------------------------------------------------------------------------------
--                                                                          --
--                         GNAT RUN-TIME COMPONENTS                         --
--                                                                          --
--                       S Y S T E M . P A C K _ 3 0                        --
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--                                 S p e c                                  --
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--          Copyright (C) 1992-2005, Free Software Foundation, Inc.         --
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-- GNAT is free software;  you can  redistribute it  and/or modify it under --
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-- covered by the  GNU Public License.                                      --
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-- GNAT was originally developed  by the GNAT team at  New York University. --
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------------------------------------------------------------------------------

--  Handling of packed arrays with Component_Size = 30

package System.Pack_30 is
   pragma Preelaborate;

   Bits : constant := 30;

   type Bits_30 is mod 2 ** Bits;
   for Bits_30'Size use Bits;

   function Get_30 (Arr : System.Address; N : Natural) return Bits_30;
   --  Arr is the address of the packed array, N is the zero-based
   --  subscript. This element is extracted and returned.

   procedure Set_30 (Arr : System.Address; N : Natural; E : Bits_30);
   --  Arr is the address of the packed array, N is the zero-based
   --  subscript. This element is set to the given value.

   function GetU_30 (Arr : System.Address; N : Natural) return Bits_30;
   --  Arr is the address of the packed array, N is the zero-based
   --  subscript. This element is extracted and returned. This version
   --  is used when Arr may represent an unaligned address.

   procedure SetU_30 (Arr : System.Address; N : Natural; E : Bits_30);
   --  Arr is the address of the packed array, N is the zero-based
   --  subscript. This element is set to the given value. This version
   --  is used when Arr may represent an unaligned address

end System.Pack_30;
