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) 1992-2007, 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,  51  Franklin  Street,  Fifth  Floor, --
  20 -- Boston, MA 02110-1301, 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 Opt;   use Opt;
  35 with Table;
  36 with Types; use Types;
  37
  38 package body Snames is
  39
  40    --  Table used to record convention identifiers
  41
  42    type Convention_Id_Entry is record
  43       Name       : Name_Id;
  44       Convention : Convention_Id;
  45    end record;
  46
  47    package Convention_Identifiers is new Table.Table (
  48      Table_Component_Type => Convention_Id_Entry,
  49      Table_Index_Type     => Int,
  50      Table_Low_Bound      => 1,
  51      Table_Initial        => 50,
  52      Table_Increment      => 200,
  53      Table_Name           => "Name_Convention_Identifiers");
  54
  55    --  Table of names to be set by Initialize. Each name is terminated by a
  56    --  single #, and the end of the list is marked by a null entry, i.e. by
  57    --  two # marks in succession. Note that the table does not include the
  58    --  entries for a-z, since these are initialized by Namet itself.
  59
  60    Preset_Names : constant String :=
  61      "_parent#" &
  62      "_tag#" &
  63      "off#" &
  64      "space#" &
  65      "time#" &
  66      "_abort_signal#" &
  67      "_alignment#" &
  68      "_assign#" &
  69      "_atcb#" &
  70      "_chain#" &
  71      "_clean#" &
  72      "_controller#" &
  73      "_entry_bodies#" &
  74      "_expunge#" &
  75      "_final_list#" &
  76      "_idepth#" &
  77      "_init#" &
  78      "_local_final_list#" &
  79      "_master#" &
  80      "_object#" &
  81      "_priority#" &
  82      "_process_atsd#" &
  83      "_secondary_stack#" &
  84      "_service#" &
  85      "_size#" &
  86      "_stack#" &
  87      "_tags#" &
  88      "_task#" &
  89      "_task_id#" &
  90      "_task_info#" &
  91      "_task_name#" &
  92      "_trace_sp#" &
  93      "_disp_asynchronous_select#" &
  94      "_disp_conditional_select#" &
  95      "_disp_get_prim_op_kind#" &
  96      "_disp_get_task_id#" &
  97      "_disp_requeue#" &
  98      "_disp_timed_select#" &
  99      "initialize#" &
 100      "adjust#" &
 101      "finalize#" &
 102      "next#" &
 103      "prev#" &
 104      "_typecode#" &
 105      "_from_any#" &
 106      "_to_any#" &
 107      "allocate#" &
 108      "deallocate#" &
 109      "dereference#" &
 110      "decimal_io#" &
 111      "enumeration_io#" &
 112      "fixed_io#" &
 113      "float_io#" &
 114      "integer_io#" &
 115      "modular_io#" &
 116      "const#" &
 117      "<error>#" &
 118      "go#" &
 119      "put#" &
 120      "put_line#" &
 121      "to#" &
 122      "exception_traces#" &
 123      "finalization#" &
 124      "finalization_root#" &
 125      "interfaces#" &
 126      "most_recent_exception#" &
 127      "standard#" &
 128      "system#" &
 129      "text_io#" &
 130      "wide_text_io#" &
 131      "wide_wide_text_io#" &
 132      "no_dsa#" &
 133      "garlic_dsa#" &
 134      "polyorb_dsa#" &
 135      "addr#" &
 136      "async#" &
 137      "get_active_partition_id#" &
 138      "get_rci_package_receiver#" &
 139      "get_rci_package_ref#" &
 140      "origin#" &
 141      "params#" &
 142      "partition#" &
 143      "partition_interface#" &
 144      "ras#" &
 145      "_call#" &
 146      "rci_name#" &
 147      "receiver#" &
 148      "result#" &
 149      "rpc#" &
 150      "subp_id#" &
 151      "operation#" &
 152      "argument#" &
 153      "arg_modes#" &
 154      "handler#" &
 155      "target#" &
 156      "req#" &
 157      "obj_typecode#" &
 158      "stub#" &
 159      "Oabs#" &
 160      "Oand#" &
 161      "Omod#" &
 162      "Onot#" &
 163      "Oor#" &
 164      "Orem#" &
 165      "Oxor#" &
 166      "Oeq#" &
 167      "One#" &
 168      "Olt#" &
 169      "Ole#" &
 170      "Ogt#" &
 171      "Oge#" &
 172      "Oadd#" &
 173      "Osubtract#" &
 174      "Oconcat#" &
 175      "Omultiply#" &
 176      "Odivide#" &
 177      "Oexpon#" &
 178      "ada_83#" &
 179      "ada_95#" &
 180      "ada_05#" &
 181      "ada_2005#" &
 182      "assertion_policy#" &
 183      "c_pass_by_copy#" &
 184      "check_name#" &
 185      "compile_time_error#" &
