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Abort hlsf, goes back to tlsf, may use 'Arena-ed tlsf'

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This commit is contained in:
Youmu Liu
2026-05-09 18:18:57 +08:00
parent d1aca8f745
commit 942933dcac
11 changed files with 653 additions and 21 deletions
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StgSharp.Benchmark/HlsfAllocatorBench.cs
+19 -19
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@@ -53,12 +53,12 @@ namespace StgSharp.Benchmark
1024,
4096
];
private HybridLayerSegregatedFitAllocator _hlsfAllocator = null!;
private readonly int[] _freeOrderByBatch = new int[TotalOperationsPerInvoke];
private readonly uint[] _requestSizesByBatch = new uint[TotalOperationsPerInvoke];
private readonly List<HlsfHandle> _hlsfLocalList = new();
private readonly List<nint> _libcLocalList = new();
private readonly uint[] _requestSizesByBatch = new uint[TotalOperationsPerInvoke];
private readonly int[] _freeOrderByBatch = new int[TotalOperationsPerInvoke];
private Random _random = new(42);
private HybridLayerSegregatedFitAllocator _hlsfAllocator = null!;
[GlobalCleanup]
public void Cleanup()
@@ -114,6 +114,21 @@ namespace StgSharp.Benchmark
return (size + mask) & ~mask;
}
private void BuildIterationWorkload()
{
for (int batch = 0; batch < BatchCount; batch++)
{
int batchOffset = batch * AllocationCount;
for (int i = 0; i < AllocationCount; i++)
{
_requestSizesByBatch[batchOffset + i] = AlignSize((uint)AllocSizes[_random.Next(AllocSizes.Length)]);
_freeOrderByBatch[batchOffset + i] = i;
}
ShuffleFreeOrder(batchOffset, AllocationCount);
}
}
private static nuint GetArenaBytes()
{
const int defaultMb = 512;
@@ -152,7 +167,7 @@ namespace StgSharp.Benchmark
}
private unsafe void RunLibc(
int batch
int batch
)
{
int batchOffset = batch * AllocationCount;
@@ -173,21 +188,6 @@ namespace StgSharp.Benchmark
}
}
private void BuildIterationWorkload()
{
for (int batch = 0; batch < BatchCount; batch++)
{
int batchOffset = batch * AllocationCount;
for (int i = 0; i < AllocationCount; i++)
{
_requestSizesByBatch[batchOffset + i] = AlignSize((uint)AllocSizes[_random.Next(AllocSizes.Length)]);
_freeOrderByBatch[batchOffset + i] = i;
}
ShuffleFreeOrder(batchOffset, AllocationCount);
}
}
private void ShuffleFreeOrder(
int offset,
int count