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hlsf wrong slicing solving

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This commit is contained in:
Youmu Liu
2025-11-26 13:49:31 +08:00
parent 5b09160049
commit 23914f05ac
7 changed files with 275 additions and 142 deletions
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StgSharp.Common/HighPerformance/Memory/SlabAllocator.Chunked.cs
+10 -7
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@@ -35,7 +35,7 @@ using System.Threading;
namespace StgSharp.HighPerformance.Memory
{
internal sealed unsafe class ChunkedSlabAllocator<T> : SlabAllocator<T> where T: unmanaged
internal sealed unsafe class ChunkedSlabAllocator<T> : SlabAllocator<T> where T : unmanaged
{
private BufferStack<nuint> _buffers;
@@ -48,6 +48,7 @@ namespace StgSharp.HighPerformance.Memory
public ChunkedSlabAllocator(nuint count)
{
_currentBuffer = (nuint)NativeMemory.Alloc(count * (nuint)_elementSize);
_currentCapacity = count;
int initCount = count switch
{
@@ -60,6 +61,7 @@ namespace StgSharp.HighPerformance.Memory
span[i] = _currentBuffer + (nuint)(i * _elementSize);
}
_buffers = new(4);
_buffers.Push(_currentBuffer);
_recycle = BufferStackBuilder.Create(span);
_currentCapacity = count;
_currentIndex = (nuint)initCount;
@@ -70,26 +72,27 @@ namespace StgSharp.HighPerformance.Memory
if (_recycle.TryPop(out nuint handle)) {
return handle;
}
nuint bufferHandle = _currentBuffer;
// nuint bufferHandle = _currentBuffer;
nuint curIndex = _currentIndex;
if (curIndex >= _currentCapacity)
{
nuint cap = _currentCapacity;
nuint newBuffer = (nuint)NativeMemory.Alloc(cap * (nuint)_elementSize);
_buffers.Push(bufferHandle);
_buffers.Push(newBuffer);
_currentBuffer = newBuffer;
_currentIndex = 0;
}
curIndex = _currentIndex;
_ = Interlocked.Add(
ref Unsafe.As<nuint, ulong>(ref _currentIndex), (ulong)_elementSize);
_currentIndex += 1;
return _currentBuffer + ((nuint)_elementSize * curIndex);
}
public override void Dispose()
{
NativeMemory.Free((void*)_currentBuffer);
while (_buffers.TryPop(out nuint buffer)) {
// NativeMemory.Free((void*)_currentBuffer);
while (_buffers.TryPop(out nuint buffer))
{
NativeMemory.Free((void*)buffer);
}
_buffers.Dispose();