mlemanczyk/even-perfect-numbers-scanner
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Functionality and classes separated. Kernel initialization made dependent on a flag. Cleanup.

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mlemanczyk committed 2025-11-10 18:35:50 +01:00
1 parent 45dfa3b724
commit 0de9871529
20 files changed
+845 -619
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PerfectNumbers.Core/Gpu/Accelerators/Pow2MontgomeryAccelerator.cs
+7 -7
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@@ -44,8 +44,8 @@ public sealed class Pow2MontgomeryAccelerator
public readonly Accelerator Accelerator;
public readonly MemoryBuffer1D<ulong, Stride1D.Dense> Input;
public readonly MemoryBuffer1D<ulong, Stride1D.Dense> Output;
public MemoryBuffer1D<KeyValuePair<ulong, int>, Stride1D.Dense> ToTestOnDevice;
public Dictionary<ulong, int> ToTestOnHost = [];
public MemoryBuffer1D<KeyValuePair<ulong, int>, Stride1D.Dense> Pow2ModEntriesToTestOnDevice;
public Dictionary<ulong, int> Pow2ModEntriesToTestOnHost = [];
public AcceleratorStream? Stream;
public readonly Action<AcceleratorStream, Index1D, ArrayView1D<ulong, Stride1D.Dense>, MontgomeryDivisorData, ArrayView1D<ulong, Stride1D.Dense>> ConvertToStandardKernel;
@@ -55,11 +55,11 @@ public sealed class Pow2MontgomeryAccelerator
public void EnsureCapacity(int factorsCount)
{
if (factorsCount > ToTestOnDevice.Length)
if (factorsCount > Pow2ModEntriesToTestOnDevice.Length)
{
Accelerator accelerator = Accelerator;
ToTestOnDevice.Dispose();
ToTestOnDevice = accelerator.Allocate1D<KeyValuePair<ulong, int>>(factorsCount);
Pow2ModEntriesToTestOnDevice.Dispose();
Pow2ModEntriesToTestOnDevice = accelerator.Allocate1D<KeyValuePair<ulong, int>>(factorsCount);
}
}
@@ -70,7 +70,7 @@ public sealed class Pow2MontgomeryAccelerator
Input = accelerator.Allocate1D<ulong>(1);
Output = accelerator.Allocate1D<ulong>(1);
ToTestOnDevice = accelerator.Allocate1D<KeyValuePair<ulong, int>>(factorsCount);
Pow2ModEntriesToTestOnDevice = accelerator.Allocate1D<KeyValuePair<ulong, int>>(factorsCount);
var keepKernel = accelerator.LoadAutoGroupedStreamKernel<Index1D, ArrayView1D<ulong, Stride1D.Dense>, MontgomeryDivisorData, ArrayView1D<ulong, Stride1D.Dense>>(Pow2MontgomeryKernels.Pow2MontgomeryKernelKeepMontgomery);
var keepLauncher = KernelUtil.GetKernel(keepKernel);
@@ -91,7 +91,7 @@ public sealed class Pow2MontgomeryAccelerator
Input.Dispose();
Output.Dispose();
Stream?.Dispose();
ToTestOnDevice.Dispose();
Pow2ModEntriesToTestOnDevice.Dispose();
// Accelerator is shared with other threads
// Accelerator.Dispose();
}