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Condition compilation of CLMUL to IA32/AMD64 and check if it's available before executing.

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Natalia Portillo
2021-09-26 17:37:50 +01:00
parent bf1b026a7e
commit 6b45dd6e5b
9 changed files with 98 additions and 68 deletions
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14
crc32.h
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@@ -259,11 +259,15 @@ static const uint32_t crc32_table[8][256] = {
#define CRC32_ISO_POLY 0xEDB88320
#define CRC32_ISO_SEED 0xFFFFFFFF
#define CLMUL __attribute__((target("pclmul,sse4.1")))
#define ALIGNED_(n) __attribute__((aligned(n)))
CLMUL uint32_t crc32_clmul(const uint8_t* src, long len, uint32_t initial_crc);
AARU_EXPORT crc32_ctx* AARU_CALL crc32_init();
AARU_EXPORT int AARU_CALL crc32_update(crc32_ctx* ctx, const uint8_t* data, uint32_t len);
AARU_EXPORT int AARU_CALL crc32_final(crc32_ctx* ctx, uint32_t* crc);
AARU_EXPORT void AARU_CALL crc32_free(crc32_ctx* ctx);
AARU_EXPORT void AARU_CALL crc32_free(crc32_ctx* ctx);
#if defined(__x86_64__) || defined(__amd64) || defined(_M_AMD64) || defined(_M_X64) || defined(__I386__) || \
defined(__i386__) || defined(__THW_INTEL) || defined(_M_IX86)
#define CLMUL __attribute__((target("pclmul,sse4.1")))
#define ALIGNED_(n) __attribute__((aligned(n)))
CLMUL uint32_t crc32_clmul(const uint8_t* src, long len, uint32_t initial_crc);
#endif