 186      "compile_time_warning#" &
 187      "compiler_unit#" &
 188      "component_alignment#" &
 189      "convention_identifier#" &
 190      "debug_policy#" &
 191      "detect_blocking#" &
 192      "discard_names#" &
 193      "elaboration_checks#" &
 194      "eliminate#" &
 195      "extend_system#" &
 196      "extensions_allowed#" &
 197      "external_name_casing#" &
 198      "favor_top_level#" &
 199      "float_representation#" &
 200      "implicit_packing#" &
 201      "initialize_scalars#" &
 202      "interrupt_state#" &
 203      "license#" &
 204      "locking_policy#" &
 205      "long_float#" &
 206      "no_run_time#" &
 207      "no_strict_aliasing#" &
 208      "normalize_scalars#" &
 209      "optimize_alignment#" &
 210      "polling#" &
 211      "persistent_bss#" &
 212      "priority_specific_dispatching#" &
 213      "profile#" &
 214      "profile_warnings#" &
 215      "propagate_exceptions#" &
 216      "queuing_policy#" &
 217      "ravenscar#" &
 218      "restricted_run_time#" &
 219      "restrictions#" &
 220      "restriction_warnings#" &
 221      "reviewable#" &
 222      "source_file_name#" &
 223      "source_file_name_project#" &
 224      "style_checks#" &
 225      "suppress#" &
 226      "suppress_exception_locations#" &
 227      "task_dispatching_policy#" &
 228      "universal_data#" &
 229      "unsuppress#" &
 230      "use_vads_size#" &
 231      "validity_checks#" &
 232      "warnings#" &
 233      "wide_character_encoding#" &
 234      "abort_defer#" &
 235      "all_calls_remote#" &
 236      "annotate#" &
 237      "assert#" &
 238      "asynchronous#" &
 239      "atomic#" &
 240      "atomic_components#" &
 241      "attach_handler#" &
 242      "cil_constructor#" &
 243      "comment#" &
 244      "common_object#" &
 245      "complete_representation#" &
 246      "complex_representation#" &
 247      "controlled#" &
 248      "convention#" &
 249      "cpp_class#" &
 250      "cpp_constructor#" &
 251      "cpp_virtual#" &
 252      "cpp_vtable#" &
 253      "debug#" &
 254      "elaborate#" &
 255      "elaborate_all#" &
 256      "elaborate_body#" &
 257      "export#" &
 258      "export_exception#" &
 259      "export_function#" &
 260      "export_object#" &
 261      "export_procedure#" &
 262      "export_value#" &
 263      "export_valued_procedure#" &
 264      "external#" &
 265      "finalize_storage_only#" &
 266      "ident#" &
 267      "implemented_by_entry#" &
 268      "import#" &
 269      "import_exception#" &
 270      "import_function#" &
 271      "import_object#" &
 272      "import_procedure#" &
 273      "import_valued_procedure#" &
 274      "inline#" &
 275      "inline_always#" &
 276      "inline_generic#" &
 277      "inspection_point#" &
 278      "interface_name#" &
 279      "interrupt_handler#" &
 280      "interrupt_priority#" &
 281      "java_constructor#" &
 282      "java_interface#" &
 283      "keep_names#" &
 284      "link_with#" &
 285      "linker_alias#" &
 286      "linker_constructor#" &
 287      "linker_destructor#" &
 288      "linker_options#" &
 289      "linker_section#" &
 290      "list#" &
 291      "machine_attribute#" &
 292      "main#" &
 293      "main_storage#" &
 294      "memory_size#" &
 295      "no_body#" &
 296      "no_return#" &
 297      "obsolescent#" &
 298      "optimize#" &
 299      "pack#" &
 300      "page#" &
 301      "passive#" &
 302      "preelaborable_initialization#" &
 303      "preelaborate#" &
 304      "preelaborate_05#" &
 305      "psect_object#" &
 306      "pure#" &
 307      "pure_05#" &
 308      "pure_function#" &
 309      "remote_call_interface#" &
 310      "remote_types#" &
 311      "share_generic#" &
 312      "shared#" &
 313      "shared_passive#" &
 314      "source_reference#" &
 315      "static_elaboration_desired#" &
 316      "stream_convert#" &
 317      "subtitle#" &
 318      "suppress_all#" &
 319      "suppress_debug_info#" &
 320      "suppress_initialization#" &
 321      "system_name#" &
 322      "task_info#" &
 323      "task_name#" &
 324      "task_storage#" &
 325      "time_slice#" &
 326      "title#" &
 327      "unchecked_union#" &
 328      "unimplemented_unit#" &
 329      "universal_aliasing#" &
 330      "unmodified#" &
 331      "unreferenced#" &
 332      "unreferenced_objects#" &
