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34 #ifndef _RTE_MEMCPY_H_
35 #define _RTE_MEMCPY_H_
40 * Functions for vectorised implementation of memcpy().
44 * Copy 16 bytes from one location to another using optimised
45 * instructions. The locations should not overlap.
48 * Pointer to the destination of the data.
50 * Pointer to the source data.
53 rte_mov16(uint8_t *dst, const uint8_t *src);
56 * Copy 32 bytes from one location to another using optimised
57 * instructions. The locations should not overlap.
60 * Pointer to the destination of the data.
62 * Pointer to the source data.
65 rte_mov32(uint8_t *dst, const uint8_t *src);
70 * Copy 48 bytes from one location to another using optimised
71 * instructions. The locations should not overlap.
74 * Pointer to the destination of the data.
76 * Pointer to the source data.
79 rte_mov48(uint8_t *dst, const uint8_t *src);
81 #endif /* __DOXYGEN__ */
84 * Copy 64 bytes from one location to another using optimised
85 * instructions. The locations should not overlap.
88 * Pointer to the destination of the data.
90 * Pointer to the source data.
93 rte_mov64(uint8_t *dst, const uint8_t *src);
96 * Copy 128 bytes from one location to another using optimised
97 * instructions. The locations should not overlap.
100 * Pointer to the destination of the data.
102 * Pointer to the source data.
105 rte_mov128(uint8_t *dst, const uint8_t *src);
108 * Copy 256 bytes from one location to another using optimised
109 * instructions. The locations should not overlap.
112 * Pointer to the destination of the data.
114 * Pointer to the source data.
117 rte_mov256(uint8_t *dst, const uint8_t *src);
122 * Copy bytes from one location to another. The locations must not overlap.
124 * @note This is implemented as a macro, so it's address should not be taken
125 * and care is needed as parameter expressions may be evaluated multiple times.
128 * Pointer to the destination of the data.
130 * Pointer to the source data.
132 * Number of bytes to copy.
134 * Pointer to the destination data.
137 rte_memcpy(void *dst, const void *src, size_t n);
139 #endif /* __DOXYGEN__ */
141 #endif /* _RTE_MEMCPY_H_ */