1 ------------------------------------------------------------------------------
3 -- GNAT COMPILER COMPONENTS --
9 -- Copyright (C) 1992-2003, 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#" &
176 "propagate_exceptions#" &
179 "restricted_run_time#" &
181 "restriction_warnings#" &
183 "source_file_name#" &
184 "source_file_name_project#" &
187 "suppress_exception_locations#" &
188 "task_dispatching_policy#" &
195 "all_calls_remote#" &
200 "atomic_components#" &
204 "complex_representation#" &
216 "export_exception#" &
219 "export_procedure#" &
221 "export_valued_procedure#" &
223 "finalize_storage_only#" &
226 "import_exception#" &
229 "import_procedure#" &
230 "import_valued_procedure#" &
234 "inspection_point#" &
237 "interrupt_handler#" &
238 "interrupt_priority#" &
239 "java_constructor#" &
247 "machine_attribute#" &
254 "optional_overriding#" &
264 "remote_call_interface#" &
269 "source_reference#" &
273 "suppress_debug_info#" &
274 "suppress_initialization#" &
283 "unimplemented_unit#" &
285 "unreserve_all_interrupts#" &
287 "volatile_components#" &
308 "component_size_4#" &
316 "first_optional_parameter#" &
338 "result_mechanism#" &
342 "secondary_stack_size#" &
348 "subunit_file_name#" &
349 "task_stack_size_default#" &
351 "time_slicing_enabled#" &
384 "default_bit_order#" &
399 "has_discriminants#" &
410 "machine_mantissa#" &
411 "machine_overflows#" &
416 "max_size_in_storage_elements#" &
417 "maximum_alignment#" &
427 "passed_by_reference#" &
452 "unbiased_rounding#" &
453 "unchecked_access#" &
454 "unconstrained_array#" &
455 "universal_literal_string#" &
456 "unrestricted_access#" &
494 "inheritance_locking#" &
496 "priority_queuing#" &
497 "fifo_within_priorities#" &
499 "accessibility_check#" &
500 "discriminant_check#" &
502 "elaboration_check#" &
570 "enclosing_entity#" &
571 "exception_information#" &
572 "exception_message#" &
576 "import_largest_value#" &
584 "shift_right_arithmetic#" &
586 "unchecked_conversion#" &
587 "unchecked_deallocation#" &
601 "default_switches#" &
604 "executable_suffix#" &
607 "global_configuration_pragmas#" &
611 "implementation_exceptions#" &
612 "implementation_suffix#" &
615 "library_auto_init#" &
617 "library_interface#" &
622 "library_symbol_file#" &
625 "local_configuration_pragmas#" &
626 "locally_removed_files#" &
634 "source_list_file#" &
638 "specification_exceptions#" &
639 "specification_suffix#" &
644 ---------------------
645 -- Generated Names --
646 ---------------------
648 -- This section lists the various cases of generated names which are
649 -- built from existing names by adding unique leading and/or trailing
650 -- upper case letters. In some cases these names are built recursively,
651 -- in particular names built from types may be built from types which
652 -- themselves have generated names. In this list, xxx represents an
653 -- existing name to which identifying letters are prepended or appended,
654 -- and a trailing n represents a serial number in an external name that
655 -- has some semantic significance (e.g. the n'th index type of an array).
657 -- xxxA access type for formal xxx in entry param record (Exp_Ch9)
658 -- xxxB tag table for tagged type xxx (Exp_Ch3)
659 -- xxxB task body procedure for task xxx (Exp_Ch9)
660 -- xxxD dispatch table for tagged type xxx (Exp_Ch3)
661 -- xxxD discriminal for discriminant xxx (Sem_Ch3)
662 -- xxxDn n'th discr check function for rec type xxx (Exp_Ch3)
663 -- xxxE elaboration boolean flag for task xxx (Exp_Ch9)
664 -- xxxE dispatch table pointer type for tagged type xxx (Exp_Ch3)
665 -- xxxE parameters for accept body for entry xxx (Exp_Ch9)
666 -- xxxFn n'th primitive of a tagged type (named xxx) (Exp_Ch3)
667 -- xxxJ tag table type index for tagged type xxx (Exp_Ch3)
668 -- xxxM master Id value for access type xxx (Exp_Ch3)
669 -- xxxP tag table pointer type for tagged type xxx (Exp_Ch3)
670 -- xxxP parameter record type for entry xxx (Exp_Ch9)
671 -- xxxPA access to parameter record type for entry xxx (Exp_Ch9)
672 -- xxxPn pointer type for n'th primitive of tagged type xxx (Exp_Ch3)
673 -- xxxR dispatch table pointer for tagged type xxx (Exp_Ch3)
674 -- xxxT tag table type for tagged type xxx (Exp_Ch3)
675 -- xxxT literal table for enumeration type xxx (Sem_Ch3)
676 -- xxxV type for task value record for task xxx (Exp_Ch9)
677 -- xxxX entry index constant (Exp_Ch9)
678 -- xxxY dispatch table type for tagged type xxx (Exp_Ch3)
679 -- xxxZ size variable for task xxx (Exp_Ch9)
683 -- xxxDA deep adjust routine for type xxx (Exp_TSS)
684 -- xxxDF deep finalize routine for type xxx (Exp_TSS)
685 -- xxxDI deep initialize routine for type xxx (Exp_TSS)
686 -- xxxEQ composite equality routine for record type xxx (Exp_TSS)
687 -- xxxIP initialization procedure for type xxx (Exp_TSS)
688 -- xxxRA RAs type access routine for type xxx (Exp_TSS)
689 -- xxxRD RAs type dereference routine for type xxx (Exp_TSS)
690 -- xxxRP Rep to Pos conversion for enumeration type xxx (Exp_TSS)
691 -- xxxSI stream input attribute subprogram for type xxx (Exp_TSS)
692 -- xxxSO stream output attribute subprogram for type xxx (Exp_TSS)
693 -- xxxSR stream read attribute subprogram for type xxx (Exp_TSS)
694 -- xxxSW stream write attribute subprogram for type xxx (Exp_TSS)
696 -- Implicit type names
698 -- TxxxT type of literal table for enumeration type xxx (Sem_Ch3)
700 -- (Note: this list is not complete or accurate ???)