 333      "unreserve_all_interrupts#" &
 334      "volatile#" &
 335      "volatile_components#" &
 336      "weak_external#" &
 337      "ada#" &
 338      "assembler#" &
 339      "cil#" &
 340      "cobol#" &
 341      "cpp#" &
 342      "fortran#" &
 343      "intrinsic#" &
 344      "java#" &
 345      "stdcall#" &
 346      "stubbed#" &
 347      "asm#" &
 348      "assembly#" &
 349      "default#" &
 350      "c_plus_plus#" &
 351      "dll#" &
 352      "win32#" &
 353      "as_is#" &
 354      "attribute_name#" &
 355      "body_file_name#" &
 356      "boolean_entry_barriers#" &
 357      "check#" &
 358      "casing#" &
 359      "code#" &
 360      "component#" &
 361      "component_size_4#" &
 362      "copy#" &
 363      "d_float#" &
 364      "descriptor#" &
 365      "dot_replacement#" &
 366      "dynamic#" &
 367      "entity#" &
 368      "entry_count#" &
 369      "external_name#" &
 370      "first_optional_parameter#" &
 371      "form#" &
 372      "g_float#" &
 373      "gcc#" &
 374      "gnat#" &
 375      "gpl#" &
 376      "ieee_float#" &
 377      "ignore#" &
 378      "info#" &
 379      "internal#" &
 380      "link_name#" &
 381      "lowercase#" &
 382      "max_entry_queue_depth#" &
 383      "max_entry_queue_length#" &
 384      "max_size#" &
 385      "mechanism#" &
 386      "message#" &
 387      "mixedcase#" &
 388      "modified_gpl#" &
 389      "name#" &
 390      "nca#" &
 391      "no#" &
 392      "no_dependence#" &
 393      "no_dynamic_attachment#" &
 394      "no_dynamic_interrupts#" &
 395      "no_requeue#" &
 396      "no_requeue_statements#" &
 397      "no_task_attributes#" &
 398      "no_task_attributes_package#" &
 399      "on#" &
 400      "parameter_types#" &
 401      "reference#" &
 402      "restricted#" &
 403      "result_mechanism#" &
 404      "result_type#" &
 405      "runtime#" &
 406      "sb#" &
 407      "secondary_stack_size#" &
 408      "section#" &
 409      "semaphore#" &
 410      "simple_barriers#" &
 411      "spec_file_name#" &
 412      "state#" &
 413      "static#" &
 414      "stack_size#" &
 415      "subunit_file_name#" &
 416      "task_stack_size_default#" &
 417      "task_type#" &
 418      "time_slicing_enabled#" &
 419      "top_guard#" &
 420      "uba#" &
 421      "ubs#" &
 422      "ubsb#" &
 423      "unit_name#" &
 424      "unknown#" &
 425      "unrestricted#" &
 426      "uppercase#" &
 427      "user#" &
 428      "vax_float#" &
 429      "vms#" &
 430      "vtable_ptr#" &
 431      "working_storage#" &
 432      "abort_signal#" &
 433      "access#" &
 434      "address#" &
 435      "address_size#" &
 436      "aft#" &
 437      "alignment#" &
 438      "asm_input#" &
 439      "asm_output#" &
 440      "ast_entry#" &
 441      "bit#" &
 442      "bit_order#" &
 443      "bit_position#" &
 444      "body_version#" &
 445      "callable#" &
 446      "caller#" &
 447      "code_address#" &
 448      "component_size#" &
 449      "compose#" &
 450      "constrained#" &
 451      "count#" &
 452      "default_bit_order#" &
 453      "definite#" &
 454      "delta#" &
 455      "denorm#" &
 456      "digits#" &
 457      "elaborated#" &
 458      "emax#" &
 459      "enabled#" &
 460      "enum_rep#" &
 461      "epsilon#" &
 462      "exponent#" &
 463      "external_tag#" &
 464      "fast_math#" &
 465      "first#" &
 466      "first_bit#" &
 467      "fixed_value#" &
 468      "fore#" &
 469      "has_access_values#" &
 470      "has_discriminants#" &
 471      "identity#" &
 472      "img#" &
 473      "integer_value#" &
 474      "large#" &
 475      "last#" &
 476      "last_bit#" &
 477      "leading_part#" &
 478      "length#" &
 479      "machine_emax#" &
 480      "machine_emin#" &
 481      "machine_mantissa#" &
 482      "machine_overflows#" &
 483      "machine_radix#" &
 484      "machine_rounding#" &
 485      "machine_rounds#" &
 486      "machine_size#" &
 487      "mantissa#" &
 488      "max_size_in_storage_elements#" &
 489      "maximum_alignment#" &
 490      "mechanism_code#" &
 491      "mod#" &
 492      "model_emin#" &
 493      "model_epsilon#" &
 494      "model_mantissa#" &
 495      "model_small#" &
 496      "modulus#" &
 497      "null_parameter#" &
 498      "object_size#" &
 499      "old#" &
 500      "partition_id#" &
 501      "passed_by_reference#" &
