOT_to_pic_reg, add_GOT_to_any_reg): Remove.
14705         (load_pic, am33_load_pic): New.
14706         (mn10300_load_pic0, mn10300_load_pic1): New.
14707
14708         * config/mn10300/mn10300-modes.def (CCZN, CCZNC): New modes.
14709         * config/mn10300/mn10300.c (CC_FLAG_Z): New.
14710         (CC_FLAG_N, CC_FLAG_C, CC_FLAG_V): New.
14711         (cc_flags_for_mode, cc_flags_for_code): New.
14712         (mn10300_print_operand) ['B']: Use nc/ns for GE/LT when the
14713         overflow flag is not valid.  Validate that the flags we need
14714         for the comparison are valid.
14715         (mn10300_output_cmp): Remove.
14716         (mn10300_output_add): New.
14717         (mn10300_select_cc_mode): Use cc_flags_for_code.
14718         (mn10300_split_cbranch): New.
14719         (mn10300_match_ccmode): New.
14720         (mn10300_split_and_operand_count): New.
14721         * config/mn10300/mn10300.h (SELECT_CC_MODE): Pass all of the arguments
14722         to the function.
14723         * config/mn10300/mn10300.md (*am33_addsi3, *mn10300_addsi3): Merge...
14724         (addsi3): ... here.  Use mn10300_output_add.
14725         (*addsi3_flags): New.
14726         (*am33_subsi3, *mn10300_subsi3): Merge...
14727         (subsi3): ... here.  Use attribute isa.
14728         (*subsi3_flags): New.
14729         (negsi2): Rewrite from expander to insn_and_split.  Use NOT+INC
14730         when possible.
14731         (*am33_andsi3, *mn10300_andsi3): Merge...
14732         (andsi3): ... here.
14733         (*andsi3_flags): New.
14734         (andsi3 splitters): New.
14735         (*am33_iorsi3, *mn10300_iorsi3): Merge...
14736         (iorsi3): ... here.
14737         (*iorsi3_flags): New.
14738         (*am33_xorsi3, *mn10300_xorsi3): Merge...
14739         (xorsi3): ... here.
14740         (*xorsi3_flags): New.
14741         (*am33_cmpsi2, *mn10300_cmplsi2): Merge...
14742         (one_cmplsi2): ... here.
14743         (*one_cmplsi2_flags): New.
14744         (*cbranchsi4_cmp): Rename from cbranchsi4_post_reload.  Use "r"
14745         instead of "dax" in constraints.  Use mn10300_split_cbranch.
14746         (*cmpsi): Rename from cmpsi.  Do not use mn10300_output_cmp.  Do not
14747         use matching constraints to eliminate a self-comparison.
14748         (*integer_conditional_branch): Rename from integer_conditional_branch.
14749         Use int_mode_flags to match CC_REG.
14750         (*cbranchsi4_btst, *btstsi): New.
14751         (*cbranchsf4_cmp): Rename from *cbranchsf4_post_reload.  Use
14752         mn10300_split_cbranch.
14753         (*am33_cmpsf): Rename from am33_cmpsf.
14754         (*float_conditional_branch): Rename from float_conditional_branch.
14755         (*zero_extendqisi2_am33, *zero_extendqisi2_mn10300): Merge...
14756         (zero_extendqisi2): ... here.
14757         (*zero_extendhisi2_am33, *zero_extendhisi2_mn10300): Merge...
14758         (zero_extendhisi2): ... here.
14759         (*extendqisi2_am33, *extendqisi2_mn10300): Merge...
14760         (extendqisi2): ... here.
14761         (*extendhisi2_am33, *extendhisi2_mn10300): Merge...
14762         (extendhisi2): ... here.
14763         (*am33_ashlsi3, *mn10300_ashlsi3): Merge...
14764         (ashlsi3): ... here.
14765         (*am33_lshrsi3, *mn10300_lshrsi3): Merge...
14766         (lshrsi3): ... here.
14767         (*am33_ashrisi3, *mn10300_ashrsi3): Merge...
14768         (ashrsi3): ... here.
14769         (consecutive add peephole): Remove.
14770         * config/mn10300/predicates.md (label_ref_operand): New.
14771         (int_mode_flags): New.
14772         (CCZN_comparison_operator): New.
14773
14774         * config/mn10300/mn10300.md (UNSPEC_EXT): New.
14775         (throughput_42_latency_43): New reservation.
14776         (mulsidi3, umulsidi3): New expanders.
14777         (mulsidi3_internal): Rewrite from old mulsidi3 pattern.  Expose
14778         the MDR register to allocation; separately allocate the low and
14779         high parts of the DImode result.
14780         (umulsidi3_internal): Similarly.
14781         (*am33_mulsi3, *mn10300_mulsi3): Merge into ...
14782         (*mulsi3): ... here.  Clobber MDR as a scratch as necessary.
14783         (udivsi3, umodsi3): Remove.
14784         (udivmodsi4, divmodsi4): New expanders.
14785         (*udivmodsi4): Rename from udivmodsi4.  Expose MDR properly.
14786         (*divmodsi4): Simiarly.
14787         (ext_internal): New.
14788
14789         * config/mn10300/constraints.md ("z"): New constraint.
14790         * config/mn10300/mn10300.h (MDR_REGNUM): Remove.
14791         (FIXED_REGISTERS): Don't fix MDR.
14792         (CALL_USED_REGSITERS): Reformat nicely.
14793         (REG_ALLOC_ORDER): Add MDR.
14794         (enum regclass): Add MDR_REGS.
14795         (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update to match.
14796         (IRA_COVER_CLASSES): Add MDR_REGS.
14797         (REGNO_REG_CLASS): Handle MDR_REG.
14798         * config/mn10300/mn10300.c (mn10300_secondary_reload): Handle MDR_REGS.
14799         (mn10300_register_move_cost): Likewise.
14800         * config/mn10300/mn10300.md (MDR_REG): New.
14801         (*movsi_internal): Handle moves to/from MDR_REGS.
14802
14803         * config/mn10300/mn10300.c (mn10300_print_operand_address): Handle
14804         POST_MODIFY.
14805         (mn10300_secondary_reload): Tidy combination reload classes.
14806         (mn10300_legitimate_address_p): Allow post-modify and reg+reg
14807         addresses for AM33.  Allow symbolic offsets for reg+imm.
14808         (mn10300_regno_in_class_p): New.
14809         (mn10300_legitimize_reload_address): New.
14810         * config/mn10300/mn10300.h (enum reg_class): Remove
14811         DATA_OR_ADDRESS_REGS, DATA_OR_EXTENDED_REGS, ADDRESS_OR_EXTENDED_REGS,
14812         SP_OR_EXTENDED_REGS, SP_OR_ADDRESS_OR_EXTENDED_REGS.  Add
14813         SP_OR_GENERAL_REGS.
14814         (REG_CLASS_NAMES): Update to match.
14815         (REG_CLASS_CONTENTS): Likewise.
14816         (INDEX_REG_CLASS): Use GENERAL_REGS for AM33.
14817         (BASE_REG_CLASS): Use SP_OR_GENERAL_REGS for AM33.
14818         (REGNO_IN_RANGE_P): Remove.
14819         (REGNO_DATA_P): Use mn10300_regno_in_class_p.
14820         (REGNO_ADDRESS_P, REGNO_EXTENDED_P): Likewise.
14821         (REGNO_STRICT_OK_FOR_BASE_P): Likewise.
14822         (REGNO_STRICT_OK_FOR_BIT_BASE_P): Likewise.
14823         (REGNO_STRICT_OK_FOR_INDEX_P): Likewise.
14824         (REGNO_SP_P, REGNO_AM33_P, REGNO_FP_P): Remove.
14825         (REGNO_GENERAL_P): New.
14826         (HAVE_POST_MODIFY_DISP): New.
14827         (USE_LOAD_POST_INCREMENT, USE_STORE_POST_INCREMENT): New.
14828         (LEGITIMIZE_RELOAD_ADDRESS): New.
14829         * config/mn10300/mn10300-protos.h: Update.
14830
14831         * config/mn10300/mn10300.c (mn10300_preferred_reload_class): Allow
14832         DATA_REGS for AM33 stack-pointer destination.
14833         (mn10300_preferred_output_reload_class): Likewise.
14834         (mn10300_secondary_reload): Rearrange mn10300_secondary_reload_class
14835         into a form appropriate for ...
14836         (TARGET_SECONDARY_RELOAD): New.
14837         * config/mn10300/mn10300.h (SECONDARY_RELOAD_CLASS): Remove.
14838         * config/mn10300/mn10300-protos.h: Update.
14839         * config/mn10300/mn10300.md (reload_plus_sp_const): Rename from
14840         reload_insi; use the "A" constraint for the scratch; handle AM33
14841         moves of sp to non-address registers.
14842
14843         * config/mn10300/mn10300.md (*am33_movqi, *mn10300_movqi): Merge into
14844         (*movqi_internal): ... here.
14845         (*am33_movhi, *mn10300_movhi): Merge into...
14846         (*movhi_internal): ... here.
