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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 // Project: StgSharp
// AuthorGroup: Nitload // AuthorGroup: Nitload Space
// Copyright (c) Nitload. All rights reserved. // Copyright (c) Nitload Space. All rights reserved.
// //
// Permission is hereby granted, free of charge, to any person obtaining a copy // Permission is hereby granted, free of charge, to any person
// of this software and associated documentation files (the "Software"), to deal // obtaining a copy of this software and associated documentation
// in the Software without restriction, including without limitation the rights // files (the “Software”), to deal in the Software without restriction,
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell // including without limitation the rights to use, copy, modify, merge,
// copies of the Software, and to permit persons to whom the Software is // publish, distribute, sublicense, and/or sell copies of the Software,
// furnished to do so, subject to the following conditions: // 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 above copyright notice and
// // this permission notice shall be included in all copies
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR // or substantial portions of the Software.
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, //
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE // THE SOFTWARE IS PROVIDED “AS IS”,
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER // WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, // INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
// SOFTWARE. // 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; private nint[] _bucket;
public void AddNode( public void AddNode(CacheLineHead* node)
CacheLineHead* node
)
{ {
nint address = node->_address; nint address = node->_address;
int hash = (int)(address % (nint)_bucket.Length); int hash = (int)(address % (nint)_bucket.Length);
@@ -73,18 +74,6 @@ namespace StgSharp.HighPerformance.Memory
internal int _refCount; internal int _refCount;
internal nuint _address; 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 // Project: StgSharp
// AuthorGroup: Nitload // AuthorGroup: Nitload Space
// Copyright (c) Nitload. All rights reserved. // Copyright (c) Nitload Space. All rights reserved.
// //
// Permission is hereby granted, free of charge, to any person obtaining a copy // Permission is hereby granted, free of charge, to any person
// of this software and associated documentation files (the "Software"), to deal // obtaining a copy of this software and associated documentation
// in the Software without restriction, including without limitation the rights // files (the “Software”), to deal in the Software without restriction,
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell // including without limitation the rights to use, copy, modify, merge,
// copies of the Software, and to permit persons to whom the Software is // publish, distribute, sublicense, and/or sell copies of the Software,
// furnished to do so, subject to the following conditions: // 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 above copyright notice and
// // this permission notice shall be included in all copies
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR // or substantial portions of the Software.
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, //
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE // THE SOFTWARE IS PROVIDED “AS IS”,
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER // WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, // INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
// SOFTWARE. // 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 const int CacheLineCount = 8192;
private bool _disposed; private bool _disposed;
private int _activeCount;
private readonly nuint _baseAddress; private readonly nuint _baseAddress;
private readonly SlabAllocator<CacheLineData> _cacheLineAllocator; private readonly SlabAllocator<CacheLineData> _cacheLineAllocator;
@@ -82,17 +85,49 @@ namespace StgSharp.HighPerformance.Memory
GC.SuppressFinalize(this); GC.SuppressFinalize(this);
} }
public CacheLine Map( public CacheLine Map(nuint origin)
nuint origin
)
{ {
// Placeholder implementation; actual mapping logic would go here.
if (_map.TryGet(origin, out nuint entryHandle)) if (_map.TryGet(origin, out nuint entryHandle))
{ {
// cache hit
CacheLineHead* entry = (CacheLineHead*)entryHandle; 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 private struct CacheLineData