ManaPlus
likely.h
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1 /*
2  * The ManaPlus Client
3  * Copyright (C) 2011-2019 The ManaPlus Developers
4  *
5  * This file is part of The ManaPlus Client.
6  *
7  * This program is free software; you can redistribute it and/or modify
8  * it under the terms of the GNU General Public License as published by
9  * the Free Software Foundation; either version 2 of the License, or
10  * any later version.
11  *
12  * This program is distributed in the hope that it will be useful,
13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15  * GNU General Public License for more details.
16  *
17  * You should have received a copy of the GNU General Public License
18  * along with this program. If not, see <http://www.gnu.org/licenses/>.
19  */
20 
21 #ifndef UTILS_LIKELY_H
22 #define UTILS_LIKELY_H
23 
24 #ifdef __GNUC__
25 #define A_LIKELY(x) __builtin_expect (!!(x), 1)
26 #define A_UNLIKELY(x) __builtin_expect (!!(x), 0)
27 #else // __GNUC__
28 #define A_LIKELY(x) (x)
29 #define A_UNLIKELY(x) (x)
30 #endif // __GNUC__
31 
32 #endif // UTILS_LIKELY_H