fs: use kmem_cache_zalloc instead
[pv_ops_mirror.git] / include / asm-blackfin / byteorder.h
blob6a673d42da181fbf154efc3b7457bb1901a31f59
1 #ifndef _BLACKFIN_BYTEORDER_H
2 #define _BLACKFIN_BYTEORDER_H
4 #include <asm/types.h>
5 #include <linux/compiler.h>
7 #ifdef __GNUC__
9 static __inline__ __attribute_const__ __u32 ___arch__swahb32(__u32 xx)
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;
19 static __inline__ __attribute_const__ __u32 ___arch__swahw32(__u32 xx)
21 __u32 rv;
22 __asm__("%0 = PACK(%1.L, %1.H);\n\t": "=d"(rv): "d"(xx));
23 return rv;
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))
30 static __inline__ __attribute_const__ __u16 ___arch__swab16(__u16 xx)
32 __u32 xw = xx;
33 __asm__("%0 <<= 8;\n %0.L = %0.L + %0.H (NS);\n": "+d"(xw));
34 return (__u16)xw;
37 #define __arch__swab16(x) ___arch__swab16(x)
39 #endif
41 #if defined(__GNUC__) && !defined(__STRICT_ANSI__) || defined(__KERNEL__)
42 # define __BYTEORDER_HAS_U64__
43 # define __SWAB_64_THRU_32__
44 #endif
46 #include <linux/byteorder/little_endian.h>
48 #endif /* _BLACKFIN_BYTEORDER_H */