DPDK 21.11.9
rte_table_hash_func_arm64.h
1/* SPDX-License-Identifier: BSD-3-Clause
2 * Copyright(c) 2017-2018 Linaro Limited
3 */
4
5#ifndef __INCLUDE_RTE_TABLE_HASH_FUNC_ARM64_H__
6#define __INCLUDE_RTE_TABLE_HASH_FUNC_ARM64_H__
7
8#define _CRC32CX(crc, val) \
9 __asm__("crc32cx %w[c], %w[c], %x[v]":[c] "+r" (crc):[v] "r" (val))
10
11static inline uint64_t
12rte_crc32_u64(uint64_t crc, uint64_t v)
13{
14 uint32_t crc32 = crc;
15
16 _CRC32CX(crc32, v);
17
18 return crc32;
19}
20
21#endif