mlemanczyk/even-perfect-numbers-scanner
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MontgomeryDivisorData converted to a pooled class to limit GC pressure. MontgomeryDivisorDataGpu added for GPU operations. PrimeOrderCalculator kernels precompiled during warmup.

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mlemanczyk committed 2025-11-24 15:14:31 +01:00
1 parent 07efd5d2a1
commit 070e2a14fd
32 files changed
+310 -192
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PerfectNumbers.Core/Gpu/Kernels/Pow2MontgomeryKernels.cs
+12 -2
View File
@@ -17,18 +17,28 @@ internal static class Pow2MontgomeryKernels
public static void Pow2MontgomeryKernelKeepMontgomery(
Index1D index,
ArrayView1D<ulong, Stride1D.Dense> exponents,
MontgomeryDivisorData divisor,
ulong divisorModulus,
ulong divisorNPrime,
ulong divisorMontgomeryOne,
ulong divisorMontgomeryTwo,
ulong divisorMontgomeryTwoSquared,
ArrayView1D<ulong, Stride1D.Dense> results)
{
MontgomeryDivisorDataGpu divisor = new(divisorModulus, divisorNPrime, divisorMontgomeryOne, divisorMontgomeryTwo, divisorMontgomeryTwoSquared);
results[0] = ULongExtensions.Pow2MontgomeryModWindowedGpuKeepMontgomery(divisor, exponents[0]);
}
public static void Pow2MontgomeryKernelConvertToStandard(
Index1D index,
ArrayView1D<ulong, Stride1D.Dense> exponents,
MontgomeryDivisorData divisor,
ulong divisorModulus,
ulong divisorNPrime,
ulong divisorMontgomeryOne,
ulong divisorMontgomeryTwo,
ulong divisorMontgomeryTwoSquared,
ArrayView1D<ulong, Stride1D.Dense> results)
{
MontgomeryDivisorDataGpu divisor = new(divisorModulus, divisorNPrime, divisorMontgomeryOne, divisorMontgomeryTwo, divisorMontgomeryTwoSquared);
results[0] = ULongExtensions.Pow2MontgomeryModWindowedGpuConvertToStandard(divisor, exponents[0]);
}