More integer benchmarks for the jit

Adds Array2, IniArray, LogicArray, Midpoint, MulMatrix.

10 files changed, 721 insertions, 0 deletions

diff --git a/tests/src/JIT/Performance/CodeQuality/BenchI/Array2/Array2.cs b/tests/src/JIT/Performance/CodeQuality/BenchI/Array2/Array2.cs
new file mode 100644
index 0000000000..6cfbe35fe7
--- /dev/null
+++ b/tests/src/JIT/Performance/CodeQuality/BenchI/Array2/Array2.cs
@@ -0,0 +1,99 @@
+// Copyright (c) Microsoft. All rights reserved.
+// Licensed under the MIT license. See LICENSE file in the project root for full license information.
+//
+
+using Microsoft.Xunit.Performance;
+using System;
+using System.Runtime.CompilerServices;
+using Xunit;
+
+[assembly: OptimizeForBenchmarks]
+[assembly: MeasureInstructionsRetired]
+
+public static class Array2
+{
+
+#if DEBUG
+    public const int Iterations = 1;
+#else
+    public const int Iterations = 500000;
+#endif
+
+    static T[][][] AllocArray<T>(int n1, int n2, int n3) {
+        T[][][] a = new T[n1][][];
+        for (int i = 0; i < n1; ++i) {
+            a[i] = new T[n2][];
+            for (int j = 0; j < n2; j++) {
+                a[i][j] = new T[n3];
+            }
+        }
+
+        return a;
+    }
+
+    static void Initialize(int[][][] s) {
+        for (int i = 0; i < 10; i++) {
+            for (int j = 0; j < 10; j++) {
+                for (int k = 0; k < 10; k++) {
+                    s[i][j][k] = (2 * i) - (3 * j) + (5 * k);
+                }
+            }
+        }
+    }
+
+    static bool VerifyCopy(int[][][] s, int[][][] d) {
+        for (int i = 0; i < 10; i++) {
+            for (int j = 0; j < 10; j++) {
+                for (int k = 0; k < 10; k++) {
+                    if (s[i][j][k] != d[i][j][k]) {
+                        return false;
+                    }
+                }
+            }
+        }
+
+        return true;
+    }
+
+    [MethodImpl(MethodImplOptions.NoInlining)]
+    static bool Bench(int loop) {
+
+        int[][][] s = AllocArray<int>(10, 10, 10);
+        int[][][] d = AllocArray<int>(10, 10, 10);
+
+        Initialize(s);
+
+        for (; loop != 0; loop--) {
+            for (int i = 0; i < 10; i++) {
+                for (int j = 0; j < 10; j++) {
+                    for (int k = 0; k < 10; k++) {
+                        d[i][j][k] = s[i][j][k];
+                    }
+                }
+            }
+        }
+
+        bool result = VerifyCopy(s, d);
+        
+        return result;
+    }
+
+    [Benchmark]
+    public static void Test() {
+        foreach (var iteration in Benchmark.Iterations) {
+            using (iteration.StartMeasurement()) {
+                Bench(Iterations);
+            }
+        }
+    }
+
+    static bool TestBase() {
+        bool result = Bench(Iterations);
+        return result;
+    }
+    
+    public static int Main() {
+        bool result = TestBase();
+        return (result ? 100 : -1);
+    }
+}
diff --git a/tests/src/JIT/Performance/CodeQuality/BenchI/Array2/Array2.csproj b/tests/src/JIT/Performance/CodeQuality/BenchI/Array2/Array2.csproj
new file mode 100644
index 0000000000..33a057d19a
--- /dev/null
+++ b/tests/src/JIT/Performance/CodeQuality/BenchI/Array2/Array2.csproj
@@ -0,0 +1,45 @@
+<?xml version="1.0" encoding="utf-8"?>
+<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+  <Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
