1 ------------------------------------------------------------------------------
3 -- GNAT COMPILER COMPONENTS --
9 -- Copyright (C) 1992-2005, Free Software Foundation, Inc. --
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. --
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. --
29 -- GNAT was originally developed by the GNAT team at New York University. --
30 -- Extensive contributions were provided by Ada Core Technologies Inc. --
32 ------------------------------------------------------------------------------
34 with Namet; use Namet;
37 package body Snames is
39 -- Table used to record convention identifiers
41 type Convention_Id_Entry is record
43 Convention : Convention_Id;
46 package Convention_Identifiers is new Table.Table (
47 Table_Component_Type => Convention_Id_Entry,
48 Table_Index_Type => Int,
51 Table_Increment => 200,
52 Table_Name => "Name_Convention_Identifiers");
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.
59 Preset_Names : constant String :=
77 "_local_final_list#" &
116 "finalization_root#" &
122 "wide_wide_text_io#" &
128 "get_active_partition_id#" &
129 "get_rci_package_receiver#" &
130 "get_rci_package_ref#" &
134 "partition_interface#" &
173 "compile_time_warning#" &
174 "component_alignment#" &
175 "convention_identifier#" &
178 "elaboration_checks#" &
180 "explicit_overriding#" &
182 "extensions_allowed#" &
183 "external_name_casing#" &
184 "float_representation#" &
185 "initialize_scalars#" &
191 "no_strict_aliasing#" &
192 "normalize_scalars#" &
195 "persistent_object#" &
197 "profile_warnings#" &
198 "propagate_exceptions#" &
201 "restricted_run_time#" &
203 "restriction_warnings#" &
205 "source_file_name#" &
206 "source_file_name_project#" &
209 "suppress_exception_locations#" &
210 "task_dispatching_policy#" &
217 "all_calls_remote#" &
222 "atomic_components#" &
226 "complex_representation#" &
238 "export_exception#" &
241 "export_procedure#" &
243 "export_valued_procedure#" &
245 "finalize_storage_only#" &
248 "import_exception#" &
251 "import_procedure#" &
252 "import_valued_procedure#" &
256 "inspection_point#" &
258 "interrupt_handler#" &
259 "interrupt_priority#" &
260 "java_constructor#" &
268 "machine_attribute#" &
275 "optional_overriding#" &
284 "remote_call_interface#" &
289 "source_reference#" &
293 "suppress_debug_info#" &
294 "suppress_initialization#" &
303 "unimplemented_unit#" &
305 "unreserve_all_interrupts#" &
307 "volatile_components#" &
325 "boolean_entry_barriers#" &
329 "component_size_4#" &
337 "first_optional_parameter#" &
347 "max_entry_queue_depth#" &
348 "max_entry_queue_length#" &
357 "no_dynamic_attachment#" &
358 "no_dynamic_interrupts#" &
360 "no_requeue_statements#" &
361 "no_task_attributes#" &
362 "no_task_attributes_package#" &
367 "result_mechanism#" &
371 "secondary_stack_size#" &
378 "subunit_file_name#" &
379 "task_stack_size_default#" &
381 "time_slicing_enabled#" &
414 "default_bit_order#" &
429 "has_access_values#" &
430 "has_discriminants#" &
441 "machine_mantissa#" &
442 "machine_overflows#" &
447 "max_size_in_storage_elements#" &
448 "maximum_alignment#" &
459 "passed_by_reference#" &
485 "unbiased_rounding#" &
486 "unchecked_access#" &
487 "unconstrained_array#" &
488 "universal_literal_string#" &
489 "unrestricted_access#" &
530 "inheritance_locking#" &
532 "priority_queuing#" &
533 "fifo_within_priorities#" &
535 "accessibility_check#" &
536 "discriminant_check#" &
538 "elaboration_check#" &
605 "enclosing_entity#" &
606 "exception_information#" &
607 "exception_message#" &
610 "generic_dispatching_constructor#" &
612 "import_largest_value#" &
620 "shift_right_arithmetic#" &
622 "unchecked_conversion#" &
623 "unchecked_deallocation#" &
640 "compute_dependency#" &
643 "default_switches#" &
644 "dependency_option#" &
647 "executable_suffix#" &
649 "externally_built#" &
651 "global_configuration_pragmas#" &
655 "implementation_exceptions#" &
656 "implementation_suffix#" &
658 "language_processing#" &
661 "library_auto_init#" &
663 "library_interface#" &
667 "library_reference_symbol_file#" &
669 "library_symbol_file#" &
670 "library_symbol_policy#" &
673 "local_configuration_pragmas#" &
674 "locally_removed_files#" &
683 "source_list_file#" &
687 "specification_exceptions#" &
688 "specification_suffix#" &
696 ---------------------
697 -- Generated Names --
698 ---------------------
700 -- This section lists the various cases of generated names which are
701 -- built from existing names by adding unique leading and/or trailing
702 -- upper case letters. In some cases these names are built recursively,
703 -- in particular names built from types may be built from types which
704 -- themselves have generated names. In this list, xxx represents an
705 -- existing name to which identifying letters are prepended or appended,
706 -- and a trailing n represents a serial number in an external name that
707 -- has some semantic significance (e.g. the n'th index type of an array).
