vhost: add packed ring single dequeue
[dpdk.git] / examples / l3fwd / l3fwd_em_hlm_sse.h
1 /* SPDX-License-Identifier: BSD-3-Clause
2  * Copyright(c) 2016 Intel Corporation
3  */
4
5 #ifndef __L3FWD_EM_HLM_SSE_H__
6 #define __L3FWD_EM_HLM_SSE_H__
7
8 #include "l3fwd_sse.h"
9
10 static __rte_always_inline void
11 get_ipv4_5tuple(struct rte_mbuf *m0, __m128i mask0,
12                 union ipv4_5tuple_host *key)
13 {
14          __m128i tmpdata0 = _mm_loadu_si128(
15                         rte_pktmbuf_mtod_offset(m0, __m128i *,
16                                 sizeof(struct rte_ether_hdr) +
17                                 offsetof(struct rte_ipv4_hdr, time_to_live)));
18
19         key->xmm = _mm_and_si128(tmpdata0, mask0);
20 }
21
22 static inline void
23 get_ipv6_5tuple(struct rte_mbuf *m0, __m128i mask0,
24                 __m128i mask1, union ipv6_5tuple_host *key)
25 {
26         __m128i tmpdata0 = _mm_loadu_si128(
27                         rte_pktmbuf_mtod_offset(m0, __m128i *,
28                                 sizeof(struct rte_ether_hdr) +
29                                 offsetof(struct rte_ipv6_hdr, payload_len)));
30
31         __m128i tmpdata1 = _mm_loadu_si128(
32                         rte_pktmbuf_mtod_offset(m0, __m128i *,
33                                 sizeof(struct rte_ether_hdr) +
34                                 offsetof(struct rte_ipv6_hdr, payload_len) +
35                                 sizeof(__m128i)));
36
37         __m128i tmpdata2 = _mm_loadu_si128(
38                         rte_pktmbuf_mtod_offset(m0, __m128i *,
39                                 sizeof(struct rte_ether_hdr) +
40                                 offsetof(struct rte_ipv6_hdr, payload_len) +
41                                 sizeof(__m128i) + sizeof(__m128i)));
42
43         key->xmm[0] = _mm_and_si128(tmpdata0, mask0);
44         key->xmm[1] = tmpdata1;
45         key->xmm[2] = _mm_and_si128(tmpdata2, mask1);
46 }
47 #endif /* __L3FWD_EM_SSE_HLM_H__ */