 502      "pool_address#" &
 503      "pos#" &
 504      "position#" &
 505      "priority#" &
 506      "range#" &
 507      "range_length#" &
 508      "round#" &
 509      "safe_emax#" &
 510      "safe_first#" &
 511      "safe_large#" &
 512      "safe_last#" &
 513      "safe_small#" &
 514      "scale#" &
 515      "scaling#" &
 516      "signed_zeros#" &
 517      "size#" &
 518      "small#" &
 519      "storage_size#" &
 520      "storage_unit#" &
 521      "stream_size#" &
 522      "tag#" &
 523      "target_name#" &
 524      "terminated#" &
 525      "to_address#" &
 526      "type_class#" &
 527      "uet_address#" &
 528      "unbiased_rounding#" &
 529      "unchecked_access#" &
 530      "unconstrained_array#" &
 531      "universal_literal_string#" &
 532      "unrestricted_access#" &
 533      "vads_size#" &
 534      "val#" &
 535      "valid#" &
 536      "value_size#" &
 537      "version#" &
 538      "wchar_t_size#" &
 539      "wide_wide_width#" &
 540      "wide_width#" &
 541      "width#" &
 542      "word_size#" &
 543      "adjacent#" &
 544      "ceiling#" &
 545      "copy_sign#" &
 546      "floor#" &
 547      "fraction#" &
 548      "image#" &
 549      "input#" &
 550      "machine#" &
 551      "max#" &
 552      "min#" &
 553      "model#" &
 554      "pred#" &
 555      "remainder#" &
 556      "rounding#" &
 557      "succ#" &
 558      "truncation#" &
 559      "value#" &
 560      "wide_image#" &
 561      "wide_wide_image#" &
 562      "wide_value#" &
 563      "wide_wide_value#" &
 564      "output#" &
 565      "read#" &
 566      "write#" &
 567      "elab_body#" &
 568      "elab_spec#" &
 569      "storage_pool#" &
 570      "base#" &
 571      "class#" &
 572      "stub_type#" &
 573      "ceiling_locking#" &
 574      "inheritance_locking#" &
 575      "fifo_queuing#" &
 576      "priority_queuing#" &
 577      "edf_across_priorities#" &
 578      "fifo_within_priorities#" &
 579      "round_robin_within_priorities#" &
 580      "access_check#" &
 581      "accessibility_check#" &
 582      "alignment_check#" &
 583      "discriminant_check#" &
 584      "division_check#" &
 585      "elaboration_check#" &
 586      "index_check#" &
 587      "length_check#" &
 588      "overflow_check#" &
 589      "range_check#" &
 590      "storage_check#" &
 591      "tag_check#" &
 592      "validity_check#" &
 593      "all_checks#" &
 594      "abort#" &
 595      "abs#" &
 596      "accept#" &
 597      "and#" &
 598      "all#" &
 599      "array#" &
 600      "at#" &
 601      "begin#" &
 602      "body#" &
 603      "case#" &
 604      "constant#" &
 605      "declare#" &
 606      "delay#" &
 607      "do#" &
 608      "else#" &
 609      "elsif#" &
 610      "end#" &
 611      "entry#" &
 612      "exception#" &
 613      "exit#" &
 614      "for#" &
 615      "function#" &
 616      "generic#" &
 617      "goto#" &
 618      "if#" &
 619      "in#" &
 620      "is#" &
 621      "limited#" &
 622      "loop#" &
 623      "new#" &
 624      "not#" &
 625      "null#" &
 626      "of#" &
 627      "or#" &
 628      "others#" &
 629      "out#" &
 630      "package#" &
 631      "pragma#" &
 632      "private#" &
 633      "procedure#" &
 634      "raise#" &
 635      "record#" &
 636      "rem#" &
 637      "renames#" &
 638      "return#" &
 639      "reverse#" &
 640      "select#" &
 641      "separate#" &
 642      "subtype#" &
 643      "task#" &
 644      "terminate#" &
 645      "then#" &
 646      "type#" &
 647      "use#" &
 648      "when#" &
 649      "while#" &
 650      "with#" &
 651      "xor#" &
 652      "divide#" &
 653      "enclosing_entity#" &
 654      "exception_information#" &
 655      "exception_message#" &
 656      "exception_name#" &
 657      "file#" &
 658      "generic_dispatching_constructor#" &
 659      "import_address#" &
 660      "import_largest_value#" &
 661      "import_value#" &
 662      "is_negative#" &
 663      "line#" &
 664      "rotate_left#" &
 665      "rotate_right#" &
 666      "shift_left#" &
 667      "shift_right#" &
 668      "shift_right_arithmetic#" &
 669      "source_location#" &
 670      "unchecked_conversion#" &
 671      "unchecked_deallocation#" &
 672      "to_pointer#" &
 673      "free#" &
 674      "abstract#" &
 675      "aliased#" &
 676      "protected#" &