14847         (*movsi_internal): Use "r" instead of "dax" in constraints.  Use "A"
14848         as the source/destination of moves from/to SP.
14849         (movsf): Only allow for AM33-2.
14850         (*movsf_internal): Use "r" instead of "dax"; use "F" instead of
14851         any integer constant constraint.  Only allow for AM33-2.  Tidy
14852         all of the alternative outputs.
14853         (movdi, movdf, *am33_2_movdf, *mn10300_movdf): Remove.
14854         (udivmodsi4): Delete expander and promote *udivmodsi4.  Disallow
14855         for MN103.
14856         (udivsi3, umodsi3): New patterns for MN103 only.
14857
14858 2011-01-19  Joern Rennecke  <amylaar@spamcop.net>
14859
14860         * doc/tm.texi.in: Spell out that a lack of register class unions
14861         can lead to ICEs.
14862         * doc/tm.texi: Regenerate.
14863
14864 2011-01-19  Jakub Jelinek  <jakub@redhat.com>
14865
14866         PR rtl-optimization/47337
14867         * dce.c (check_argument_store): New function.
14868         (find_call_stack_args): Ignore debug insns.  Use check_argument_store.
14869
14870         PR tree-optimization/47290
14871         * tree-eh.c (infinite_empty_loop_p): New function.
14872         (cleanup_empty_eh): Use it.
14873
14874 2011-01-18  Steve Ellcey  <sje@cup.hp.com>
14875
14876         PR target/46997
14877         * ia64.c (ia64_expand_unpack): Fix code for TARGET_BIG_ENDIAN.
14878         (a64_expand_widen_sum): Ditto.
14879         * vect.md (mulv2si3): Disable for TARGET_BIG_ENDIAN.
14880         (vec_extract_evenodd_help): Ditto.
14881         (vec_extract_evenv4hi): Ditto.
14882         (vec_extract_oddv4hi): Ditto.
14883         (vec_extract_evenv2si): Ditto.
14884         (vec_extract_oddv2si): Ditto.
14885         (vec_extract_evenv2sf): Ditto.
14886         (vec_extract_oddv2sf): Ditto.
14887         (vec_pack_trunc_v4hi: Ditto.
14888         (vec_pack_trunc_v2si): Ditto.
14889         (vec_interleave_lowv8qi): Fix for TARGET_BIG_ENDIAN.
14890         (vec_interleave_highv8qi): Ditto.
14891         (mix1_r): Ditto.
14892         (vec_extract_oddv8qi): Ditto.
14893         (vec_interleave_lowv4hi): Ditto.
14894         (vec_interleave_highv4hi): Ditto.
14895         (vec_interleave_lowv2si): Ditto.
14896         (vec_interleave_highv2si): Ditto.
14897
14898 2011-01-18  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
14899
14900         * doc/extend.texi: Mention __float128 support on hppa HP-UX.
14901         * config/pa/pa-hpux.h (HPUX_LONG_DOUBLE_LIBRARY): Define to 1.
14902         * config/pa/pa.c (pa_expand_builtin): New.  Include "langhooks.h".
14903         (pa_c_mode_for_suffix): New.
14904         (TARGET_EXPAND_BUILTIN): Define.
14905         (TARGET_C_MODE_FOR_SUFFIX): Define.
14906         (pa_builtins): Define.
14907         (pa_init_builtins): Register __float128 type and init new support
14908         builtins.
14909         * config/pa/pa.h (HPUX_LONG_DOUBLE_LIBRARY): Define if not defined.
14910         * config/pa/quadlib.c (_U_Qfcopysign): New.
14911
14912 2011-01-18  Eric Botcazou  <ebotcazou@adacore.com>
14913
14914         PR middle-end/46894
14915         * explow.c (allocate_dynamic_stack_space): Do not assume more than
14916         BITS_PER_UNIT alignment if STACK_DYNAMIC_OFFSET or STACK_POINTER_OFFSET
14917         are defined.
14918
14919 2011-01-18  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
14920
14921         PR tree-optimization/47179
14922         * config/spu/spu.c (spu_ref_may_alias_errno): New function.
14923         (TARGET_REF_MAY_ALIAS_ERRNO): Define.
14924
14925 2011-01-18  Richard Guenther  <rguenther@suse.de>
14926
14927         PR rtl-optimization/47216
14928         * emit-rtl.c: Include tree-flow.h.
14929         (set_mem_attributes_minus_bitpos): Use tree_could_trap_p instead
14930         of replicating it with different semantics.
14931         * Makefile.in (emit-rtl.o): Adjust.
14932
14933 2011-01-18  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
14934
14935         * config/arm/cortex-a9.md (cortex-a9-neon.md): Actually include.
14936         (cortex_a9_dp): Handle neon types correctly.
14937
14938 2011-01-18  Jakub Jelinek  <jakub@redhat.com>
14939
14940         PR rtl-optimization/47299
14941         * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: Don't use
14942         subtarget.  Use normal multiplication if both operands are constants.
14943         * expmed.c (expand_widening_mult): Don't try to optimize constant
14944         multiplication if op0 has VOIDmode.  Convert op1 constant to mode
14945         before using it.
14946
14947 2011-01-17  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
14948
14949         * doc/lto.texi (LTO): Ensure two spaces after period.  Fix
14950         spacing after 'e.g.', typos, comma, hyphenation.
14951
14952 2011-01-17  Richard Henderson  <rth@redhat.com>
14953
14954         * config/rx/predicates.md (rx_constshift_operand): Use match_test.
14955         (rx_restricted_mem_operand): New.
14956         (rx_shift_operand): Use register_operand.
14957         (rx_source_operand, rx_compare_operand): Likewise.
14958         * config/rx/rx.md (addsi3_flags): New expander.
14959         (adddi3): Rewrite as expander.
14960         (adc_internal, *adc_flags, adddi3_internal): New patterns.
14961         (subsi3_flags): New expander.
14962         (subdi3): Rewrite as expander.
14963         (sbb_internal, *sbb_flags, subdi3_internal): New patterns.
14964
14965         * config/rx/rx.c (RX_BUILTIN_SAT): Remove.
14966         (rx_init_builtins): Remove sat builtin.
14967         (rx_expand_builtin): Likewise.
14968         * config/rx/rx.md (ssaddsi3): New.
14969         (*sat): Rename from sat.  Represent the CC_REG input.
14970
14971         * config/rx/predicates.md (rshift_operator): New.
14972         * config/rx/rx.c (rx_expand_insv): Remove.
14973         * config/rx/rx-protos.h: Update.
14974         * config/rx/rx.md (*bitset): Rename from bitset.  Swap the ashift
14975         operand to the canonical position.
14976         (*bitset_in_memory, *bitinvert, *bitinvert_in_memory): Similarly.
14977         (*bitclr, *bitclr_in_memory): Similarly.
14978         (*insv_imm, rx_insv_reg, *insv_cond, *bmcc, *insv_cond_lt): New.
14979         (insv): Retain the zero_extract in the expansion.
14980
14981         * config/rx/rx.md (bswapsi2): Use = not + for output reload.
14982         (bswaphi2, bitinvert, revw): Likewise.
14983
14984         * config/rx/rx.c (gen_rx_store_vector): Use VOIDmode for gen_rtx_SET.
14985         (gen_rx_rtsd_vector, gen_rx_popm_vector): Likewise.
14986         * config/rx/rx.md (pop_and_return): Use VOIDmode for SET.
14987         (stack_push, stack_pushm, stack_pop, stack_popm): Likewise.
14988         (bitset, bitset_in_memory): Likewise.
14989         (bitinvert, bitinvert_in_memory): Likewise.
14990         (bitclr, bitclr_in_memory): Likewise.
14991         (insv, sync_lock_test_and_setsi, movstr, rx_movstr): Likewise.
14992         (rx_strend, rx_cmpstrn): Likewise.
14993         (rx_setmem): Likewise.  Make the source BLKmode to match the dest.
14994         (bitop peep2 patterns): Remove.
14995
14996         * config/rx/rx.c (rx_match_ccmode): New.
14997         * config/rx/rx-protos.h: Update.
14998         * config/rx/rx.md (abssi2): Clobber, don't set flags.
14999         (addsi3, adddi3, andsi3, negsi2, one_cmplsi2, iorsi3): Likewise.
15000         (rotlsi3, rotrsi3, ashrsi3, lshrsi3, ashlsi3): Likewise.
15001         (subsi3, subdi3, xorsi3, addsf3, divsf3, mulsf3, subsf3): Likewise.
15002         (fix_truncsfsi2, floatsisf2): Likewise.
15003         (*abssi2_flags, *addsi3_flags, *andsi3_flags, *negsi2_flags): New.
15004         (*one_cmplsi2_flags, *iorsi3_flags, *rotlsi3_flags): New.
15005         (*rotrsi3_flags, *ashrsi3_flags, *lshrsi3_flags, *ashlsi3_flags): New.
15006         (*subsi3_flags, *xorsi3_flags): New.
15007
15008         * config/rx/rx.md (cstoresf4, *cstoresf4): New patterns.
