mlemanczyk/even-perfect-numbers-scanner
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Reusable buffers introduced.

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mlemanczyk committed 2025-12-13 04:16:05 +01:00
1 parent fd58079c5a
commit 39a66fdef1
8 files changed
+829 -1056
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PerfectNumbers.Core/ThreadStaticPools.cs
+5 -5
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@@ -263,12 +263,12 @@ namespace PerfectNumbers.Core
public static void Return((ulong, ulong)[] array) => _ulongUlongTupleArrayPool!.Return(array, clearArray: false);
[ThreadStatic]
private static FixedCapacityStack<List<PrimeOrderCalculator.PendingEntry>>? _primeOrderPendingEntryListPool;
private static FixedCapacityStack<List<PartialFactorPendingEntry>>? _primeOrderPendingEntryListPool;
[MethodImpl(MethodImplOptions.AggressiveInlining | MethodImplOptions.AggressiveOptimization)]
internal static List<PrimeOrderCalculator.PendingEntry> RentPrimeOrderPendingEntryList(int capacityHint)
internal static List<PartialFactorPendingEntry> RentPrimeOrderPendingEntryList(int capacityHint)
{
FixedCapacityStack<List<PrimeOrderCalculator.PendingEntry>>? pool = _primeOrderPendingEntryListPool;
FixedCapacityStack<List<PartialFactorPendingEntry>>? pool = _primeOrderPendingEntryListPool;
if (pool is not null)
{
if (pool.Pop() is { } list)
@@ -286,11 +286,11 @@ namespace PerfectNumbers.Core
_primeOrderPendingEntryListPool = new(PerfectNumberConstants.DefaultPoolCapacity);
}
return new List<PrimeOrderCalculator.PendingEntry>(capacityHint);
return new List<PartialFactorPendingEntry>(capacityHint);
}
[MethodImpl(MethodImplOptions.AggressiveInlining | MethodImplOptions.AggressiveOptimization)]
internal static void ReturnPrimeOrderPendingEntryList(List<PrimeOrderCalculator.PendingEntry> list) => _primeOrderPendingEntryListPool!.Push(list);
internal static void ReturnPrimeOrderPendingEntryList(List<PartialFactorPendingEntry> list) => _primeOrderPendingEntryListPool!.Push(list);
[ThreadStatic]
private static FixedCapacityStack<FixedCapacityStack<ulong>>? _ulongStackPool;