diff options
Diffstat (limited to 'tests/src/JIT')
| -rw-r--r-- | tests/src/JIT/Regression/JitBlue/GitHub_23199/GitHub_23199.cs | 201 | ||||
| -rw-r--r-- | tests/src/JIT/Regression/JitBlue/GitHub_23199/GitHub_23199.csproj | 49 |
2 files changed, 250 insertions, 0 deletions
diff --git a/tests/src/JIT/Regression/JitBlue/GitHub_23199/GitHub_23199.cs b/tests/src/JIT/Regression/JitBlue/GitHub_23199/GitHub_23199.cs new file mode 100644 index 0000000000..5d4983e320 --- /dev/null +++ b/tests/src/JIT/Regression/JitBlue/GitHub_23199/GitHub_23199.cs @@ -0,0 +1,201 @@ +using System; +using System.Diagnostics; +using System.Runtime.CompilerServices; + +// The test revealed some problems of GCStress infrastructure on platforms with multi reg returns (arm64, amd64 Unix). +// It required GCStress=0xc and GcStressOnDirectCalls=1 to hit issues. The issues were with saving GC pointers in the return registers. +// The GC infra has to correctly mark registers with pointers as alive and must not report registers without pointers. + +#if BIT32 +using nint = System.Int32; +#else +using nint = System.Int64; +#endif + +namespace GitHub_23199 +{ + public class Program + { + [MethodImpl(MethodImplOptions.NoInlining)] + static Object TestCrossgenedReturnWith2PointersStruct() + { + ProcessStartInfo pi = new ProcessStartInfo(); + // pi.Environment calls crossgened HashtableEnumerator::get_Entry returning struct that we need. + Console.WriteLine(pi.Environment.Count); + return pi; + } + + struct TwoPointers + { + public Object a; + public Object b; + } + + [MethodImpl(MethodImplOptions.NoInlining)] + static TwoPointers GetTwoPointersStruct() + { + var a = new TwoPointers(); + a.a = new String("TestTwoPointers"); + a.b = new string("Passed"); + return a; + } + + [MethodImpl(MethodImplOptions.NoInlining)] + static Object TestTwoPointers() + { + var a = GetTwoPointersStruct(); // Report both. + Console.WriteLine(a.a + " " + a.b); + return a; + } + + struct OnePointer + { + public Object a; + } + + [MethodImpl(MethodImplOptions.NoInlining)] + static TwoPointers GetOnePointer() + { + var a = new TwoPointers(); + a.a = new String("TestOnePointer Passed"); + return a; + } + + [MethodImpl(MethodImplOptions.NoInlining)] + static Object TestOnePointer() + { + var a = GetOnePointer(); // Report one. + Console.WriteLine(a.a); + return a; + } + + struct FirstPointer + { + public Object a; + public nint b; + } + + [MethodImpl(MethodImplOptions.NoInlining)] + static FirstPointer GetFirstPointer() + { + var a = new FirstPointer(); + a.a = new String("TestFirstPointer Passed"); + a.b = 100; + return a; + } + + [MethodImpl(MethodImplOptions.NoInlining)] + static Object TestFirstPointer() + { + var a = GetFirstPointer(); // Report the first field, do not report the second. + Console.WriteLine(a.a); + return a; + } + + struct SecondPointer + { + public nint a; + public Object b; + } + + [MethodImpl(MethodImplOptions.NoInlining)] + static SecondPointer GetSecondPointer() + { + var a = new SecondPointer(); + a.a = 100; + a.b = new String("TestSecondPointer Passed"); + return a; + } + + [MethodImpl(MethodImplOptions.NoInlining)] + static Object TestSecondPointer() + { + var a = GetSecondPointer(); // Report the second field, do not report the first. + Console.WriteLine(a.b); + return a; + } + + struct NoPointer1 + { + public nint a; + } + + [MethodImpl(MethodImplOptions.NoInlining)] + static NoPointer1 GetNoPointer1() + { + var a = new NoPointer1(); + a.a = 100; + return a; + } + + [MethodImpl(MethodImplOptions.NoInlining)] + static Object TestNoPointer1() + { + var a = GetNoPointer1(); // Do not report anything. + Console.WriteLine("TestNoPointer1 Passed"); + return a; + } + + struct NoPointer2 + { + public nint a; + public nint b; + } + + [MethodImpl(MethodImplOptions.NoInlining)] + static NoPointer2 GetNoPointer2() + { + var a = new NoPointer2(); + a.a = 100; + a.b = 100; + return a; + } + + [MethodImpl(MethodImplOptions.NoInlining)] + static Object TestNoPointer2() + { + NoPointer2 a = GetNoPointer2(); // Do not report anything. + Console.WriteLine("TestNoPointer2 Passed"); + return a; + } + + struct ThirdPointer + { + public nint a; + public nint b; + public Object c; + } + + [MethodImpl(MethodImplOptions.NoInlining)] + static ThirdPointer GetThirdPointer() + { + var a = new ThirdPointer(); + a.a = 100; + a.b = 100; + a.c = new String("TestThirdPointer Passed"); + return a; + } + + [MethodImpl(MethodImplOptions.NoInlining)] + static Object TestThirdPointer() + { + ThirdPointer a = GetThirdPointer(); // Do not return in registers. + Console.WriteLine(a.c); + return a; + } + + + static int Main(string[] args) + { + TestCrossgenedReturnWith2PointersStruct(); + TestTwoPointers(); + TestOnePointer(); + TestFirstPointer(); + TestSecondPointer(); + TestNoPointer1(); + TestNoPointer2(); + TestThirdPointer(); + return 100; + } + } +} diff --git a/tests/src/JIT/Regression/JitBlue/GitHub_23199/GitHub_23199.csproj b/tests/src/JIT/Regression/JitBlue/GitHub_23199/GitHub_23199.csproj new file mode 100644 index 0000000000..273893797e --- /dev/null +++ b/tests/src/JIT/Regression/JitBlue/GitHub_23199/GitHub_23199.csproj @@ -0,0 +1,49 @@ +<?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> + <ProjectTypeGuids>{786C830F-07A1-408B-BD7F-6EE04809D6DB};{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}</ProjectTypeGuids> + <SolutionDir Condition="$(SolutionDir) == '' Or $(SolutionDir) == '*Undefined*'">..\..\</SolutionDir> + <CLRTestPriority>1</CLRTestPriority> + </PropertyGroup> + <PropertyGroup Condition=" '$(PointerSize)' == '32' "> + <DefineConstants>BIT32;$(DefineConstants)</DefineConstants> + </PropertyGroup> + <!-- Default configurations to help VS understand the configurations --> + <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|AnyCPU' "></PropertyGroup> + <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Release|AnyCPU' " /> + <ItemGroup> + <CodeAnalysisDependentAssemblyPaths Condition=" '$(VS100COMNTOOLS)' != '' " Include="$(VS100COMNTOOLS)..\IDE\PrivateAssemblies"> + <Visible>False</Visible> + </CodeAnalysisDependentAssemblyPaths> + </ItemGroup> + <PropertyGroup> + <DebugType>None</DebugType> + <Optimize>True</Optimize> + </PropertyGroup> + <ItemGroup> + <Service Include="{82A7F48D-3B50-4B1E-B82E-3ADA8210C358}" /> + </ItemGroup> + <PropertyGroup> + <CLRTestBatchPreCommands><![CDATA[ +$(CLRTestBatchPreCommands) +set COMPlus_GcStressOnDirectCalls=1 +set COMPlus_GcStress=0xc +]]></CLRTestBatchPreCommands> + <BashCLRTestPreCommands><![CDATA[ +$(BashCLRTestPreCommands) +export COMPlus_GcStressOnDirectCalls=1 +export COMPlus_GcStress=0xc +]]></BashCLRTestPreCommands> + </PropertyGroup> + <ItemGroup> + <Compile Include="$(MSBuildProjectName).cs" /> + </ItemGroup> + <Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.targets))\dir.targets" /> + <PropertyGroup Condition=" '$(MsBuildProjectDirOverride)' != '' "></PropertyGroup> +</Project> |