Implement runtime member info benchmarks

src/benchmarks/micro/runtime/System.Reflection/RuntimeEventInfo.cs

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+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
+// See the LICENSE file in the project root for more information.
+
+using BenchmarkDotNet.Attributes;
+using MicroBenchmarks;
+
+namespace System.Reflection
+{
+    [BenchmarkCategory(Categories.Runtime, Categories.Reflection)]
+    public class RuntimeEventInfo
+    {
+        private static readonly EventInfo s_eventInfo = typeof(RuntimeEventInfoTestClass).GetEvent(nameof(RuntimeEventInfoTestClass.Event1));
+
+        [Benchmark]
+        public int GetHashCodeBenchmark()
+        {
+            return s_eventInfo.GetHashCode();
+        }
+    }
+
+    public class RuntimeEventInfoTestClass
+    {
+        public event EventHandler Event1;
+        protected virtual void OnEvent1() => Event1?.Invoke(this, EventArgs.Empty);
+    }
+}

src/benchmarks/micro/runtime/System.Reflection/RuntimeFieldInfo.cs

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+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
+// See the LICENSE file in the project root for more information.
+
+using BenchmarkDotNet.Attributes;
+using MicroBenchmarks;
+
+namespace System.Reflection
+{
+    [BenchmarkCategory(Categories.Runtime, Categories.Reflection)]
+    public class RuntimeFieldInfo
+    {
+        private static readonly FieldInfo s_fieldInfo = typeof(RuntimeFieldInfoTestClass).GetField(nameof(RuntimeFieldInfoTestClass.Field1));
+
+        [Benchmark]
+        public int GetHashCodeBenchmark()
+        {
+            return s_fieldInfo.GetHashCode();
+        }
+    }
+
+    public class RuntimeFieldInfoTestClass
+    {
+        public int Field1;
+    }
+}

src/benchmarks/micro/runtime/System.Reflection/RuntimeMethodInfo.cs

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+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
+// See the LICENSE file in the project root for more information.
+
+using BenchmarkDotNet.Attributes;
+using MicroBenchmarks;
+
+namespace System.Reflection
+{
+    [BenchmarkCategory(Categories.Runtime, Categories.Reflection)]
+    public class RuntimeMethodInfo
+    {
+        private static readonly MethodInfo s_methodInfo = typeof(RuntimeMethodInfoTestClass).GetMethod(nameof(RuntimeMethodInfoTestClass.Method1));
+
+        [Benchmark]
+        public int GetHashCodeBenchmark()
+        {
+            return s_methodInfo.GetHashCode();
+        }
+    }
+
+    public class RuntimeMethodInfoTestClass
+    {
+        public int Method1() => throw new NotImplementedException();
+    }
+}

src/benchmarks/micro/runtime/System.Reflection/RuntimePropertyInfo.cs

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+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
+// See the LICENSE file in the project root for more information.
+
+using BenchmarkDotNet.Attributes;
+using MicroBenchmarks;
+
+namespace System.Reflection
+{
+    [BenchmarkCategory(Categories.Runtime, Categories.Reflection)]
+    public class RuntimePropertyInfo
+    {
+        private static readonly PropertyInfo s_propertyInfo = typeof(RuntimePropertyInfoTestClass).GetProperty(nameof(RuntimePropertyInfoTestClass.Property1));
+
+        [Benchmark]
+        public int GetHashCodeBenchmark()
+        {
+            return s_propertyInfo.GetHashCode();
+        }
+    }
+
+    public class RuntimePropertyInfoTestClass
+    {
+        public int Property1 { get; set; }
+    }
+}