18f4127e4SGavin Hu /* SPDX-License-Identifier: BSD-3-Clause
28f4127e4SGavin Hu * Copyright(c) 2016-2018 Intel Corporation.
38f4127e4SGavin Hu * Copyright(c) 2017-2018 Linaro Limited.
4569b290cSJianbo Liu */
5569b290cSJianbo Liu
6569b290cSJianbo Liu #ifndef __L3FWD_EM_HLM_NEON_H__
7569b290cSJianbo Liu #define __L3FWD_EM_HLM_NEON_H__
8569b290cSJianbo Liu
9569b290cSJianbo Liu #include <arm_neon.h>
10569b290cSJianbo Liu
11569b290cSJianbo Liu static inline void
get_ipv4_5tuple(struct rte_mbuf * m0,int32x4_t mask0,union ipv4_5tuple_host * key)12569b290cSJianbo Liu get_ipv4_5tuple(struct rte_mbuf *m0, int32x4_t mask0,
13569b290cSJianbo Liu union ipv4_5tuple_host *key)
14569b290cSJianbo Liu {
15569b290cSJianbo Liu int32x4_t tmpdata0 = vld1q_s32(rte_pktmbuf_mtod_offset(m0, int32_t *,
166d13ea8eSOlivier Matz sizeof(struct rte_ether_hdr) +
17*a7c528e5SOlivier Matz offsetof(struct rte_ipv4_hdr, time_to_live)));
18569b290cSJianbo Liu
19569b290cSJianbo Liu key->xmm = vandq_s32(tmpdata0, mask0);
20569b290cSJianbo Liu }
21569b290cSJianbo Liu
22569b290cSJianbo Liu static inline void
get_ipv6_5tuple(struct rte_mbuf * m0,int32x4_t mask0,int32x4_t mask1,union ipv6_5tuple_host * key)23569b290cSJianbo Liu get_ipv6_5tuple(struct rte_mbuf *m0, int32x4_t mask0,
24569b290cSJianbo Liu int32x4_t mask1, union ipv6_5tuple_host *key)
25569b290cSJianbo Liu {
26569b290cSJianbo Liu int32x4_t tmpdata0 = vld1q_s32(
27569b290cSJianbo Liu rte_pktmbuf_mtod_offset(m0, int *,
286d13ea8eSOlivier Matz sizeof(struct rte_ether_hdr) +
29*a7c528e5SOlivier Matz offsetof(struct rte_ipv6_hdr, payload_len)));
30569b290cSJianbo Liu
31569b290cSJianbo Liu int32x4_t tmpdata1 = vld1q_s32(
32569b290cSJianbo Liu rte_pktmbuf_mtod_offset(m0, int *,
336d13ea8eSOlivier Matz sizeof(struct rte_ether_hdr) +
34*a7c528e5SOlivier Matz offsetof(struct rte_ipv6_hdr, payload_len) + 8));
35569b290cSJianbo Liu
36569b290cSJianbo Liu int32x4_t tmpdata2 = vld1q_s32(
37569b290cSJianbo Liu rte_pktmbuf_mtod_offset(m0, int *,
386d13ea8eSOlivier Matz sizeof(struct rte_ether_hdr) +
39*a7c528e5SOlivier Matz offsetof(struct rte_ipv6_hdr, payload_len) + 16));
40569b290cSJianbo Liu
41569b290cSJianbo Liu key->xmm[0] = vandq_s32(tmpdata0, mask0);
42569b290cSJianbo Liu key->xmm[1] = tmpdata1;
43569b290cSJianbo Liu key->xmm[2] = vandq_s32(tmpdata2, mask1);
44569b290cSJianbo Liu }
45569b290cSJianbo Liu #endif /* __L3FWD_EM_HLM_NEON_H__ */
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