daily update on 20240206 by nitload youmu

源代码/BenchMark/Program.cs

@@ -5,81 +5,41 @@ using System.Reflection;
 using System.Numerics;
 using System.Runtime.CompilerServices;
 using System.Runtime.Versioning;
+using BenchmarkDotNet.Jobs;
 
 namespace BenchMark
 {
-    internal class Program
+    internal unsafe class Program
     {
-        static unsafe void Main(string[] args)
+
+        static void Main(string[] args)
         {
-            int* p = (int*)Marshal.AllocHGlobal(sizeof(int) * 10);
-
-            for (int i = 0; i < 10; i++)
-            {
-                *(p + i) = i;
-            }
-
-            int[] array = (int[])GCHandle.FromIntPtr((IntPtr)p).Target;
-
-            Console.WriteLine(array);
-
-            //BenchmarkRunner.Run(typeof(MyClass).Assembly);
-        }
-
-
-
-    }
-
-    public class MyClass
-    {
-        [Benchmark]
-        public bool isM128Pinnable()
-        {
-            var type = typeof(M128);
-            foreach (var field in type.GetFields(BindingFlags.Instance | BindingFlags.Public | BindingFlags.NonPublic))
-            {
-                // 如果字段是引用类型，返回 false
-                if (!field.FieldType.IsValueType)
-                {
-                    return false;
-                }
-            }
-            // 如果没有引用类型的字段，返回 true
-            return true;
-        }
-
-        [Benchmark]
-        public bool isVector4Pinnable()
-        {
-            var type = typeof(int);
-            foreach (var field in type.GetFields(BindingFlags.Instance | BindingFlags.Public | BindingFlags.NonPublic))
-            {
-                // 如果字段是引用类型，返回 false
-                if (!field.FieldType.IsValueType)
-                {
-                    return false;
-                }
-            }
-            // 如果没有引用类型的字段，返回 true
-            return true;
+            Calculator c = new Calculator();
+            c.PtrSub();
+            var sum = BenchmarkRunner.Run(typeof(Calculator).Assembly);
         }
     }
 
-    [StructLayout(LayoutKind.Explicit)]
-    public unsafe struct M128
+
+    public struct Calculator
     {
-        [FieldOffset(0)] internal fixed float Single[4];
-        [FieldOffset(0)] internal fixed double Double[2];
+        public static int Sub(int left, int right)
+        {
+            return left - right;
+        }
 
-        [FieldOffset(0)] internal fixed sbyte Int8[16];
-        [FieldOffset(0)] internal fixed short Int16[8];
-        [FieldOffset(0)] internal fixed int Int32[4];
-        [FieldOffset(0)] internal fixed long Int64[2];
-
-        [FieldOffset(0)] internal fixed byte UInt8[16];
-        [FieldOffset(0)] internal fixed ushort UInt16[8];
-        [FieldOffset(0)] internal fixed uint UInt32[4];
-        [FieldOffset(0)] internal fixed ulong UInt64[2];
+        [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);
+        }
     }
 }