15009
15010         * config/rx/rx.c (rx_print_operand): Remove workaround for
15011         unsplit comparison operations.
15012
15013         * config/rx/rx.md (movsicc): Split after reload.
15014         (*movsicc): Merge *movsieq and *movsine via match_operator.
15015         (*stcc): New pattern.
15016
15017         * config/rx/rx.c (rx_float_compare_mode): Remove.
15018         * config/rx/rx.h (rx_float_compare_mode): Remove.
15019         * config/rx/rx.md (cstoresi4): Split after reload.
15020         (*sccc): New pattern.
15021
15022         * config/rx/predicates.md (label_ref_operand): New.
15023         (rx_z_comparison_operator): New.
15024         (rx_zs_comparison_operator): New.
15025         (rx_fp_comparison_operator): New.
15026         * config/rx/rx.c (rx_print_operand) [B]: Examine comparison modes.
15027         Validate that the flags are set properly for the comparison.
15028         (rx_gen_cond_branch_template): Remove.
15029         (rx_cc_modes_compatible): Remove.
15030         (mode_from_flags): New.
15031         (flags_from_code): Rename from flags_needed_for_conditional.
15032         (rx_cc_modes_compatible): Re-write in terms of flags_from_mode.
15033         (rx_select_cc_mode): Likewise.
15034         (rx_split_fp_compare): New.
15035         (rx_split_cbranch): New.
15036         * config/rx/rx.md (most_cond, zs_cond): Remove iterators.
15037         (*cbranchsi4): Use match_operator and rx_split_cbranch.
15038         (*cbranchsf4): Similarly.
15039         (*cbranchsi4_tst): Rename from *tstbranchsi4_<code>.  Use
15040         match_operator and rx_split_cbranch.
15041         (*cbranchsi4_tst_ext): Combine *tstbranchsi4m_eq and
15042         tstbranchsi4m_ne.  Use match_operator and rx_split_cbranch.
15043         (*cmpsi): Rename from cmpsi.
15044         (*tstsi): Rename from tstsi.
15045         (*cmpsf): Rename from cmpsf; use CC_Fmode.
15046         (*conditional_branch): Rename from conditional_branch.
15047         (*reveresed_conditional_branch): Remove.
15048         (b<code>): Remove expander.
15049         * config/rx/rx-protos.h: Update.
15050
15051         * config/rx/rx.c (rx_compare_redundant): Remove.
15052         * config/rx/rx.md (cmpsi): Don't use it.
15053         * config/rx/rx-protos.h: Update.
15054
15055         * config/rx/rx-modes.def (CC_F): New mode.
15056         * config/rx/rx.c (rx_select_cc_mode): New.
15057         * config/rx/rx.h (SELECT_CC_MODE): Use it.
15058         * config/rx/rx-protos.h: Update.
15059
15060 2011-01-17  Richard Henderson  <rth@redhat.com>
15061
15062         * except.c (dump_eh_tree): Fix stray ; after for statement.
15063
15064 2011-01-17  Richard Guenther  <rguenther@suse.de>
15065
15066         PR tree-optimization/47313
15067         * tree-inline.c (tree_function_versioning): Move DECL_RESULT
15068         handling before copying the body.  Properly deal with
15069         by-reference result in SSA form.
15070
15071 2011-01-17  Ian Lance Taylor  <iant@google.com>
15072
15073         PR target/47219
15074         * config/sparc/sparc.c (sparc_sr_alias_set): Don't define.
15075         (struct_value_alias_set): Don't define.
15076         (sparc_option_override): Don't set sparc_sr_alias_set and
15077         struct_value_alias_set.
15078         (save_or_restore_regs): Use gen_frame_mem rather than calling
15079         set_mem_alias_set.
15080         (sparc_struct_value_rtx): Likewise.
15081
15082 2011-01-17  H.J. Lu  <hongjiu.lu@intel.com>
15083
15084         PR target/47318
15085         * config/i386/avxintrin.h (_mm_maskload_pd): Change mask to __m128i.
15086         (_mm_maskstore_pd): Likewise.
15087         (_mm_maskload_ps): Likewise.
15088         (_mm_maskstore_ps): Likewise.
15089         (_mm256_maskload_pd): Change mask to __m256i.
15090         (_mm256_maskstore_pd): Likewise.
15091         (_mm256_maskload_ps): Likewise.
15092         (_mm256_maskstore_ps): Likewise.
15093
15094         * config/i386/i386-builtin-types.def: Updated.
15095         (ix86_expand_special_args_builtin): Likewise.
15096
15097         * config/i386/i386.c (bdesc_special_args): Update
15098         __builtin_ia32_maskloadpd, __builtin_ia32_maskloadps,
15099         __builtin_ia32_maskloadpd256, __builtin_ia32_maskloadps256,
15100         __builtin_ia32_maskstorepd, __builtin_ia32_maskstoreps,
15101         __builtin_ia32_maskstorepd256 and __builtin_ia32_maskstoreps256.
15102
15103         * config/i386/sse.md (avx_maskload<ssemodesuffix><avxmodesuffix>):
15104         Use <avxpermvecmode> on mask register.
15105         (avx_maskstore<ssemodesuffix><avxmodesuffix>): Likewise.
15106
15107 2011-01-17  Olivier Hainque  <hainque@adacore.com>
15108             Michael Haubenwallner  <michael.haubenwallner@salomon.at>
15109             Eric Botcazou  <ebotcazou@adacore.com>
15110
15111         PR target/46655
15112         * xcoffout.c (ASM_OUTPUT_LINE): Output line only if positive, and only
15113         if <= USHRT_MAX in 32-bit mode.
15114
15115 2011-01-17  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
15116
15117         * doc/install.texi (Configuration, Specific): Wrap long
15118         lines in examples.  Allow line wrapping in long options
15119         and URLs where beneficial for PDF output.
15120
15121 2011-01-16  Richard Sandiford  <rdsandiford@googlemail.com>
15122
15123         * config/mips/mips.c (mips_classify_symbol): Don't return
15124         SYMBOL_PC_RELATIVE for nonlocal labels.
15125
15126 2011-01-15  Eric Botcazou  <ebotcazou@adacore.com>
15127
15128         * config/sparc/sol2-bi.h (CC1_SPEC): Fix typo.
15129
15130 2011-01-15  Jan Hubicka  <jh@suse.cz>
15131
15132         PR tree-optimization/47276
15133         * ipa.c (function_and_variable_visibility): Do not try to mark alias
15134         declarations as needed.
15135
15136 2011-01-15  Martin Jambor  <mjambor@suse.cz>
15137
15138         * common.opt (fdevirtualize): New flag.
15139         * doc/invoke.texi (Option Summary): Document it.
15140         * opts.c (default_options_table): Add devirtualize flag.
15141         * ipa-prop.c (detect_type_change): Return immediately if
15142         devirtualize flag is not set.
15143         (detect_type_change_ssa): Likewise.
15144         (compute_known_type_jump_func): Likewise.
15145         (ipa_analyze_virtual_call_uses): Likewise.
15146
15147 2011-01-14  Martin Jambor  <mjambor@suse.cz>
15148
15149         PR tree-optimization/45934
15150         PR tree-optimization/46302
15151         * ipa-prop.c (type_change_info): New type.
15152         (stmt_may_be_vtbl_ptr_store): New function.
15153         (check_stmt_for_type_change): Likewise.
15154         (detect_type_change): Likewise.
15155         (detect_type_change_ssa): Likewise.
15156         (compute_complex_assign_jump_func): Check for dynamic type change.
15157         (compute_complex_ancestor_jump_func): Likewise.
15158         (compute_known_type_jump_func): Likewise.
15159         (compute_scalar_jump_functions): Likewise.
15160         (ipa_analyze_virtual_call_uses): Likewise.
15161         (ipa_analyze_node): Push and pop cfun, set current_function_decl.
15162
15163 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
15164
15165         * config/i386/i386.h (CC1_CPU_SPEC_1): Don't handle -msse5.
15166         * config/i386/i386.opt (msse5): New Alias.
15167
15168 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
15169
15170         * config/sparc/linux.h (CC1_SPEC): Remove %{sun4:} %{target:}.
15171         * config/sparc/linux64.h (CC1_SPEC): Likewise.
15172         * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
15173         * config/sparc/sparc.h (CC1_SPEC): Likewise.
15174
15175 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
15176
15177         * config/sparc/linux.h (CC1_SPEC): Don't handle old equivalents of
15178         -mcpu options.
15179         * config/sparc/linux64.h (CC1_SPEC): Likewise.
15180         * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
15181         * config/sparc/sol2-bi.h (CPP_CPU_SPEC, CC1_SPEC): Likewise.
15182         * config/sparc/sparc.h (CPP_CPU_SPEC, CC1_SPEC, ASM_CPU_SPEC):
15183         Likewise.
15184         * config/sparc/t-elf (MULTILIB_MATCHES): Don't handle -mv8.
15185
15186 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
15187
15188         * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -fvec or -fvec-eabi.
