gcc/ada/snames.adb

   1 ------------------------------------------------------------------------------
   2 --                                                                          --
   3 --                         GNAT COMPILER COMPONENTS                         --
   4 --                                                                          --
   5 --                               S N A M E S                                --
   6 --                                                                          --
   7 --                                 B o d y                                  --
   8 --                                                                          --
   9 --          Copyright (C) 1992-2004, Free Software Foundation, Inc.         --
  10 --                                                                          --
  11 -- GNAT is free software;  you can  redistribute it  and/or modify it under --
  12 -- terms of the  GNU General Public License as published  by the Free Soft- --
  13 -- ware  Foundation;  either version 2,  or (at your option) any later ver- --
  14 -- sion.  GNAT is distributed in the hope that it will be useful, but WITH- --
  15 -- OUT ANY WARRANTY;  without even the  implied warranty of MERCHANTABILITY --
  16 -- or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License --
  17 -- for  more details.  You should have  received  a copy of the GNU General --
  18 -- Public License  distributed with GNAT;  see file COPYING.  If not, write --
  19 -- to  the Free Software Foundation,  59 Temple Place - Suite 330,  Boston, --
  20 -- MA 02111-1307, USA.                                                      --
  21 --                                                                          --
  22 -- As a special exception,  if other files  instantiate  generics from this --
  23 -- unit, or you link  this unit with other files  to produce an executable, --
  24 -- this  unit  does not  by itself cause  the resulting  executable  to  be --
  25 -- covered  by the  GNU  General  Public  License.  This exception does not --
  26 -- however invalidate  any other reasons why  the executable file  might be --
  27 -- covered by the  GNU Public License.                                      --
  28 --                                                                          --
  29 -- GNAT was originally developed  by the GNAT team at  New York University. --
  30 -- Extensive contributions were provided by Ada Core Technologies Inc.      --
  31 --                                                                          --
  32 ------------------------------------------------------------------------------
  33
  34 with Namet; use Namet;
  35 with Table;
  36
  37 package body Snames is
  38
  39    --  Table used to record convention identifiers
  40
  41    type Convention_Id_Entry is record
  42       Name       : Name_Id;
  43       Convention : Convention_Id;
  44    end record;
  45
  46    package Convention_Identifiers is new Table.Table (
  47      Table_Component_Type => Convention_Id_Entry,
  48      Table_Index_Type     => Int,
  49      Table_Low_Bound      => 1,
  50      Table_Initial        => 50,
  51      Table_Increment      => 200,
  52      Table_Name           => "Name_Convention_Identifiers");
  53
  54    --  Table of names to be set by Initialize. Each name is terminated by a
  55    --  single #, and the end of the list is marked by a null entry, i.e. by
  56    --  two # marks in succession. Note that the table does not include the
  57    --  entries for a-z, since these are initialized by Namet itself.
  58
  59    Preset_Names : constant String :=
  60      "_parent#" &
  61      "_tag#" &
  62      "off#" &
  63      "space#" &
  64      "time#" &
  65      "_abort_signal#" &
  66      "_alignment#" &
  67      "_assign#" &
  68      "_chain#" &
  69      "_clean#" &
  70      "_controller#" &
  71      "_entry_bodies#" &
  72      "_expunge#" &
  73      "_final_list#" &
  74      "_idepth#" &
  75      "_init#" &
