mlemanczyk/even-perfect-numbers-scanner
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Address feedback on GPU pooling and heuristic factoring

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Marek Lemańczyk authored and mlemanczyk committed 2025-11-02 11:22:49 +01:00
1 parent 5339c3c304
commit 76dfe108a9
6 files changed
+92 -139
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PerfectNumbers.Core/PrimeOrderCalculator.Cpu.cs
+10 -10
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@@ -1289,11 +1289,7 @@ internal static partial class PrimeOrderCalculator
if (primeSlotArray is not null)
{
ThreadStaticPools.UlongPool.Return(primeSlotArray, clearArray: false);
}
if (exponentSlotArray is not null)
{
ThreadStaticPools.IntPool.Return(exponentSlotArray, clearArray: false);
ThreadStaticPools.IntPool.Return(exponentSlotArray!, clearArray: false);
}
if (compositeStack is not null)
@@ -1340,12 +1336,20 @@ internal static partial class PrimeOrderCalculator
}
ulong primeSquare = squares[i];
// primeSquare will never == 0 in production code
// if (primeSquare != 0 && primeSquare > remainingLocal)
if (primeSquare > remainingLocal)
{
break;
}
ulong primeValue = primeCandidate;
// primeCandidate will never equal 0 in production code
// if (primeCandidate == 0UL)
// {
// continue;
// }
if ((remainingLocal % primeValue) != 0UL)
{
continue;
@@ -1626,11 +1630,7 @@ internal static partial class PrimeOrderCalculator
if (primeArray is not null)
{
ThreadStaticPools.UlongPool.Return(primeArray, clearArray: false);
}
if (exponentArray is not null)
{
ThreadStaticPools.IntPool.Return(exponentArray, clearArray: false);
ThreadStaticPools.IntPool.Return(exponentArray!, clearArray: false);
}
primeArray = newPrimeArray;