 677      "until#" &
 678      "requeue#" &
 679      "tagged#" &
 680      "raise_exception#" &
 681      "ada_roots#" &
 682      "archive_builder#" &
 683      "archive_indexer#" &
 684      "archive_suffix#" &
 685      "binder#" &
 686      "binder_prefix#" &
 687      "body_suffix#" &
 688      "builder#" &
 689      "builder_switches#" &
 690      "compiler#" &
 691      "compiler_kind#" &
 692      "config_body_file_name#" &
 693      "config_body_file_name_pattern#" &
 694      "config_file_switches#" &
 695      "config_file_unique#" &
 696      "config_spec_file_name#" &
 697      "config_spec_file_name_pattern#" &
 698      "cross_reference#" &
 699      "default_language#" &
 700      "default_switches#" &
 701      "dependency_driver#" &
 702      "dependency_file_kind#" &
 703      "dependency_switches#" &
 704      "driver#" &
 705      "excluded_source_dirs#" &
 706      "excluded_source_files#" &
 707      "exec_dir#" &
 708      "executable#" &
 709      "executable_suffix#" &
 710      "extends#" &
 711      "externally_built#" &
 712      "finder#" &
 713      "global_configuration_pragmas#" &
 714      "global_config_file#" &
 715      "gnatls#" &
 716      "gnatstub#" &
 717      "implementation#" &
 718      "implementation_exceptions#" &
 719      "implementation_suffix#" &
 720      "include_switches#" &
 721      "include_path#" &
 722      "include_path_file#" &
 723      "language_kind#" &
 724      "language_processing#" &
 725      "languages#" &
 726      "library_ali_dir#" &
 727      "library_auto_init#" &
 728      "library_auto_init_supported#" &
 729      "library_builder#" &
 730      "library_dir#" &
 731      "library_gcc#" &
 732      "library_interface#" &
 733      "library_kind#" &
 734      "library_name#" &
 735      "library_major_minor_id_supported#" &
 736      "library_options#" &
 737      "library_partial_linker#" &
 738      "library_reference_symbol_file#" &
 739      "library_src_dir#" &
 740      "library_support#" &
 741      "library_symbol_file#" &
 742      "library_symbol_policy#" &
 743      "library_version#" &
 744      "library_version_switches#" &
 745      "linker#" &
 746      "linker_executable_option#" &
 747      "linker_lib_dir_option#" &
 748      "linker_lib_name_option#" &
 749      "local_config_file#" &
 750      "local_configuration_pragmas#" &
 751      "locally_removed_files#" &
 752      "mapping_file_switches#" &
 753      "mapping_spec_suffix#" &
 754      "mapping_body_suffix#" &
 755      "metrics#" &
 756      "naming#" &
 757      "objects_path#" &
 758      "objects_path_file#" &
 759      "object_dir#" &
 760      "pic_option#" &
 761      "pretty_printer#" &
 762      "prefix#" &
 763      "project#" &
 764      "roots#" &
 765      "required_switches#" &
 766      "run_path_option#" &
 767      "runtime_project#" &
 768      "shared_library_minimum_switches#" &
 769      "shared_library_prefix#" &
 770      "shared_library_suffix#" &
 771      "separate_suffix#" &
 772      "source_dirs#" &
 773      "source_files#" &
 774      "source_list_file#" &
 775      "spec#" &
 776      "spec_suffix#" &
 777      "specification#" &
 778      "specification_exceptions#" &
 779      "specification_suffix#" &
 780      "stack#" &
 781      "switches#" &
 782      "symbolic_link_supported#" &
 783      "sync#" &
 784      "synchronize#" &
 785      "toolchain_description#" &
 786      "toolchain_version#" &
 787      "runtime_library_dir#" &
 788      "unaligned_valid#" &
 789      "interface#" &
 790      "overriding#" &
 791      "synchronized#" &
 792      "#";
 793
 794    ---------------------
 795    -- Generated Names --
 796    ---------------------
 797
 798    --  This section lists the various cases of generated names which are
 799    --  built from existing names by adding unique leading and/or trailing
 800    --  upper case letters. In some cases these names are built recursively,
 801    --  in particular names built from types may be built from types which
 802    --  themselves have generated names. In this list, xxx represents an
 803    --  existing name to which identifying letters are prepended or appended,
 804    --  and a trailing n represents a serial number in an external name that
 805    --  has some semantic significance (e.g. the n'th index type of an array).
