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/PrimeOrderCalculator.Gpu.cs
+5 -5
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@@ -17,7 +17,7 @@ internal static partial class PrimeOrderCalculator
private static ulong CalculateByFactorizationGpu(Pow2MontgomeryAccelerator gpu, ulong prime, in MontgomeryDivisorData divisorData)
{
ulong phi = prime - 1UL;
Dictionary<ulong, int> counts = gpu.ToTestOnHost;
Dictionary<ulong, int> counts = gpu.Pow2ModEntriesToTestOnHost;
counts.Clear();
FactorCompletelyCpu(phi, counts);
@@ -39,7 +39,7 @@ internal static partial class PrimeOrderCalculator
AcceleratorStream stream = gpu.Stream!;
gpu.EnsureCapacity(entryCount);
gpu.ToTestOnDevice.View.CopyFromCPU(stream, entries);
gpu.Pow2ModEntriesToTestOnDevice.View.CopyFromCPU(stream, entries);
ulong order = phi;
var kernel = gpu.CheckFactorsKernel;
@@ -47,7 +47,7 @@ internal static partial class PrimeOrderCalculator
GpuPrimeWorkLimiter.Acquire();
kernel.Launch(stream, 1, entryCount, phi, gpu.ToTestOnDevice.View, divisorData, gpu.Output.View);
kernel.Launch(stream, 1, entryCount, phi, gpu.Pow2ModEntriesToTestOnDevice.View, divisorData, gpu.Output.View);
gpu.Output.View.CopyToCPU(stream, ref order, 1);
stream.Synchronize();
@@ -66,7 +66,7 @@ internal static partial class PrimeOrderCalculator
GpuPrimeWorkLimiter.Acquire();
Accelerator accelerator = AcceleratorPool.Shared.Rent();
var stream = accelerator.CreateStream();
KernelContainer kernels = GpuKernelPool.GetOrAddKernels(accelerator, stream);
KernelContainer kernels = GpuKernelPool.GetOrAddKernels(accelerator, stream, KernelType.SmallPrimeFactorKernelScan);
ScratchBuffer scratch = GpuScratchBufferPool.Rent(accelerator, GpuSmallPrimeFactorSlots, 0);
@@ -152,7 +152,7 @@ internal static partial class PrimeOrderCalculator
GpuPrimeWorkLimiter.Acquire();
Accelerator accelerator = AcceleratorPool.Shared.Rent();
var stream = accelerator.CreateStream();
var kernels = GpuKernelPool.GetOrAddKernels(accelerator, stream);
var kernels = GpuKernelPool.GetOrAddKernels(accelerator, stream, KernelType.EvaluateSpecialMaxCandidatesKernel);
ScratchBuffer scratch = GpuScratchBufferPool.Rent(accelerator, 0, factorCount);