Conditions.cs

gistfile1.txt

    [IterationCount(10)]
    [InvocationCount(100_000_000)]
    public class Bench22
    {
        Random rnd = new Random();

        private int x;
        public int X
        {
            get { return rnd.Next(1, 5); }
        }

        [Benchmark]
        [Arguments(1)]
        [Arguments(2)]
        [Arguments(3)]
        [Arguments(4)]
        public int CSharp(int s)
        {
            return Cond(s);
        }

        [Benchmark]
        [Arguments(1)]
        [Arguments(2)]
        [Arguments(3)]
        [Arguments(4)]
        public int FSharp(int s)
        {
            return FSTest.Bench.condition(s);
        }

        //
        // FSharp will not inline the code so we shouldn't eiter.
        //
        [MethodImpl(MethodImplOptions.NoInlining)]
        public static int Cond(int x)
        {
            if      (x == 1 || x == 2) return 1;
            else if (x == 3 || x == 4) return 2;
            else return 0;
        }
    }
    
    //// FS CODE
    //
    //
/*
    namespace FSTest

module Bench =
    let condition x =
        if  (x = 1 || x = 2) then 1
        elif(x = 3 || x = 4) then 2
        else 0
*/