1#ifndef _BLACKFIN_BYTEORDER_H
2#define _BLACKFIN_BYTEORDER_H
3
4#include <asm/types.h>
5#include <linux/compiler.h>
6
7#ifdef __GNUC__
8
9static __inline__ __attribute_const__ __u32 ___arch__swahb32(__u32 xx)
10{
11	__u32 tmp;
12	__asm__("%1 = %0 >> 8 (V);\n\t"
13		"%0 = %0 << 8 (V);\n\t"
14		"%0 = %0 | %1;\n\t"
15		: "+d"(xx), "=&d"(tmp));
16	return xx;
17}
18
19static __inline__ __attribute_const__ __u32 ___arch__swahw32(__u32 xx)
20{
21	__u32 rv;
22	__asm__("%0 = PACK(%1.L, %1.H);\n\t": "=d"(rv): "d"(xx));
23	return rv;
24}
25
26#define __arch__swahb32(x) ___arch__swahb32(x)
27#define __arch__swahw32(x) ___arch__swahw32(x)
28#define __arch__swab32(x) ___arch__swahb32(___arch__swahw32(x))
29
30static __inline__ __attribute_const__ __u16 ___arch__swab16(__u16 xx)
31{
32	__u32 xw = xx;
33	__asm__("%0 <<= 8;\n	%0.L = %0.L + %0.H (NS);\n": "+d"(xw));
34	return (__u16)xw;
35}
36
37#define __arch__swab16(x) ___arch__swab16(x)
38
39#endif
40
41#if defined(__GNUC__) && !defined(__STRICT_ANSI__) || defined(__KERNEL__)
42#  define __BYTEORDER_HAS_U64__
43#  define __SWAB_64_THRU_32__
44#endif
45
46#include <linux/byteorder/little_endian.h>
47
48#endif				/* _BLACKFIN_BYTEORDER_H */
49