+  <PropertyGroup>
+    <Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
+    <Platform Condition=" '$(Platform)' == '' ">AnyCPU</Platform>
+    <SchemaVersion>2.0</SchemaVersion>
+    <ProjectGuid>{95DFC527-4DC1-495E-97D7-E94EE1F7140D}</ProjectGuid>
+    <OutputType>Exe</OutputType>
+    <AppDesignerFolder>Properties</AppDesignerFolder>
+    <FileAlignment>512</FileAlignment>
+    <ProjectTypeGuids>{786C830F-07A1-408B-BD7F-6EE04809D6DB};{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}</ProjectTypeGuids>
+    <ReferencePath>$(ProgramFiles)\Common Files\microsoft shared\VSTT\11.0\UITestExtensionPackages</ReferencePath>
+    <SolutionDir Condition="$(SolutionDir) == '' Or $(SolutionDir) == '*Undefined*'">..\..\</SolutionDir>
+    <NuGetPackageImportStamp>7a9bfb7d</NuGetPackageImportStamp>
+  </PropertyGroup>
+  <!-- Default configurations to help VS understand the configurations -->
+  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|AnyCPU' ">
+  </PropertyGroup>
+  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Release|AnyCPU' ">
+    <DebugType>pdbonly</DebugType>
+    <Optimize>true</Optimize>
+  </PropertyGroup>
+  <ItemGroup>
+    <CodeAnalysisDependentAssemblyPaths Condition=" '$(VS100COMNTOOLS)' != '' " Include="$(VS100COMNTOOLS)..\IDE\PrivateAssemblies">
+      <Visible>False</Visible>
+    </CodeAnalysisDependentAssemblyPaths>
+  </ItemGroup>
+  <ItemGroup>
+    <None Include="$(JitPackagesConfigFileDirectory)benchmark\project.json" />
+  </ItemGroup>
+  <ItemGroup>
+    <Service Include="{82A7F48D-3B50-4B1E-B82E-3ADA8210C358}" />
+  </ItemGroup>
+  <ItemGroup>
+    <Compile Include="Array2.cs" />
+  </ItemGroup>
+  <PropertyGroup>
+    <ProjectJson>$(JitPackagesConfigFileDirectory)benchmark\project.json</ProjectJson>
+    <ProjectLockJson>$(JitPackagesConfigFileDirectory)benchmark\project.lock.json</ProjectLockJson>
+  </PropertyGroup>
+  <Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.targets))\dir.targets" />
+  <PropertyGroup Condition=" '$(MsBuildProjectDirOverride)' != '' ">
+  </PropertyGroup>
+</Project>
diff --git a/tests/src/JIT/Performance/CodeQuality/BenchI/IniArray/IniArray.cs b/tests/src/JIT/Performance/CodeQuality/BenchI/IniArray/IniArray.cs
new file mode 100644
index 0000000000..55c8b9ab41
--- /dev/null
+++ b/tests/src/JIT/Performance/CodeQuality/BenchI/IniArray/IniArray.cs
@@ -0,0 +1,59 @@
+// Copyright (c) Microsoft. All rights reserved.
+// Licensed under the MIT license. See LICENSE file in the project root for full license information.
+//
+
+using Microsoft.Xunit.Performance;
+using System;
+using System.Runtime.CompilerServices;
+using Xunit;
+
+[assembly: OptimizeForBenchmarks]
+[assembly: MeasureInstructionsRetired]
+
+public static class IniArray
+{
+
+#if DEBUG
+    public const int Iterations = 1;
+#else
+    public const int Iterations = 10000000;
+#endif
+
+    const int Allotted = 16;
+    static volatile object VolatileObject;
+
+    static void Escape(object obj) {
+        VolatileObject = obj;
+    }
+
+    [MethodImpl(MethodImplOptions.NoInlining)]
+    static bool Bench() {
+        char[] workarea = new char[Allotted];
+        for (int i = 0; i < Iterations; i++) {
+            for (int j = 0; j < Allotted; j++) {
+                workarea[j] = ' ';
+            }
+        }
+        Escape(workarea);
+        return true;
+    }
+
+    [Benchmark]
+    public static void Test() {