 806
 807    --    xxxA    access type for formal xxx in entry param record   (Exp_Ch9)
 808    --    xxxB    tag table for tagged type xxx                      (Exp_Ch3)
 809    --    xxxB    task body procedure for task xxx                   (Exp_Ch9)
 810    --    xxxD    dispatch table for tagged type xxx                 (Exp_Ch3)
 811    --    xxxD    discriminal for discriminant xxx                   (Sem_Ch3)
 812    --    xxxDn   n'th discr check function for rec type xxx         (Exp_Ch3)
 813    --    xxxE    elaboration boolean flag for task xxx              (Exp_Ch9)
 814    --    xxxE    dispatch table pointer type for tagged type xxx    (Exp_Ch3)
 815    --    xxxE    parameters for accept body for entry xxx           (Exp_Ch9)
 816    --    xxxFn   n'th primitive of a tagged type (named xxx)        (Exp_Ch3)
 817    --    xxxJ    tag table type index for tagged type xxx           (Exp_Ch3)
 818    --    xxxM    master Id value for access type xxx                (Exp_Ch3)
 819    --    xxxP    tag table pointer type for tagged type xxx         (Exp_Ch3)
 820    --    xxxP    parameter record type for entry xxx                (Exp_Ch9)
 821    --    xxxPA   access to parameter record type for entry xxx      (Exp_Ch9)
 822    --    xxxPn   pointer type for n'th primitive of tagged type xxx (Exp_Ch3)
 823    --    xxxR    dispatch table pointer for tagged type xxx         (Exp_Ch3)
 824    --    xxxT    tag table type for tagged type xxx                 (Exp_Ch3)
 825    --    xxxT    literal table for enumeration type xxx             (Sem_Ch3)
 826    --    xxxV    type for task value record for task xxx            (Exp_Ch9)
 827    --    xxxX    entry index constant                               (Exp_Ch9)
 828    --    xxxY    dispatch table type for tagged type xxx            (Exp_Ch3)
 829    --    xxxZ    size variable for task xxx                         (Exp_Ch9)
 830
 831    --  TSS names
 832
 833    --    xxxDA   deep adjust routine for type xxx                   (Exp_TSS)
 834    --    xxxDF   deep finalize routine for type xxx                 (Exp_TSS)
 835    --    xxxDI   deep initialize routine for type xxx               (Exp_TSS)
 836    --    xxxEQ   composite equality routine for record type xxx     (Exp_TSS)
 837    --    xxxFA   PolyORB/DSA From_Any converter for type xxx        (Exp_TSS)
 838    --    xxxIP   initialization procedure for type xxx              (Exp_TSS)
 839    --    xxxRA   RAS type access routine for type xxx               (Exp_TSS)
 840    --    xxxRD   RAS type dereference routine for type xxx          (Exp_TSS)
 841    --    xxxRP   Rep to Pos conversion for enumeration type xxx     (Exp_TSS)
 842    --    xxxSA   array/slice assignment for controlled comp. arrays (Exp_TSS)
 843    --    xxxSI   stream input attribute subprogram for type xxx     (Exp_TSS)
 844    --    xxxSO   stream output attribute subprogram for type xxx    (Exp_TSS)
 845    --    xxxSR   stream read attribute subprogram for type xxx      (Exp_TSS)
 846    --    xxxSW   stream write attribute subprogram for type xxx     (Exp_TSS)
 847    --    xxxTA   PolyORB/DSA To_Any converter for type xxx          (Exp_TSS)
 848    --    xxxTC   PolyORB/DSA Typecode for type xxx                  (Exp_TSS)
 849
 850    --  Implicit type names
 851
 852    --    TxxxT   type of literal table for enumeration type xxx     (Sem_Ch3)
 853
 854    --  (Note: this list is not complete or accurate ???)
 855
 856    ----------------------
 857    -- Get_Attribute_Id --
 858    ----------------------
 859
 860    function Get_Attribute_Id (N : Name_Id) return Attribute_Id is
 861    begin
 862       return Attribute_Id'Val (N - First_Attribute_Name);
 863    end Get_Attribute_Id;
 864
 865    -----------------------
 866    -- Get_Convention_Id --
 867    -----------------------
 868
 869    function Get_Convention_Id (N : Name_Id) return Convention_Id is
 870    begin
 871       case N is
 872          when Name_Ada        => return Convention_Ada;
 873          when Name_Assembler  => return Convention_Assembler;
 874          when Name_C          => return Convention_C;
 875          when Name_CIL        => return Convention_CIL;
 876          when Name_COBOL      => return Convention_COBOL;
 877          when Name_CPP        => return Convention_CPP;
 878          when Name_Fortran    => return Convention_Fortran;
 879          when Name_Intrinsic  => return Convention_Intrinsic;
 880          when Name_Java       => return Convention_Java;
 881          when Name_Stdcall    => return Convention_Stdcall;
 882          when Name_Stubbed    => return Convention_Stubbed;
 883
 884          --  If no direct match, then we must have a convention
 885          --  identifier pragma that has specified this name.
