1 ------------------------------------------------------------------------------
3 -- GNAT COMPILER COMPONENTS --
9 -- Copyright (C) 1992-2004, 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 :=
76 "_local_final_list#" &
113 "finalization_root#" &
121 "get_active_partition_id#" &
122 "get_rci_package_receiver#" &
126 "partition_interface#" &
155 "compile_time_warning#" &
156 "component_alignment#" &
157 "convention_identifier#" &
159 "elaboration_checks#" &
161 "explicit_overriding#" &
163 "extensions_allowed#" &
164 "external_name_casing#" &
165 "float_representation#" &
166 "initialize_scalars#" &
172 "normalize_scalars#" &
175 "persistent_object#" &
177 "propagate_exceptions#" &
180 "restricted_run_time#" &
182 "restriction_warnings#" &
184 "source_file_name#" &
185 "source_file_name_project#" &
188 "suppress_exception_locations#" &
189 "task_dispatching_policy#" &
196 "all_calls_remote#" &
201 "atomic_components#" &
205 "complex_representation#" &
217 "export_exception#" &
220 "export_procedure#" &
222 "export_valued_procedure#" &
224 "finalize_storage_only#" &
227 "import_exception#" &
230 "import_procedure#" &
231 "import_valued_procedure#" &
235 "inspection_point#" &
238 "interrupt_handler#" &
239 "interrupt_priority#" &
240 "java_constructor#" &
248 "machine_attribute#" &
255 "optional_overriding#" &
265 "remote_call_interface#" &
270 "source_reference#" &
274 "suppress_debug_info#" &
275 "suppress_initialization#" &
284 "unimplemented_unit#" &
286 "unreserve_all_interrupts#" &
288 "volatile_components#" &
309 "component_size_4#" &
317 "first_optional_parameter#" &
339 "no_task_attributes#" &
341 "result_mechanism#" &
345 "secondary_stack_size#" &
351 "subunit_file_name#" &
352 "task_stack_size_default#" &
354 "time_slicing_enabled#" &
387 "default_bit_order#" &
402 "has_discriminants#" &
413 "machine_mantissa#" &
414 "machine_overflows#" &
419 "max_size_in_storage_elements#" &
420 "maximum_alignment#" &
430 "passed_by_reference#" &
455 "unbiased_rounding#" &
456 "unchecked_access#" &
457 "unconstrained_array#" &
458 "universal_literal_string#" &
459 "unrestricted_access#" &
497 "inheritance_locking#" &
499 "priority_queuing#" &
500 "fifo_within_priorities#" &
502 "accessibility_check#" &
503 "discriminant_check#" &
505 "elaboration_check#" &
573 "enclosing_entity#" &
574 "exception_information#" &
575 "exception_message#" &
579 "import_largest_value#" &
587 "shift_right_arithmetic#" &
589 "unchecked_conversion#" &
590 "unchecked_deallocation#" &
604 "default_switches#" &
607 "executable_suffix#" &
610 "global_configuration_pragmas#" &
614 "implementation_exceptions#" &
615 "implementation_suffix#" &
618 "library_auto_init#" &
620 "library_interface#" &
624 "library_reference_symbol_file#" &
626 "library_symbol_file#" &
627 "library_symbol_policy#" &
630 "local_configuration_pragmas#" &
631 "locally_removed_files#" &
639 "source_list_file#" &
643 "specification_exceptions#" &
644 "specification_suffix#" &
649 ---------------------
650 -- Generated Names --
651 ---------------------
653 -- This section lists the various cases of generated names which are
654 -- built from existing names by adding unique leading and/or trailing
655 -- upper case letters. In some cases these names are built recursively,
656 -- in particular names built from types may be built from types which
657 -- themselves have generated names. In this list, xxx represents an
658 -- existing name to which identifying letters are prepended or appended,
659 -- and a trailing n represents a serial number in an external name that
660 -- has some semantic significance (e.g. the n'th index type of an array).
