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author | Brian Sullivan <briansul@microsoft.com> | 2018-07-19 17:56:34 -0700 |
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committer | Brian Sullivan <briansul@microsoft.com> | 2018-07-19 17:56:34 -0700 |
commit | 47c14791537dde3df844f17a4b0adb167057f08c (patch) | |
tree | 433972604f21e5b9f18b102fb3a511ce254d78b6 /tests/src/JIT/Regression/JitBlue/GitHub_19022 | |
parent | 21ade50e57e1f61fb7a1a4970adba12d72ec72f7 (diff) | |
download | coreclr-47c14791537dde3df844f17a4b0adb167057f08c.tar.gz coreclr-47c14791537dde3df844f17a4b0adb167057f08c.tar.bz2 coreclr-47c14791537dde3df844f17a4b0adb167057f08c.zip |
Fixes issue 19022
The SIMD types need to use the struct path when we are building
the zero-initializations in fgMorphRecursiveFastTailCallIntoLoop
Diffstat (limited to 'tests/src/JIT/Regression/JitBlue/GitHub_19022')
-rw-r--r-- | tests/src/JIT/Regression/JitBlue/GitHub_19022/GitHub_19022.cs | 81 | ||||
-rw-r--r-- | tests/src/JIT/Regression/JitBlue/GitHub_19022/GitHub_19022.csproj | 34 |
2 files changed, 115 insertions, 0 deletions
diff --git a/tests/src/JIT/Regression/JitBlue/GitHub_19022/GitHub_19022.cs b/tests/src/JIT/Regression/JitBlue/GitHub_19022/GitHub_19022.cs new file mode 100644 index 0000000000..cd4593256b --- /dev/null +++ b/tests/src/JIT/Regression/JitBlue/GitHub_19022/GitHub_19022.cs @@ -0,0 +1,81 @@ +using System; +using System.Numerics; + +namespace JitCrashPOC +{ + class Program + { + static public int s_res; + + static int Main(string[] args) + { + var map = new ItemRunner(); + + s_res = 0; + map.UpdateItem(0,10); + + if (s_res == 300) + { + Console.WriteLine("Passed"); + return 100; + } + else + { + Console.WriteLine("Failed"); + return 101; + } + } + } + + class Item + { + public Vector3 _Position = new Vector3(0.0f, 0.0f, 0.0f); + } + + class ItemRunner + { + public ItemRunner() + { + for (int i = 0; i < _Pool.Length; ++i) { _Pool[i] = new Item(); } + } + + private const float _LenghtZ = 1000.0f; + + private static readonly Vector3 _Start = new Vector3(0.0f, -1021.7f, -3451.3f); + private static readonly Vector3 _Slope = new Vector3(0.0f, 0.286f, 0.958f); + + private Item[] _Pool = new Item[30]; + + private Item _LastGenerated; + + + // This method qualifies for the optimization: + // fgMorphRecursiveFastTailCallIntoLoop : Transform a recursive fast tail call into a loop. + // + // It also has a Vector3 TYP_SIMD12 local variable that needs initializtion across the tailcall-loop + // The JIT was asserting or crashing when dealing with this case + // + public void UpdateItem(float fDelta, int depth) + { + if (depth == 0) + { + return; + } + + Vector3 vDelta; + + for (int i = 0; i < _Pool.Length; i++) + { + vDelta = _Slope * fDelta; + + if (_LastGenerated != null) _Pool[i]._Position = _LastGenerated._Position - _Slope * _LenghtZ; + else _Pool[i]._Position = _Start - vDelta; + + _LastGenerated = _Pool[i]; + Program.s_res++; + } + + UpdateItem(0, depth-1); + } + } +} diff --git a/tests/src/JIT/Regression/JitBlue/GitHub_19022/GitHub_19022.csproj b/tests/src/JIT/Regression/JitBlue/GitHub_19022/GitHub_19022.csproj new file mode 100644 index 0000000000..95aba995a2 --- /dev/null +++ b/tests/src/JIT/Regression/JitBlue/GitHub_19022/GitHub_19022.csproj @@ -0,0 +1,34 @@ +<?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>$(MSBuildProjectName)</AssemblyName> + <SchemaVersion>2.0</SchemaVersion> + <ProjectGuid>{95DFC527-4DC1-495E-97D7-E94EE1F7140D}</ProjectGuid> + <OutputType>Exe</OutputType> + <ProjectTypeGuids>{786C830F-07A1-408B-BD7F-6EE04809D6DB};{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}</ProjectTypeGuids> + <SolutionDir Condition="$(SolutionDir) == '' Or $(SolutionDir) == '*Undefined*'">..\..\</SolutionDir> + </PropertyGroup> + <!-- Default configurations to help VS understand the configurations --> + <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|AnyCPU' "></PropertyGroup> + <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Release|AnyCPU' "></PropertyGroup> + <ItemGroup> + <CodeAnalysisDependentAssemblyPaths Condition=" '$(VS100COMNTOOLS)' != '' " Include="$(VS100COMNTOOLS)..\IDE\PrivateAssemblies"> + <Visible>False</Visible> + </CodeAnalysisDependentAssemblyPaths> + </ItemGroup> + <PropertyGroup> + <DebugType></DebugType> + <Optimize>True</Optimize> + </PropertyGroup> + <ItemGroup> + <Compile Include="$(MSBuildProjectName).cs" /> + </ItemGroup> + <ItemGroup> + <Service Include="{82A7F48D-3B50-4B1E-B82E-3ADA8210C358}" /> + </ItemGroup> + <Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.targets))\dir.targets" /> + <PropertyGroup Condition=" '$(MsBuildProjectDirOverride)' != '' "></PropertyGroup> +</Project> |