15189
15190 2011-01-14  Mike Stump  <mikestump@comcast.net>
15191
15192         * config/alpha/alpha.md (umk_mismatch_args): Don't put a mode on set.
15193         * config/fr30/fr30.md: Likweise
15194         (movsi_push): Likewise.
15195         (movsi_pop): Likewise.
15196         (enter_func): Likewise.
15197         * config/moxie/moxie.md (movsi_push): Likewise.
15198         (movsi_pop): Likewise.
15199
15200 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
15201
15202         * config/mips/linux64.h (LINK_SPEC): Remove %{bestGnum}
15203         %{no_archive} %{exact_version}.
15204         * config/mips/mips.h (LINK_SPEC): Remove %{bestGnum}.
15205         * config/mips/netbsd.h (LINK_SPEC): Remove %{bestGnum}
15206         %{no_archive} %{exact_version}.
15207         * config/mips/openbsd.h (LINK_SPEC): Likewise.
15208         * config/mips/sde.h (LINK_SPEC): Remove %{bestGnum}.
15209         * config/mips/vxworks.h: Likewise.
15210
15211 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
15212
15213         * config/microblaze/microblaze.h (ASM_SPEC): Remove %{microblaze1}.
15214
15215 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
15216
15217         * config/m32r/little.h (CPP_ENDIAN_SPEC, CC1_ENDIAN_SPEC,
15218         ASM_ENDIAN_SPEC, LINK_ENDIAN_SPEC): Remove.
15219
15220 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
15221
15222         * config/i386/nwld.h (LINK_SPEC): Check -nodefaultlibs not
15223         -nodefaultlib.
15224
15225 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
15226
15227         * config/cris/cris.h (ASM_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check
15228         for mcpu not cpu.
15229         * config/cris/linux.h (CRIS_CPP_SUBTARGET_SPEC,
15230         CRIS_CC1_SUBTARGET_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check for mcpu
15231         not cpu.
15232         (CRIS_LINK_SUBTARGET_SPEC): Don't generate -rpath-link options.
15233         Don't handle -shlib.
15234
15235 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
15236
15237         * config/avr/avr.h (CPP_SPEC): Don't handle -posix.
15238         (CC1_SPEC): Don't handle -profile.
15239
15240 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
15241
15242         * config/microblaze/microblaze.h (CC1_SPEC): Remove -gline spec.
15243         * config/mips/mips.h (CC1_SPEC): Likewise.
15244
15245 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
15246
15247         * config/microblaze/microblaze.h (CC1_SPEC): Remove %{save-temps: }.
15248         * config/mips/mips.h (CC1_SPEC): Likewise.
15249
15250 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
15251
15252         * config/i386/linux.h (LINK_SPEC): Don't use %{!ibcs:} conditional.
15253         * config/m32r/linux.h (LINK_SPEC): Likewise.
15254         * config/mips/linux.h (LINK_SPEC): Likewise.
15255         * config/mips/linux64.h (LINK_SPEC): Likewise.
15256         * config/sparc/linux.h (LINK_SPEC): Likewise.
15257         * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
15258         LINK_SPEC): Likewise.
15259         * config/xtensa/linux.h (LINK_SPEC): Likewise.
15260
15261 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
15262
15263         * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove
15264         %{version:-v}.
15265         * config/lm32/uclinux-elf.h (LINK_SPEC): Likewise.
15266
15267 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
15268
15269         * config/sparc/sp-elf.h (ASM_SPEC): Remove %{v:-V}.
15270         * config/sparc/sp64-elf.h (ASM_SPEC): Likewise.
15271
15272 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
15273
15274         * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove %{b}.
15275
15276 2011-01-14  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
15277
15278         * configure.ac (gcc_cv_ld_static_dynamic): Solaris 2 ld always
15279         supports -Bstatic/-Bdynamic.
15280         * configure: Regenerate.
15281
15282 2011-01-14  Jan Hubicka  <jh@suse.cz>
15283             Jack Howarth  <howarth@bromo.med.uc.edu>
15284
15285         PR target/46037
15286         * config/darwin.c (darwin_override_options): Honor flag_gtoggle
15287         when checking debug_info_level. Test write_symbols instead of
15288         debug_hooks->var_location when setting flag_var_tracking_uninit.
15289
15290 2011-01-14  Richard Guenther  <rguenther@suse.de>
15291
15292         PR tree-optimization/47179
15293         * target.def (ref_may_alias_errno): New target hook.
15294         * targhooks.h (default_ref_may_alias_errno): Declare.
15295         * targhooks.c: Include tree-ssa-alias.h and tree-flow.h.
15296         (default_ref_may_alias_errno): New function.
15297         * target.h (struct ao_ref_s): Declare.
15298         * tree-ssa-alias.c: Include target.h.
15299         (call_may_clobber_ref_p_1): Use the ref_may_alias_errno target hook.
15300         * Makefile.in (tree-ssa-alias.o): Adjust dependencies.
15301         (targhooks.o): Likewise.
15302         * doc/tm.texi.in (TARGET_REF_MAY_ALIAS_ERRNO): Document.
15303         * doc/tm.texi (TARGET_REF_MAY_ALIAS_ERRNO): Copy documentation.
15304
15305 2011-01-14  Richard Guenther  <rguenther@suse.de>
15306
15307         * tree-ssa-structalias.c  (new_var_info): Use DECL_HARD_REGISTER.
15308
15309 2011-01-14  Richard Guenther  <rguenther@suse.de>
15310
15311         PR tree-optimization/47280
15312         * tree-ssa-forwprop.c (associate_plusminus): Cleanup EH and
15313         return CFG changes.
15314         (tree_ssa_forward_propagate_single_use_vars): Deal with
15315         CFG changes from associate_plusminus.
15316
15317 2011-01-14  Richard Guenther  <rguenther@suse.de>
15318
15319         PR middle-end/47281
15320         Revert
15321         2011-01-11  Richard Guenther  <rguenther@suse.de>
15322
15323         PR tree-optimization/46076
15324         * tree-ssa.c (useless_type_conversion_p): Conversions from
15325         unprototyped to empty argument list function types are useless.
15326
15327 2011-01-14  Richard Guenther  <rguenther@suse.de>
15328
15329         PR tree-optimization/47286
15330         * tree-ssa-structalias.c (new_var_info): Register variables are global.
15331
15332 2011-01-14  Martin Jambor  <mjambor@suse.cz>
15333
15334         PR middle-end/46823
15335         * tree-inline.c (expand_call_inline): Get fndecl from call graph edge.
15336
15337 2011-01-13  Anatoly Sokolov  <aesok@post.ru>
15338
15339         * config/xtensa/xtensa.h (XTENSA_LIBCALL_VALUE, LIBCALL_VALUE,
15340         LIBCALL_OUTGOING_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros.
15341         * config/xtensa/xtensa.c (xtensa_libcall_value,
15342         xtensa_function_value_regno_p): New functions.
15343         (TARGET_LIBCALL_VALUE, TARGET_FUNCTION_VALUE_REGNO_P): Define.
15344
15345 2011-01-13  Kai Tietz  <kai.tietz@onevision.com>
15346
15347         PR c++/47213
15348         * config/i386/cygming.h (TARGET_ASM_ASSEMBLE_VISIBILITY):
15349         PE specific hook.
15350         * config/i386/i386-protos.h (i386_pe_assemble_visibility):
15351         New function prototype.
15352         * config/i386/winnt.c (i386_pe_assemble_visibility):
15353         Warn only if attribute was specified by user.
15354
15355 2011-01-13  Michael Meissner  <meissner@linux.vnet.ibm.com>
15356
15357         PR target/47251
15358         * config/rs6000/rs6000.md (floatunsdidf2): Add check for hardware
15359         floating point.
15360         (floatunsdidf2_fcfidu): Ditto.
15361
15362 2011-01-13  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
15363
15364         * config/s390/s390.c (print_operand_address): Replace 'error' with
15365         'output_operand_lossage'.
15366         (print_operand): Likewise.
15367
15368 2011-01-13  Jeff Law  <law@redhat.com>
15369
15370         PR rtl-optimization/39077
15371         * doc/invoke.texi (max-gcse-insertion-ratio): Document.
15372         * params.h (MAX_GCSE_INSERTION_RATIO): Define.
15373         * params.def (PARAM_MAX_GCSE_INSERTION_RATIO): Define.
15374         * lcm.c (pre_edge_lcm): Properly initialize output sbitmaps.
15375         * gcse.c (prune_insertions_deletions): New function.
15376         (compute_pre_data): Use it.
15377
15378 2011-01-13  Dodji Seketeli  <dodji@redhat.com>
15379
15380         PR debug/PR46973
15381         * dwarf2out.c (prune_unused_types_mark_generic_parms_dies): New
15382         static function.
15383         (prune_unused_types_mark): Use it.
15384
15385 2011-01-13  Andrey Belevantsev  <abel@ispras.ru>
15386
15387         PR rtl-optimization/45352
15388         * sel-sched.c: Update copyright years.
15389         (reset_sched_cycles_in_current_ebb): Also recheck the DFA state
15390         in the advancing loop when we have issued issue_rate insns.
