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working on L4

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Nitload
2026-03-10 00:23:01 +08:00
parent d97fb1dd90
commit 3f2b1fcd97
2 changed files with 86 additions and 62 deletions
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StgSharp.Common/HighPerformance/Memory/L4.EvictionRing.cs
+24 -35
View File
@@ -1,27 +1,30 @@
//-----------------------------------------------------------------------
// -----------------------------------------------------------------------
// file="L4.EvictionRing"
// file="L4.EvictionRing.cs"
// Project: StgSharp
// AuthorGroup: Nitload
// Copyright (c) Nitload. All rights reserved.
// AuthorGroup: Nitload Space
// Copyright (c) Nitload Space. 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
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in all
// copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
// SOFTWARE.
// Permission is hereby granted, free of charge, to any person
// obtaining a copy of this software and associated documentation
// files (the “Software”), to deal in the Software without restriction,
// including without limitation the rights to use, copy, modify, merge,
// publish, distribute, sublicense, and/or sell copies of the Software,
// and to permit persons to whom the Software is furnished to do so,
// subject to the following conditions:
//
// The above copyright notice and
// this permission notice shall be included in all copies
// or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED “AS IS”,
// WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
// INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
// IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
// ARISING FROM, OUT OF OR IN CONNECTION WITH
// THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
//
// -----------------------------------------------------------------------
// -----------------------------------------------------------------------
@@ -45,9 +48,7 @@ namespace StgSharp.HighPerformance.Memory
private nint[] _bucket;
public void AddNode(
CacheLineHead* node
)
public void AddNode(CacheLineHead* node)
{
nint address = node->_address;
int hash = (int)(address % (nint)_bucket.Length);
@@ -73,18 +74,6 @@ namespace StgSharp.HighPerformance.Memory
internal int _refCount;
internal nuint _address;
[MethodImpl(MethodImplOptions.AggressiveInlining)]
public void Unuse()
{
_ = Interlocked.Decrement(ref _refCount);
}
[MethodImpl(MethodImplOptions.AggressiveInlining)]
public void Use()
{
_ = Interlocked.Increment(ref _refCount);
}
}
}
StgSharp.Common/HighPerformance/Memory/L4.cs
+62 -27
View File
@@ -1,27 +1,30 @@
//-----------------------------------------------------------------------
// -----------------------------------------------------------------------
// file="L4"
// file="L4.cs"
// Project: StgSharp
// AuthorGroup: Nitload
// Copyright (c) Nitload. All rights reserved.
// AuthorGroup: Nitload Space
// Copyright (c) Nitload Space. 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
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in all
// copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
// SOFTWARE.
// Permission is hereby granted, free of charge, to any person
// obtaining a copy of this software and associated documentation
// files (the “Software”), to deal in the Software without restriction,
// including without limitation the rights to use, copy, modify, merge,
// publish, distribute, sublicense, and/or sell copies of the Software,
// and to permit persons to whom the Software is furnished to do so,
// subject to the following conditions:
//
// The above copyright notice and
// this permission notice shall be included in all copies
// or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED “AS IS”,
// WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
// INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
// IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
// ARISING FROM, OUT OF OR IN CONNECTION WITH
// THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
//
// -----------------------------------------------------------------------
// -----------------------------------------------------------------------
@@ -43,7 +46,7 @@ namespace StgSharp.HighPerformance.Memory
private const int CacheLineCount = 8192;
private bool _disposed;
private int _activeCount;
private readonly nuint _baseAddress;
private readonly SlabAllocator<CacheLineData> _cacheLineAllocator;
@@ -82,17 +85,49 @@ namespace StgSharp.HighPerformance.Memory
GC.SuppressFinalize(this);
}
public CacheLine Map(
nuint origin
)
public CacheLine Map(nuint origin)
{
// Placeholder implementation; actual mapping logic would go here.
if (_map.TryGet(origin, out nuint entryHandle))
{
// cache hit
CacheLineHead* entry = (CacheLineHead*)entryHandle;
return new CacheLine(entryHandle);
return new CacheLine(entry->_address, ref _activeCount, ref entry->_refCount);
}
return origin;
// cache miss
/*
* post command
* then wait for completion
*/
return origin; //error now
}
public ref struct CacheLine : IDisposable
{
private ref int _activeCount;
private ref int _refCount;
private nuint _handle;
internal CacheLine(nuint handle, ref int activeCount, ref int cacheRefCount)
{
_handle = handle;
_refCount = ref cacheRefCount;
_activeCount = ref activeCount;
_ = Interlocked.Increment(ref _activeCount);
_ = Interlocked.Increment(ref _refCount);
}
public void Dispose()
{
if (_handle == 0) {
return;
}
_handle = 0;
_ = Interlocked.Decrement(ref _activeCount);
_ = Interlocked.Decrement(ref _refCount);
}
}
private struct CacheLineData