X-Git-Url: http://git.droids-corp.org/?a=blobdiff_plain;f=examples%2Fl3fwd%2Fl3fwd_em.c;h=9cc44603ea004f2ac4e1e1c84d1f04f8b025d7df;hb=3ecbbf9ce873e95a2b9b086632a3d9e4d2210f9c;hp=89a68e6e74c2d3bb4234c483c071d16e403f8899;hpb=f03723017a2a5ea421df821eb0ff9a0bfcacff4f;p=dpdk.git

diff --git a/examples/l3fwd/l3fwd_em.c b/examples/l3fwd/l3fwd_em.c
index 89a68e6e74..9cc44603ea 100644
--- a/examples/l3fwd/l3fwd_em.c
+++ b/examples/l3fwd/l3fwd_em.c
@@ -57,13 +57,17 @@
 
 #include "l3fwd.h"
 
-#ifdef RTE_MACHINE_CPUFLAG_SSE4_2
+#if defined(RTE_MACHINE_CPUFLAG_SSE4_2) || defined(RTE_MACHINE_CPUFLAG_CRC32)
+#define EM_HASH_CRC 1
+#endif
+
+#ifdef EM_HASH_CRC
 #include <rte_hash_crc.h>
 #define DEFAULT_HASH_FUNC       rte_hash_crc
 #else
 #include <rte_jhash.h>
 #define DEFAULT_HASH_FUNC       rte_jhash
-#endif /* RTE_MACHINE_CPUFLAG_SSE4_2 */
+#endif
 
 #define IPV6_ADDR_LEN 16
 
@@ -168,17 +172,17 @@ ipv4_hash_crc(const void *data, __rte_unused uint32_t data_len,
 	t = k->proto;
 	p = (const uint32_t *)&k->port_src;
 
-#ifdef RTE_MACHINE_CPUFLAG_SSE4_2
+#ifdef EM_HASH_CRC
 	init_val = rte_hash_crc_4byte(t, init_val);
 	init_val = rte_hash_crc_4byte(k->ip_src, init_val);
 	init_val = rte_hash_crc_4byte(k->ip_dst, init_val);
 	init_val = rte_hash_crc_4byte(*p, init_val);
-#else /* RTE_MACHINE_CPUFLAG_SSE4_2 */
+#else
 	init_val = rte_jhash_1word(t, init_val);
 	init_val = rte_jhash_1word(k->ip_src, init_val);
 	init_val = rte_jhash_1word(k->ip_dst, init_val);
 	init_val = rte_jhash_1word(*p, init_val);
-#endif /* RTE_MACHINE_CPUFLAG_SSE4_2 */
+#endif
 
 	return init_val;
 }
@@ -190,16 +194,16 @@ ipv6_hash_crc(const void *data, __rte_unused uint32_t data_len,
 	const union ipv6_5tuple_host *k;
 	uint32_t t;
 	const uint32_t *p;
-#ifdef RTE_MACHINE_CPUFLAG_SSE4_2
+#ifdef EM_HASH_CRC
 	const uint32_t  *ip_src0, *ip_src1, *ip_src2, *ip_src3;
 	const uint32_t  *ip_dst0, *ip_dst1, *ip_dst2, *ip_dst3;
-#endif /* RTE_MACHINE_CPUFLAG_SSE4_2 */
+#endif
 
 	k = data;
 	t = k->proto;
 	p = (const uint32_t *)&k->port_src;
 
-#ifdef RTE_MACHINE_CPUFLAG_SSE4_2
+#ifdef EM_HASH_CRC
 	ip_src0 = (const uint32_t *) k->ip_src;
 	ip_src1 = (const uint32_t *)(k->ip_src+4);
 	ip_src2 = (const uint32_t *)(k->ip_src+8);
@@ -218,14 +222,14 @@ ipv6_hash_crc(const void *data, __rte_unused uint32_t data_len,
 	init_val = rte_hash_crc_4byte(*ip_dst2, init_val);
 	init_val = rte_hash_crc_4byte(*ip_dst3, init_val);
 	init_val = rte_hash_crc_4byte(*p, init_val);
-#else /* RTE_MACHINE_CPUFLAG_SSE4_2 */
+#else
 	init_val = rte_jhash_1word(t, init_val);
 	init_val = rte_jhash(k->ip_src,
 			sizeof(uint8_t) * IPV6_ADDR_LEN, init_val);
 	init_val = rte_jhash(k->ip_dst,
 			sizeof(uint8_t) * IPV6_ADDR_LEN, init_val);
 	init_val = rte_jhash_1word(*p, init_val);
-#endif /* RTE_MACHINE_CPUFLAG_SSE4_2 */
+#endif
 	return init_val;
 }