blob: cb77ca6f12ee066eb3abd048b0912abb69c5c06e (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
|
/*************************************************************************
* Copyright (C) 2010-2011 Tavian Barnes <tavianator@tavianator.com> *
* *
* This file is part of The Dimension Library. *
* *
* The Dimension Library is free software; you can redistribute it and/ *
* or modify it under the terms of the GNU Lesser General Public License *
* as published by the Free Software Foundation; either version 3 of the *
* License, or (at your option) any later version. *
* *
* The Dimension Library is distributed in the hope that it will be *
* useful, but WITHOUT ANY WARRANTY; without even the implied warranty *
* of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU *
* Lesser General Public License for more details. *
* *
* You should have received a copy of the GNU Lesser General Public *
* License along with this program. If not, see *
* <http://www.gnu.org/licenses/>. *
*************************************************************************/
/**
* @file
* Compiler abstractions.
*/
#include <stdbool.h>
#ifdef DMNSN_PROFILE
#define dmnsn_likely(test) \
dmnsn_expect(!!(test), true, DMNSN_FUNC, __FILE__, __LINE__)
#define dmnsn_unlikely(test) \
dmnsn_expect(!!(test), false, DMNSN_FUNC, __FILE__, __LINE__)
#elif defined(__GNUC__)
#define dmnsn_likely(test) __builtin_expect(!!(test), true)
#define dmnsn_unlikely(test) __builtin_expect(!!(test), false)
#else
#define dmnsn_likely(test) (!!(test))
#define dmnsn_unlikely(test) (!!(test))
#endif
#ifdef __GNUC__
#define DMNSN_HOT __attribute__((hot))
#define DMNSN_INTERNAL __attribute__((visibility("hidden")))
#else
#define DMNSN_HOT
#define DMNSN_INTERNAL
#endif
|
