mlemanczyk/even-perfect-numbers-scanner
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Fix GPU residue tester iteration and add regression tests

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Marek Lemańczyk committed 2025-09-21 00:14:33 +02:00
1 parent 4650faed58
commit f9b4f912e2
2 files changed
+84 -3
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PerfectNumbers.Core/Gpu/MersenneNumberResidueGpuTester.cs
+3 -3
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@@ -59,9 +59,9 @@ public class MersenneNumberResidueGpuTester(bool useGpuOrder)
Span<ulong> orders = orderArray.AsSpan(0, batchSize);
try
{
for (ulong setIndex = 0; setIndex < setCount && Volatile.Read(ref isPrime); setIndex++)
for (UInt128 setIndex = UInt128.Zero; setIndex < setCount && Volatile.Read(ref isPrime); setIndex++)
{
UInt128 setOffset = checked(perSetLimit * (UInt128)setIndex);
UInt128 setOffset = checked(perSetLimit * setIndex);
UInt128 setStart = checked(setOffset + UInt128.One);
if (setStart >= limitInclusive)
{
@@ -113,7 +113,7 @@ public class MersenneNumberResidueGpuTester(bool useGpuOrder)
}
}
kStart = checked(kStart + batchSize128);
kStart = checked(kStart + (UInt128)currentSize);
}
}
}