CopySign()

static double System.Math.CopySign ( double x, double y )

inlinestatic

Definition at line 312 of file Math.cs.

    {
        if (Sse2.IsSupported || AdvSimd.IsSupported)
        {
            return VectorMath.ConditionalSelectBitwise(Vector128.CreateScalarUnsafe(-0.0), Vector128.CreateScalarUnsafe(y), Vector128.CreateScalarUnsafe(x)).ToScalar();
        }
        return SoftwareFallback(x, y);
        static double SoftwareFallback(double x, double y)
        {
            long num = BitConverter.DoubleToInt64Bits(x);
            long num2 = BitConverter.DoubleToInt64Bits(y);
            num &= 0x7FFFFFFFFFFFFFFFL;
            num2 &= long.MinValue;
            return BitConverter.Int64BitsToDouble(num | num2);
        }
    }

References System.Numerics.VectorMath.ConditionalSelectBitwise(), System.Runtime.Intrinsics.Vector128< T >.CreateScalarUnsafe(), System.BitConverter.DoubleToInt64Bits(), System.BitConverter.Int64BitsToDouble(), System.Runtime.Intrinsics.Arm.AdvSimd.IsSupported, System.Runtime.Intrinsics.X86.Sse2.IsSupported, and System.L.

Referenced by System.Double.CopySign(), and System.Math.Round().