709 -- xxxA access type for formal xxx in entry param record (Exp_Ch9)
710 -- xxxB tag table for tagged type xxx (Exp_Ch3)
711 -- xxxB task body procedure for task xxx (Exp_Ch9)
712 -- xxxD dispatch table for tagged type xxx (Exp_Ch3)
713 -- xxxD discriminal for discriminant xxx (Sem_Ch3)
714 -- xxxDn n'th discr check function for rec type xxx (Exp_Ch3)
715 -- xxxE elaboration boolean flag for task xxx (Exp_Ch9)
716 -- xxxE dispatch table pointer type for tagged type xxx (Exp_Ch3)
717 -- xxxE parameters for accept body for entry xxx (Exp_Ch9)
718 -- xxxFn n'th primitive of a tagged type (named xxx) (Exp_Ch3)
719 -- xxxJ tag table type index for tagged type xxx (Exp_Ch3)
720 -- xxxM master Id value for access type xxx (Exp_Ch3)
721 -- xxxP tag table pointer type for tagged type xxx (Exp_Ch3)
722 -- xxxP parameter record type for entry xxx (Exp_Ch9)
723 -- xxxPA access to parameter record type for entry xxx (Exp_Ch9)
724 -- xxxPn pointer type for n'th primitive of tagged type xxx (Exp_Ch3)
725 -- xxxR dispatch table pointer for tagged type xxx (Exp_Ch3)
726 -- xxxT tag table type for tagged type xxx (Exp_Ch3)
727 -- xxxT literal table for enumeration type xxx (Sem_Ch3)
728 -- xxxV type for task value record for task xxx (Exp_Ch9)
729 -- xxxX entry index constant (Exp_Ch9)
730 -- xxxY dispatch table type for tagged type xxx (Exp_Ch3)
731 -- xxxZ size variable for task xxx (Exp_Ch9)
735 -- xxxDA deep adjust routine for type xxx (Exp_TSS)
736 -- xxxDF deep finalize routine for type xxx (Exp_TSS)
737 -- xxxDI deep initialize routine for type xxx (Exp_TSS)
738 -- xxxEQ composite equality routine for record type xxx (Exp_TSS)
739 -- xxxFA PolyORB/DSA From_Any converter for type xxx (Exp_TSS)
740 -- xxxIP initialization procedure for type xxx (Exp_TSS)
741 -- xxxRA RAS type access routine for type xxx (Exp_TSS)
742 -- xxxRD RAS type dereference routine for type xxx (Exp_TSS)
743 -- xxxRP Rep to Pos conversion for enumeration type xxx (Exp_TSS)
744 -- xxxSA array/slice assignment for controlled comp. arrays (Exp_TSS)
745 -- xxxSI stream input attribute subprogram for type xxx (Exp_TSS)
746 -- xxxSO stream output attribute subprogram for type xxx (Exp_TSS)
747 -- xxxSR stream read attribute subprogram for type xxx (Exp_TSS)
748 -- xxxSW stream write attribute subprogram for type xxx (Exp_TSS)
749 -- xxxTA PolyORB/DSA To_Any converter for type xxx (Exp_TSS)
750 -- xxxTC PolyORB/DSA Typecode for type xxx (Exp_TSS)
752 -- Implicit type names
754 -- TxxxT type of literal table for enumeration type xxx (Sem_Ch3)
756 -- (Note: this list is not complete or accurate ???)