15391
15392 2011-01-12  Richard Henderson  <rth@redhat.com>
15393
15394         * config/mn10300/mn10300.c (mn10300_md_asm_clobbers): New.
15395         (TARGET_MD_ASM_CLOBBERS): New.
15396
15397         * config/mn10300/mn10300.c (mn10300_delegitimize_address): New.
15398         (TARGET_DELEGITIMIZE_ADDRESS): New.
15399
15400         * config/mn10300/mn10300.md (UNSPEC_BSCH): New.
15401         (clzsi2, *bsch): New patterns.
15402
15403         * config/mn10300/mn10300.md (INT): New mode iterator.
15404         (*mov<INT>_clr): New pattern, and peep2 to generate it.
15405
15406         * config/mn10300/mn10300.c (mn10300_option_override): Force enable
15407         flag_split_wide_types.
15408
15409         * config/mn10300/mn10300.c (mn10300_asm_trampoline_template): Remove.
15410         (mn10300_trampoline_init): Rewrite without a template, an immediate
15411         load and a direct branch.
15412         * config/mn10300/mn10300.h (TRAMPOLINE_SIZE): Reduce to 16.
15413
15414 2011-01-12  Anatoly Sokolov  <aesok@post.ru>
15415
15416         * config/s390/s390.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
15417         * config/s390/s390-protos.h (s390_output_addr_const_extra): Remove.
15418         * config/s390/s390.c (s390_output_addr_const_extra): Make static.
15419         (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
15420
15421 2011-01-12  Kai Tietz  <kai.tietz@onevision.com>
15422
15423         PR debug/47209
15424         * dwarfout2.c (should_emit_struct_debug): Use TYPE_MAIN_VARIANT
15425         of type.
15426
15427 2011-01-12  Jan Hubicka  <jh@suse.cz>
15428
15429         PR driver/47244
15430         * gcc.c (PLUGIN_COND): Update to disable plugin unless -flto is used.
15431         (PLUGIN_COND_CLOSE): New macro.
15432         (LINK_COMMAND_SPEC): Update to use PLUGIN_COND_CLOSE.
15433
15434 2011-01-12  Richard Guenther  <rguenther@suse.de>
15435
15436         PR lto/47259
15437         * lto-streamer-out.c (output_gimple_stmt): Do not wrap
15438         register variables in a MEM_REF.
15439
15440 2011-01-12  Joseph Myers  <joseph@codesourcery.com>
15441
15442         * config.gcc (arm*-*-linux*, bfin*-uclinux*, bfin*-linux-uclibc*,
15443         crisv32-*-linux* | cris-*-linux*, frv-*-*linux*, moxie-*-uclinux*,
15444         hppa*64*-*-linux*, hppa*-*-linux*, i[34567]86-*-linux* |
15445         i[34567]86-*-kfreebsd*-gnu | i[34567]86-*-knetbsd*-gnu |
15446         i[34567]86-*-gnu* | i[34567]86-*-kopensolaris*-gnu,
15447         x86_64-*-linux* | x86_64-*-kfreebsd*-gnu | x86_64-*-knetbsd*-gnu,
15448         ia64*-*-linux*, lm32-*-uclinux*, m32r-*-linux*, m32rle-*-linux*,
15449         m68k-*-uclinux*, m68k-*-linux*, microblaze*-linux*,
15450         mips64*-*-linux* | mipsisa64*-*-linux*, mips*-*-linux*,
15451         s390-*-linux*, s390x-*-linux*, sh*-*-linux*, sparc-*-linux*,
15452         sparc64-*-linux*, vax-*-linux*, xtensa*-*-linux*,
15453         am33_2.0-*-linux*): Use gnu-user.h before linux.h.
15454         * config/gnu-user.h: New.  Copied from linux.h.
15455         (LINUX_TARGET_STARTFILE_SPEC): Rename to
15456         GNU_USER_TARGET_STARTFILE_SPEC.
15457         (LINUX_TARGET_ENDFILE_SPEC): Rename to
15458         GNU_USER_TARGET_ENDFILE_SPEC.
15459         (LINUX_TARGET_CC1_SPEC): Rename to GNU_USER_TARGET_CC1_SPEC.
15460         (LINUX_TARGET_LIB_SPEC): Rename to GNU_USER_TARGET_LIB_SPEC.
15461         (OPTION_GLIBC, OPTION_UCLIBC, OPTION_BIONIC,
15462         LINUX_TARGET_OS_CPP_BUILTINS, CHOOSE_DYNAMIC_LINKER1,
15463         CHOOSE_DYNAMIC_LINKER, UCLIBC_DYNAMIC_LINKER,
15464         UCLIBC_DYNAMIC_LINKER32, UCLIBC_DYNAMIC_LINKER64,
15465         BIONIC_DYNAMIC_LINKER, BIONIC_DYNAMIC_LINKER32,
15466         BIONIC_DYNAMIC_LINKER64, LINUX_DYNAMIC_LINKER,
15467         LINUX_DYNAMIC_LINKER32, LINUX_DYNAMIC_LINKER64,
15468         TARGET_C99_FUNCTIONS, TARGET_HAS_SINCOS): Remove.
15469         * config/arm/linux-eabi.h (CC1_SPEC): Use
15470         GNU_USER_TARGET_CC1_SPEC.
15471         (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC.
15472         (STARTFILE_SPEC): Use GNU_USER_TARGET_STARTFILE_SPEC.
15473         (ENDFILE_SPEC): Use GNU_USER_TARGET_ENDFILE_SPEC
15474         * config/linux.h (NO_IMPLICIT_EXTERN_C, ASM_APP_ON, ASM_APP_OFF,
15475         LINUX_TARGET_STARTFILE_SPEC, STARTFILE_SPEC,
15476         LINUX_TARGET_ENDFILE_SPEC, ENDFILE_SPEC, LINUX_TARGET_CC1_SPEC,
15477         CC1_SPEC, CPLUSPLUS_CPP_SPEC, LINUX_TARGET_LIB_SPEC, LIB_SPEC,
15478         LINK_EH_SPEC, LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Remove.
15479
15480 2011-01-12  Richard Guenther  <rguenther@suse.de>
15481
15482         PR other/46946
15483         * doc/invoke.texi (ffast-math): Document it is turned on
15484         with -Ofast.
15485
15486 2011-01-12  Jan Hubicka  <jh@suse.cz>
15487
15488         PR tree-optimization/47233
15489         * opts.c (common_handle_option): Disable ipa-reference with profile
15490         feedback.
15491
15492 2011-01-12  Nicola Pero  <nicola.pero@meta-innovation.com>
15493
15494         * c-parser.c (c_parser_objc_at_property_declaration): Improved
15495         error message.
15496
15497 2011-01-12  Nicola Pero  <nicola.pero@meta-innovation.com>
15498
15499         * c-parser.c (c_lex_one_token): Updated and reindented some
15500         comments.  No changes in code.
15501
15502 2011-01-11  Ian Lance Taylor  <iant@google.com>
15503
15504         * godump.c (go_output_var): Don't output the variable if there is
15505         already a type with the same name.
15506
15507 2011-01-11  Ian Lance Taylor  <iant@google.com>
15508
15509         * godump.c (go_format_type): Don't generate float80.
15510
15511 2011-01-11  Richard Henderson  <rth@redhat.com>
15512
15513         * config/mn10300/mn10300.c (mn10300_address_cost): Remove forward
15514         declaration.  Rewrite for both speed and size.
15515         (mn10300_address_cost_1): Remove.
15516         (mn10300_register_move_cost): New.
15517         (mn10300_memory_move_cost): New.
15518         (mn10300_rtx_costs): Rewrite for both speed and size.  Don't handle
15519         ZERO_EXTRACT.  Do handle UNSPEC, arithmetic, logicals, compare,
15520         extensions, shifts, BSWAP, CLZ.
15521         (mn10300_wide_const_load_uses_clr): Remove.
15522         (TARGET_REGISTER_MOVE_COST): New.
15523         (TARGET_MEMORY_MOVE_COST): New.
15524         * config/mn10300/mn10300-protos.h: Update.
15525         * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Remove.
15526
15527         * config/mn10300/constraints.md ("R", "T"): Remove constraints.
15528         * config/mn10300/mn10300.c (mn10300_mask_ok_for_mem_btst): Remove.
15529         * config/mn10300/mn10300-protos.h: Update.
15530         * config/mn10300/mn10300.md (movsi_internal): Don't use "R".
15531         (*byte_clear, *byte_set, *bit_clear1, *bit_clear2, *bit_set): Remove.
15532         (iorqi3, *am33_iorqi3, *mn10300_iorqi3): Remove.
15533         (*test_int_bitfield, *test_byte_bitfield): Remove.
15534         (*bit_test, *subreg_bit_test): Remove.
15535         * config/mn10300/predicates.md (const_8bit_operand): Remove.
15536
15537         * config/mn10300/constraints.md ("c"): Rename from "A".
15538         ("A", "D"): New constraint letters.
15539         * config/mn10300/mn10300.md (fmasf4): Use the "c" constraint.