662 -- xxxA access type for formal xxx in entry param record (Exp_Ch9)
663 -- xxxB tag table for tagged type xxx (Exp_Ch3)
664 -- xxxB task body procedure for task xxx (Exp_Ch9)
665 -- xxxD dispatch table for tagged type xxx (Exp_Ch3)
666 -- xxxD discriminal for discriminant xxx (Sem_Ch3)
667 -- xxxDn n'th discr check function for rec type xxx (Exp_Ch3)
668 -- xxxE elaboration boolean flag for task xxx (Exp_Ch9)
669 -- xxxE dispatch table pointer type for tagged type xxx (Exp_Ch3)
670 -- xxxE parameters for accept body for entry xxx (Exp_Ch9)
671 -- xxxFn n'th primitive of a tagged type (named xxx) (Exp_Ch3)
672 -- xxxJ tag table type index for tagged type xxx (Exp_Ch3)
673 -- xxxM master Id value for access type xxx (Exp_Ch3)
674 -- xxxP tag table pointer type for tagged type xxx (Exp_Ch3)
675 -- xxxP parameter record type for entry xxx (Exp_Ch9)
676 -- xxxPA access to parameter record type for entry xxx (Exp_Ch9)
677 -- xxxPn pointer type for n'th primitive of tagged type xxx (Exp_Ch3)
678 -- xxxR dispatch table pointer for tagged type xxx (Exp_Ch3)
679 -- xxxT tag table type for tagged type xxx (Exp_Ch3)
680 -- xxxT literal table for enumeration type xxx (Sem_Ch3)
681 -- xxxV type for task value record for task xxx (Exp_Ch9)
682 -- xxxX entry index constant (Exp_Ch9)
683 -- xxxY dispatch table type for tagged type xxx (Exp_Ch3)
684 -- xxxZ size variable for task xxx (Exp_Ch9)
688 -- xxxDA deep adjust routine for type xxx (Exp_TSS)
689 -- xxxDF deep finalize routine for type xxx (Exp_TSS)
690 -- xxxDI deep initialize routine for type xxx (Exp_TSS)
691 -- xxxEQ composite equality routine for record type xxx (Exp_TSS)
692 -- xxxIP initialization procedure for type xxx (Exp_TSS)
693 -- xxxRA RAs type access routine for type xxx (Exp_TSS)
694 -- xxxRD RAs type dereference routine for type xxx (Exp_TSS)
695 -- xxxRP Rep to Pos conversion for enumeration type xxx (Exp_TSS)
696 -- xxxSA array/slice assignment for controlled comp. arrays (Exp_TSS)
697 -- xxxSI stream input attribute subprogram for type xxx (Exp_TSS)
698 -- xxxSO stream output attribute subprogram for type xxx (Exp_TSS)
699 -- xxxSR stream read attribute subprogram for type xxx (Exp_TSS)
700 -- xxxSW stream write attribute subprogram for type xxx (Exp_TSS)
702 -- Implicit type names
704 -- TxxxT type of literal table for enumeration type xxx (Sem_Ch3)
706 -- (Note: this list is not complete or accurate ???)
708 ----------------------
709 -- Get_Attribute_Id --
710 ----------------------
712 function Get_Attribute_Id (N : Name_Id) return Attribute_Id is
714 return Attribute_Id'Val (N - First_Attribute_Name);
715 end Get_Attribute_Id;
721 function Get_Check_Id (N : Name_Id) return Check_Id is
723 return Check_Id'Val (N - First_Check_Name);
726 -----------------------
727 -- Get_Convention_Id --
728 -----------------------
730 function Get_Convention_Id (N : Name_Id) return Convention_Id is
733 when Name_Ada => return Convention_Ada;
734 when Name_Assembler => return Convention_Assembler;
735 when Name_C => return Convention_C;
736 when Name_COBOL => return Convention_COBOL;
737 when Name_CPP => return Convention_CPP;
738 when Name_Fortran => return Convention_Fortran;
739 when Name_Intrinsic => return Convention_Intrinsic;
740 when Name_Java => return Convention_Java;
741 when Name_Stdcall => return Convention_Stdcall;
742 when Name_Stubbed => return Convention_Stubbed;
744 -- If no direct match, then we must have a convention
745 -- identifier pragma that has specified this name.
