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MersenneDivisorCycles converted to device template.

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mlemanczyk committed 2025-12-19 04:03:27 +01:00
1 parent 31ecf24522
commit 74837a407e
23 files changed
+272 -647
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PerfectNumbers.Core.Tests/MersenneNumberDivisorGpuTesterTests.cs
+10 -10
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@@ -235,13 +235,13 @@ public class MersenneNumberDivisorGpuTesterTests
ulong[] primes = [31UL, 37UL, 41UL, 43UL];
ulong cycle223 = MersenneDivisorCycles.CalculateCycleLengthGpu(gpu, 223UL, MontgomeryDivisorData.FromModulus(223UL));
ulong cycle223 = MersenneDivisorCyclesGpu.CalculateCycleLength(gpu, 223UL, MontgomeryDivisorData.FromModulus(223UL));
session.CheckDivisor(223UL, MontgomeryDivisorData.FromModulus(223UL), cycle223, primes).Should().BeTrue();
ulong[] primesBeforeHit = [31UL];
session.CheckDivisor(223UL, MontgomeryDivisorData.FromModulus(223UL), cycle223, primesBeforeHit).Should().BeFalse();
ulong cycle13367 = MersenneDivisorCycles.CalculateCycleLengthGpu(gpu, 13367UL, MontgomeryDivisorData.FromModulus(13367UL));
ulong cycle13367 = MersenneDivisorCyclesGpu.CalculateCycleLength(gpu, 13367UL, MontgomeryDivisorData.FromModulus(13367UL));
session.CheckDivisor(13367UL, MontgomeryDivisorData.FromModulus(13367UL), cycle13367, primes).Should().BeTrue();
ulong[] primesWithoutMatchingExponent = [31UL, 37UL, 43UL];
@@ -271,7 +271,7 @@ public class MersenneNumberDivisorGpuTesterTests
ulong[] primes = [31UL, 37UL, 41UL, 43UL, 47UL];
ulong cycle223 = MersenneDivisorCycles.CalculateCycleLengthGpu(gpu, 223UL, MontgomeryDivisorData.FromModulus(223UL));
ulong cycle223 = MersenneDivisorCyclesGpu.CalculateCycleLength(gpu, 223UL, MontgomeryDivisorData.FromModulus(223UL));
session.CheckDivisor(223UL, MontgomeryDivisorData.FromModulus(223UL), cycle223, primes).Should().BeTrue();
ulong[] primesBeforeHit = [31UL];
@@ -302,7 +302,7 @@ public class MersenneNumberDivisorGpuTesterTests
ulong[] exponents = [6UL, 7UL, 9UL, 10UL, 12UL];
MontgomeryDivisorData divisorData = MontgomeryDivisorData.FromModulus(7UL);
ulong cycle = MersenneDivisorCycles.CalculateCycleLengthGpu(gpu, 7UL, divisorData);
ulong cycle = MersenneDivisorCyclesGpu.CalculateCycleLength(gpu, 7UL, divisorData);
session.CheckDivisor(7UL, divisorData, cycle, exponents).Should().BeTrue();
@@ -329,7 +329,7 @@ public class MersenneNumberDivisorGpuTesterTests
ulong[] exponents = [10UL, 11UL, 20UL, 21UL, 30UL];
MontgomeryDivisorData divisorData = MontgomeryDivisorData.FromModulus(11UL);
ulong cycle = MersenneDivisorCycles.CalculateCycleLengthGpu(gpu, 11UL, divisorData);
ulong cycle = MersenneDivisorCyclesGpu.CalculateCycleLength(gpu, 11UL, divisorData);
session.CheckDivisor(11UL, divisorData, cycle, exponents).Should().BeTrue();
@@ -346,9 +346,9 @@ public class MersenneNumberDivisorGpuTesterTests
[Trait("Category", "Fast")]
public void ByDivisor_gpu_tester_skips_divisors_excluded_by_small_cycle_generation()
{
var cycles = MersenneDivisorCycles.Shared;
var tableField = typeof(MersenneDivisorCycles).GetField("_table", BindingFlags.NonPublic | BindingFlags.Instance)!;
var smallCyclesField = typeof(MersenneDivisorCycles).GetField("_smallCycles", BindingFlags.NonPublic | BindingFlags.Instance)!;
var cycles = MersenneDivisorCyclesGpu.Shared;
var tableField = typeof(MersenneDivisorCyclesGpu).GetField("_table", BindingFlags.NonPublic | BindingFlags.Instance)!;
var smallCyclesField = typeof(MersenneDivisorCyclesGpu).GetField("_smallCycles", BindingFlags.NonPublic | BindingFlags.Instance)!;
var originalTable = (List<(ulong Divisor, ulong Cycle)>)tableField.GetValue(cycles)!;
var originalSmall = (ulong[]?)smallCyclesField.GetValue(cycles);
@@ -360,7 +360,7 @@ public class MersenneNumberDivisorGpuTesterTests
ulong[] patchedSmall = new ulong[PerfectNumberConstants.MaxQForDivisorCycles + 1];
MontgomeryDivisorData divisorData = MontgomeryDivisorData.FromModulus(191UL);
patchedSmall[191] = MersenneDivisorCycles.CalculateCycleLengthGpu(gpu, 191UL, divisorData);
patchedSmall[191] = MersenneDivisorCyclesGpu.CalculateCycleLength(gpu, 191UL, divisorData);
tableField.SetValue(cycles, patchedTable);
smallCyclesField.SetValue(cycles, patchedSmall);
@@ -393,7 +393,7 @@ public class MersenneNumberDivisorGpuTesterTests
var session = new MersenneCpuDivisorScanSessionWithCpuOrder();
ulong[] primes = [31UL, 37UL, 41UL, 43UL, 47UL];
ulong cycle223 = MersenneDivisorCycles.CalculateCycleLengthCpu(223UL, MontgomeryDivisorData.FromModulus(223UL));
ulong cycle223 = MersenneDivisorCyclesCpu.CalculateCycleLength(223UL, MontgomeryDivisorData.FromModulus(223UL));
session.CheckDivisor(223UL, MontgomeryDivisorData.FromModulus(223UL), cycle223, primes).Should().BeTrue();
ulong[] primesBeforeHit = [31UL];