15540         (fmssf4, fnmasf4, fnmssf4): Likewise.
15541
15542         * config/mn10300/mn10300.md (isa): New attribute.
15543         (enabled): New attribute.
15544
15545         * config/mn10300/mn10300.md (absdf2, negdf2): Remove.
15546         (abssf2, negsf2): Define only for hardware fp.
15547         (sqrtsf2): Reformat.
15548         (addsf3, subsf3, mulsf3): Merge expander and insn.
15549
15550         * config/mn10300/mn10300.h (ARG_PIONTER_CFA_OFFSET): New.
15551         (DEBUGGER_AUTO_OFFSET): Remove.
15552         (DEBUGGER_ARG_OFFSET): Remove.
15553
15554         * config/mn10300/mn10300.c (mn10300_gen_multiple_store): Make static.
15555         Emit register stores with the same offsets as the hardware.
15556         (mn10300_store_multiple_operation): Don't check that the register
15557         save offsets are monotonic.
15558         * config/mn10300/mn10300-protos.h: Update.
15559
15560         * config/mn10300/mn10300.h (ASM_PN_FORMAT): Delete.
15561
15562         * config/mn10300/mn10300.h (INCOMING_RETURN_ADDR_RTX): Define
15563         in terms of the value on the stack, not the MDR register.
15564
15565 2011-01-11  Jan Hubicka  <jh@suse.cz>
15566
15567         PR lto/45721
15568         PR lto/45375
15569         * tree.h (symbol_alias_set_t): Move typedef here from varasm.c
15570         (symbol_alias_set_destroy, symbol_alias_set_contains,
15571         propagate_aliases_backward): Declare.
15572         * lto-streamer-out.c (struct sets): New sturcture.
15573         (trivally_defined_alias): New function.
15574         (output_alias_pair_p): Rewrite.
15575         (output_unreferenced_globals): Fix output of alias pairs.
15576         (produce_symtab): Likewise.
15577         * ipa.c (function_and_variable_visibility): Set weak alias destination
15578         as needed in lto.
15579         * varasm.c (symbol_alias_set_t): Remove.
15580         (symbol_alias_set_destroy): Export.
15581         (propagate_aliases_forward, propagate_aliases_backward): New functions
15582         based on ...
15583         (compute_visible_aliases): ... this one; remove.
15584         (trivially_visible_alias): New
15585         (trivially_defined_alias): New.
15586         (remove_unreachable_alias_pairs): Rewrite.
15587         (finish_aliases_1): Reorganize code checking if alias is defined.
15588         * passes.c (rest_of_decl_compilation): Do not call assemble_alias when
15589         in LTO mode.
15590
15591 2011-01-11  Richard Guenther  <rguenther@suse.de>
15592
15593         PR tree-optimization/46076
15594         * tree-ssa.c (useless_type_conversion_p): Conversions from
15595         unprototyped to empty argument list function types are useless.
15596
15597 2011-01-11  Richard Guenther  <rguenther@suse.de>
15598
15599         PR middle-end/45235
15600         * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not mark
15601         volatile MEMs as MEM_READONLY_P.
15602
15603 2011-01-11  Richard Guenther  <rguenther@suse.de>
15604
15605         PR tree-optimization/47239
15606         * tree-ssa-ccp.c (get_value_from_alignment): Punt for FUNCTION_DECLs.
15607
15608 2011-01-11  Jeff Law  <law@redhat.com>
15609
15610         PR tree-optimization/47086
15611         * tree-ssa-loop-ivopts.c (find_givs_in_stmt_scev): Do not record
15612         IVs from statements that might throw.
15613
15614 2011-01-10  Jan Hubicka  <jh@suse.cz>
15615
15616         PR lto/45375
15617         * lto-cgraph.c (input_profile_summary): Remove overactive sanity check.
15618
15619 2011-01-10  Jan Hubicka  <jh@suse.cz>
15620
15621         PR lto/45375
15622         * profile.c (read_profile_edge_counts): Ignore profile inconistency
15623         when correcting profile.
15624
15625 2011-01-10  Jan Hubicka  <jh@suse.cz>
15626
15627         PR lto/46083
15628         * lto-streamer-out.c (pack_ts_function_decl_value_fields): Store
15629         DECL_FINI_PRIORITY.
15630         * lto-streamer-in.c (unpack_ts_function_decl_value_fields):
15631         Restore DECL_FINI_PRIORITY.
15632
15633 2011-01-10  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
15634
15635         * doc/gimple.texi: Fix quoting of multi-word return values in
15636         @deftypefn statements.  Ensure presence of return value.  Wrap
15637         overlong @deftypefn lines.
15638         (is_gimple_operand, is_gimple_min_invariant_address): Remove
15639         descriptions of removed functions.
15640         * doc/hostconfig.texi (Host Common): Wrap long line, fix quoting
15641         of multi-word return value in @deftypefn statement.
15642
15643 2011-01-10  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
15644
15645         * doc/gimple.texi (Temporaries, Operands, Compound Lvalues)
15646         (Conditional Expressions, Logical Operators)
15647         (Statement and operand traversals): Do not indent smallexample
15648         code.  Fix duplicate function argument in example.
15649
15650 2011-01-10  Jeff Law  <law@redhat.com>
15651
15652         PR tree-optimization/47141
15653         * ipa-split.c (split_function): Handle case where we are
15654         returning a value and the return block has a virtual operand phi.
15655
15656 2011-01-10  Jan Hubicka  <jh@suse.cz>
15657
15658         PR tree-optimization/47234
15659         * tree-pass.h (TODO_rebuild_cgraph_edges): New TODO.
15660         (pass_feedback_split_functions): Declare.
15661         * passes.c (init_optimization_passes): Add ipa-split as subpass of
15662         tree-profile.
15663         * ipa-split.c (gate_split_functions): Update comments; disable
15664         split-functions for profile_arc_flag and branch_probabilities.
15665         (gate_feedback_split_functions): New function.
15666         (execute_feedback_split_functions): New function.
15667         (pass_feedback_split_functions): New global var.
15668
15669 2011-01-10  H.J. Lu  <hongjiu.lu@intel.com>
15670
15671         PR lto/46760
15672         * tree-inline.c (tree_can_inline_p): Check e->call_stmt before
15673         calling gimple_call_set_cannot_inline.
15674
15675 2011-01-10  Iain Sandoe  <iains@gcc.gnu.org>
15676
15677         * config/darwin-sections.def: Remove unused section.
15678
15679 2011-01-10  Dave Korn  <dave.korn.cygwin@gmail.com>
15680
15681         PR c++/47218
15682         * cgraphunit.c (assemble_thunk): Call resolve_unique_section.
15683
15684 2011-01-09  Nicola Pero  <nicola.pero@meta-innovation.com>
15685
15686         PR objc/47232
15687         * c-parser.c (c_parser_declaration_or_fndef): Improved
15688         error message.
15689
15690 2011-01-09  Kai Tietz  <kai.tietz@onevision.com>
15691
15692         * config/i386/winnt.c (i386_pe_start_function): Make sure
15693         to switch back to function's section.
15694
15695 2011-01-09  Iain Sandoe  <iains@gcc.gnu.org>
15696
15697         PR gcc/46902
15698         PR testsuite/46912
15699         * plugin.c: Move include of dlfcn.h from here...
15700         * system.h: ... to here.
15701
15702 2011-01-09  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
15703
15704         * doc/cpp.texi (C++ Named Operators): Fix markup for header
15705         file name.
15706         * doc/cppinternals.texi (Top): Wrap node in @ifnottex to avoid
15707         two extra empty pages in PDF output.
15708
15709 2011-01-08  Nicola Pero  <nicola.pero@meta-innovation.com>
15710
15711         PR objc/47078
15712         * c-parser.c (c_parser_objc_type_name): If the type is unknown,
15713         for error recovery purposes behave as if it was not specified so
15714         that the default type is usd.
15715
15716 2011-01-07  Jan Hubicka  <jh@suse.cz>
15717
15718         PR tree-optmization/46469
15719         * ipa.c (function_and_variable_visibility): Clear needed flags on
15720         nodes with external decls; handle weakrefs merging correctly.
15721
15722 2011-01-07  Joseph Myers  <joseph@codesourcery.com>
15723
15724         * opts.c (finish_options): Set opts->x_flag_opts_finished to true,
15725         not false.
15726
15727 2011-01-07  Jan Hubicka  <jh@suse.cz>
15728
15729         * doc/invoke.texi (-flto, -fuse-linker-plugin): Update defaults
15730         and no longer claim that gold is required for linker plugin.
15731         * configure: Regenerate.
15732         * gcc.c (PLUGIN_COND): New macro.
15733         (LINK_COMMAND_SPEC): Use it.
15734         (main): Default to plugin enabled with HAVE_LTO_PLUGIN is set.
15735         * config.in (HAVE_LTO_PLUGIN): New.