702 ----------------------
703 -- Get_Attribute_Id --
704 ----------------------
706 function Get_Attribute_Id (N : Name_Id) return Attribute_Id is
708 return Attribute_Id'Val (N - First_Attribute_Name);
709 end Get_Attribute_Id;
715 function Get_Check_Id (N : Name_Id) return Check_Id is
717 return Check_Id'Val (N - First_Check_Name);
720 -----------------------
721 -- Get_Convention_Id --
722 -----------------------
724 function Get_Convention_Id (N : Name_Id) return Convention_Id is
727 when Name_Ada => return Convention_Ada;
728 when Name_Assembler => return Convention_Assembler;
729 when Name_C => return Convention_C;
730 when Name_COBOL => return Convention_COBOL;
731 when Name_CPP => return Convention_CPP;
732 when Name_Fortran => return Convention_Fortran;
733 when Name_Intrinsic => return Convention_Intrinsic;
734 when Name_Java => return Convention_Java;
735 when Name_Stdcall => return Convention_Stdcall;
736 when Name_Stubbed => return Convention_Stubbed;
738 -- If no direct match, then we must have a convention
739 -- identifier pragma that has specified this name.
742 for J in 1 .. Convention_Identifiers.Last loop
743 if N = Convention_Identifiers.Table (J).Name then
744 return Convention_Identifiers.Table (J).Convention;
750 end Get_Convention_Id;
752 ---------------------------
753 -- Get_Locking_Policy_Id --
754 ---------------------------
756 function Get_Locking_Policy_Id (N : Name_Id) return Locking_Policy_Id is
758 return Locking_Policy_Id'Val (N - First_Locking_Policy_Name);
759 end Get_Locking_Policy_Id;
765 function Get_Pragma_Id (N : Name_Id) return Pragma_Id is
767 if N = Name_AST_Entry then
768 return Pragma_AST_Entry;
769 elsif N = Name_Storage_Size then
770 return Pragma_Storage_Size;
771 elsif N = Name_Storage_Unit then
772 return Pragma_Storage_Unit;
773 elsif N not in First_Pragma_Name .. Last_Pragma_Name then
774 return Unknown_Pragma;
776 return Pragma_Id'Val (N - First_Pragma_Name);
780 ---------------------------
781 -- Get_Queuing_Policy_Id --
782 ---------------------------
784 function Get_Queuing_Policy_Id (N : Name_Id) return Queuing_Policy_Id is
786 return Queuing_Policy_Id'Val (N - First_Queuing_Policy_Name);
787 end Get_Queuing_Policy_Id;
789 ------------------------------------
790 -- Get_Task_Dispatching_Policy_Id --
791 ------------------------------------
793 function Get_Task_Dispatching_Policy_Id (N : Name_Id)
794 return Task_Dispatching_Policy_Id is
796 return Task_Dispatching_Policy_Id'Val
797 (N - First_Task_Dispatching_Policy_Name);
798 end Get_Task_Dispatching_Policy_Id;
804 procedure Initialize is
806 Discard_Name : Name_Id;
809 P_Index := Preset_Names'First;
814 while Preset_Names (P_Index) /= '#' loop
815 Name_Len := Name_Len + 1;
816 Name_Buffer (Name_Len) := Preset_Names (P_Index);
817 P_Index := P_Index + 1;
820 -- We do the Name_Find call to enter the name into the table, but
821 -- we don't need to do anything with the result, since we already
822 -- initialized all the preset names to have the right value (we
823 -- are depending on the order of the names and Preset_Names).