  76      "_local_final_list#" &
  77      "_master#" &
  78      "_object#" &
  79      "_priority#" &
  80      "_process_atsd#" &
  81      "_secondary_stack#" &
  82      "_service#" &
  83      "_size#" &
  84      "_tags#" &
  85      "_task#" &
  86      "_task_id#" &
  87      "_task_info#" &
  88      "_task_name#" &
  89      "_trace_sp#" &
  90      "initialize#" &
  91      "adjust#" &
  92      "finalize#" &
  93      "next#" &
  94      "prev#" &
  95      "_typecode#" &
  96      "_from_any#" &
  97      "_to_any#" &
  98      "allocate#" &
  99      "deallocate#" &
 100      "dereference#" &
 101      "decimal_io#" &
 102      "enumeration_io#" &
 103      "fixed_io#" &
 104      "float_io#" &
 105      "integer_io#" &
 106      "modular_io#" &
 107      "a_textio#" &
 108      "a_witeio#" &
 109      "const#" &
 110      "<error>#" &
 111      "go#" &
 112      "put#" &
 113      "put_line#" &
 114      "to#" &
 115      "finalization#" &
 116      "finalization_root#" &
 117      "interfaces#" &
 118      "standard#" &
 119      "system#" &
 120      "text_io#" &
 121      "wide_text_io#" &
 122      "no_dsa#" &
 123      "glade_dsa#" &
 124      "polyorb_dsa#" &
 125      "addr#" &
 126      "async#" &
 127      "get_active_partition_id#" &
 128      "get_rci_package_receiver#" &
 129      "get_rci_package_ref#" &
 130      "origin#" &
 131      "params#" &
 132      "partition#" &
 133      "partition_interface#" &
 134      "ras#" &
 135      "call#" &
 136      "rci_name#" &
 137      "receiver#" &
 138      "result#" &
 139      "rpc#" &
 140      "subp_id#" &
 141      "operation#" &
 142      "argument#" &
 143      "arg_modes#" &
 144      "handler#" &
 145      "target#" &
 146      "req#" &
 147      "obj_typecode#" &
 148      "Oabs#" &
 149      "Oand#" &
 150      "Omod#" &
 151      "Onot#" &
 152      "Oor#" &
 153      "Orem#" &
 154      "Oxor#" &
 155      "Oeq#" &
 156      "One#" &
 157      "Olt#" &
 158      "Ole#" &
 159      "Ogt#" &
 160      "Oge#" &
 161      "Oadd#" &
 162      "Osubtract#" &
 163      "Oconcat#" &
 164      "Omultiply#" &
 165      "Odivide#" &
 166      "Oexpon#" &
 167      "ada_83#" &
 168      "ada_95#" &
 169      "c_pass_by_copy#" &
 170      "compile_time_warning#" &
 171      "component_alignment#" &
 172      "convention_identifier#" &
 173      "discard_names#" &
 174      "elaboration_checks#" &
 175      "eliminate#" &
 176      "explicit_overriding#" &
 177      "extend_system#" &
 178      "extensions_allowed#" &
 179      "external_name_casing#" &
 180      "float_representation#" &
 181      "initialize_scalars#" &
 182      "interrupt_state#" &
 183      "license#" &
 184      "locking_policy#" &
 185      "long_float#" &
 186      "no_run_time#" &
 187      "no_strict_aliasing#" &
 188      "normalize_scalars#" &
 189      "polling#" &
 190      "persistent_data#" &
 191      "persistent_object#" &
 192      "profile#" &
 193      "propagate_exceptions#" &
 194      "queuing_policy#" &
 195      "ravenscar#" &
 196      "restricted_run_time#" &
 197      "restrictions#" &
 198      "restriction_warnings#" &
 199      "reviewable#" &
 200      "source_file_name#" &
 201      "source_file_name_project#" &
 202      "style_checks#" &
 203      "suppress#" &
 204      "suppress_exception_locations#" &
 205      "task_dispatching_policy#" &
 206      "universal_data#" &
 207      "unsuppress#" &
 208      "use_vads_size#" &
 209      "validity_checks#" &
 210      "warnings#" &
 211      "abort_defer#" &
 212      "all_calls_remote#" &
 213      "annotate#" &
 214      "assert#" &
 215      "asynchronous#" &
 216      "atomic#" &
 217      "atomic_components#" &
 218      "attach_handler#" &
 219      "comment#" &
 220      "common_object#" &
 221      "complex_representation#" &
 222      "controlled#" &
 223      "convention#" &
 224      "cpp_class#" &
 225      "cpp_constructor#" &
 226      "cpp_virtual#" &
 227      "cpp_vtable#" &
 228      "debug#" &
 229      "elaborate#" &
 230      "elaborate_all#" &
 231      "elaborate_body#" &
