1 ------------------------------------------------------------------------------
3 -- GNAT RUNTIME COMPONENTS --
5 -- S Y S T E M . P A C K _ 4 3 --
11 -- Copyright (C) 1992-1999 Free Software Foundation, Inc. --
13 -- GNAT is free software; you can redistribute it and/or modify it under --
14 -- terms of the GNU General Public License as published by the Free Soft- --
15 -- ware Foundation; either version 2, or (at your option) any later ver- --
16 -- sion. GNAT is distributed in the hope that it will be useful, but WITH- --
17 -- OUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY --
18 -- or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License --
19 -- for more details. You should have received a copy of the GNU General --
20 -- Public License distributed with GNAT; see file COPYING. If not, write --
21 -- to the Free Software Foundation, 59 Temple Place - Suite 330, Boston, --
22 -- MA 02111-4307, USA. --
24 -- As a special exception, if other files instantiate generics from this --
25 -- unit, or you link this unit with other files to produce an executable, --
26 -- this unit does not by itself cause the resulting executable to be --
27 -- covered by the GNU General Public License. This exception does not --
28 -- however invalidate any other reasons why the executable file might be --
29 -- covered by the GNU Public License. --
31 -- GNAT was originally developed by the GNAT team at New York University. --
32 -- It is now maintained by Ada Core Technologies Inc (http://www.gnat.com). --
34 ------------------------------------------------------------------------------
36 -- Handling of packed arrays with Component_Size = 43
38 package System
.Pack_43
is
39 pragma Preelaborate
(Pack_43
);
41 Bits
: constant := 43;
43 type Bits_43
is mod 2 ** Bits
;
44 for Bits_43
'Size use Bits
;
46 function Get_43
(Arr
: System
.Address
; N
: Natural) return Bits_43
;
47 -- Arr is the address of the packed array, N is the zero-based
48 -- subscript. This element is extracted and returned.
50 procedure Set_43
(Arr
: System
.Address
; N
: Natural; E
: Bits_43
);
51 -- Arr is the address of the packed array, N is the zero-based
52 -- subscript. This element is set to the given value.