X-Git-Url: http://git.droids-corp.org/?a=blobdiff_plain;f=examples%2Fl3fwd%2Fl3fwd_lpm_sse.h;h=4e294c844ffab843d7a8ea1f44cebb798bebf767;hb=dce8a093de6b70219287be3e4ed59628d19770fe;hp=d64d6d2e77780ee80eb47da9d64c85b151919b31;hpb=dc81ebbacaeb87d9dab302576ab676564c78557e;p=dpdk.git

diff --git a/examples/l3fwd/l3fwd_lpm_sse.h b/examples/l3fwd/l3fwd_lpm_sse.h
index d64d6d2e77..4e294c844f 100644
--- a/examples/l3fwd/l3fwd_lpm_sse.h
+++ b/examples/l3fwd/l3fwd_lpm_sse.h
@@ -36,72 +36,6 @@
 
 #include "l3fwd_sse.h"
 
-static inline __attribute__((always_inline)) uint16_t
-lpm_get_dst_port(const struct lcore_conf *qconf, struct rte_mbuf *pkt,
-		uint8_t portid)
-{
-	uint32_t next_hop_ipv4;
-	uint8_t next_hop_ipv6;
-	struct ipv6_hdr *ipv6_hdr;
-	struct ipv4_hdr *ipv4_hdr;
-	struct ether_hdr *eth_hdr;
-
-	if (RTE_ETH_IS_IPV4_HDR(pkt->packet_type)) {
-
-		eth_hdr = rte_pktmbuf_mtod(pkt, struct ether_hdr *);
-		ipv4_hdr = (struct ipv4_hdr *)(eth_hdr + 1);
-
-		return (uint16_t) ((rte_lpm_lookup(qconf->ipv4_lookup_struct,
-				rte_be_to_cpu_32(ipv4_hdr->dst_addr), &next_hop_ipv4) == 0) ?
-						next_hop_ipv4 : portid);
-
-	} else if (RTE_ETH_IS_IPV6_HDR(pkt->packet_type)) {
-
-		eth_hdr = rte_pktmbuf_mtod(pkt, struct ether_hdr *);
-		ipv6_hdr = (struct ipv6_hdr *)(eth_hdr + 1);
-
-		return (uint16_t) ((rte_lpm6_lookup(qconf->ipv6_lookup_struct,
-				ipv6_hdr->dst_addr, &next_hop_ipv6) == 0)
-				? next_hop_ipv6 : portid);
-
-	}
-
-	return portid;
-}
-
-/*
- * lpm_get_dst_port optimized routine for packets where dst_ipv4 is already
- * precalculated. If packet is ipv6 dst_addr is taken directly from packet
- * header and dst_ipv4 value is not used.
- */
-static inline __attribute__((always_inline)) uint16_t
-lpm_get_dst_port_with_ipv4(const struct lcore_conf *qconf, struct rte_mbuf *pkt,
-	uint32_t dst_ipv4, uint8_t portid)
-{
-	uint32_t next_hop_ipv4;
-	uint8_t next_hop_ipv6;
-	struct ipv6_hdr *ipv6_hdr;
-	struct ether_hdr *eth_hdr;
-
-	if (RTE_ETH_IS_IPV4_HDR(pkt->packet_type)) {
-		return (uint16_t) ((rte_lpm_lookup(qconf->ipv4_lookup_struct, dst_ipv4,
-			&next_hop_ipv4) == 0) ? next_hop_ipv4 : portid);
-
-	} else if (RTE_ETH_IS_IPV6_HDR(pkt->packet_type)) {
-
-		eth_hdr = rte_pktmbuf_mtod(pkt, struct ether_hdr *);
-		ipv6_hdr = (struct ipv6_hdr *)(eth_hdr + 1);
-
-		return (uint16_t) ((rte_lpm6_lookup(qconf->ipv6_lookup_struct,
-				ipv6_hdr->dst_addr, &next_hop_ipv6) == 0)
-				? next_hop_ipv6 : portid);
-
-	}
-
-	return portid;
-
-}
-
 /*
  * Read packet_type and destination IPV4 addresses from 4 mbufs.
  */
@@ -145,9 +79,9 @@ static inline void
 processx4_step2(const struct lcore_conf *qconf,
 		__m128i dip,
 		uint32_t ipv4_flag,
-		uint32_t portid,
+		uint8_t portid,
 		struct rte_mbuf *pkt[FWDSTEP],
-		uint32_t dprt[FWDSTEP])
+		uint16_t dprt[FWDSTEP])
 {
 	rte_xmm_t dst;
 	const  __m128i bswap_mask = _mm_set_epi8(12, 13, 14, 15, 8, 9, 10, 11,
@@ -158,7 +92,11 @@ processx4_step2(const struct lcore_conf *qconf,
 
 	/* if all 4 packets are IPV4. */
 	if (likely(ipv4_flag)) {
-		rte_lpm_lookupx4(qconf->ipv4_lookup_struct, dip, dprt, portid);
+		rte_lpm_lookupx4(qconf->ipv4_lookup_struct, dip, dst.u32,
+			portid);
+		/* get rid of unused upper 16 bit for each dport. */
+		dst.x = _mm_packs_epi32(dst.x, dst.x);
+		*(uint64_t *)dprt = dst.u64[0];
 	} else {
 		dst.x = dip;
 		dprt[0] = lpm_get_dst_port_with_ipv4(qconf, pkt[0], dst.u32[0], portid);
@@ -177,7 +115,7 @@ l3fwd_lpm_send_packets(int nb_rx, struct rte_mbuf **pkts_burst,
 			uint8_t portid, struct lcore_conf *qconf)
 {
 	int32_t j;
-	uint32_t dst_port[MAX_PKT_BURST];
+	uint16_t dst_port[MAX_PKT_BURST];
 	__m128i dip[MAX_PKT_BURST / FWDSTEP];
 	uint32_t ipv4_flag[MAX_PKT_BURST / FWDSTEP];
 	const int32_t k = RTE_ALIGN_FLOOR(nb_rx, FWDSTEP);
@@ -195,9 +133,11 @@ l3fwd_lpm_send_packets(int nb_rx, struct rte_mbuf **pkts_burst,
 	case 3:
 		dst_port[j] = lpm_get_dst_port(qconf, pkts_burst[j], portid);
 		j++;
+		/* fall-through */
 	case 2:
 		dst_port[j] = lpm_get_dst_port(qconf, pkts_burst[j], portid);
 		j++;
+		/* fall-through */
 	case 1:
 		dst_port[j] = lpm_get_dst_port(qconf, pkts_burst[j], portid);
 		j++;