 232      "export#" &
 233      "export_exception#" &
 234      "export_function#" &
 235      "export_object#" &
 236      "export_procedure#" &
 237      "export_value#" &
 238      "export_valued_procedure#" &
 239      "external#" &
 240      "finalize_storage_only#" &
 241      "ident#" &
 242      "import#" &
 243      "import_exception#" &
 244      "import_function#" &
 245      "import_object#" &
 246      "import_procedure#" &
 247      "import_valued_procedure#" &
 248      "inline#" &
 249      "inline_always#" &
 250      "inline_generic#" &
 251      "inspection_point#" &
 252      "interface#" &
 253      "interface_name#" &
 254      "interrupt_handler#" &
 255      "interrupt_priority#" &
 256      "java_constructor#" &
 257      "java_interface#" &
 258      "keep_names#" &
 259      "link_with#" &
 260      "linker_alias#" &
 261      "linker_options#" &
 262      "linker_section#" &
 263      "list#" &
 264      "machine_attribute#" &
 265      "main#" &
 266      "main_storage#" &
 267      "memory_size#" &
 268      "no_return#" &
 269      "obsolescent#" &
 270      "optimize#" &
 271      "optional_overriding#" &
 272      "overriding#" &
 273      "pack#" &
 274      "page#" &
 275      "passive#" &
 276      "preelaborate#" &
 277      "priority#" &
 278      "psect_object#" &
 279      "pure#" &
 280      "pure_function#" &
 281      "remote_call_interface#" &
 282      "remote_types#" &
 283      "share_generic#" &
 284      "shared#" &
 285      "shared_passive#" &
 286      "source_reference#" &
 287      "stream_convert#" &
 288      "subtitle#" &
 289      "suppress_all#" &
 290      "suppress_debug_info#" &
 291      "suppress_initialization#" &
 292      "system_name#" &
 293      "task_info#" &
 294      "task_name#" &
 295      "task_storage#" &
 296      "thread_body#" &
 297      "time_slice#" &
 298      "title#" &
 299      "unchecked_union#" &
 300      "unimplemented_unit#" &
 301      "unreferenced#" &
 302      "unreserve_all_interrupts#" &
 303      "volatile#" &
 304      "volatile_components#" &
 305      "weak_external#" &
 306      "ada#" &
 307      "assembler#" &
 308      "cobol#" &
 309      "cpp#" &
 310      "fortran#" &
 311      "intrinsic#" &
 312      "java#" &
 313      "stdcall#" &
 314      "stubbed#" &
 315      "asm#" &
 316      "assembly#" &
 317      "default#" &
 318      "dll#" &
 319      "win32#" &
 320      "as_is#" &
 321      "body_file_name#" &
 322      "boolean_entry_barriers#" &
 323      "casing#" &
 324      "code#" &
 325      "component#" &
 326      "component_size_4#" &
 327      "copy#" &
 328      "d_float#" &
 329      "descriptor#" &
 330      "dot_replacement#" &
 331      "dynamic#" &
 332      "entity#" &
 333      "external_name#" &
 334      "first_optional_parameter#" &
 335      "form#" &
 336      "g_float#" &
 337      "gcc#" &
 338      "gnat#" &
 339      "gpl#" &
 340      "ieee_float#" &
 341      "internal#" &
 342      "link_name#" &
 343      "lowercase#" &
 344      "max_entry_queue_depth#" &
 345      "max_entry_queue_length#" &
 346      "max_size#" &
 347      "mechanism#" &
 348      "mixedcase#" &
 349      "modified_gpl#" &
 350      "name#" &
 351      "nca#" &
 352      "no#" &
 353      "on#" &
 354      "parameter_types#" &
 355      "reference#" &
 356      "no_dynamic_attachment#" &
 357      "no_dynamic_interrupts#" &
 358      "no_requeue#" &
 359      "no_requeue_statements#" &
 360      "no_task_attributes#" &
 361      "no_task_attributes_package#" &
 362      "restricted#" &
 363      "result_mechanism#" &
 364      "result_type#" &
 365      "runtime#" &
 366      "sb#" &
 367      "secondary_stack_size#" &
 368      "section#" &
 369      "semaphore#" &
 370      "simple_barriers#" &
 371      "spec_file_name#" &
 372      "static#" &
 373      "stack_size#" &
 374      "subunit_file_name#" &
 375      "task_stack_size_default#" &
 376      "task_type#" &
 377      "time_slicing_enabled#" &
 378      "top_guard#" &
 379      "uba#" &
 380      "ubs#" &
 381      "ubsb#" &
