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1 | ------------------------------------------------------------------------------ |
2 | -- -- | |
3 | -- GNAT RUNTIME COMPONENTS -- | |
4 | -- -- | |
fbf5a39b | 5 | -- S Y S T E M . E X P _ U N S -- |
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6 | -- -- |
7 | -- S p e c -- | |
8 | -- -- | |
fbf5a39b | 9 | -- Copyright (C) 1992-2003 Free Software Foundation, Inc. -- |
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10 | -- -- |
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. -- | |
21 | -- -- | |
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. -- | |
28 | -- -- | |
29 | -- GNAT was originally developed by the GNAT team at New York University. -- | |
71ff80dc | 30 | -- Extensive contributions were provided by Ada Core Technologies Inc. -- |
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31 | -- -- |
32 | ------------------------------------------------------------------------------ | |
33 | ||
34 | -- This procedure performs exponentiation of unsigned types (with binary | |
35 | -- modulus values up to and including that of Unsigned_Types.Unsigned). | |
36 | -- The result is always full width, the caller must do a masking operation | |
37 | -- the modulus is less than 2 ** (Unsigned'Size). | |
38 | ||
39 | with System.Unsigned_Types; | |
40 | ||
41 | package System.Exp_Uns is | |
42 | pragma Pure (Exp_Uns); | |
43 | ||
44 | function Exp_Unsigned | |
45 | (Left : System.Unsigned_Types.Unsigned; | |
46 | Right : Natural) | |
47 | return System.Unsigned_Types.Unsigned; | |
48 | ||
49 | end System.Exp_Uns; |