AuroraSupport/AuroraRuntime
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[*] Fix CpuBitScanForward

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This commit is contained in:
Reece Wilson 2022-03-17 13:07:51 +00:00
parent e802b4c1d5
commit db24cb2c5b
1 changed files with 14 additions and 7 deletions
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21
Include/Aurora/HWInfo/CpuBitId.inl
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@ -46,19 +46,24 @@ namespace Aurora::HWInfo
bool CpuBitId::CpuBitScanForward(AuUInt8 &index, AuUInt8 offset) const
{
AuUInt8 tempIndex = index;
#if defined(_AU_MASSIVE_CPUID)
if (offset >= 192)
{
if (!AuBitScanForward(index, AuUInt64(upper3) >> AuUInt64(offset - 192))) return false;
index += 192;
if (!AuBitScanForward(tempIndex, AuUInt64(upper3) >> AuUInt64(offset - 192)))
{
return false;
}
tempIndex += (192 + offset);
}
else if (offset >= 128)
{
if (!AuBitScanForward(index, AuUInt64(upper2) >> AuUInt64(offset - 128)))
if (!AuBitScanForward(tempIndex, AuUInt64(upper2) >> AuUInt64(offset - 128)))
{
return CpuBitScanForward(index, 128);
}
index += 128;
tempIndex += (128 + offset);
}
#else
if (offset >= 128)
@ -68,20 +73,22 @@ namespace Aurora::HWInfo
#endif
else if (offset >= 64)
{
if (!AuBitScanForward(index, AuUInt64(upper) >> AuUInt64(offset - 64)))
if (!AuBitScanForward(tempIndex, AuUInt64(upper) >> AuUInt64(offset - 64)))
{
return CpuBitScanForward(index, 128);
}
index += 64;
tempIndex += (64 + offset);
}
else
{
if (!AuBitScanForward(index, AuUInt64(lower) >> AuUInt64(offset)))
if (!AuBitScanForward(tempIndex, AuUInt64(lower) >> AuUInt64(offset)))
{
return CpuBitScanForward(index, 64);
}
tempIndex += offset;
}
index = tempIndex;
return true;
}