 382      "unit_name#" &
 383      "unknown#" &
 384      "unrestricted#" &
 385      "uppercase#" &
 386      "user#" &
 387      "vax_float#" &
 388      "vms#" &
 389      "working_storage#" &
 390      "abort_signal#" &
 391      "access#" &
 392      "address#" &
 393      "address_size#" &
 394      "aft#" &
 395      "alignment#" &
 396      "asm_input#" &
 397      "asm_output#" &
 398      "ast_entry#" &
 399      "bit#" &
 400      "bit_order#" &
 401      "bit_position#" &
 402      "body_version#" &
 403      "callable#" &
 404      "caller#" &
 405      "code_address#" &
 406      "component_size#" &
 407      "compose#" &
 408      "constrained#" &
 409      "count#" &
 410      "default_bit_order#" &
 411      "definite#" &
 412      "delta#" &
 413      "denorm#" &
 414      "digits#" &
 415      "elaborated#" &
 416      "emax#" &
 417      "enum_rep#" &
 418      "epsilon#" &
 419      "exponent#" &
 420      "external_tag#" &
 421      "first#" &
 422      "first_bit#" &
 423      "fixed_value#" &
 424      "fore#" &
 425      "has_discriminants#" &
 426      "identity#" &
 427      "img#" &
 428      "integer_value#" &
 429      "large#" &
 430      "last#" &
 431      "last_bit#" &
 432      "leading_part#" &
 433      "length#" &
 434      "machine_emax#" &
 435      "machine_emin#" &
 436      "machine_mantissa#" &
 437      "machine_overflows#" &
 438      "machine_radix#" &
 439      "machine_rounds#" &
 440      "machine_size#" &
 441      "mantissa#" &
 442      "max_size_in_storage_elements#" &
 443      "maximum_alignment#" &
 444      "mechanism_code#" &
 445      "model_emin#" &
 446      "model_epsilon#" &
 447      "model_mantissa#" &
 448      "model_small#" &
 449      "modulus#" &
 450      "null_parameter#" &
 451      "object_size#" &
 452      "partition_id#" &
 453      "passed_by_reference#" &
 454      "pool_address#" &
 455      "pos#" &
 456      "position#" &
 457      "range#" &
 458      "range_length#" &
 459      "round#" &
 460      "safe_emax#" &
 461      "safe_first#" &
 462      "safe_large#" &
 463      "safe_last#" &
 464      "safe_small#" &
 465      "scale#" &
 466      "scaling#" &
 467      "signed_zeros#" &
 468      "size#" &
 469      "small#" &
 470      "storage_size#" &
 471      "storage_unit#" &
 472      "tag#" &
 473      "target_name#" &
 474      "terminated#" &
 475      "to_address#" &
 476      "type_class#" &
 477      "uet_address#" &
 478      "unbiased_rounding#" &
 479      "unchecked_access#" &
 480      "unconstrained_array#" &
 481      "universal_literal_string#" &
 482      "unrestricted_access#" &
 483      "vads_size#" &
 484      "val#" &
 485      "valid#" &
 486      "value_size#" &
 487      "version#" &
 488      "wchar_t_size#" &
 489      "wide_width#" &
 490      "width#" &
 491      "word_size#" &
 492      "adjacent#" &
 493      "ceiling#" &
 494      "copy_sign#" &
 495      "floor#" &
 496      "fraction#" &
 497      "image#" &
 498      "input#" &
 499      "machine#" &
 500      "max#" &
 501      "min#" &
 502      "model#" &
 503      "pred#" &
 504      "remainder#" &
 505      "rounding#" &
 506      "succ#" &
 507      "truncation#" &
 508      "value#" &
 509      "wide_image#" &
 510      "wide_value#" &
 511      "output#" &
 512      "read#" &
 513      "write#" &
 514      "elab_body#" &
 515      "elab_spec#" &
 516      "storage_pool#" &
 517      "base#" &
 518      "class#" &
 519      "ceiling_locking#" &
 520      "inheritance_locking#" &
 521      "fifo_queuing#" &
 522      "priority_queuing#" &
 523      "fifo_within_priorities#" &
 524      "access_check#" &
 525      "accessibility_check#" &
 526      "discriminant_check#" &
 527      "division_check#" &
 528      "elaboration_check#" &
 529      "index_check#" &
 530      "length_check#" &
 531      "overflow_check#" &
 532      "range_check#" &
 533      "storage_check#" &
 534      "tag_check#" &
 535      "all_checks#" &
 536      "abort#" &
 537      "abs#" &
 538      "accept#" &
 539      "and#" &
 540      "all#" &