15736         * configure.ac (--with-lto-plugin): New parameter; autodetect
15737         HAVE_LTO_PLUGIN.
15738
15739 2011-01-07  Jan Hubicka  <jh@suse.cz>
15740
15741         PR tree-optimization/46367
15742         * ipa-inline.c (cgraph_clone_inlined_nodes): Use original function only
15743         when we can update original.
15744         (cgraph_mark_inline_edge): Sanity check.
15745         * ipa-prop.c (ipa_make_edge_direct_to_target): Sanity check.
15746
15747 2011-01-07  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
15748
15749         * config/spu/spu.h (ASM_COMMENT_START): Define.
15750
15751 2011-01-07  H.J. Lu  <hongjiu.lu@intel.com>
15752
15753         PR driver/42445
15754         * gcc.c (%>S): New.
15755         (SWITCH_KEEP_FOR_GCC): Likewise.
15756         (set_collect_gcc_options): Check SWITCH_KEEP_FOR_GCC.
15757         (do_spec_1): Handle "%>".
15758
15759         * config/i386/i386.h (CC1_CPU_SPEC): Replace "%<" with "%>".
15760
15761 2011-01-07  Jakub Jelinek  <jakub@redhat.com>
15762
15763         PR target/47201
15764         * config/i386/i386.c (ix86_delegitimize_address): If
15765         simplify_gen_subreg fails, return orig_x.
15766
15767         PR bootstrap/47187
15768         * value-prof.c (gimple_stringop_fixed_value): Handle
15769         lhs of the call properly.
15770
15771 2011-01-07  Jan Hubicka  <jh@suse.cz>
15772
15773         PR lto/45375
15774         * lto-opt.c (lto_reissue_options): Set flag_shlib.
15775
15776 2011-01-07  Iain Sandoe  <iains@gcc.gnu.org>
15777
15778         * target.def (function_switched_text_sections): New hook.
15779         * doc/tm.texi: Regenerated.
15780         * doc/tm.texi.in (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
15781         * final.c (default_function_switched_text_sections): New.
15782         (final_scan_insn): Call function_switched_text_sections when a
15783         mid-function section change occurs.
15784         * output.h (default_function_switched_text_sections): Declare.
15785         * config/darwin-protos.h (darwin_function_switched_text_sections):
15786         Likewise.
15787         * config/darwin.c (darwin_function_switched_text_sections): New.
15788         * config/darwin.h (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
15789
15790 2011-01-07  Iain Sandoe  <iains@gcc.gnu.org>
15791
15792         * dwarf2out.c (gen_subprogram_die):  Add pubnames with code ranges for
15793         DWARF >= 3.  Add pubnames for the primary section and a reduced DIE for
15794         the secondary code fragment when outputting for DWARF == 2.
15795
15796 2011-01-07  Anatoly Sokolov  <aesok@post.ru>
15797
15798         * config/xtensa/xtensa.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
15799         * config/xtensa/xtensa-protos.h (xtensa_output_addr_const_extra):
15800         Remove.
15801         * config/xtensa/xtensa.c (xtensa_output_addr_const_extra): Make static.
15802         (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
15803
15804 2011-01-06  Eric Botcazou  <ebotcazou@adacore.com>
15805
15806         PR debug/46704
15807         * dwarf2out.c (dwarf2out_finish): Output the debug_aranges section only
15808         when it is not empty.
15809
15810 2011-01-06  Changpeng Fang  <changpeng.fang@amd.com>
15811
15812         Bobcat Enablement
15813         * config.gcc (i[34567]86-*-linux* | ...): Add btver1.
15814         (case ${target}): Add btver1.
15815         * config/i386/driver-i386.c (host_detect_local_cpu): Let
15816         -march=native recognize btver1 processors.
15817         * config/i386/i386-c.c (ix86_target_macros_internal): Add
15818         btver1 def_and_undef
15819         * config/i386/i386.c (struct processor_costs btver1_cost): New
15820         btver1 cost table.
15821         (m_BTVER1): New definition.
15822         (m_AMD_MULTIPLE): Includes m_BTVER1.
15823         (initial_ix86_tune_features): Add btver1 tune.
15824         (processor_target_table): Add btver1 entry.
15825         (static const char *const cpu_names): Add btver1 entry.
15826         (software_prefetching_beneficial_p): Add btver1.
15827         (ix86_option_override_internal): Add btver1 instruction sets.
15828         (ix86_issue_rate): Add btver1.
15829         (ix86_adjust_cost): Add btver1.
15830         * config/i386/i386.h (TARGET_BTVER1): New definition.
15831         (enum target_cpu_default): Add TARGET_CPU_DEFAULT_btver1.
15832         (enum processor_type): Add PROCESSOR_BTVER1.
15833         * config/i386/i386.md (define_attr "cpu"): Add btver1.
15834
15835 2011-01-06  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
15836
15837         PR target/43309
15838         * config/i386/i386.c (legitimize_tls_address)
15839         <TLS_MODEL_INITIAL_EXEC>: Handle TARGET_64BIT && TARGET_SUN_TLS.
15840         * config/i386/i386.md (UNSPEC_TLS_IE_SUN): Declare.
15841         (tls_initial_exec_64_sun): New pattern.
15842
15843 2011-01-06  Gerald Pfeifer  <gerald@pfeifer.com>
15844
15845         * doc/invoke.texi (Overall Options): Improve wording and markup
15846         of the description of -wrapper.
15847
15848 2011-01-06  Joseph Myers  <joseph@codesourcery.com>
15849
15850         * config/sol2.opt (G, YP,, Ym,, compat-bsd, pthread, pthreads,
15851         rdynamic, threads): New Driver options.
15852
15853 2011-01-06  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
15854
15855         PR target/38118
15856         * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Also switch to .bss
15857         if coming from .tdata.
15858         * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
15859
15860 2011-01-06  Jan Hubicka  <jh@suse.cz>
15861
15862         PR lto/47188
15863         * collect2.c (main): Do not enable LTOmode when plugin is active.
15864
15865 2011-01-06  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
15866
15867         PR other/45915
15868         * configure.ac (gcc_cv_as_gnu_unique_object): Only use ldd
15869         --version output if supported.
15870         * configure: Regenerate.
15871
15872 2011-01-06  Joseph Myers  <joseph@codesourcery.com>
15873
15874         * config/linux-android.opt (tno-android-cc, tno-android-ld): New
15875         Driver options.
15876
15877 2011-01-06  Jakub Jelinek  <jakub@redhat.com>
15878
15879         PR c/47150
15880         * c-convert.c (convert): When converting a complex expression
15881         other than COMPLEX_EXPR to a different complex type, ensure
15882         c_save_expr is called instead of save_expr, unless in_late_binary_op.
15883         * c-typeck.c (convert_for_assignment): Set in_late_binary_op also
15884         when converting COMPLEX_TYPE.
15885
15886 2011-01-06  Ira Rosen  <irar@il.ibm.com>
15887
15888         PR tree-optimization/47139
15889         * tree-vect-loop.c (vect_is_simple_reduction_1): Check that
15890         only the last reduction value is used outside the loop.  Update
15891         documentation.
15892
15893 2011-01-05  Joseph Myers  <joseph@codesourcery.com>
15894
15895         * config/rtems.opt: New.
15896         * config.gcc (*-*-rtems*): Use rtems.opt.
15897
15898 2011-01-05  Changpeng Fang  <changpeng.fang@amd.com>
15899
15900         * config/i386/i386.c (ix86_option_override_internal): Bulldozer
15901         processors do not support 3DNow instructions.
15902
15903 2011-01-05  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
15904
15905         * config/spu/spu.c (spu_option_override): Set parameter
15906         PARAM_MAX_COMPLETELY_PEEL_TIMES to 4 instead of 1.
15907
15908 2011-01-05  Jan Hubicka  <jh@suse.cz>
15909
15910         * lto-wrapper.c (run_gcc): Default to WHOPR mode when none is specified
15911         at the command line.
15912
15913 2011-01-05  Martin Jambor  <mjambor@suse.cz>
15914
15915         PR lto/47162
15916         * lto-cgraph.c (output_cgraph_opt_summary_p): Also check for thunk
15917         deltas on streamed outgoing edges.
15918         (output_node_opt_summary): Output info for outgoing edges only when
15919         the node is in new parameter set.
15920         (output_cgraph_opt_summary): New parameter set, passed to the two
15921         aforementioned functions.  Update its forward declaration and its
15922         callee too.
15923
15924 2011-01-05  Tom Tromey  <tromey@redhat.com>
15925
15926         * c-parser.c (c_parser_omp_atomic): Pass location of assignment
15927         operator to c_finish_omp_atomic.
15928         * c-typeck.c (lvalue_or_else): Add 'loc' argument.
15929         (build_unary_op): Update.
15930         (build_modify_expr): Update.
15931         (build_asm_expr): Update.
15932
15933 2011-01-05  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
15934
15935         * config/spu/spu.c (emit_nop_for_insn): Set INSN_LOCATOR for
15936         newly inserted insns.
15937         (pad_bb): Likewise.
15938         (spu_emit_branch_hint): Likewise.
15939         (insert_hbrp_for_ilb_runout): Likewise.