+        foreach (var iteration in Benchmark.Iterations) {
+            using (iteration.StartMeasurement()) {
+                Bench();
+            }
+        }
+    }
+
+    static bool TestBase() {
+        bool result = Bench();
+        return result;
+    }
+    
+    public static int Main() {
+        bool result = TestBase();
+        return (result ? 100 : -1);
+    }
+}
diff --git a/tests/src/JIT/Performance/CodeQuality/BenchI/IniArray/IniArray.csproj b/tests/src/JIT/Performance/CodeQuality/BenchI/IniArray/IniArray.csproj
new file mode 100644
index 0000000000..4cdbdea375
--- /dev/null
+++ b/tests/src/JIT/Performance/CodeQuality/BenchI/IniArray/IniArray.csproj
@@ -0,0 +1,45 @@
+<?xml version="1.0" encoding="utf-8"?>
+<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+  <Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
+  <PropertyGroup>
+    <Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
+    <Platform Condition=" '$(Platform)' == '' ">AnyCPU</Platform>
+    <SchemaVersion>2.0</SchemaVersion>
+    <ProjectGuid>{95DFC527-4DC1-495E-97D7-E94EE1F7140D}</ProjectGuid>
+    <OutputType>Exe</OutputType>
+    <AppDesignerFolder>Properties</AppDesignerFolder>
+    <FileAlignment>512</FileAlignment>
+    <ProjectTypeGuids>{786C830F-07A1-408B-BD7F-6EE04809D6DB};{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}</ProjectTypeGuids>
+    <ReferencePath>$(ProgramFiles)\Common Files\microsoft shared\VSTT\11.0\UITestExtensionPackages</ReferencePath>
+    <SolutionDir Condition="$(SolutionDir) == '' Or $(SolutionDir) == '*Undefined*'">..\..\</SolutionDir>
+    <NuGetPackageImportStamp>7a9bfb7d</NuGetPackageImportStamp>
+  </PropertyGroup>
+  <!-- Default configurations to help VS understand the configurations -->
+  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|AnyCPU' ">
+  </PropertyGroup>
+  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Release|AnyCPU' ">
+    <DebugType>pdbonly</DebugType>
+    <Optimize>true</Optimize>
+  </PropertyGroup>
+  <ItemGroup>
+    <CodeAnalysisDependentAssemblyPaths Condition=" '$(VS100COMNTOOLS)' != '' " Include="$(VS100COMNTOOLS)..\IDE\PrivateAssemblies">
+      <Visible>False</Visible>
+    </CodeAnalysisDependentAssemblyPaths>
+  </ItemGroup>
+  <ItemGroup>
+    <None Include="$(JitPackagesConfigFileDirectory)benchmark\project.json" />
+  </ItemGroup>
+  <ItemGroup>
+    <Service Include="{82A7F48D-3B50-4B1E-B82E-3ADA8210C358}" />
+  </ItemGroup>
+  <ItemGroup>
+    <Compile Include="IniArray.cs" />
+  </ItemGroup>
+  <PropertyGroup>
+    <ProjectJson>$(JitPackagesConfigFileDirectory)benchmark\project.json</ProjectJson>
+    <ProjectLockJson>$(JitPackagesConfigFileDirectory)benchmark\project.lock.json</ProjectLockJson>
+  </PropertyGroup>
+  <Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.targets))\dir.targets" />
+  <PropertyGroup Condition=" '$(MsBuildProjectDirOverride)' != '' ">
+  </PropertyGroup>
+</Project>
diff --git a/tests/src/JIT/Performance/CodeQuality/BenchI/LogicArray/LogicArray.cs b/tests/src/JIT/Performance/CodeQuality/BenchI/LogicArray/LogicArray.cs
new file mode 100644
index 0000000000..22bf13a960
--- /dev/null
+++ b/tests/src/JIT/Performance/CodeQuality/BenchI/LogicArray/LogicArray.cs
@@ -0,0 +1,96 @@
+// Copyright (c) Microsoft. All rights reserved.
+// Licensed under the MIT license. See LICENSE file in the project root for full license information.
