diff options
Diffstat (limited to 'tests/src/JIT/Directed/pinvoke')
| -rw-r--r-- | tests/src/JIT/Directed/pinvoke/pinvoke-examples.cs | 223 | ||||
| -rw-r--r-- | tests/src/JIT/Directed/pinvoke/pinvoke-examples.csproj | 44 |
2 files changed, 267 insertions, 0 deletions
diff --git a/tests/src/JIT/Directed/pinvoke/pinvoke-examples.cs b/tests/src/JIT/Directed/pinvoke/pinvoke-examples.cs new file mode 100644 index 0000000000..26080d8d71 --- /dev/null +++ b/tests/src/JIT/Directed/pinvoke/pinvoke-examples.cs @@ -0,0 +1,223 @@ +// 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. + +// Test cases showing interaction of inlining and inline pinvoke, +// along with the impact of EH. + +using System; +using System.Runtime.CompilerServices; + + +namespace PInvokeTest +{ + internal class Test + { + [MethodImpl(MethodImplOptions.AggressiveInlining)] + static int AsForceInline() + { + return Environment.ProcessorCount; + } + + static int AsNormalInline() + { + return Environment.ProcessorCount; + } + + [MethodImpl(MethodImplOptions.NoInlining)] + static int AsNoInline() + { + return Environment.ProcessorCount; + } + + static bool FromTryCatch() + { + bool result = false; + try + { + // All pinvokes should be inline, except on x64 + result = (Environment.ProcessorCount == AsNormalInline()); + } + catch (Exception) + { + result = false; + } + return result; + } + + static bool FromTryFinally() + { + bool result = false; + bool result1 = false; + bool result2 = false; + try + { + // All pinvokes should be inline, except on x64 + result1 = (Environment.ProcessorCount == AsNormalInline()); + result2 = (Environment.ProcessorCount == AsNormalInline()); + } + finally + { + result = result1 && result2; + } + return result; + } + + static bool FromTryFinally2() + { + bool result = false; + bool result1 = false; + bool result2 = false; + + try + { + // These two pinvokes should be inline, except on x64 + result1 = (Environment.ProcessorCount == AsNormalInline()); + } + finally + { + // These two pinvokes should *not* be inline (finally) + result2 = (Environment.ProcessorCount == AsNormalInline()); + result = result1 && result2; + } + + return result; + } + + static bool FromTryFinally3() + { + bool result = false; + bool result1 = false; + bool result2 = false; + + try + { + // These two pinvokes should be inline, except on x64 + result1 = (Environment.ProcessorCount == AsNormalInline()); + } + finally + { + try + { + // These two pinvokes should *not* be inline (finally) + result2 = (Environment.ProcessorCount == AsNormalInline()); + } + catch (Exception) + { + result2 = false; + } + + result = result1 && result2; + } + + return result; + } + + [MethodImpl(MethodImplOptions.NoInlining)] + static bool FromInline() + { + // These two pinvokes should be inline + bool result = (Environment.ProcessorCount == AsForceInline()); + return result; + } + + [MethodImpl(MethodImplOptions.NoInlining)] + static bool FromInline2() + { + // These four pinvokes should be inline + bool result1 = (Environment.ProcessorCount == AsNormalInline()); + bool result2 = (Environment.ProcessorCount == AsForceInline()); + return result1 && result2; + } + + [MethodImpl(MethodImplOptions.NoInlining)] + static bool FromNoInline() + { + // The only pinvoke should be inline + bool result = (Environment.ProcessorCount == AsNoInline()); + return result; + } + + [MethodImpl(MethodImplOptions.NoInlining)] + static bool FromNoInline2() + { + // Three pinvokes should be inline + bool result1 = (Environment.ProcessorCount == AsNormalInline()); + bool result2 = (Environment.ProcessorCount == AsNoInline()); + return result1 && result2; + } + + static bool FromFilter() + { + bool result = false; + + try + { + throw new Exception("expected"); + } + // These two pinvokes should *not* be inline (filter) + // + // For the first call the jit won't inline the wrapper, so + // it just calls get_ProcessorCount. + // + // For the second call, the force inline works, and the + // subsequent inline of get_ProcessorCount exposes a call + // to the pinvoke GetProcessorCount. This pinvoke will + // not be inline. + catch (Exception) when (Environment.ProcessorCount == AsForceInline()) + { + result = true; + } + + return result; + } + + static bool FromColdCode() + { + int pc = 0; + bool result1 = false; + bool result2 = false; + + try + { + // This pinvoke should not be inline (cold) + pc = Environment.ProcessorCount; + throw new Exception("expected"); + } + catch (Exception) + { + // These two pinvokes should not be inline (catch) + // + // For the first call the jit won't inline the + // wrapper, so it just calls get_ProcessorCount. + // + // For the second call, the force inline works, and + // the subsequent inline of get_ProcessorCount exposes + // a call to the pinvoke GetProcessorCount. This + // pinvoke will not be inline. + result1 = (pc == Environment.ProcessorCount); + result2 = (pc == AsForceInline()); + } + + return result1 && result2; + } + + private static int Main() + { + bool result = true; + + result &= FromTryCatch(); + result &= FromTryFinally(); + result &= FromTryFinally2(); + result &= FromTryFinally3(); + result &= FromInline(); + result &= FromInline2(); + result &= FromNoInline(); + result &= FromNoInline2(); + result &= FromFilter(); + result &= FromColdCode(); + + return (result ? 100 : -1); + } + } +} diff --git a/tests/src/JIT/Directed/pinvoke/pinvoke-examples.csproj b/tests/src/JIT/Directed/pinvoke/pinvoke-examples.csproj new file mode 100644 index 0000000000..78cf4471fe --- /dev/null +++ b/tests/src/JIT/Directed/pinvoke/pinvoke-examples.csproj @@ -0,0 +1,44 @@ +<?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> + <AssemblyName>$(MSBuildProjectName)</AssemblyName> + <SchemaVersion>2.0</SchemaVersion> + <ProjectGuid>{95DFC527-4DC1-495E-97D7-E94EE1F7140D}</ProjectGuid> + <OutputType>Exe</OutputType> + <AppDesignerFolder>Properties</AppDesignerFolder> + <FileAlignment>512</FileAlignment> + <ProjectTypeGuids>{786C830F-07A1-408B-BD7F-6EE04809D6DB};{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}</ProjectTypeGuids> + <ReferencePath>$(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)|$(Platform)' == 'Release|AnyCPU' "> + </PropertyGroup> + <ItemGroup> + <CodeAnalysisDependentAssemblyPaths Condition=" '$(VS100COMNTOOLS)' != '' " Include="$(VS100COMNTOOLS)..\IDE\PrivateAssemblies"> + <Visible>False</Visible> + </CodeAnalysisDependentAssemblyPaths> + </ItemGroup> + <PropertyGroup> + <DebugType>PdbOnly</DebugType> + </PropertyGroup> + <ItemGroup> + <Compile Include="pinvoke-examples.cs" /> + </ItemGroup> + <ItemGroup> + <Service Include="{82A7F48D-3B50-4B1E-B82E-3ADA8210C358}" /> + </ItemGroup> + <PropertyGroup> + <ProjectJson>$(JitPackagesConfigFileDirectory)minimal\project.json</ProjectJson> + <ProjectLockJson>$(JitPackagesConfigFileDirectory)minimal\project.lock.json</ProjectLockJson> + </PropertyGroup> + <Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.targets))\dir.targets" /> + <PropertyGroup Condition=" '$(MsBuildProjectDirOverride)' != '' "> + </PropertyGroup> +</Project>
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