758 ----------------------
759 -- Get_Attribute_Id --
760 ----------------------
762 function Get_Attribute_Id (N : Name_Id) return Attribute_Id is
764 return Attribute_Id'Val (N - First_Attribute_Name);
765 end Get_Attribute_Id;
771 function Get_Check_Id (N : Name_Id) return Check_Id is
773 return Check_Id'Val (N - First_Check_Name);
776 -----------------------
777 -- Get_Convention_Id --
778 -----------------------
780 function Get_Convention_Id (N : Name_Id) return Convention_Id is
783 when Name_Ada => return Convention_Ada;
784 when Name_Assembler => return Convention_Assembler;
785 when Name_C => return Convention_C;
786 when Name_COBOL => return Convention_COBOL;
787 when Name_CPP => return Convention_CPP;
788 when Name_Fortran => return Convention_Fortran;
789 when Name_Intrinsic => return Convention_Intrinsic;
790 when Name_Java => return Convention_Java;
791 when Name_Stdcall => return Convention_Stdcall;
792 when Name_Stubbed => return Convention_Stubbed;
794 -- If no direct match, then we must have a convention
795 -- identifier pragma that has specified this name.
798 for J in 1 .. Convention_Identifiers.Last loop
799 if N = Convention_Identifiers.Table (J).Name then
800 return Convention_Identifiers.Table (J).Convention;
806 end Get_Convention_Id;
808 ---------------------------
809 -- Get_Locking_Policy_Id --
810 ---------------------------
812 function Get_Locking_Policy_Id (N : Name_Id) return Locking_Policy_Id is
814 return Locking_Policy_Id'Val (N - First_Locking_Policy_Name);
815 end Get_Locking_Policy_Id;
821 function Get_Pragma_Id (N : Name_Id) return Pragma_Id is
823 if N = Name_AST_Entry then
824 return Pragma_AST_Entry;
825 elsif N = Name_Interface then
826 return Pragma_Interface;
827 elsif N = Name_Storage_Size then
828 return Pragma_Storage_Size;
829 elsif N = Name_Storage_Unit then
830 return Pragma_Storage_Unit;
831 elsif N not in First_Pragma_Name .. Last_Pragma_Name then
832 return Unknown_Pragma;
834 return Pragma_Id'Val (N - First_Pragma_Name);
838 ---------------------------
839 -- Get_Queuing_Policy_Id --
840 ---------------------------
842 function Get_Queuing_Policy_Id (N : Name_Id) return Queuing_Policy_Id is
844 return Queuing_Policy_Id'Val (N - First_Queuing_Policy_Name);
845 end Get_Queuing_Policy_Id;
847 ------------------------------------
848 -- Get_Task_Dispatching_Policy_Id --
849 ------------------------------------
851 function Get_Task_Dispatching_Policy_Id (N : Name_Id)
852 return Task_Dispatching_Policy_Id is
854 return Task_Dispatching_Policy_Id'Val
855 (N - First_Task_Dispatching_Policy_Name);
856 end Get_Task_Dispatching_Policy_Id;
862 procedure Initialize is
864 Discard_Name : Name_Id;
867 P_Index := Preset_Names'First;
872 while Preset_Names (P_Index) /= '#' loop
873 Name_Len := Name_Len + 1;
874 Name_Buffer (Name_Len) := Preset_Names (P_Index);
875 P_Index := P_Index + 1;
878 -- We do the Name_Find call to enter the name into the table, but
879 -- we don't need to do anything with the result, since we already
880 -- initialized all the preset names to have the right value (we
881 -- are depending on the order of the names and Preset_Names).
883 Discard_Name := Name_Find;
884 P_Index := P_Index + 1;
885 exit when Preset_Names (P_Index) = '#';
888 -- Make sure that number of names in standard table is correct. If
889 -- this check fails, run utility program XSNAMES to construct a new
890 -- properly matching version of the body.
892 pragma Assert (Discard_Name = Last_Predefined_Name);
894 -- Initialize the convention identifiers table with the standard
895 -- set of synonyms that we recognize for conventions.
