[dpdk-dev] [PATCH 1/3] librte_hash: Fix unsupported instruction `crc32' in i686 platform

[Michael Qiu <michael.qiu@intel.com>]

CC rte_hash.o
Error: unsupported instruction `crc32'

The root cause is that i686 platform does not support 'crc32q'
Need make it only available in x86_64 platform

Signed-off-by: Michael Qiu <michael.qiu@intel.com>
---
 lib/librte_hash/rte_hash_crc.h | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/lib/librte_hash/rte_hash_crc.h b/lib/librte_hash/rte_hash_crc.h
index d28bb2a..4e9546f 100644
--- a/lib/librte_hash/rte_hash_crc.h
+++ b/lib/librte_hash/rte_hash_crc.h
@@ -374,6 +374,7 @@ crc32c_sse42_u32(uint32_t data, uint32_t init_val)
 	return init_val;
 }
 
+#ifdef RTE_ARCH_X86_64
 static inline uint32_t
 crc32c_sse42_u64(uint64_t data, uint64_t init_val)
 {
@@ -383,6 +384,7 @@ crc32c_sse42_u64(uint64_t data, uint64_t init_val)
 			: [data] "rm" (data));
 	return init_val;
 }
+#endif
 
 static inline uint32_t
 crc32c_sse42_u64_mimic(uint64_t data, uint64_t init_val)
@@ -476,8 +478,10 @@ rte_hash_crc_4byte(uint32_t data, uint32_t init_val)
 static inline uint32_t
 rte_hash_crc_8byte(uint64_t data, uint32_t init_val)
 {
+#ifdef RTE_ARCH_X86_64
 	if (likely(crc32_alg == CRC32_SSE42_x64))
 		return crc32c_sse42_u64(data, init_val);
+#endif
 
 	if (likely(crc32_alg & CRC32_SSE42))
 		return crc32c_sse42_u64_mimic(data, init_val);
-- 
1.9.3