mirror of https://github.com/zeldaret/mm.git
35 lines
759 B
C
35 lines
759 B
C
#ifndef ALIGNMENT_H
|
|
#define ALIGNMENT_H
|
|
|
|
#include "attributes.h"
|
|
|
|
#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 ALIGN256(val) (((val) + 0xFF) & ~0xFF)
|
|
|
|
#ifndef ALIGNED
|
|
#define ALIGNED(x) __attribute__ ((aligned (x)))
|
|
#endif
|
|
|
|
#ifdef __sgi /* IDO compiler */
|
|
#define UNALIGNED __unaligned
|
|
#else
|
|
#define UNALIGNED
|
|
#endif
|
|
|
|
#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
|
|
|
|
#define ALIGN_MASK(n) (~((n) - 1))
|
|
|
|
#define ALIGNOF_MASK(x) ALIGN_MASK(ALIGNOF(x))
|
|
|
|
#endif
|