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📄 byteorder.h

📁 Linux内核源代码 为压缩文件 是<<Linux内核>>一书中的源代码
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/* $Id: byteorder.h,v 1.8 1997/12/18 02:44:14 ecd Exp $ */#ifndef _SPARC64_BYTEORDER_H#define _SPARC64_BYTEORDER_H#include <asm/types.h>#include <asm/asi.h>#ifdef __GNUC__static __inline__ __u16 ___arch__swab16p(__u16 *addr){	__u16 ret;	__asm__ __volatile__ ("lduha [%1] %2, %0"			      : "=r" (ret)			      : "r" (addr), "i" (ASI_PL));	return ret;}static __inline__ __u32 ___arch__swab32p(__u32 *addr){	__u32 ret;	__asm__ __volatile__ ("lduwa [%1] %2, %0"			      : "=r" (ret)			      : "r" (addr), "i" (ASI_PL));	return ret;}static __inline__ __u64 ___arch__swab64p(__u64 *addr){	__u64 ret;	__asm__ __volatile__ ("ldxa [%1] %2, %0"			      : "=r" (ret)			      : "r" (addr), "i" (ASI_PL));	return ret;}#define __arch__swab16p(x) ___arch__swab16p(x)#define __arch__swab32p(x) ___arch__swab32p(x)#define __arch__swab64p(x) ___arch__swab64p(x)#define __BYTEORDER_HAS_U64__#endif /* __GNUC__ */#include <linux/byteorder/big_endian.h>#endif /* _SPARC64_BYTEORDER_H */

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