 541      "array#" &
 542      "at#" &
 543      "begin#" &
 544      "body#" &
 545      "case#" &
 546      "constant#" &
 547      "declare#" &
 548      "delay#" &
 549      "do#" &
 550      "else#" &
 551      "elsif#" &
 552      "end#" &
 553      "entry#" &
 554      "exception#" &
 555      "exit#" &
 556      "for#" &
 557      "function#" &
 558      "generic#" &
 559      "goto#" &
 560      "if#" &
 561      "in#" &
 562      "is#" &
 563      "limited#" &
 564      "loop#" &
 565      "mod#" &
 566      "new#" &
 567      "not#" &
 568      "null#" &
 569      "of#" &
 570      "or#" &
 571      "others#" &
 572      "out#" &
 573      "package#" &
 574      "pragma#" &
 575      "private#" &
 576      "procedure#" &
 577      "raise#" &
 578      "record#" &
 579      "rem#" &
 580      "renames#" &
 581      "return#" &
 582      "reverse#" &
 583      "select#" &
 584      "separate#" &
 585      "subtype#" &
 586      "task#" &
 587      "terminate#" &
 588      "then#" &
 589      "type#" &
 590      "use#" &
 591      "when#" &
 592      "while#" &
 593      "with#" &
 594      "xor#" &
 595      "divide#" &
 596      "enclosing_entity#" &
 597      "exception_information#" &
 598      "exception_message#" &
 599      "exception_name#" &
 600      "file#" &
 601      "import_address#" &
 602      "import_largest_value#" &
 603      "import_value#" &
 604      "is_negative#" &
 605      "line#" &
 606      "rotate_left#" &
 607      "rotate_right#" &
 608      "shift_left#" &
 609      "shift_right#" &
 610      "shift_right_arithmetic#" &
 611      "source_location#" &
 612      "unchecked_conversion#" &
 613      "unchecked_deallocation#" &
 614      "to_pointer#" &
 615      "abstract#" &
 616      "aliased#" &
 617      "protected#" &
 618      "until#" &
 619      "requeue#" &
 620      "tagged#" &
 621      "raise_exception#" &
 622      "binder#" &
 623      "body_suffix#" &
 624      "builder#" &
 625      "compiler#" &
 626      "cross_reference#" &
 627      "default_switches#" &
 628      "exec_dir#" &
 629      "executable#" &
 630      "executable_suffix#" &
 631      "extends#" &
 632      "finder#" &
 633      "global_configuration_pragmas#" &
 634      "gnatls#" &
 635      "gnatstub#" &
 636      "implementation#" &
 637      "implementation_exceptions#" &
 638      "implementation_suffix#" &
 639      "languages#" &
 640      "library_dir#" &
 641      "library_auto_init#" &
 642      "library_gcc#" &
 643      "library_interface#" &
 644      "library_kind#" &
 645      "library_name#" &
 646      "library_options#" &
 647      "library_reference_symbol_file#" &
 648      "library_src_dir#" &
 649      "library_symbol_file#" &
 650      "library_symbol_policy#" &
 651      "library_version#" &
 652      "linker#" &
 653      "local_configuration_pragmas#" &
 654      "locally_removed_files#" &
 655      "naming#" &
 656      "object_dir#" &
 657      "pretty_printer#" &
 658      "project#" &
 659      "separate_suffix#" &
 660      "source_dirs#" &
 661      "source_files#" &
 662      "source_list_file#" &
 663      "spec#" &
 664      "spec_suffix#" &
 665      "specification#" &
 666      "specification_exceptions#" &
 667      "specification_suffix#" &
 668      "switches#" &
 669      "unaligned_valid#" &
 670       "#";
 671
 672    ---------------------
 673    -- Generated Names --
 674    ---------------------
 675
 676    --  This section lists the various cases of generated names which are
 677    --  built from existing names by adding unique leading and/or trailing
 678    --  upper case letters. In some cases these names are built recursively,
 679    --  in particular names built from types may be built from types which
 680    --  themselves have generated names. In this list, xxx represents an
 681    --  existing name to which identifying letters are prepended or appended,
 682    --  and a trailing n represents a serial number in an external name that
 683    --  has some semantic significance (e.g. the n'th index type of an array).