15940         (spu_machine_dependent_reorg): Call df_finish_pass after
15941         schedule_insns returns.
15942
15943 2011-01-05  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
15944
15945         * config/spu/spu.c (spu_expand_prologue): Support -fstack-usage.
15946
15947 2011-01-05  Eric Botcazou  <ebotcazou@adacore.com>
15948
15949         PR tree-optimization/47005
15950         * tree-sra.c (struct access): Add 'non_addressable' bit.
15951         (create_access): Set it for a DECL_NONADDRESSABLE_P field.
15952         (decide_one_param_reduction): Return 0 if the parameter is passed by
15953         reference and one of the accesses in the group is non_addressable.
15954
15955 2011-01-04  Eric Botcazou  <ebotcazou@adacore.com>
15956
15957         PR tree-optimization/47056
15958         * cgraphbuild.c (mark_address): Remove ATTRIBUTE_UNUSED markers.
15959         (mark_load): Likewise.  Handle FUNCTION_DECL specially.
15960         (mark_store): Likewise.  Pass STMT to ipa_record_reference.
15961
15962 2011-01-04  Eric Botcazou  <ebotcazou@adacore.com>
15963
15964         * dwarf2out.c (rtl_for_decl_init): Strip no-op conversions off the
15965         initializer.  Skip view conversions from aggregate types.
15966
15967 2011-01-04  Kai Tietz  <kai.tietz@onevision.com>
15968
15969         PR bootstrap/47055
15970         * libgcov.c (gcov_exit): Check for HAS_DRIVE_SPEC.
15971
15972 2011-01-04  Philipp Thomas  <pth@suse.de>
15973
15974         * config/microblaze/microbalse.opt (mxl-float-convert): Fix
15975         obvious typo.
15976
15977 2011-01-04  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
15978
15979         * function.c (thread_prologue_and_epilogue_insns): Do not crash
15980         on empty epilogue sequences.
15981
15982 2011-01-04  Joseph Myers  <joseph@codesourcery.com>
15983
15984         * config/vxworks.opt (Bdynamic, Bstatic, Xbind-lazy, Xbind-now,
15985         non-static): New Driver options.
15986
15987 2011-01-04  Jie Zhang  <jie@codesourcery.com>
15988
15989         PR driver/47137
15990         * gcc.c (default_compilers[]): Set combinable field to 0
15991         for all assembly languages.
15992
15993 2011-01-04  Mingjie Xing  <mingjie.xing@gmail.com>
15994
15995         * config/mips/loongson3a.md: New file.
15996         * config/mips/mips.md: Include loongson3a.md.
15997         * config/mips/mips.c (mips_multipass_dfa_lookahead): Return 4 when
15998         TUNE_LOONGSON_3A.
15999
16000 2011-01-03  Eric Botcazou  <ebotcazou@adacore.com>
16001
16002         PR middle-end/47017
16003         * expr.c (expand_expr_real_1) <MEM_REF>: Call memory_address_addr_space
16004         instead of convert_memory_address_addr_space on the base expression.
16005
16006 2011-01-03  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
16007
16008         * config/spu/spu.c (spu_option_override): Update error text
16009         for bad -march= / -mtune= values.
16010
16011 2011-01-03  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
16012
16013         * config/spu/spu.c (asm_file_start): Only reset flag_var_tracking
16014         if branch-hint optimization will be performed.
16015
16016 2011-01-03  Jakub Jelinek  <jakub@redhat.com>
16017
16018         PR tree-optimization/47148
16019         * ipa-split.c (split_function): Convert arguments to
16020         DECL_ARG_TYPE if possible.
16021
16022         PR tree-optimization/47155
16023         * tree-ssa-ccp.c (bit_value_binop_1): Use r1type instead of type
16024         when computing uns.
16025
16026         PR rtl-optimization/47157
16027         * combine.c (try_combine): If undobuf.other_insn becomes
16028         (set (pc) (pc)) jump, call update_cfg_for_uncondjump on it
16029         and set *new_direct_jump_p too.
16030
16031 2011-01-03  Sebastian Pop  <sebastian.pop@amd.com>
16032
16033         PR tree-optimization/47021
16034         * graphite-sese-to-poly.c (scan_tree_for_params): Handle ADDR_EXPR.
16035
16036 2011-01-03  Jakub Jelinek  <jakub@redhat.com>
16037
16038         * gcc.c (process_command): Update copyright notice dates.
16039         * gcov.c (print_version): Likewise.
16040         * gcov-dump.c (print_version): Likewise.
16041         * mips-tfile.c (main): Likewise.
16042         * mips-tdump.c (main): Likewise.
16043
16044 2011-01-03  Martin Jambor  <mjambor@suse.cz>
16045
16046         PR tree-optimization/46801
16047         * tree-sra.c (type_internals_preclude_sra_p): Check whether
16048         aggregate fields start at byte boundary instead of the bit-field flag.
16049
16050 2011-01-03  H.J. Lu  <hongjiu.lu@intel.com>
16051
16052         PR driver/47137
16053         * gcc.c (main): Revert revision 168407.
16054
16055 2011-01-03  Martin Jambor  <mjambor@suse.cz>
16056
16057         * lto-cgraph.c (input_cgraph_opt_section): Use the correct section type.
16058
16059 2011-01-03  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
16060
16061         * tree-vect-generic.c (expand_vector_operations_1): When using vector/
16062         vector optab to expand vector/scalar shift, update gimple to vector.
16063
16064 2011-01-03  Martin Jambor  <mjambor@suse.cz>
16065
16066         * cgraphunit.c (verify_cgraph_node): Verify there is no direct call to
16067         a thunk.
16068
16069 2011-01-03  Martin Jambor  <mjambor@suse.cz>
16070
16071         PR tree-optimization/46984
16072         * cgraph.h (cgraph_indirect_call_info): make field thunk_delta
16073         HOST_WIDE_INT.
16074         (cgraph_create_indirect_edge): Fixed line length.
16075         (cgraph_indirect_call_info): Declare.
16076         (cgraph_make_edge_direct) Update declaration.
16077         * cgraph.c (cgraph_allocate_init_indirect_info): New function.
16078         (cgraph_create_indirect_edge): Use it.
16079         (cgraph_make_edge_direct): Made delta HOST_WIDE_INT.  Updated all
16080         callees.
16081         * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update for
16082         the new thunk_delta representation.
16083         * ipa-prop.c (ipa_make_edge_direct_to_target): Convert delta to
16084         HOST_WIDE_INT.
16085         (ipa_write_indirect_edge_info): Remove streaming of thunk_delta.
16086         (ipa_read_indirect_edge_info): Likewise.
16087         * lto-cgraph.c (output_edge_opt_summary): New function.
16088         (output_node_opt_summary): Call it on all outgoing edges.
16089         (input_edge_opt_summary): New function.
16090         (input_node_opt_summary): Call it on all outgoing edges.
16091
16092 2011-01-02  H.J. Lu  <hongjiu.lu@intel.com>
16093
16094         PR driver/47137
16095         * gcc.c (main): Don't check have_o when settting combine_inputs.
16096
16097 2011-01-02  Eric Botcazou  <ebotcazou@adacore.com>
16098
16099         * regrename.c: Add general comment describing the pass.
16100         (struct du_head): Remove 'length' field.
16101         (get_element, merge_sort_comparison, merge, sort_du_head): Remove.
16102         (regrename_optimize): Do not sort chains.  Rework comments, add others.
16103         Force renaming to the preferred class (if any) in the first pass and do
16104         not consider registers that belong to it in the second pass.
16105         (create_new_chain): Do not set 'length' field.
16106         (scan_rtx_reg): Likewise.
16107
16108 2011-01-02  Jakub Jelinek  <jakub@redhat.com>
16109
16110         PR tree-optimization/47140
16111         * tree-ssa-ccp.c (evaluate_stmt): For binary assignments, use
16112         TREE_TYPE (lhs) instead of TREE_TYPE (rhs1) as second argument
16113         to bit_value_binop.
16114
16115         PR rtl-optimization/47028
16116         * cfgexpand.c (gimple_expand_cfg): Insert entry edge insertions after
16117         parm_birth_insn instead of at the beginning of first bb.
16118
16119 2011-01-02  Mingjie Xing  <mingjie.xing@gmail.com>
16120
16121         * doc/generic.texi: Remove duplicated "@subsubsection Statements".
16122         Remove the word "see" before "@pxref".
16123         * doc/rtl.texi: Remove the word "see" before "@pxref".
16124
16125 2011-01-01  Jan Hubicka  <jh@suse.cz>
16126
16127         * tree-loop-distribution.c (tree_loop_distribution): Do not use freed
16128         memory.
16129
16130 2011-01-01  Kai Tietz  <kai.tietz@onevision.com>
16131
16132         PR target/38662
16133         * tree.c (type_hash_eq): Call language hook for METHOD_TYPEs, too.
16134
16135 \f
16136 Copyright (C) 2011 Free Software Foundation, Inc.
16137
16138 Copying and distribution of this file, with or without modification,
16139 are permitted in any medium without royalty provided the copyright
16140 notice and this notice are preserved.