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.Tests/Gpu/ULongExtensionsGpuTests.cs
+2 -2
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@@ -17,7 +17,7 @@ public class ULongExtensionsGpuTests
[InlineData(65535UL, 2147483647UL)]
public void Pow2ModWindowedGpu_matches_montgomery_cpu_for_known_values(ulong exponent, ulong modulus)
{
MontgomeryDivisorData divisor = MontgomeryDivisorData.FromModulus(modulus);
MontgomeryDivisorData divisor = MontgomeryDivisorDataPool.Shared.FromModulus(modulus);
ulong expected = exponent.Pow2MontgomeryModWindowedCpu(divisor, keepMontgomery: false);
exponent.Pow2ModWindowedGpu(modulus).Should().Be(expected);
@@ -51,7 +51,7 @@ public class ULongExtensionsGpuTests
foreach (ulong modulus in moduli)
{
MontgomeryDivisorData divisor = MontgomeryDivisorData.FromModulus(modulus);
MontgomeryDivisorData divisor = MontgomeryDivisorDataPool.Shared.FromModulus(modulus);
foreach (ulong exponent in exponents)
{
ulong expected = exponent.Pow2MontgomeryModWindowedCpu(divisor, keepMontgomery: false);