 886
 887          when others          =>
 888             for J in 1 .. Convention_Identifiers.Last loop
 889                if N = Convention_Identifiers.Table (J).Name then
 890                   return Convention_Identifiers.Table (J).Convention;
 891                end if;
 892             end loop;
 893
 894             raise Program_Error;
 895       end case;
 896    end Get_Convention_Id;
 897
 898    -------------------------
 899    -- Get_Convention_Name --
 900    -------------------------
 901
 902    function Get_Convention_Name (C : Convention_Id) return Name_Id is
 903    begin
 904       case C is
 905          when Convention_Ada       => return Name_Ada;
 906          when Convention_Assembler => return Name_Assembler;
 907          when Convention_C         => return Name_C;
 908          when Convention_CIL       => return Name_CIL;
 909          when Convention_COBOL     => return Name_COBOL;
 910          when Convention_CPP       => return Name_CPP;
 911          when Convention_Entry     => return Name_Entry;
 912          when Convention_Fortran   => return Name_Fortran;
 913          when Convention_Intrinsic => return Name_Intrinsic;
 914          when Convention_Java      => return Name_Java;
 915          when Convention_Protected => return Name_Protected;
 916          when Convention_Stdcall   => return Name_Stdcall;
 917          when Convention_Stubbed   => return Name_Stubbed;
 918       end case;
 919    end Get_Convention_Name;
 920
 921    ---------------------------
 922    -- Get_Locking_Policy_Id --
 923    ---------------------------
 924
 925    function Get_Locking_Policy_Id (N : Name_Id) return Locking_Policy_Id is
 926    begin
 927       return Locking_Policy_Id'Val (N - First_Locking_Policy_Name);
 928    end Get_Locking_Policy_Id;
 929
 930    -------------------
 931    -- Get_Pragma_Id --
 932    -------------------
 933
 934    function Get_Pragma_Id (N : Name_Id) return Pragma_Id is
 935    begin
 936       if N = Name_AST_Entry then
 937          return Pragma_AST_Entry;
 938       elsif N = Name_Fast_Math then
 939          return Pragma_Fast_Math;
 940       elsif N = Name_Interface then
 941          return Pragma_Interface;
 942       elsif N = Name_Priority then
 943          return Pragma_Priority;
 944       elsif N = Name_Storage_Size then
 945          return Pragma_Storage_Size;
 946       elsif N = Name_Storage_Unit then
 947          return Pragma_Storage_Unit;
 948       elsif N not in First_Pragma_Name .. Last_Pragma_Name then
 949          return Unknown_Pragma;
 950       else
 951          return Pragma_Id'Val (N - First_Pragma_Name);
 952       end if;
 953    end Get_Pragma_Id;
 954
 955    ---------------------------
 956    -- Get_Queuing_Policy_Id --
 957    ---------------------------
 958
 959    function Get_Queuing_Policy_Id (N : Name_Id) return Queuing_Policy_Id is
 960    begin
 961       return Queuing_Policy_Id'Val (N - First_Queuing_Policy_Name);
 962    end Get_Queuing_Policy_Id;
 963
 964    ------------------------------------
 965    -- Get_Task_Dispatching_Policy_Id --
 966    ------------------------------------
 967
 968    function Get_Task_Dispatching_Policy_Id
 969      (N : Name_Id) return Task_Dispatching_Policy_Id
 970    is
 971    begin
 972       return Task_Dispatching_Policy_Id'Val
 973         (N - First_Task_Dispatching_Policy_Name);
 974    end Get_Task_Dispatching_Policy_Id;
 975
 976    ----------------
 977    -- Initialize --
 978    ----------------
 979
 980    procedure Initialize is
 981       P_Index      : Natural;
 982       Discard_Name : Name_Id;
 983
 984    begin
 985       P_Index := Preset_Names'First;
 986       loop
 987          Name_Len := 0;
 988          while Preset_Names (P_Index) /= '#' loop
 989             Name_Len := Name_Len + 1;
 990             Name_Buffer (Name_Len) := Preset_Names (P_Index);
 991             P_Index := P_Index + 1;
 992          end loop;
 993
 994          --  We do the Name_Find call to enter the name into the table, but
 995          --  we don't need to do anything with the result, since we already
 996          --  initialized all the preset names to have the right value (we
 997          --  are depending on the order of the names and Preset_Names).
 998
 999          Discard_Name := Name_Find;
1000          P_Index := P_Index + 1;
1001          exit when Preset_Names (P_Index) = '#';
1002       end loop;
1003
1004       --  Make sure that number of names in standard table is correct. If
1005       --  this check fails, run utility program XSNAMES to construct a new
1006       --  properly matching version of the body.
1007
1008       pragma Assert (Discard_Name = Last_Predefined_Name);
1009
1010       --  Initialize the convention identifiers table with the standard
1011       --  set of synonyms that we recognize for conventions.
1012
1013       Convention_Identifiers.Init;
1014
1015       Convention_Identifiers.Append ((Name_Asm,         Convention_Assembler));
1016       Convention_Identifiers.Append ((Name_Assembly,    Convention_Assembler));
1017
1018       Convention_Identifiers.Append ((Name_Default,     Convention_C));
1019       Convention_Identifiers.Append ((Name_External,    Convention_C));
1020
1021       Convention_Identifiers.Append ((Name_C_Plus_Plus, Convention_CPP));
1022
1023       Convention_Identifiers.Append ((Name_DLL,         Convention_Stdcall));
1024       Convention_Identifiers.Append ((Name_Win32,       Convention_Stdcall));
1025    end Initialize;
1026
1027    -----------------------
1028    -- Is_Attribute_Name --
1029    -----------------------
1030
1031    function Is_Attribute_Name (N : Name_Id) return Boolean is
1032    begin
1033       return N in First_Attribute_Name .. Last_Attribute_Name;
1034    end Is_Attribute_Name;
1035
1036    ----------------------------------
1037    -- Is_Configuration_Pragma_Name --
1038    ----------------------------------
1039
1040    function Is_Configuration_Pragma_Name (N : Name_Id) return Boolean is
1041    begin
1042       return N in First_Pragma_Name .. Last_Configuration_Pragma_Name
1043         or else N = Name_Fast_Math;
1044    end Is_Configuration_Pragma_Name;
1045
1046    ------------------------
1047    -- Is_Convention_Name --
1048    ------------------------
1049
1050    function Is_Convention_Name (N : Name_Id) return Boolean is
1051    begin
1052       --  Check if this is one of the standard conventions
1053
1054       if N in First_Convention_Name .. Last_Convention_Name
1055         or else N = Name_C
1056       then
1057          return True;
1058
1059       --  Otherwise check if it is in convention identifier table
1060
1061       else
1062          for J in 1 .. Convention_Identifiers.Last loop
1063             if N = Convention_Identifiers.Table (J).Name then
1064                return True;
1065             end if;
1066          end loop;
1067
1068          return False;
1069       end if;
1070    end Is_Convention_Name;
1071
1072    ------------------------------
1073    -- Is_Entity_Attribute_Name --
1074    ------------------------------
1075
1076    function Is_Entity_Attribute_Name (N : Name_Id) return Boolean is
1077    begin
1078       return N in First_Entity_Attribute_Name .. Last_Entity_Attribute_Name;
1079    end Is_Entity_Attribute_Name;