+//
+
+using Microsoft.Xunit.Performance;
+using System;
+using System.Runtime.CompilerServices;
+using Xunit;
+
+[assembly: OptimizeForBenchmarks]
+[assembly: MeasureInstructionsRetired]
+
+public static class LogicArray
+{
+
+#if DEBUG
+    public const int Iterations = 1;
+#else
+    public const int Iterations = 3000;
+#endif
+
+    const int ArraySize = 50;
+
+    struct Workarea
+    {
+        public int X;
+        public int[][] A;
+    }
+
+    static T[][] AllocArray<T>(int n1, int n2) {
+        T[][] a = new T[n1][];
+        for (int i = 0; i < n1; ++i) {
+            a[i] = new T[n2];
+        }
+        return a;
+    }
+
+    static bool Inner(ref Workarea cmn) {
+        int i, j, k;
+        cmn.X = 0;
+        for (i = 1; i <= 50; i++) {
+            for (j = 1; j <= 50; j++) {
+                cmn.A[i][j] = 1;
+            }
+        }
+        for (k = 1; k <= 50; k++) {
+            for (j = 1; j <= 50; j++) {
+                i = 1;
+                do {
+                    cmn.X = cmn.X | cmn.A[i][j] & cmn.A[i + 1][k];
+                    i = i + 2;
+                } while (i <= 50);
+            }
+        }
+        if (cmn.X != 1) {
+            return false;
+        }
+        else {
+            return true;
+        }
+    }
+
+    [MethodImpl(MethodImplOptions.NoInlining)]
+    static bool Bench() {
+        Workarea cmn = new Workarea();
+        cmn.X = 0;
+        cmn.A = AllocArray<int>(51, 51);
+        for (int n = 1; n <= Iterations; n++) {
+            bool result = Inner(ref cmn);
+            if (!result) {
+                return false;
+            }
+        }
+
+        return true;
+    }
+
+    [Benchmark]
+    public static void Test() {
+        foreach (var iteration in Benchmark.Iterations) {
+            using (iteration.StartMeasurement()) {
+                Bench();
+            }
+        }
+    }
+
+    static bool TestBase() {
+        bool result = Bench();
+        return result;
+    }
+    
+    public static int Main() {
+        bool result = TestBase();
+        return (result ? 100 : -1);
+    }
+}
diff --git a/tests/src/JIT/Performance/CodeQuality/BenchI/LogicArray/LogicArray.csproj b/tests/src/JIT/Performance/CodeQuality/BenchI/LogicArray/LogicArray.csproj
new file mode 100644
index 0000000000..1f458391ef
--- /dev/null
+++ b/tests/src/JIT/Performance/CodeQuality/BenchI/LogicArray/LogicArray.csproj
@@ -0,0 +1,45 @@
+<?xml version="1.0" encoding="utf-8"?>
+<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+  <Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
+  <PropertyGroup>
+    <Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
+    <Platform Condition=" '$(Platform)' == '' ">AnyCPU</Platform>
+    <SchemaVersion>2.0</SchemaVersion>
+    <ProjectGuid>{95DFC527-4DC1-495E-97D7-E94EE1F7140D}</ProjectGuid>
+    <OutputType>Exe</OutputType>
+    <AppDesignerFolder>Properties</AppDesignerFolder>
+    <FileAlignment>512</FileAlignment>
+    <ProjectTypeGuids>{786C830F-07A1-408B-BD7F-6EE04809D6DB};{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}</ProjectTypeGuids>
+    <ReferencePath>$(ProgramFiles)\Common Files\microsoft shared\VSTT\11.0\UITestExtensionPackages</ReferencePath>
+    <SolutionDir Condition="$(SolutionDir) == '' Or $(SolutionDir) == '*Undefined*'">..\..\</SolutionDir>
+    <NuGetPackageImportStamp>7a9bfb7d</NuGetPackageImportStamp>
+  </PropertyGroup>
+  <!-- Default configurations to help VS understand the configurations -->
+  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|AnyCPU' ">
+  </PropertyGroup>
+  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Release|AnyCPU' ">
+    <DebugType>pdbonly</DebugType>
+    <Optimize>true</Optimize>
+  </PropertyGroup>
+  <ItemGroup>
+    <CodeAnalysisDependentAssemblyPaths Condition=" '$(VS100COMNTOOLS)' != '' " Include="$(VS100COMNTOOLS)..\IDE\PrivateAssemblies">
+      <Visible>False</Visible>
+    </CodeAnalysisDependentAssemblyPaths>
+  </ItemGroup>
+  <ItemGroup>
+    <None Include="$(JitPackagesConfigFileDirectory)benchmark\project.json" />
+  </ItemGroup>
+  <ItemGroup>
+    <Service Include="{82A7F48D-3B50-4B1E-B82E-3ADA8210C358}" />
+  </ItemGroup>
+  <ItemGroup>
+    <Compile Include="LogicArray.cs" />
+  </ItemGroup>
+  <PropertyGroup>
+    <ProjectJson>$(JitPackagesConfigFileDirectory)benchmark\project.json</ProjectJson>
+    <ProjectLockJson>$(JitPackagesConfigFileDirectory)benchmark\project.lock.json</ProjectLockJson>
+  </PropertyGroup>
+  <Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.targets))\dir.targets" />
+  <PropertyGroup Condition=" '$(MsBuildProjectDirOverride)' != '' ">
+  </PropertyGroup>
+</Project>
diff --git a/tests/src/JIT/Performance/CodeQuality/BenchI/Midpoint/Midpoint.cs b/tests/src/JIT/Performance/CodeQuality/BenchI/Midpoint/Midpoint.cs
new file mode 100644
index 0000000000..eac8f25c2f
--- /dev/null
+++ b/tests/src/JIT/Performance/CodeQuality/BenchI/Midpoint/Midpoint.cs
@@ -0,0 +1,103 @@
+// Copyright (c) Microsoft. All rights reserved.
