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This commit is contained in:
Youmu Liu
2026-03-09 18:14:49 +08:00
parent ae8238fca2
commit d97fb1dd90
12 changed files with 695 additions and 376 deletions
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StgSharp.Common/HighPerformance/Memory/HLSFAllocator.cs
+33 -12
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@@ -2,8 +2,8 @@
// -----------------------------------------------------------------------
// file="HLSFAllocator"
// Project: StgSharp
// AuthorGroup: Nitload Space
// Copyright (c) Nitload Space. All rights reserved.
// AuthorGroup: Nitload
// Copyright (c) Nitload. All rights reserved.
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
@@ -30,6 +30,7 @@ using System.Buffers;
using System.Runtime.CompilerServices;
using System.Runtime.InteropServices;
using System.Text;
using hlsfHandle = StgSharp.Mathematics.Memory.HybridLayerSegregatedFitAllocationHandle;
namespace StgSharp.Mathematics.Memory
{
@@ -48,17 +49,19 @@ namespace StgSharp.Mathematics.Memory
private readonly nuint _size;
private readonly SlabAllocator<Entry> _entries;
public HybridLayerSegregatedFitAllocator(nuint byteSize)
public HybridLayerSegregatedFitAllocator(
nuint byteSize
)
{
if (byteSize < 64) {
throw new InvalidOperationException();
}
_entries = SlabAllocator<Entry>.Create(64, SlabBufferLayout.Chunked, false);
_entries = SlabAllocator.Create<Entry>(64, SlabBufferLayout.Chunked, false);
_size = byteSize;
m_Buffer = (byte *)NativeMemory.AlignedAlloc(byteSize, 16);
_align = 16;
_bucketHeads = new BucketNode *[_levelSizeArray.Length * 3 + 1];
_bucketHeads = new BucketNode*[_levelSizeArray.Length * 3 + 1];
_spareMemory = (Entry *)_entries.Allocate();
_spareMemory->State = EntryState.Spare;
@@ -70,9 +73,12 @@ namespace StgSharp.Mathematics.Memory
_maxSize = 32U * 1024U * 1024U;
}
public HybridLayerSegregatedFitAllocator(nuint byteSize, uint maxBlockSize)
public HybridLayerSegregatedFitAllocator(
nuint byteSize,
uint maxBlockSize
)
{
_entries = SlabAllocator<Entry>.Create(64, SlabBufferLayout.Chunked, false);
_entries = SlabAllocator.Create<Entry>(64, SlabBufferLayout.Chunked, false);
m_Buffer = (byte *)NativeMemory.AlignedAlloc(byteSize, 16);
_align = 16;
_size = byteSize;
@@ -97,13 +103,16 @@ namespace StgSharp.Mathematics.Memory
_maxSize = maxBlockSize;
}
public HybridLayerSegregatedFitAllocator(nuint byteSize, int align)
public HybridLayerSegregatedFitAllocator(
nuint byteSize,
int align
)
{
if (align < 16 || (align & (align - 1)) != 0) {
throw new ArgumentException(
"Alignment must be a power of two and at least 16 bytes.");
}
_entries = SlabAllocator<Entry>.Create(64, SlabBufferLayout.Chunked, false);
_entries = SlabAllocator.Create<Entry>(64, SlabBufferLayout.Chunked, false);
m_Buffer = (byte *)NativeMemory.AlignedAlloc(byteSize, (nuint)align);
_align = align;
_size = byteSize;
@@ -120,13 +129,17 @@ namespace StgSharp.Mathematics.Memory
_maxSize = 32U * 1024U * 1024U;
}
public HybridLayerSegregatedFitAllocator(nuint byteSize, int align, long maxBlockSize)
public HybridLayerSegregatedFitAllocator(
nuint byteSize,
int align,
long maxBlockSize
)
{
if (align < 16 || (align & (align - 1)) != 0) {
throw new ArgumentException(
"Alignment must be a power of two and at least 16 bytes.");
}
_entries = SlabAllocator<Entry>.Create(64, SlabBufferLayout.Chunked, false);
_entries = SlabAllocator.Create<Entry>(64, SlabBufferLayout.Chunked, false);
m_Buffer = (byte*)NativeMemory.AlignedAlloc(byteSize, (nuint)align);
_align = align;
_size = byteSize;
@@ -151,13 +164,21 @@ namespace StgSharp.Mathematics.Memory
_maxSize = maxBlockSize;
}
public partial hlsfHandle Alloc(
long size
);
public partial void Collect();
public void Dispose()
{
Dispose(disposing:true);
GC.SuppressFinalize(this);
}
protected virtual void Dispose(bool disposing)
protected virtual void Dispose(
bool disposing
)
{
if (!disposedValue)
{