748 for J in 1 .. Convention_Identifiers.Last loop
749 if N = Convention_Identifiers.Table (J).Name then
750 return Convention_Identifiers.Table (J).Convention;
756 end Get_Convention_Id;
758 ---------------------------
759 -- Get_Locking_Policy_Id --
760 ---------------------------
762 function Get_Locking_Policy_Id (N : Name_Id) return Locking_Policy_Id is
764 return Locking_Policy_Id'Val (N - First_Locking_Policy_Name);
765 end Get_Locking_Policy_Id;
771 function Get_Pragma_Id (N : Name_Id) return Pragma_Id is
773 if N = Name_AST_Entry then
774 return Pragma_AST_Entry;
775 elsif N = Name_Storage_Size then
776 return Pragma_Storage_Size;
777 elsif N = Name_Storage_Unit then
778 return Pragma_Storage_Unit;
779 elsif N not in First_Pragma_Name .. Last_Pragma_Name then
780 return Unknown_Pragma;
782 return Pragma_Id'Val (N - First_Pragma_Name);
786 ---------------------------
787 -- Get_Queuing_Policy_Id --
788 ---------------------------
790 function Get_Queuing_Policy_Id (N : Name_Id) return Queuing_Policy_Id is
792 return Queuing_Policy_Id'Val (N - First_Queuing_Policy_Name);
793 end Get_Queuing_Policy_Id;
795 ------------------------------------
796 -- Get_Task_Dispatching_Policy_Id --
797 ------------------------------------
799 function Get_Task_Dispatching_Policy_Id (N : Name_Id)
800 return Task_Dispatching_Policy_Id is
802 return Task_Dispatching_Policy_Id'Val
803 (N - First_Task_Dispatching_Policy_Name);
804 end Get_Task_Dispatching_Policy_Id;
810 procedure Initialize is
812 Discard_Name : Name_Id;
815 P_Index := Preset_Names'First;
820 while Preset_Names (P_Index) /= '#' loop
821 Name_Len := Name_Len + 1;
822 Name_Buffer (Name_Len) := Preset_Names (P_Index);
823 P_Index := P_Index + 1;
826 -- We do the Name_Find call to enter the name into the table, but
827 -- we don't need to do anything with the result, since we already
828 -- initialized all the preset names to have the right value (we
829 -- are depending on the order of the names and Preset_Names).
831 Discard_Name := Name_Find;
832 P_Index := P_Index + 1;
833 exit when Preset_Names (P_Index) = '#';
836 -- Make sure that number of names in standard table is correct. If
837 -- this check fails, run utility program XSNAMES to construct a new
838 -- properly matching version of the body.
840 pragma Assert (Discard_Name = Last_Predefined_Name);
842 -- Initialize the convention identifiers table with the standard
843 -- set of synonyms that we recognize for conventions.
