tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
1#ifndef _M68K_SWAB_H
2#define _M68K_SWAB_H
3
4#include <linux/types.h>
5#include <linux/compiler.h>
6
7#define __SWAB_64_THRU_32__
8
9#if defined (__mcfisaaplus__) || defined (__mcfisac__)
10static inline __attribute_const__ __u32 __arch_swab32(__u32 val)
11{
12 __asm__("byterev %0" : "=d" (val) : "0" (val));
13 return val;
14}
15
16#define __arch_swab32 __arch_swab32
17#elif !defined(__mcoldfire__)
18
19static inline __attribute_const__ __u32 __arch_swab32(__u32 val)
20{
21 __asm__("rolw #8,%0; swap %0; rolw #8,%0" : "=d" (val) : "0" (val));
22 return val;
23}
24#define __arch_swab32 __arch_swab32
25#endif
26
27#endif /* _M68K_SWAB_H */