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Linus Torvalds1da177e2005-04-16 15:20:36 -07001#ifndef _SPARC64_BYTEORDER_H
2#define _SPARC64_BYTEORDER_H
3
4#include <asm/types.h>
5#include <asm/asi.h>
6
7#ifdef __GNUC__
8
David S. Millerd979f172007-10-27 00:13:04 -07009static inline __u16 ___arch__swab16p(const __u16 *addr)
Linus Torvalds1da177e2005-04-16 15:20:36 -070010{
11 __u16 ret;
12
13 __asm__ __volatile__ ("lduha [%1] %2, %0"
14 : "=r" (ret)
15 : "r" (addr), "i" (ASI_PL));
16 return ret;
17}
18
David S. Millerd979f172007-10-27 00:13:04 -070019static inline __u32 ___arch__swab32p(const __u32 *addr)
Linus Torvalds1da177e2005-04-16 15:20:36 -070020{
21 __u32 ret;
22
23 __asm__ __volatile__ ("lduwa [%1] %2, %0"
24 : "=r" (ret)
25 : "r" (addr), "i" (ASI_PL));
26 return ret;
27}
28
David S. Millerd979f172007-10-27 00:13:04 -070029static inline __u64 ___arch__swab64p(const __u64 *addr)
Linus Torvalds1da177e2005-04-16 15:20:36 -070030{
31 __u64 ret;
32
33 __asm__ __volatile__ ("ldxa [%1] %2, %0"
34 : "=r" (ret)
35 : "r" (addr), "i" (ASI_PL));
36 return ret;
37}
38
39#define __arch__swab16p(x) ___arch__swab16p(x)
40#define __arch__swab32p(x) ___arch__swab32p(x)
41#define __arch__swab64p(x) ___arch__swab64p(x)
42
43#define __BYTEORDER_HAS_U64__
44
45#endif /* __GNUC__ */
46
47#include <linux/byteorder/big_endian.h>
48
49#endif /* _SPARC64_BYTEORDER_H */