static int GetCapacityMask(int spanLength)
{
return((1 << SpanHelper.GetPowerOf2(spanLength)) - 1);
}
static void ValidateSpanCapacity(ref TSpan span, int capacityMask)
{
Debug.Assert((1 << SpanHelper.GetPowerOf2(span.Length)) - 1 == capacityMask,
"Capacity mask should be the largest power of 2 that fits in the allocated span, minus one. This is necessary for efficient modulo operations.");
}