897 Convention_Identifiers.Init;
899 Convention_Identifiers.Append ((Name_Asm, Convention_Assembler));
900 Convention_Identifiers.Append ((Name_Assembly, Convention_Assembler));
902 Convention_Identifiers.Append ((Name_Default, Convention_C));
903 Convention_Identifiers.Append ((Name_External, Convention_C));
905 Convention_Identifiers.Append ((Name_DLL, Convention_Stdcall));
906 Convention_Identifiers.Append ((Name_Win32, Convention_Stdcall));
909 -----------------------
910 -- Is_Attribute_Name --
911 -----------------------
913 function Is_Attribute_Name (N : Name_Id) return Boolean is
915 return N in First_Attribute_Name .. Last_Attribute_Name;
916 end Is_Attribute_Name;
922 function Is_Check_Name (N : Name_Id) return Boolean is
924 return N in First_Check_Name .. Last_Check_Name;
927 ------------------------
928 -- Is_Convention_Name --
929 ------------------------
931 function Is_Convention_Name (N : Name_Id) return Boolean is
933 -- Check if this is one of the standard conventions
935 if N in First_Convention_Name .. Last_Convention_Name
940 -- Otherwise check if it is in convention identifier table
943 for J in 1 .. Convention_Identifiers.Last loop
944 if N = Convention_Identifiers.Table (J).Name then
951 end Is_Convention_Name;
953 ------------------------------
954 -- Is_Entity_Attribute_Name --
955 ------------------------------
957 function Is_Entity_Attribute_Name (N : Name_Id) return Boolean is
959 return N in First_Entity_Attribute_Name .. Last_Entity_Attribute_Name;
960 end Is_Entity_Attribute_Name;
962 --------------------------------
963 -- Is_Function_Attribute_Name --
964 --------------------------------
966 function Is_Function_Attribute_Name (N : Name_Id) return Boolean is
969 First_Renamable_Function_Attribute ..
970 Last_Renamable_Function_Attribute;
971 end Is_Function_Attribute_Name;
973 ----------------------------
974 -- Is_Locking_Policy_Name --
975 ----------------------------
977 function Is_Locking_Policy_Name (N : Name_Id) return Boolean is
979 return N in First_Locking_Policy_Name .. Last_Locking_Policy_Name;
980 end Is_Locking_Policy_Name;
982 -----------------------------
983 -- Is_Operator_Symbol_Name --
984 -----------------------------
986 function Is_Operator_Symbol_Name (N : Name_Id) return Boolean is
988 return N in First_Operator_Name .. Last_Operator_Name;
989 end Is_Operator_Symbol_Name;
995 function Is_Pragma_Name (N : Name_Id) return Boolean is
997 return N in First_Pragma_Name .. Last_Pragma_Name
998 or else N = Name_AST_Entry
999 or else N = Name_Interface
1000 or else N = Name_Storage_Size
1001 or else N = Name_Storage_Unit;
1004 ---------------------------------
1005 -- Is_Procedure_Attribute_Name --
1006 ---------------------------------
1008 function Is_Procedure_Attribute_Name (N : Name_Id) return Boolean is
1010 return N in First_Procedure_Attribute .. Last_Procedure_Attribute;
1011 end Is_Procedure_Attribute_Name;
1013 ----------------------------
1014 -- Is_Queuing_Policy_Name --
1015 ----------------------------
1017 function Is_Queuing_Policy_Name (N : Name_Id) return Boolean is
1019 return N in First_Queuing_Policy_Name .. Last_Queuing_Policy_Name;
1020 end Is_Queuing_Policy_Name;
1022 -------------------------------------
1023 -- Is_Task_Dispatching_Policy_Name --
1024 -------------------------------------
1026 function Is_Task_Dispatching_Policy_Name (N : Name_Id) return Boolean is
1028 return N in First_Task_Dispatching_Policy_Name ..
1029 Last_Task_Dispatching_Policy_Name;
1030 end Is_Task_Dispatching_Policy_Name;
1032 ----------------------------
1033 -- Is_Type_Attribute_Name --
1034 ----------------------------
1036 function Is_Type_Attribute_Name (N : Name_Id) return Boolean is
1038 return N in First_Type_Attribute_Name .. Last_Type_Attribute_Name;
1039 end Is_Type_Attribute_Name;
1041 ----------------------------------
1042 -- Record_Convention_Identifier --
1043 ----------------------------------
1045 procedure Record_Convention_Identifier
1047 Convention : Convention_Id)
1050 Convention_Identifiers.Append ((Id, Convention));
1051 end Record_Convention_Identifier;