blob: 5ab84ace7b4203bbb7dc6c7c294fbe463a9be968 (
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
|
#ifndef ALIGNMENT_H
#define ALIGNMENT_H
#include "attributes.h"
#define ALIGN2(val) (((val) + 1) & ~1)
#define ALIGN4(val) (((val) + 3) & ~3)
#define ALIGN8(val) (((val) + 7) & ~7)
#define ALIGN16(val) (((val) + 0xF) & ~0xF)
#define ALIGN32(val) (((val) + 0x1F) & ~0x1F)
#define ALIGN64(val) (((val) + 0x3F) & ~0x3F)
#define ALIGN128(val) (((val) + 0x7F) & ~0x7F)
#define ALIGN256(val) (((val) + 0xFF) & ~0xFF)
#ifndef ALIGNED8
#define ALIGNED8 __attribute__ ((aligned (8)))
#endif
#ifndef ALIGNOF
#ifdef __sgi /* IDO compiler */
#define ALIGNOF(x) __builtin_alignof(x)
#elif (__STDC_VERSION__ >= 201112L) /* C11 */
#define ALIGNOF(x) _Alignof(x)
#else /* __GNUC__ */
#define ALIGNOF(x) __alignof__(x)
#endif
#endif
#define ALIGN_MASK(n) (~((n) - 1))
#define ALIGNOF_MASK(x) ALIGN_MASK(ALIGNOF(x))
#endif
|