1080
1081    --------------------------------
1082    -- Is_Function_Attribute_Name --
1083    --------------------------------
1084
1085    function Is_Function_Attribute_Name (N : Name_Id) return Boolean is
1086    begin
1087       return N in
1088         First_Renamable_Function_Attribute ..
1089           Last_Renamable_Function_Attribute;
1090    end Is_Function_Attribute_Name;
1091
1092    ---------------------
1093    -- Is_Keyword_Name --
1094    ---------------------
1095
1096    function Is_Keyword_Name (N : Name_Id) return Boolean is
1097    begin
1098       return Get_Name_Table_Byte (N) /= 0
1099         and then (Ada_Version >= Ada_95
1100                   or else N not in Ada_95_Reserved_Words)
1101         and then (Ada_Version >= Ada_05
1102                   or else N not in Ada_2005_Reserved_Words);
1103    end Is_Keyword_Name;
1104
1105    ----------------------------
1106    -- Is_Locking_Policy_Name --
1107    ----------------------------
1108
1109    function Is_Locking_Policy_Name (N : Name_Id) return Boolean is
1110    begin
1111       return N in First_Locking_Policy_Name .. Last_Locking_Policy_Name;
1112    end Is_Locking_Policy_Name;
1113
1114    -----------------------------
1115    -- Is_Operator_Symbol_Name --
1116    -----------------------------
1117
1118    function Is_Operator_Symbol_Name (N : Name_Id) return Boolean is
1119    begin
1120       return N in First_Operator_Name .. Last_Operator_Name;
1121    end Is_Operator_Symbol_Name;
1122
1123    --------------------
1124    -- Is_Pragma_Name --
1125    --------------------
1126
1127    function Is_Pragma_Name (N : Name_Id) return Boolean is
1128    begin
1129       return N in First_Pragma_Name .. Last_Pragma_Name
1130         or else N = Name_AST_Entry
1131         or else N = Name_Fast_Math
1132         or else N = Name_Interface
1133         or else N = Name_Priority
1134         or else N = Name_Storage_Size
1135         or else N = Name_Storage_Unit;
1136    end Is_Pragma_Name;
1137
1138    ---------------------------------
1139    -- Is_Procedure_Attribute_Name --
1140    ---------------------------------
1141
1142    function Is_Procedure_Attribute_Name (N : Name_Id) return Boolean is
1143    begin
1144       return N in First_Procedure_Attribute .. Last_Procedure_Attribute;
1145    end Is_Procedure_Attribute_Name;
1146
1147    ----------------------------
1148    -- Is_Queuing_Policy_Name --
1149    ----------------------------
1150
1151    function Is_Queuing_Policy_Name (N : Name_Id) return Boolean is
1152    begin
1153       return N in First_Queuing_Policy_Name .. Last_Queuing_Policy_Name;
1154    end Is_Queuing_Policy_Name;
1155
1156    -------------------------------------
1157    -- Is_Task_Dispatching_Policy_Name --
1158    -------------------------------------
1159
1160    function Is_Task_Dispatching_Policy_Name (N : Name_Id) return Boolean is
1161    begin
1162       return N in First_Task_Dispatching_Policy_Name ..
1163                   Last_Task_Dispatching_Policy_Name;
1164    end Is_Task_Dispatching_Policy_Name;
1165
1166    ----------------------------
1167    -- Is_Type_Attribute_Name --
1168    ----------------------------
1169
1170    function Is_Type_Attribute_Name (N : Name_Id) return Boolean is
1171    begin
1172       return N in First_Type_Attribute_Name .. Last_Type_Attribute_Name;
1173    end Is_Type_Attribute_Name;
1174
1175    ----------------------------------
1176    -- Record_Convention_Identifier --
1177    ----------------------------------
1178
1179    procedure Record_Convention_Identifier
1180      (Id         : Name_Id;
1181       Convention : Convention_Id)
1182    is
1183    begin
1184       Convention_Identifiers.Append ((Id, Convention));
1185    end Record_Convention_Identifier;
1186
1187 end Snames;