 684
 685    --    xxxA    access type for formal xxx in entry param record   (Exp_Ch9)
 686    --    xxxB    tag table for tagged type xxx                      (Exp_Ch3)
 687    --    xxxB    task body procedure for task xxx                   (Exp_Ch9)
 688    --    xxxD    dispatch table for tagged type xxx                 (Exp_Ch3)
 689    --    xxxD    discriminal for discriminant xxx                   (Sem_Ch3)
 690    --    xxxDn   n'th discr check function for rec type xxx         (Exp_Ch3)
 691    --    xxxE    elaboration boolean flag for task xxx              (Exp_Ch9)
 692    --    xxxE    dispatch table pointer type for tagged type xxx    (Exp_Ch3)
 693    --    xxxE    parameters for accept body for entry xxx           (Exp_Ch9)
 694    --    xxxFn   n'th primitive of a tagged type (named xxx)        (Exp_Ch3)
 695    --    xxxJ    tag table type index for tagged type xxx           (Exp_Ch3)
 696    --    xxxM    master Id value for access type xxx                (Exp_Ch3)
 697    --    xxxP    tag table pointer type for tagged type xxx         (Exp_Ch3)
 698    --    xxxP    parameter record type for entry xxx                (Exp_Ch9)
 699    --    xxxPA   access to parameter record type for entry xxx      (Exp_Ch9)
 700    --    xxxPn   pointer type for n'th primitive of tagged type xxx (Exp_Ch3)
 701    --    xxxR    dispatch table pointer for tagged type xxx         (Exp_Ch3)
 702    --    xxxT    tag table type for tagged type xxx                 (Exp_Ch3)
 703    --    xxxT    literal table for enumeration type xxx             (Sem_Ch3)
 704    --    xxxV    type for task value record for task xxx            (Exp_Ch9)
 705    --    xxxX    entry index constant                               (Exp_Ch9)
 706    --    xxxY    dispatch table type for tagged type xxx            (Exp_Ch3)
 707    --    xxxZ    size variable for task xxx                         (Exp_Ch9)
 708
 709    --  TSS names
 710
 711    --    xxxDA   deep adjust routine for type xxx                   (Exp_TSS)
 712    --    xxxDF   deep finalize routine for type xxx                 (Exp_TSS)
 713    --    xxxDI   deep initialize routine for type xxx               (Exp_TSS)
 714    --    xxxEQ   composite equality routine for record type xxx     (Exp_TSS)
 715    --    xxxIP   initialization procedure for type xxx              (Exp_TSS)
 716    --    xxxRA   RAs type access routine for type xxx               (Exp_TSS)
 717    --    xxxRD   RAs type dereference routine for type xxx          (Exp_TSS)
 718    --    xxxRP   Rep to Pos conversion for enumeration type xxx     (Exp_TSS)
 719    --    xxxSA   array/slice assignment for controlled comp. arrays (Exp_TSS)
 720    --    xxxSI   stream input attribute subprogram for type xxx     (Exp_TSS)
 721    --    xxxSO   stream output attribute subprogram for type xxx    (Exp_TSS)
 722    --    xxxSR   stream read attribute subprogram for type xxx      (Exp_TSS)
 723    --    xxxSW   stream write attribute subprogram for type xxx     (Exp_TSS)
 724
 725    --  Implicit type names
 726
 727    --    TxxxT   type of literal table for enumeration type xxx     (Sem_Ch3)
 728
 729    --  (Note: this list is not complete or accurate ???)
 730
 731    ----------------------
 732    -- Get_Attribute_Id --
 733    ----------------------
 734
 735    function Get_Attribute_Id (N : Name_Id) return Attribute_Id is
 736    begin
 737       return Attribute_Id'Val (N - First_Attribute_Name);
 738    end Get_Attribute_Id;
 739
 740    ------------------
 741    -- Get_Check_Id --
 742    ------------------
 743
 744    function Get_Check_Id (N : Name_Id) return Check_Id is
 745    begin
 746       return Check_Id'Val (N - First_Check_Name);
 747    end Get_Check_Id;
 748
 749    -----------------------
 750    -- Get_Convention_Id --
 751    -----------------------
 752
 753    function Get_Convention_Id (N : Name_Id) return Convention_Id is
 754    begin
 755       case N is
 756          when Name_Ada        => return Convention_Ada;
 757          when Name_Assembler  => return Convention_Assembler;
 758          when Name_C          => return Convention_C;
 759          when Name_COBOL      => return Convention_COBOL;
 760          when Name_CPP        => return Convention_CPP;
 761          when Name_Fortran    => return Convention_Fortran;
 762          when Name_Intrinsic  => return Convention_Intrinsic;
 763          when Name_Java       => return Convention_Java;
 764          when Name_Stdcall    => return Convention_Stdcall;
 765          when Name_Stubbed    => return Convention_Stubbed;
 766
 767          --  If no direct match, then we must have a convention
 768          --  identifier pragma that has specified this name.