+// Licensed under the MIT license. See LICENSE file in the project root for full license information.
+//
+
+using Microsoft.Xunit.Performance;
+using System;
+using System.Runtime.CompilerServices;
+using Xunit;
+
+[assembly: OptimizeForBenchmarks]
+[assembly: MeasureInstructionsRetired]
+
+public static class Midpoint
+{
+
+#if DEBUG
+    public const int Iterations = 1;
+#else
+    public const int Iterations = 70000;
+#endif
+
+    static T[][] AllocArray<T>(int n1, int n2) {
+        T[][] a = new T[n1][];
+        for (int i = 0; i < n1; ++i) {
+            a[i] = new T[n2];
+        }
+        return a;
+    }
+
+    static int Inner(ref int x, ref int y, ref int z) {
+        int mid;
+
+        if (x < y) {
+            if (y < z) {
+                mid = y;
+            }
+            else {
+                if (x < z) {
+                    mid = z;
+                }
+                else {
+                    mid = x;
+                }
+            }
+        }
+        else {
+            if (x < z) {
+                mid = x;
+            }
+            else {
+                if (y < z) {
+                    mid = z;
+                }
+                else {
+                    mid = y;
+                }
+            }
+        }
+
+        return (mid);
+    }
+
+    [MethodImpl(MethodImplOptions.NoInlining)]
+    static bool Bench() {
+        int[][] a = AllocArray<int>(2001, 4);
+        int[] mid = new int[2001];
+        int j = 99999;
+
+        for (int i = 1; i <= 2000; i++) {
+            a[i][1] = j & 32767;
+            a[i][2] = (j + 11111) & 32767;
+            a[i][3] = (j + 22222) & 32767;
+            j = j + 33333;
+        }
+
+        for (int k = 1; k <= Iterations; k++) {
+            for (int l = 1; l <= 2000; l++) {
+                mid[l] = Inner(ref a[l][1], ref a[l][2], ref a[l][3]);
+            }
+        }
+
+        return (mid[2000] == 17018);
+    }
+
+    [Benchmark]
+    public static void Test() {
+        foreach (var iteration in Benchmark.Iterations) {
+            using (iteration.StartMeasurement()) {
+                Bench();
+            }
+        }
+    }
+
+    static bool TestBase() {
+        bool result = Bench();
+        return result;
+    }
+    
+    public static int Main() {
+        bool result = TestBase();
+        return (result ? 100 : -1);
+    }
+}
diff --git a/tests/src/JIT/Performance/CodeQuality/BenchI/Midpoint/Midpoint.csproj b/tests/src/JIT/Performance/CodeQuality/BenchI/Midpoint/Midpoint.csproj
new file mode 100644
index 0000000000..f0e3554950
--- /dev/null
+++ b/tests/src/JIT/Performance/CodeQuality/BenchI/Midpoint/Midpoint.csproj
@@ -0,0 +1,45 @@
+<?xml version="1.0" encoding="utf-8"?>
+<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+  <Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
+  <PropertyGroup>
+    <Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
+    <Platform Condition=" '$(Platform)' == '' ">AnyCPU</Platform>
+    <SchemaVersion>2.0</SchemaVersion>
+    <ProjectGuid>{95DFC527-4DC1-495E-97D7-E94EE1F7140D}</ProjectGuid>
+    <OutputType>Exe</OutputType>
+    <AppDesignerFolder>Properties</AppDesignerFolder>
+    <FileAlignment>512</FileAlignment>
+    <ProjectTypeGuids>{786C830F-07A1-408B-BD7F-6EE04809D6DB};{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}</ProjectTypeGuids>
+    <ReferencePath>$(ProgramFiles)\Common Files\microsoft shared\VSTT\11.0\UITestExtensionPackages</ReferencePath>
+    <SolutionDir Condition="$(SolutionDir) == '' Or $(SolutionDir) == '*Undefined*'">..\..\</SolutionDir>
+    <NuGetPackageImportStamp>7a9bfb7d</NuGetPackageImportStamp>
+  </PropertyGroup>
+  <!-- Default configurations to help VS understand the configurations -->
