projects / thirdparty / gcc.git / blame
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|---|---|---|
| cacbc350 RK |
1 | ------------------------------------------------------------------------------ |
| 2 | -- -- | |
| 3084fecd | 3 | -- GNAT RUN-TIME COMPONENTS -- |
| cacbc350 | 4 | -- -- |
| fbf5a39b | 5 | -- S Y S T E M . E X P _ U N S -- |
| cacbc350 RK |
6 | -- -- |
| 7 | -- S p e c -- | |
| 8 | -- -- | |
| 748086b7 | 9 | -- Copyright (C) 1992-2009 Free Software Foundation, Inc. -- |
| cacbc350 RK |
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- -- | |
| 748086b7 | 13 | -- ware Foundation; either version 3, or (at your option) any later ver- -- |
| cacbc350 RK |
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 -- | |
| 748086b7 JJ |
16 | -- or FITNESS FOR A PARTICULAR PURPOSE. -- |
| 17 | -- -- | |
| 18 | -- As a special exception under Section 7 of GPL version 3, you are granted -- | |
| 19 | -- additional permissions described in the GCC Runtime Library Exception, -- | |
| 20 | -- version 3.1, as published by the Free Software Foundation. -- | |
| 21 | -- -- | |
| 22 | -- You should have received a copy of the GNU General Public License and -- | |
| 23 | -- a copy of the GCC Runtime Library Exception along with this program; -- | |
| 24 | -- see the files COPYING3 and COPYING.RUNTIME respectively. If not, see -- | |
| 25 | -- <http://www.gnu.org/licenses/>. -- | |
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26 | -- -- |
| 27 | -- GNAT was originally developed by the GNAT team at New York University. -- | |
| 71ff80dc | 28 | -- Extensive contributions were provided by Ada Core Technologies Inc. -- |
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29 | -- -- |
| 30 | ------------------------------------------------------------------------------ | |
| 31 | ||
| 32 | -- This procedure performs exponentiation of unsigned types (with binary | |
| 33 | -- modulus values up to and including that of Unsigned_Types.Unsigned). | |
| 34 | -- The result is always full width, the caller must do a masking operation | |
| 35 | -- the modulus is less than 2 ** (Unsigned'Size). | |
| 36 | ||
| 37 | with System.Unsigned_Types; | |
| 38 | ||
| 39 | package System.Exp_Uns is | |
| 009186e0 | 40 | pragma Pure; |
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41 | |
| 42 | function Exp_Unsigned | |
| 43 | (Left : System.Unsigned_Types.Unsigned; | |
| 44 | Right : Natural) | |
| 45 | return System.Unsigned_Types.Unsigned; | |
| 46 | ||
| 47 | end System.Exp_Uns; |