 769
 770          when others          =>
 771             for J in 1 .. Convention_Identifiers.Last loop
 772                if N = Convention_Identifiers.Table (J).Name then
 773                   return Convention_Identifiers.Table (J).Convention;
 774                end if;
 775             end loop;
 776
 777             raise Program_Error;
 778       end case;
 779    end Get_Convention_Id;
 780
 781    ---------------------------
 782    -- Get_Locking_Policy_Id --
 783    ---------------------------
 784
 785    function Get_Locking_Policy_Id (N : Name_Id) return Locking_Policy_Id is
 786    begin
 787       return Locking_Policy_Id'Val (N - First_Locking_Policy_Name);
 788    end Get_Locking_Policy_Id;
 789
 790    -------------------
 791    -- Get_Pragma_Id --
 792    -------------------
 793
 794    function Get_Pragma_Id (N : Name_Id) return Pragma_Id is
 795    begin
 796       if N = Name_AST_Entry then
 797          return Pragma_AST_Entry;
 798       elsif N = Name_Storage_Size then
 799          return Pragma_Storage_Size;
 800       elsif N = Name_Storage_Unit then
 801          return Pragma_Storage_Unit;
 802       elsif N not in First_Pragma_Name .. Last_Pragma_Name then
 803          return Unknown_Pragma;
 804       else
 805          return Pragma_Id'Val (N - First_Pragma_Name);
 806       end if;
 807    end Get_Pragma_Id;
 808
 809    ---------------------------
 810    -- Get_Queuing_Policy_Id --
 811    ---------------------------
 812
 813    function Get_Queuing_Policy_Id (N : Name_Id) return Queuing_Policy_Id is
 814    begin
 815       return Queuing_Policy_Id'Val (N - First_Queuing_Policy_Name);
 816    end Get_Queuing_Policy_Id;
 817
 818    ------------------------------------
 819    -- Get_Task_Dispatching_Policy_Id --
 820    ------------------------------------
 821
 822    function Get_Task_Dispatching_Policy_Id (N : Name_Id)
 823      return Task_Dispatching_Policy_Id is
 824    begin
 825       return Task_Dispatching_Policy_Id'Val
 826         (N - First_Task_Dispatching_Policy_Name);
 827    end Get_Task_Dispatching_Policy_Id;
 828
 829    ----------------
 830    -- Initialize --
 831    ----------------
 832
 833    procedure Initialize is
 834       P_Index      : Natural;
 835       Discard_Name : Name_Id;
 836
 837    begin
 838       P_Index := Preset_Names'First;
 839
 840       loop
 841          Name_Len := 0;
 842
 843          while Preset_Names (P_Index) /= '#' loop
 844             Name_Len := Name_Len + 1;
 845             Name_Buffer (Name_Len) := Preset_Names (P_Index);
 846             P_Index := P_Index + 1;
 847          end loop;
 848
 849          --  We do the Name_Find call to enter the name into the table, but
 850          --  we don't need to do anything with the result, since we already
 851          --  initialized all the preset names to have the right value (we
 852          --  are depending on the order of the names and Preset_Names).
 853
 854          Discard_Name := Name_Find;
 855          P_Index := P_Index + 1;
 856          exit when Preset_Names (P_Index) = '#';
 857       end loop;
 858
 859       --  Make sure that number of names in standard table is correct. If
 860       --  this check fails, run utility program XSNAMES to construct a new
 861       --  properly matching version of the body.
 862
 863       pragma Assert (Discard_Name = Last_Predefined_Name);
 864
 865       --  Initialize the convention identifiers table with the standard
 866       --  set of synonyms that we recognize for conventions.