845 Convention_Identifiers.Init;
847 Convention_Identifiers.Append ((Name_Asm, Convention_Assembler));
848 Convention_Identifiers.Append ((Name_Assembly, Convention_Assembler));
850 Convention_Identifiers.Append ((Name_Default, Convention_C));
851 Convention_Identifiers.Append ((Name_External, Convention_C));
853 Convention_Identifiers.Append ((Name_DLL, Convention_Stdcall));
854 Convention_Identifiers.Append ((Name_Win32, Convention_Stdcall));
857 -----------------------
858 -- Is_Attribute_Name --
859 -----------------------
861 function Is_Attribute_Name (N : Name_Id) return Boolean is
863 return N in First_Attribute_Name .. Last_Attribute_Name;
864 end Is_Attribute_Name;
870 function Is_Check_Name (N : Name_Id) return Boolean is
872 return N in First_Check_Name .. Last_Check_Name;
875 ------------------------
876 -- Is_Convention_Name --
877 ------------------------
879 function Is_Convention_Name (N : Name_Id) return Boolean is
881 -- Check if this is one of the standard conventions
883 if N in First_Convention_Name .. Last_Convention_Name
888 -- Otherwise check if it is in convention identifier table
891 for J in 1 .. Convention_Identifiers.Last loop
892 if N = Convention_Identifiers.Table (J).Name then
899 end Is_Convention_Name;
901 ------------------------------
902 -- Is_Entity_Attribute_Name --
903 ------------------------------
905 function Is_Entity_Attribute_Name (N : Name_Id) return Boolean is
907 return N in First_Entity_Attribute_Name .. Last_Entity_Attribute_Name;
908 end Is_Entity_Attribute_Name;
910 --------------------------------
911 -- Is_Function_Attribute_Name --
912 --------------------------------
914 function Is_Function_Attribute_Name (N : Name_Id) return Boolean is
917 First_Renamable_Function_Attribute ..
918 Last_Renamable_Function_Attribute;
919 end Is_Function_Attribute_Name;
921 ----------------------------
922 -- Is_Locking_Policy_Name --
923 ----------------------------
925 function Is_Locking_Policy_Name (N : Name_Id) return Boolean is
927 return N in First_Locking_Policy_Name .. Last_Locking_Policy_Name;
928 end Is_Locking_Policy_Name;
930 -----------------------------
931 -- Is_Operator_Symbol_Name --
932 -----------------------------
934 function Is_Operator_Symbol_Name (N : Name_Id) return Boolean is
936 return N in First_Operator_Name .. Last_Operator_Name;
937 end Is_Operator_Symbol_Name;
943 function Is_Pragma_Name (N : Name_Id) return Boolean is
945 return N in First_Pragma_Name .. Last_Pragma_Name
946 or else N = Name_AST_Entry
947 or else N = Name_Storage_Size
948 or else N = Name_Storage_Unit;
951 ---------------------------------
952 -- Is_Procedure_Attribute_Name --
953 ---------------------------------
955 function Is_Procedure_Attribute_Name (N : Name_Id) return Boolean is
957 return N in First_Procedure_Attribute .. Last_Procedure_Attribute;
958 end Is_Procedure_Attribute_Name;
960 ----------------------------
961 -- Is_Queuing_Policy_Name --
962 ----------------------------
964 function Is_Queuing_Policy_Name (N : Name_Id) return Boolean is
966 return N in First_Queuing_Policy_Name .. Last_Queuing_Policy_Name;
967 end Is_Queuing_Policy_Name;
969 -------------------------------------
970 -- Is_Task_Dispatching_Policy_Name --
971 -------------------------------------
973 function Is_Task_Dispatching_Policy_Name (N : Name_Id) return Boolean is
975 return N in First_Task_Dispatching_Policy_Name ..
976 Last_Task_Dispatching_Policy_Name;
977 end Is_Task_Dispatching_Policy_Name;
979 ----------------------------
980 -- Is_Type_Attribute_Name --
981 ----------------------------
983 function Is_Type_Attribute_Name (N : Name_Id) return Boolean is
985 return N in First_Type_Attribute_Name .. Last_Type_Attribute_Name;
986 end Is_Type_Attribute_Name;
988 ----------------------------------
989 -- Record_Convention_Identifier --
990 ----------------------------------
992 procedure Record_Convention_Identifier
994 Convention : Convention_Id)
997 Convention_Identifiers.Append ((Id, Convention));
998 end Record_Convention_Identifier;