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Simplify JIT shutdown logic in crossgen2 #56687

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merged 1 commit into from
Aug 3, 2021
Merged

Simplify JIT shutdown logic in crossgen2 #56687

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33 changes: 11 additions & 22 deletions src/coreclr/tools/Common/JitInterface/CorInfoImpl.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -79,32 +79,26 @@ private static class JitPointerAccessor
[DllImport(JitLibrary)]
private extern static IntPtr getJit();

public static IntPtr Get()
{
if (s_jit != IntPtr.Zero)
{
return s_jit;
}

lock(typeof(JitPointerAccessor))
{
s_jit = getJit();
return s_jit;
}
}

[DllImport(JitSupportLibrary)]
private extern static CorJitResult JitProcessShutdownWork(IntPtr jit);

public static void ShutdownJit()
static JitPointerAccessor()
{
s_jit = getJit();

if (s_jit != IntPtr.Zero)
{
JitProcessShutdownWork(s_jit);
AppDomain.CurrentDomain.ProcessExit += (_, _) => JitProcessShutdownWork(s_jit);
AppDomain.CurrentDomain.UnhandledException += (_, _) => JitProcessShutdownWork(s_jit);
}
}

private static IntPtr s_jit;
public static IntPtr Get()
{
return s_jit;
}

private static readonly IntPtr s_jit;
}

[DllImport(JitLibrary)]
Expand Down Expand Up @@ -159,11 +153,6 @@ public static void Startup()
jitStartup(GetJitHost(JitConfigProvider.Instance.UnmanagedInstance));
}

public static void ShutdownJit()
{
JitPointerAccessor.ShutdownJit();
}

public CorInfoImpl()
{
_jit = JitPointerAccessor.Get();
Expand Down
6 changes: 0 additions & 6 deletions src/coreclr/tools/aot/ILCompiler.ReadyToRun/Compiler/ReadyToRunCodegenCompilationBuilder.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -65,12 +65,6 @@ public ReadyToRunCodegenCompilationBuilder(
((ReadyToRunCompilerContext)context).SetCompilationGroup(group);
}

// Shutdown the Jit if it has been loaded. This must only be called once per process
public static void ShutdownJit()
{
CorInfoImpl.ShutdownJit();
}

public override CompilationBuilder UseBackendOptions(IEnumerable<string> options)
{
var builder = new ArrayBuilder<KeyValuePair<string, string>>();
Expand Down
18 changes: 2 additions & 16 deletions src/coreclr/tools/aot/crossgen2/Program.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -989,14 +989,7 @@ private static int Main(string[] args)
#if DEBUG
try
{
try
{
return new Program().Run(args);
}
finally
{
ReadyToRunCodegenCompilationBuilder.ShutdownJit();
}
return new Program().Run(args);
}
catch (CodeGenerationFailedException ex) when (DumpReproArguments(ex))
{
Expand All @@ -1005,14 +998,7 @@ private static int Main(string[] args)
#else
try
{
try
{
return new Program().Run(args);
}
finally
{
ReadyToRunCodegenCompilationBuilder.ShutdownJit();
}
return new Program().Run(args);
}
catch (Exception e)
{
Expand Down