Microsoft.Scripting.Utils.MathUtils.FloorDivideUnchecked C# (CSharp) Method

MathUtils Class Documentation Show file Open project: jschementi/iron

FloorDivideUnchecked() public static method

Calculates the quotient of two 32-bit signed integers rounded towards negative infinity.

The caller must check for overflow (x = Int32.MinValue, y = -1)

is 0.

public static FloorDivideUnchecked ( int x, int y ) : int
x	int	Dividend.
y	int	Divisor.
return	int

        public static int FloorDivideUnchecked(int x, int y) {
            int q = x / y;

            if (x >= 0) {
                if (y > 0) {
                    return q;
                } else if (x % y == 0) {
                    return q;
                } else {
                    return q - 1;
                }
            } else {
                if (y > 0) {
                    if (x % y == 0) {
                        return q;
                    } else {
                        return q - 1;
                    }
                } else {
                    return q;
                }
            }
        }