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-rw-r--r--include/asm-x86/byteorder.h81
1 files changed, 0 insertions, 81 deletions
diff --git a/include/asm-x86/byteorder.h b/include/asm-x86/byteorder.h
deleted file mode 100644
index 722f27d68105..000000000000
--- a/include/asm-x86/byteorder.h
+++ /dev/null
@@ -1,81 +0,0 @@
-#ifndef ASM_X86__BYTEORDER_H
-#define ASM_X86__BYTEORDER_H
-
-#include <asm/types.h>
-#include <linux/compiler.h>
-
-#ifdef __GNUC__
-
-#ifdef __i386__
-
-static inline __attribute_const__ __u32 ___arch__swab32(__u32 x)
-{
-#ifdef CONFIG_X86_BSWAP
- asm("bswap %0" : "=r" (x) : "0" (x));
-#else
- asm("xchgb %b0,%h0\n\t" /* swap lower bytes */
- "rorl $16,%0\n\t" /* swap words */
- "xchgb %b0,%h0" /* swap higher bytes */
- : "=q" (x)
- : "0" (x));
-#endif
- return x;
-}
-
-static inline __attribute_const__ __u64 ___arch__swab64(__u64 val)
-{
- union {
- struct {
- __u32 a;
- __u32 b;
- } s;
- __u64 u;
- } v;
- v.u = val;
-#ifdef CONFIG_X86_BSWAP
- asm("bswapl %0 ; bswapl %1 ; xchgl %0,%1"
- : "=r" (v.s.a), "=r" (v.s.b)
- : "0" (v.s.a), "1" (v.s.b));
-#else
- v.s.a = ___arch__swab32(v.s.a);
- v.s.b = ___arch__swab32(v.s.b);
- asm("xchgl %0,%1"
- : "=r" (v.s.a), "=r" (v.s.b)
- : "0" (v.s.a), "1" (v.s.b));
-#endif
- return v.u;
-}
-
-#else /* __i386__ */
-
-static inline __attribute_const__ __u64 ___arch__swab64(__u64 x)
-{
- asm("bswapq %0"
- : "=r" (x)
- : "0" (x));
- return x;
-}
-
-static inline __attribute_const__ __u32 ___arch__swab32(__u32 x)
-{
- asm("bswapl %0"
- : "=r" (x)
- : "0" (x));
- return x;
-}
-
-#endif
-
-/* Do not define swab16. Gcc is smart enough to recognize "C" version and
- convert it into rotation or exhange. */
-
-#define __arch__swab64(x) ___arch__swab64(x)
-#define __arch__swab32(x) ___arch__swab32(x)
-
-#define __BYTEORDER_HAS_U64__
-
-#endif /* __GNUC__ */
-
-#include <linux/byteorder/little_endian.h>
-
-#endif /* ASM_X86__BYTEORDER_H */