mlemanczyk/even-perfect-numbers-scanner
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Tiny cleanup and performance improvements

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Marek Lemańczyk committed 2025-09-25 08:28:28 +02:00
1 parent 8b95a42f27
commit 845ce41dd8
1 file changed
+3 -4
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EvenPerfectBitScanner/Program.cs
+3 -4
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@@ -863,8 +863,7 @@ internal static class Program
for (int workerIndex = 0; workerIndex < workers.Length; workerIndex++)
{
int capturedStateCount = stateCount;
workers[workerIndex] = Task.Factory.StartNew(
() =>
workers[workerIndex] = Task.Factory.StartNew(() =>
{
using var session = _byDivisorTester!.CreateDivisorSession();
byte[] hitsBuffer = ArrayPool<byte>.Shared.Rent(capturedStateCount);
@@ -1018,7 +1017,7 @@ internal static class Program
private static ulong AcquireNextDivisor(ref ulong nextDivisor, ulong divisorLimit, ref int divisorsExhaustedFlag, ref long finalDivisorBits, out bool exhausted, ref ulong localDivisorCursor, ref int localDivisorsRemaining)
{
ref long nextDivisorBits = ref Unsafe.As<ulong, long>(ref nextDivisor);
ulong blockStride = unchecked((ulong)(DivisorAllocationBlockSize * 2));
ulong blockStride = unchecked(DivisorAllocationBlockSize * 2);
if (localDivisorsRemaining > 0)
{
@@ -1082,7 +1081,7 @@ internal static class Program
}
}
private static int BuildPrimeBuffer(ulong divisor, ulong[] primeValues, ulong[] allowedMaxValues, int[] stateFlags, ulong[] primeBuffer, int[] indexBuffer, PendingResult[] completionsBuffer, ref int completionsCount, ref int remainingStates, long[] activeStateMask, ref int activeStartIndex)
private static int BuildPrimeBuffer(ulong divisor, in ulong[] primeValues, in ulong[] allowedMaxValues, int[] stateFlags, ulong[] primeBuffer, int[] indexBuffer, PendingResult[] completionsBuffer, ref int completionsCount, ref int remainingStates, long[] activeStateMask, ref int activeStartIndex)
{
int length = primeValues.Length;
int startIndex = Volatile.Read(ref activeStartIndex);