diff options
Diffstat (limited to 'arch/x86/include/asm/swab.h')
| -rw-r--r-- | arch/x86/include/asm/swab.h | 61 | 
1 files changed, 0 insertions, 61 deletions
diff --git a/arch/x86/include/asm/swab.h b/arch/x86/include/asm/swab.h deleted file mode 100644 index 557cd9f00661..000000000000 --- a/arch/x86/include/asm/swab.h +++ /dev/null @@ -1,61 +0,0 @@ -#ifndef _ASM_X86_SWAB_H -#define _ASM_X86_SWAB_H - -#include <linux/types.h> -#include <linux/compiler.h> - -static inline __attribute_const__ __u32 __arch_swab32(__u32 val) -{ -#ifdef __i386__ -# ifdef CONFIG_X86_BSWAP -	asm("bswap %0" : "=r" (val) : "0" (val)); -# else -	asm("xchgb %b0,%h0\n\t"	/* swap lower bytes	*/ -	    "rorl $16,%0\n\t"	/* swap words		*/ -	    "xchgb %b0,%h0"	/* swap higher bytes	*/ -	    : "=q" (val) -	    : "0" (val)); -# endif - -#else /* __i386__ */ -	asm("bswapl %0" -	    : "=r" (val) -	    : "0" (val)); -#endif -	return val; -} -#define __arch_swab32 __arch_swab32 - -static inline __attribute_const__ __u64 __arch_swab64(__u64 val) -{ -#ifdef __i386__ -	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__ */ -	asm("bswapq %0" -	    : "=r" (val) -	    : "0" (val)); -	return val; -#endif -} -#define __arch_swab64 __arch_swab64 - -#endif /* _ASM_X86_SWAB_H */  |