mlemanczyk/even-perfect-numbers-scanner
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Hybrid device mode implemented as the current --mersenne=bydivisor CPU execution path. CPU path is now limited to CPU calculations, only.

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mlemanczyk committed 2025-12-01 03:45:39 +01:00
1 parent 353a121d03
commit 941733905b
49 files changed
+4965 -1726
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PerfectNumbers.Core.Tests/Gpu/PrimeOrderGpuHeuristicsTests.cs
+1 -1
View File
@@ -398,7 +398,7 @@ public class PrimeOrderGpuHeuristicsTests
PrimeOrderGpuHeuristics.OverflowRegistry[prime] = 0;
MontgomeryDivisorData divisorData = MontgomeryDivisorDataPool.Shared.FromModulus(prime);
ulong result = PrimeOrderCalculator.Calculate(gpu, prime, null, divisorData, PrimeOrderCalculator.PrimeOrderSearchConfig.HeuristicDefault, PrimeOrderCalculator.PrimeOrderHeuristicDevice.Gpu);
ulong result = PrimeOrderCalculator.CalculateGpu(gpu, prime, null, divisorData, PrimeOrderCalculator.PrimeOrderSearchConfig.HeuristicDefault);
result.Should().Be(3UL);
}
PerfectNumbers.Core.Tests/Gpu/ULongExtensionsGpuTests.cs
+2 -2
View File
@@ -19,7 +19,7 @@ public class ULongExtensionsGpuTests
public void Pow2ModWindowedGpu_matches_montgomery_cpu_for_known_values(ulong exponent, ulong modulus)
{
MontgomeryDivisorData divisor = MontgomeryDivisorDataPool.Shared.FromModulus(modulus);
ulong expected = exponent.Pow2MontgomeryModWindowedCpu(divisor, keepMontgomery: false);
ulong expected = exponent.Pow2MontgomeryModWindowedConvertToStandardCpu(divisor);
exponent.Pow2ModWindowedGpu(modulus).Should().Be(expected);
}
@@ -55,7 +55,7 @@ public class ULongExtensionsGpuTests
MontgomeryDivisorData divisor = MontgomeryDivisorDataPool.Shared.FromModulus(modulus);
foreach (ulong exponent in exponents)
{
ulong expected = exponent.Pow2MontgomeryModWindowedCpu(divisor, keepMontgomery: false);
ulong expected = exponent.Pow2MontgomeryModWindowedConvertToStandardCpu(divisor);
exponent.Pow2ModWindowedGpu(modulus).Should().Be(expected);
}
}