namespace System.Numerics { internal static class BitOperations { public static int Log2(uint value); public static int PopCount(uint value); public static int PopCount(ulong value); public static uint RotateLeft(uint value, int offset); public static ulong RotateLeft(ulong value, int offset); public static uint RotateRight(uint value, int offset); public static ulong RotateRight(ulong value, int offset); public static int TrailingZeroCount(uint value); } }