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[ARM64][SDK] Address intrinsic review feedback

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Ahmed ARIF
2026-07-25 17:46:38 +00:00
committed by Timo Kreuzer
parent 658328ca24
commit 6799d7e96e
1 changed files with 11 additions and 11 deletions
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sdk/include/vcruntime/mingw32/intrin_arm64.h
+11 -11
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@@ -104,7 +104,7 @@ __INTRIN_INLINE unsigned char _BitScanReverse(unsigned long *Index, unsigned lon
if (!Mask)
return 0;
*Index = (sizeof(Mask) * 8 - 1) - __builtin_clzl(Mask);
*Index = 31 - __builtin_clzl(Mask);
return 1;
}
#endif
@@ -407,16 +407,16 @@ __INTRIN_INLINE void __nop(void)
#if !HAS_BUILTIN(_bittest)
__INTRIN_INLINE unsigned char _bittest(const long *a, long b)
{
return (a[b / (sizeof(long) * 8)] >> (b % (sizeof(long) * 8))) & 1;
return (a[b / 32] >> (b % 32)) & 1;
}
#endif
#if !HAS_BUILTIN(_bittestandset)
__INTRIN_INLINE unsigned char _bittestandset(long *a, long b)
{
long bit = 1L << (b % (sizeof(long) * 8));
long *ptr = &a[b / (sizeof(long) * 8)];
unsigned char retval = (*ptr >> (b % (sizeof(long) * 8))) & 1;
long bit = 1L << (b % 32);
long *ptr = &a[b / 32];
unsigned char retval = (*ptr >> (b % 32)) & 1;
*ptr |= bit;
return retval;
}
@@ -425,9 +425,9 @@ __INTRIN_INLINE unsigned char _bittestandset(long *a, long b)
#if !HAS_BUILTIN(_bittestandreset)
__INTRIN_INLINE unsigned char _bittestandreset(long *a, long b)
{
long bit = 1L << (b % (sizeof(long) * 8));
long *ptr = &a[b / (sizeof(long) * 8)];
unsigned char retval = (*ptr >> (b % (sizeof(long) * 8))) & 1;
long bit = 1L << (b % 32);
long *ptr = &a[b / 32];
unsigned char retval = (*ptr >> (b % 32)) & 1;
*ptr &= ~bit;
return retval;
}
@@ -436,9 +436,9 @@ __INTRIN_INLINE unsigned char _bittestandreset(long *a, long b)
#if !HAS_BUILTIN(_bittestandcomplement)
__INTRIN_INLINE unsigned char _bittestandcomplement(long *a, long b)
{
long bit = 1L << (b % (sizeof(long) * 8));
long *ptr = &a[b / (sizeof(long) * 8)];
unsigned char retval = (*ptr >> (b % (sizeof(long) * 8))) & 1;
long bit = 1L << (b % 32);
long *ptr = &a[b / 32];
unsigned char retval = (*ptr >> (b % 32)) & 1;
*ptr ^= bit;
return retval;
}