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Fix CRC32 using ARM SIMD being reversed when not needed.

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This commit is contained in:
Natalia Portillo
2021-10-01 03:40:29 +01:00
parent 33abe35273
commit f425cb6f24
1 changed files with 2 additions and 2 deletions
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4
crc32_arm_simd.c
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@@ -11,7 +11,7 @@
TARGET_ARMV8_WITH_CRC uint32_t armv8_crc32_little(uint32_t crc, const unsigned char* buf, uint32_t len) TARGET_ARMV8_WITH_CRC uint32_t armv8_crc32_little(uint32_t crc, const unsigned char* buf, uint32_t len)
{ {
uint32_t c = (uint32_t)~crc; uint32_t c = (uint32_t)crc;
#if defined(__aarch64__) || defined(_M_ARM64) #if defined(__aarch64__) || defined(_M_ARM64)
while(len && ((uintptr_t)buf & 7)) while(len && ((uintptr_t)buf & 7))
@@ -68,6 +68,6 @@ TARGET_ARMV8_WITH_CRC uint32_t armv8_crc32_little(uint32_t crc, const unsigned c
#endif #endif
while(len--) { c = __crc32b(c, *buf++); } while(len--) { c = __crc32b(c, *buf++); }
return ~c; return c;
} }
#endif #endif