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>
Acked-by: Yerden Zhumabekov <yerden.zhumabekov@sts.kz>
#include <stdint.h>
#include <rte_cpuflags.h>
#include <rte_branch_prediction.h>
#include <stdint.h>
#include <rte_cpuflags.h>
#include <rte_branch_prediction.h>
/* Lookup tables for software implementation of CRC32C */
static const uint32_t crc32c_tables[8][256] = {{
/* Lookup tables for software implementation of CRC32C */
static const uint32_t crc32c_tables[8][256] = {{
+#if defined(RTE_ARCH_I686) || defined(RTE_ARCH_X86_64)
+
static inline uint32_t
crc32c_sse42_u32(uint32_t data, uint32_t init_val)
{
static inline uint32_t
crc32c_sse42_u32(uint32_t data, uint32_t init_val)
{
-static inline uint32_t
-crc32c_sse42_u64(uint64_t data, uint64_t init_val)
-{
- __asm__ volatile(
- "crc32q %[data], %[init_val];"
- : [init_val] "+r" (init_val)
- : [data] "rm" (data));
- return init_val;
-}
-
static inline uint32_t
crc32c_sse42_u64_mimic(uint64_t data, uint64_t init_val)
{
static inline uint32_t
crc32c_sse42_u64_mimic(uint64_t data, uint64_t init_val)
{
+#else
+
+static inline uint32_t
+crc32c_sse42_u32(__rte_unused uint32_t data,
+ __rte_unused uint32_t init_val)
+{
+ return 0;
+}
+
+static inline uint32_t
+crc32c_sse42_u64_mimic(__rte_unused uint32_t data,
+ __rte_unused uint32_t init_val)
+{
+ return 0;
+}
+
+#endif
+
+#ifdef RTE_ARCH_X86_64
+
+static inline uint32_t
+crc32c_sse42_u64(uint64_t data, uint64_t init_val)
+{
+ __asm__ volatile(
+ "crc32q %[data], %[init_val];"
+ : [init_val] "+r" (init_val)
+ : [data] "rm" (data));
+ return init_val;
+}
+
+#else
+
+static inline uint32_t
+crc32c_sse42_u64(__rte_unused uint64_t data,
+ __rte_unused uint64_t init_val)
+{
+ return 0;
+}
+
+#endif
+
#define CRC32_SW (1U << 0)
#define CRC32_SSE42 (1U << 1)
#define CRC32_x64 (1U << 2)
#define CRC32_SW (1U << 0)
#define CRC32_SSE42 (1U << 1)
#define CRC32_x64 (1U << 2)