 867
 868       Convention_Identifiers.Init;
 869
 870       Convention_Identifiers.Append ((Name_Asm,      Convention_Assembler));
 871       Convention_Identifiers.Append ((Name_Assembly, Convention_Assembler));
 872
 873       Convention_Identifiers.Append ((Name_Default,  Convention_C));
 874       Convention_Identifiers.Append ((Name_External, Convention_C));
 875
 876       Convention_Identifiers.Append ((Name_DLL,      Convention_Stdcall));
 877       Convention_Identifiers.Append ((Name_Win32,    Convention_Stdcall));
 878    end Initialize;
 879
 880    -----------------------
 881    -- Is_Attribute_Name --
 882    -----------------------
 883
 884    function Is_Attribute_Name (N : Name_Id) return Boolean is
 885    begin
 886       return N in First_Attribute_Name .. Last_Attribute_Name;
 887    end Is_Attribute_Name;
 888
 889    -------------------
 890    -- Is_Check_Name --
 891    -------------------
 892
 893    function Is_Check_Name (N : Name_Id) return Boolean is
 894    begin
 895       return N in First_Check_Name .. Last_Check_Name;
 896    end Is_Check_Name;
 897
 898    ------------------------
 899    -- Is_Convention_Name --
 900    ------------------------
 901
 902    function Is_Convention_Name (N : Name_Id) return Boolean is
 903    begin
 904       --  Check if this is one of the standard conventions
 905
 906       if N in First_Convention_Name .. Last_Convention_Name
 907         or else N = Name_C
 908       then
 909          return True;
 910
 911       --  Otherwise check if it is in convention identifier table
 912
 913       else
 914          for J in 1 .. Convention_Identifiers.Last loop
 915             if N = Convention_Identifiers.Table (J).Name then
 916                return True;
 917             end if;
 918          end loop;
 919
 920          return False;
 921       end if;
 922    end Is_Convention_Name;
 923
 924    ------------------------------
 925    -- Is_Entity_Attribute_Name --
 926    ------------------------------
 927
 928    function Is_Entity_Attribute_Name (N : Name_Id) return Boolean is
 929    begin
 930       return N in First_Entity_Attribute_Name .. Last_Entity_Attribute_Name;
 931    end Is_Entity_Attribute_Name;
 932
 933    --------------------------------
 934    -- Is_Function_Attribute_Name --
 935    --------------------------------
 936
 937    function Is_Function_Attribute_Name (N : Name_Id) return Boolean is
 938    begin
 939       return N in
 940         First_Renamable_Function_Attribute ..
 941           Last_Renamable_Function_Attribute;
 942    end Is_Function_Attribute_Name;
 943
 944    ----------------------------
 945    -- Is_Locking_Policy_Name --
 946    ----------------------------
 947
 948    function Is_Locking_Policy_Name (N : Name_Id) return Boolean is
 949    begin
 950       return N in First_Locking_Policy_Name .. Last_Locking_Policy_Name;
 951    end Is_Locking_Policy_Name;
 952
 953    -----------------------------
 954    -- Is_Operator_Symbol_Name --
 955    -----------------------------
 956
 957    function Is_Operator_Symbol_Name (N : Name_Id) return Boolean is
 958    begin
 959       return N in First_Operator_Name .. Last_Operator_Name;
 960    end Is_Operator_Symbol_Name;
 961
 962    --------------------
 963    -- Is_Pragma_Name --
 964    --------------------
 965
 966    function Is_Pragma_Name (N : Name_Id) return Boolean is
 967    begin
 968       return N in First_Pragma_Name .. Last_Pragma_Name
 969         or else N = Name_AST_Entry
 970         or else N = Name_Storage_Size
 971         or else N = Name_Storage_Unit;
 972    end Is_Pragma_Name;
 973
 974    ---------------------------------
 975    -- Is_Procedure_Attribute_Name --
 976    ---------------------------------
 977
 978    function Is_Procedure_Attribute_Name (N : Name_Id) return Boolean is
 979    begin
 980       return N in First_Procedure_Attribute .. Last_Procedure_Attribute;
 981    end Is_Procedure_Attribute_Name;
 982
 983    ----------------------------
 984    -- Is_Queuing_Policy_Name --
 985    ----------------------------
 986
 987    function Is_Queuing_Policy_Name (N : Name_Id) return Boolean is
 988    begin
 989       return N in First_Queuing_Policy_Name .. Last_Queuing_Policy_Name;
 990    end Is_Queuing_Policy_Name;
 991
 992    -------------------------------------
 993    -- Is_Task_Dispatching_Policy_Name --
 994    -------------------------------------
 995
 996    function Is_Task_Dispatching_Policy_Name (N : Name_Id) return Boolean is
 997    begin
 998       return N in First_Task_Dispatching_Policy_Name ..
 999                   Last_Task_Dispatching_Policy_Name;
1000    end Is_Task_Dispatching_Policy_Name;
1001
1002    ----------------------------
1003    -- Is_Type_Attribute_Name --
1004    ----------------------------
1005
1006    function Is_Type_Attribute_Name (N : Name_Id) return Boolean is
1007    begin
1008       return N in First_Type_Attribute_Name .. Last_Type_Attribute_Name;
1009    end Is_Type_Attribute_Name;
1010
1011    ----------------------------------
1012    -- Record_Convention_Identifier --
1013    ----------------------------------
1014
1015    procedure Record_Convention_Identifier
1016      (Id         : Name_Id;
1017       Convention : Convention_Id)
1018    is
1019    begin
1020       Convention_Identifiers.Append ((Id, Convention));
1021    end Record_Convention_Identifier;
1022
1023 end Snames;