------------------------------------------------------------------------------
-- --
--- GNAT RUNTIME COMPONENTS --
+-- GNAT RUN-TIME COMPONENTS --
-- --
-- S Y S T E M . P A C K _ 6 3 --
-- --
-- B o d y --
-- --
--- $Revision: 1.2 $
--- --
--- Copyright (C) 1992-1999 Free Software Foundation, Inc. --
+-- Copyright (C) 1992-2007, Free Software Foundation, Inc. --
-- --
-- GNAT is free software; you can redistribute it and/or modify it under --
-- terms of the GNU General Public License as published by the Free Soft- --
-- or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License --
-- for more details. You should have received a copy of the GNU General --
-- Public License distributed with GNAT; see file COPYING. If not, write --
--- to the Free Software Foundation, 59 Temple Place - Suite 330, Boston, --
--- MA 02111-1307, USA. --
+-- to the Free Software Foundation, 51 Franklin Street, Fifth Floor, --
+-- Boston, MA 02110-1301, USA. --
-- --
-- As a special exception, if other files instantiate generics from this --
-- unit, or you link this unit with other files to produce an executable, --
-- covered by the GNU Public License. --
-- --
-- GNAT was originally developed by the GNAT team at New York University. --
--- It is now maintained by Ada Core Technologies Inc (http://www.gnat.com). --
+-- Extensive contributions were provided by Ada Core Technologies Inc. --
-- --
------------------------------------------------------------------------------
with System.Storage_Elements;
with System.Unsigned_Types;
-with Unchecked_Conversion;
+with Ada.Unchecked_Conversion;
package body System.Pack_63 is
type Cluster_Ref is access Cluster;
function To_Ref is new
- Unchecked_Conversion (System.Address, Cluster_Ref);
+ Ada.Unchecked_Conversion (System.Address, Cluster_Ref);
------------
-- Get_63 --
function Get_63 (Arr : System.Address; N : Natural) return Bits_63 is
C : constant Cluster_Ref := To_Ref (Arr + Bits * Ofs (Uns (N) / 8));
-
begin
case N07 (Uns (N) mod 8) is
when 0 => return C.E0;
procedure Set_63 (Arr : System.Address; N : Natural; E : Bits_63) is
C : constant Cluster_Ref := To_Ref (Arr + Bits * Ofs (Uns (N) / 8));
-
begin
case N07 (Uns (N) mod 8) is
when 0 => C.E0 := E;