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This commit is contained in:
Youmu Liu
2026-03-26 18:02:13 +08:00
parent d960d02972
commit 06e3aa119b
20 changed files with 198 additions and 169 deletions
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StgSharp.Common/HighPerformance/Memory/L4.Prefetch.cs
+4 -2
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@@ -43,7 +43,9 @@ namespace StgSharp.HighPerformance.Memory
throw new OverflowException("Too many activated cache line in external reference.");
}
Span<CacheLinePrediction> span = new(_prediction, PredictionCount);
if (!(PrefetchPredict.Predict(span, out int actualCount) && actualCount > 0)) {
if (!PrefetchPredict.Predict(span, out int actualCount) && (actualCount <= 0))
{
_exhausted = true;
return;
}
int missIndex = 0;
@@ -85,7 +87,7 @@ namespace StgSharp.HighPerformance.Memory
head->_origin = address;
head->_profile = handle.MapPolicy;
head->_refCount = 0;
head->_address = (nuint)(&_data[index]);
head->_address = nuint & _data[index];
// pre fetch them here
PrefetchPredict.Prefetch(head->_origin, head->_profile, new Span<byte>((byte*)head->_address, Unsafe.SizeOf<CacheLineData>()));