+  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|AnyCPU' ">
+  </PropertyGroup>
+  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Release|AnyCPU' ">
+    <DebugType>pdbonly</DebugType>
+    <Optimize>true</Optimize>
+  </PropertyGroup>
+  <ItemGroup>
+    <CodeAnalysisDependentAssemblyPaths Condition=" '$(VS100COMNTOOLS)' != '' " Include="$(VS100COMNTOOLS)..\IDE\PrivateAssemblies">
+      <Visible>False</Visible>
+    </CodeAnalysisDependentAssemblyPaths>
+  </ItemGroup>
+  <ItemGroup>
+    <None Include="$(JitPackagesConfigFileDirectory)benchmark\project.json" />
+  </ItemGroup>
+  <ItemGroup>
+    <Service Include="{82A7F48D-3B50-4B1E-B82E-3ADA8210C358}" />
+  </ItemGroup>
+  <ItemGroup>
+    <Compile Include="Midpoint.cs" />
+  </ItemGroup>
+  <PropertyGroup>
+    <ProjectJson>$(JitPackagesConfigFileDirectory)benchmark\project.json</ProjectJson>
+    <ProjectLockJson>$(JitPackagesConfigFileDirectory)benchmark\project.lock.json</ProjectLockJson>
+  </PropertyGroup>
+  <Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.targets))\dir.targets" />
+  <PropertyGroup Condition=" '$(MsBuildProjectDirOverride)' != '' ">
+  </PropertyGroup>
+</Project>
diff --git a/tests/src/JIT/Performance/CodeQuality/BenchI/MulMatrix/MulMatrix.cs b/tests/src/JIT/Performance/CodeQuality/BenchI/MulMatrix/MulMatrix.cs
new file mode 100644
index 0000000000..b4275b62e4
--- /dev/null
+++ b/tests/src/JIT/Performance/CodeQuality/BenchI/MulMatrix/MulMatrix.cs
@@ -0,0 +1,139 @@
+// Copyright (c) Microsoft. All rights reserved.
+// Licensed under the MIT license. See LICENSE file in the project root for full license information.
+//
+
+using Microsoft.Xunit.Performance;
+using System;
+using System.Runtime.CompilerServices;
+using Xunit;
+
+[assembly: OptimizeForBenchmarks]
+[assembly: MeasureInstructionsRetired]
+
+public static class MulMatrix
+{
+
+#if DEBUG
+    public const int Iterations = 1;
+#else
+    public const int Iterations = 100;
+#endif
+    
+    const int Size = 75;
+    static volatile object VolatileObject;
+
+    static void Escape(object obj) {
+        VolatileObject = obj;
+    }
+
+    static T[][] AllocArray<T>(int n1, int n2) {
+        T[][] a = new T[n1][];
+        for (int i = 0; i < n1; ++i) {
+            a[i] = new T[n2];
+        }
+        return a;
+    }
+
+    static void Inner(int[][] a, int[][] b, int[][] c) {
+
+        int i, j, k, l;
+
+        // setup
+        for (j = 0; j < Size; j++) {
+            for (i = 0; i < Size; i++) {
+                a[i][j] = i;
+                b[i][j] = 2 * j;
+                c[i][j] = a[i][j] + b[i][j];
+            }
+        }
+
+        // jkl
+        for (j = 0; j < Size; j++) {
+            for (k = 0; k < Size; k++) {
+                for (l = 0; l < Size; l++) {
+                    c[j][k] += a[j][l] * b[l][k];
+                }
+            }
+        }
+
+        // jlk
+        for (j = 0; j < Size; j++) {
+            for (l = 0; l < Size; l++) {
+                for (k = 0; k < Size; k++) {
+                    c[j][k] += a[j][l] * b[l][k];
+                }
+            }
+        }
+
+        // kjl
+        for (k = 0; k < Size; k++) {
+            for (j = 0; j < Size; j++) {
+                for (l = 0; l < Size; l++) {
+                    c[j][k] += a[j][l] * b[l][k];
+                }
+            }
+        }
+
+        // klj
+        for (k = 0; k < Size; k++) {
+            for (l = 0; l < Size; l++) {
+                for (j = 0; j < Size; j++) {
+                    c[j][k] += a[j][l] * b[l][k];
+                }
+            }
+        }
+
+        // ljk
+        for (l = 0; l < Size; l++) {
+            for (j = 0; j < Size; j++) {
+                for (k = 0; k < Size; k++) {
