stgsharp/源代码/BenchMark/Program.cs

using BenchmarkDotNet.Running;
using BenchmarkDotNet.Attributes;
using System.Runtime.InteropServices;
using System.Reflection;
using System.Numerics;
using System.Runtime.CompilerServices;
using System.Runtime.Versioning;
using BenchmarkDotNet.Jobs;

namespace BenchMark
{
    internal unsafe class Program
    {

        static void Main(string[] args)
        {
            Calculator c = new Calculator();
            c.PtrSub();
            var sum = BenchmarkRunner.Run(typeof(Calculator).Assembly);
        }
    }


    public struct Calculator
    {
        public static int Sub(int left, int right)
        {
            return left - right;
        }

        [Benchmark]
        public unsafe void DeleSub()
        {
            Func<int, int, int> SubDele = Sub;
            SubDele(1, 0);
        }

        [Benchmark]
        public unsafe void PtrSub()
        {
            delegate*<int, int, int> SubPtr = &Sub;
            SubPtr(1, 0);
        }
    }
}