825 Discard_Name := Name_Find;
826 P_Index := P_Index + 1;
827 exit when Preset_Names (P_Index) = '#';
830 -- Make sure that number of names in standard table is correct. If
831 -- this check fails, run utility program XSNAMES to construct a new
832 -- properly matching version of the body.
834 pragma Assert (Discard_Name = Last_Predefined_Name);
836 -- Initialize the convention identifiers table with the standard
837 -- set of synonyms that we recognize for conventions.
839 Convention_Identifiers.Init;
841 Convention_Identifiers.Append ((Name_Asm, Convention_Assembler));
842 Convention_Identifiers.Append ((Name_Assembly, Convention_Assembler));
844 Convention_Identifiers.Append ((Name_Default, Convention_C));
845 Convention_Identifiers.Append ((Name_External, Convention_C));
847 Convention_Identifiers.Append ((Name_DLL, Convention_Stdcall));
848 Convention_Identifiers.Append ((Name_Win32, Convention_Stdcall));
851 -----------------------
852 -- Is_Attribute_Name --
853 -----------------------
855 function Is_Attribute_Name (N : Name_Id) return Boolean is
857 return N in First_Attribute_Name .. Last_Attribute_Name;
858 end Is_Attribute_Name;
864 function Is_Check_Name (N : Name_Id) return Boolean is
866 return N in First_Check_Name .. Last_Check_Name;
869 ------------------------
870 -- Is_Convention_Name --
871 ------------------------
873 function Is_Convention_Name (N : Name_Id) return Boolean is
875 -- Check if this is one of the standard conventions
877 if N in First_Convention_Name .. Last_Convention_Name
882 -- Otherwise check if it is in convention identifier table
885 for J in 1 .. Convention_Identifiers.Last loop
886 if N = Convention_Identifiers.Table (J).Name then
893 end Is_Convention_Name;
895 ------------------------------
896 -- Is_Entity_Attribute_Name --
897 ------------------------------
899 function Is_Entity_Attribute_Name (N : Name_Id) return Boolean is
901 return N in First_Entity_Attribute_Name .. Last_Entity_Attribute_Name;
902 end Is_Entity_Attribute_Name;
904 --------------------------------
905 -- Is_Function_Attribute_Name --
906 --------------------------------
908 function Is_Function_Attribute_Name (N : Name_Id) return Boolean is
911 First_Renamable_Function_Attribute ..
912 Last_Renamable_Function_Attribute;
913 end Is_Function_Attribute_Name;
915 ----------------------------
916 -- Is_Locking_Policy_Name --
917 ----------------------------
919 function Is_Locking_Policy_Name (N : Name_Id) return Boolean is
921 return N in First_Locking_Policy_Name .. Last_Locking_Policy_Name;
922 end Is_Locking_Policy_Name;
924 -----------------------------
925 -- Is_Operator_Symbol_Name --
926 -----------------------------
928 function Is_Operator_Symbol_Name (N : Name_Id) return Boolean is
930 return N in First_Operator_Name .. Last_Operator_Name;
931 end Is_Operator_Symbol_Name;
937 function Is_Pragma_Name (N : Name_Id) return Boolean is
939 return N in First_Pragma_Name .. Last_Pragma_Name
940 or else N = Name_AST_Entry
941 or else N = Name_Storage_Size
942 or else N = Name_Storage_Unit;
945 ---------------------------------
946 -- Is_Procedure_Attribute_Name --
947 ---------------------------------
949 function Is_Procedure_Attribute_Name (N : Name_Id) return Boolean is
951 return N in First_Procedure_Attribute .. Last_Procedure_Attribute;
952 end Is_Procedure_Attribute_Name;
954 ----------------------------
955 -- Is_Queuing_Policy_Name --
956 ----------------------------
958 function Is_Queuing_Policy_Name (N : Name_Id) return Boolean is
960 return N in First_Queuing_Policy_Name .. Last_Queuing_Policy_Name;
961 end Is_Queuing_Policy_Name;
963 -------------------------------------
964 -- Is_Task_Dispatching_Policy_Name --
965 -------------------------------------
967 function Is_Task_Dispatching_Policy_Name (N : Name_Id) return Boolean is
969 return N in First_Task_Dispatching_Policy_Name ..
970 Last_Task_Dispatching_Policy_Name;
971 end Is_Task_Dispatching_Policy_Name;
973 ----------------------------
974 -- Is_Type_Attribute_Name --
975 ----------------------------
977 function Is_Type_Attribute_Name (N : Name_Id) return Boolean is
979 return N in First_Type_Attribute_Name .. Last_Type_Attribute_Name;
980 end Is_Type_Attribute_Name;
982 ----------------------------------
983 -- Record_Convention_Identifier --
984 ----------------------------------
986 procedure Record_Convention_Identifier
988 Convention : Convention_Id)
991 Convention_Identifiers.Append ((Id, Convention));
992 end Record_Convention_Identifier;