+                    c[j][k] += a[j][l] * b[l][k];
+                }
+            }
+        }
+
+        // lkj
+        for (l = 0; l < Size; l++) {
+            for (k = 0; k < Size; k++) {
+                for (j = 0; j < Size; j++) {
+                    c[j][k] += a[j][l] * b[l][k];
+                }
+            }
+        }
+
+        return;
+    }
+
+    [MethodImpl(MethodImplOptions.NoInlining)]
+    static bool Bench() {
+        int[][] a = AllocArray<int>(Size, Size);
+        int[][] b = AllocArray<int>(Size, Size);
+        int[][] c = AllocArray<int>(Size, Size);
+
+        for (int i = 0; i < Iterations; ++i) {
+            Inner(a, b, c);
+        }
+
+        Escape(c);
+        return true;
+    }
+
+    [Benchmark]
+    public static void Test() {
+        foreach (var iteration in Benchmark.Iterations) {
+            using (iteration.StartMeasurement()) {
+                Bench();
+            }
+        }
+    }
+
+    static bool TestBase() {
+        bool result = Bench();
+        return result;
+    }
+    
+    public static int Main() {
+        bool result = TestBase();
+        return (result ? 100 : -1);
+    }
+}
diff --git a/tests/src/JIT/Performance/CodeQuality/BenchI/MulMatrix/MulMatrix.csproj b/tests/src/JIT/Performance/CodeQuality/BenchI/MulMatrix/MulMatrix.csproj
new file mode 100644
index 0000000000..441c2f2f09
--- /dev/null
+++ b/tests/src/JIT/Performance/CodeQuality/BenchI/MulMatrix/MulMatrix.csproj
@@ -0,0 +1,45 @@
+<?xml version="1.0" encoding="utf-8"?>
+<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+  <Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
+  <PropertyGroup>
+    <Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
+    <Platform Condition=" '$(Platform)' == '' ">AnyCPU</Platform>
+    <SchemaVersion>2.0</SchemaVersion>
+    <ProjectGuid>{95DFC527-4DC1-495E-97D7-E94EE1F7140D}</ProjectGuid>
+    <OutputType>Exe</OutputType>
+    <AppDesignerFolder>Properties</AppDesignerFolder>
+    <FileAlignment>512</FileAlignment>
+    <ProjectTypeGuids>{786C830F-07A1-408B-BD7F-6EE04809D6DB};{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}</ProjectTypeGuids>
+    <ReferencePath>$(ProgramFiles)\Common Files\microsoft shared\VSTT\11.0\UITestExtensionPackages</ReferencePath>
+    <SolutionDir Condition="$(SolutionDir) == '' Or $(SolutionDir) == '*Undefined*'">..\..\</SolutionDir>
+    <NuGetPackageImportStamp>7a9bfb7d</NuGetPackageImportStamp>
+  </PropertyGroup>
+  <!-- Default configurations to help VS understand the configurations -->
+  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|AnyCPU' ">
+  </PropertyGroup>
+  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Release|AnyCPU' ">
+    <DebugType>pdbonly</DebugType>
+    <Optimize>true</Optimize>
+  </PropertyGroup>
+  <ItemGroup>
+    <CodeAnalysisDependentAssemblyPaths Condition=" '$(VS100COMNTOOLS)' != '' " Include="$(VS100COMNTOOLS)..\IDE\PrivateAssemblies">
+      <Visible>False</Visible>
+    </CodeAnalysisDependentAssemblyPaths>
+  </ItemGroup>
+  <ItemGroup>
+    <None Include="$(JitPackagesConfigFileDirectory)benchmark\project.json" />
+  </ItemGroup>
+  <ItemGroup>
+    <Service Include="{82A7F48D-3B50-4B1E-B82E-3ADA8210C358}" />
+  </ItemGroup>
+  <ItemGroup>
+    <Compile Include="MulMatrix.cs" />
+  </ItemGroup>
+  <PropertyGroup>
+    <ProjectJson>$(JitPackagesConfigFileDirectory)benchmark\project.json</ProjectJson>
+    <ProjectLockJson>$(JitPackagesConfigFileDirectory)benchmark\project.lock.json</ProjectLockJson>
+  </PropertyGroup>
+  <Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.targets))\dir.targets" />
+  <PropertyGroup Condition=" '$(MsBuildProjectDirOverride)' != '' ">
+  </PropertyGroup>
+</Project>