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34 #ifndef _RTE_BYTEORDER_X86_H_
35 #error do not include this file directly, use <rte_byteorder.h> instead
38 #ifndef _RTE_BYTEORDER_X86_64_H_
39 #define _RTE_BYTEORDER_X86_64_H_
42 #include <rte_common.h>
45 * An architecture-optimized byte swap for a 64-bit value.
47 * Do not use this function directly. The preferred function is rte_bswap64().
50 static inline uint64_t rte_arch_bswap64(uint64_t _x)
52 register uint64_t x = _x;
53 asm volatile ("bswap %[x]"
59 #endif /* _RTE_BYTEORDER_X86_64_H_ */