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Ensure MingW32 arm compilations have the inlines for crc32 operations.

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Natalia Portillo
2021-10-13 21:06:53 +01:00
parent 4e355fbc3c
commit 0c0a4850e5
1 changed files with 8 additions and 4 deletions
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12
crc32_arm_simd.c
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@@ -32,6 +32,10 @@
#if(defined(__aarch64__) || defined(_M_ARM64) || defined(__arm__) || defined(_M_ARM)) && __ARM_ARCH >= 8 #if(defined(__aarch64__) || defined(_M_ARM64) || defined(__arm__) || defined(_M_ARM)) && __ARM_ARCH >= 8
#if defined(__MINGW32__) && !defined(__ARM_FEATURE_CRC32)
#define __ARM_FEATURE_CRC32 1
#endif
#include <arm_acle.h> #include <arm_acle.h>
#include "library.h" #include "library.h"
@@ -68,12 +72,12 @@ TARGET_ARMV8_WITH_CRC uint32_t armv8_crc32_little(uint32_t previous_crc, const u
data = (const uint8_t*)buf8; data = (const uint8_t*)buf8;
#else // AARCH64 #else // AARCH64
while(len && ((uintptr_t)buf & 3)) while(len && ((uintptr_t)data & 3))
{ {
c = __crc32b(c, *buf++); c = __crc32b(c, *data++);
--len; --len;
} }
const uint32_t* buf4 = (const uint32_t*)buf; const uint32_t* buf4 = (const uint32_t*)data;
while(len >= 32) while(len >= 32)
{ {
c = __crc32w(c, *buf4++); c = __crc32w(c, *buf4++);
@@ -92,7 +96,7 @@ TARGET_ARMV8_WITH_CRC uint32_t armv8_crc32_little(uint32_t previous_crc, const u
len -= 4; len -= 4;
} }
buf = (const uint8_t*)buf4; data = (const uint8_t*)buf4;
#endif #endif
while(len--) { c = __crc32b(c, *data++); } while(len--) { c = __crc32b(c, *data++); }