mlemanczyk/even-perfect-numbers-scanner
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GpuScratchBuffer / -Pool naively integrated with PriemOrderCalculatorAccelerator (formerly Pow2MontgomeryAccelerator). FactorEntry replaced with 2 arrays - unused field removed. Small cleanup.

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mlemanczyk committed 2025-11-13 14:41:27 +01:00
1 parent 43863d03fb
commit c53aa517f7
14 files changed
+295 -420
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PerfectNumbers.Core/Gpu/Pow2MontgomeryGpuCalculator.cs
+6 -11
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@@ -12,10 +12,9 @@ public static class Pow2MontgomeryGpuCalculator
{
GpuPrimeWorkLimiter.Acquire();
var gpu = Pow2MontgomeryAccelerator.Rent(1);
var gpu = PrimeOrderCalculatorAccelerator.Rent(1);
Accelerator? accelerator = gpu.Accelerator;
AcceleratorStream stream = AcceleratorStreamPool.Rent(accelerator);
// AcceleratorStream stream = gpu.Stream!;
MemoryBuffer1D<ulong, Stride1D.Dense> exponentBuffer = gpu.Input;
exponentBuffer.View.CopyFromCPU(stream, ref exponent, 1);
@@ -27,7 +26,6 @@ public static class Pow2MontgomeryGpuCalculator
var kernelLauncher = kernel.CreateLauncherDelegate<Action<AcceleratorStream, Index1D, ArrayView1D<ulong, Stride1D.Dense>, MontgomeryDivisorData, ArrayView1D<ulong, Stride1D.Dense>>>();
kernelLauncher(stream, 1, exponentBuffer.View, divisor, resultBuffer.View);
// kernel.Launch(stream, 1, 1, exponentBuffer.View, divisor, resultBuffer.View);
ulong result = 0UL;
resultBuffer.View.CopyToCPU(stream, ref result, 1);
@@ -35,7 +33,7 @@ public static class Pow2MontgomeryGpuCalculator
AcceleratorStreamPool.Return(stream);
GpuPrimeWorkLimiter.Release();
Pow2MontgomeryAccelerator.Return(gpu);
PrimeOrderCalculatorAccelerator.Return(gpu);
return result;
}
@@ -44,9 +42,8 @@ public static class Pow2MontgomeryGpuCalculator
{
GpuPrimeWorkLimiter.Acquire();
var gpu = Pow2MontgomeryAccelerator.Rent(1);
var gpu = PrimeOrderCalculatorAccelerator.Rent(1);
AcceleratorStream stream = AcceleratorStreamPool.Rent(gpu.Accelerator);
// AcceleratorStream stream = gpu.Stream!;
MemoryBuffer1D<ulong, Stride1D.Dense> exponentBuffer = gpu.Input;
exponentBuffer.View.CopyFromCPU(stream, ref exponent, 1);
@@ -64,15 +61,14 @@ public static class Pow2MontgomeryGpuCalculator
AcceleratorStreamPool.Return(stream);
GpuPrimeWorkLimiter.Release();
Pow2MontgomeryAccelerator.Return(gpu);
PrimeOrderCalculatorAccelerator.Return(gpu);
return result;
}
[MethodImpl(MethodImplOptions.AggressiveInlining)]
public static ulong CalculateConvert(Pow2MontgomeryAccelerator gpu, ulong exponent, in MontgomeryDivisorData divisor)
public static ulong CalculateConvert(PrimeOrderCalculatorAccelerator gpu, ulong exponent, in MontgomeryDivisorData divisor)
{
AcceleratorStream stream = AcceleratorStreamPool.Rent(gpu.Accelerator);
// AcceleratorStream stream = gpu.Stream!;
MemoryBuffer1D<ulong, Stride1D.Dense> exponentBuffer = gpu.Input;
exponentBuffer.View.CopyFromCPU(stream, ref exponent, 1);
@@ -84,8 +80,7 @@ public static class Pow2MontgomeryGpuCalculator
var kernelLauncher = kernel.CreateLauncherDelegate<Action<AcceleratorStream, Index1D, ArrayView1D<ulong, Stride1D.Dense>, MontgomeryDivisorData, ArrayView1D<ulong, Stride1D.Dense>>>();
kernelLauncher(stream, 1,exponentBuffer.View, divisor, resultBuffer.View);
// kernel.Launch(stream, 1, 1,exponentBuffer.View, divisor, resultBuffer.View);
ulong result = 0UL;
resultBuffer.View.CopyToCPU(stream, ref result, 1);
stream.Synchronize();