[dpdk-dev] [PATCH v5 3/7] hash: replace built-in functions implementing SSE4.2

Yerden Zhumabekov e_zhumabekov at sts.kz
Thu Nov 20 06:16:25 CET 2014


Give up using built-in intrinsics and use our own assembly
implementation. Remove #include entry as well.

Signed-off-by: Yerden Zhumabekov <e_zhumabekov at sts.kz>
---
 lib/librte_hash/rte_hash_crc.h |    3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/lib/librte_hash/rte_hash_crc.h b/lib/librte_hash/rte_hash_crc.h
index 9bd0cf6..cd28833 100644
--- a/lib/librte_hash/rte_hash_crc.h
+++ b/lib/librte_hash/rte_hash_crc.h
@@ -45,7 +45,6 @@ extern "C" {
 #endif
 
 #include <stdint.h>
-#include <nmmintrin.h>
 
 /* Lookup tables for software implementation of CRC32C */
 static uint32_t crc32c_tables[8][256] = {{
@@ -410,7 +409,7 @@ crc32c_sse42_u64_mimic(uint64_t data, uint64_t init_val)
 static inline uint32_t
 rte_hash_crc_4byte(uint32_t data, uint32_t init_val)
 {
-	return _mm_crc32_u32(init_val, data);
+	return crc32c_sse42_u32(data, init_val);
 }
 
 /**
-- 
1.7.9.5



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