Skip to content

For perf, use the new ConstructorInvoker APIs for ActivatorUtilities.CreateFactory #90119

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Merged
merged 5 commits into from
Aug 10, 2023
Merged
Show file tree
Hide file tree
Changes from all commits
Commits
File filter

Filter by extension

Filter by extension

Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
Original file line number Diff line number Diff line change
Expand Up @@ -3,6 +3,7 @@

using Internal.Reflection.Core.Execution;
using System.Diagnostics;
using System.Diagnostics.CodeAnalysis;
using System.Reflection.Runtime.MethodInfos;
using static System.Reflection.DynamicInvokeInfo;

Expand All @@ -11,11 +12,13 @@ namespace System.Reflection
public sealed class ConstructorInvoker
{
private readonly MethodBaseInvoker _methodBaseInvoker;
private readonly int _parameterCount;
private readonly RuntimeTypeHandle _declaringTypeHandle;

internal ConstructorInvoker(RuntimeConstructorInfo constructor)
{
_methodBaseInvoker = constructor.MethodInvoker;
_parameterCount = constructor.GetParametersNoCopy().Length;
_declaringTypeHandle = constructor.DeclaringType.TypeHandle;
}

Expand All @@ -32,6 +35,11 @@ public static ConstructorInvoker Create(ConstructorInfo constructor)
[DebuggerGuidedStepThrough]
public object Invoke()
{
if (_parameterCount != 0)
{
ThrowForArgCountMismatch();
}

object result = _methodBaseInvoker.CreateInstanceWithFewArgs(new Span<object?>());
DebugAnnotations.PreviousCallContainsDebuggerStepInCode();
return result;
Expand All @@ -40,43 +48,63 @@ public object Invoke()
[DebuggerGuidedStepThrough]
public object Invoke(object? arg1)
{
object result = _methodBaseInvoker.CreateInstanceWithFewArgs(new Span<object?>(ref arg1));
if (_parameterCount != 1)
{
ThrowForArgCountMismatch();
}

object result = _methodBaseInvoker.CreateInstanceWithFewArgs(new Span<object?>(ref arg1, _parameterCount));
DebugAnnotations.PreviousCallContainsDebuggerStepInCode();
return result;
}

[DebuggerGuidedStepThrough]
public object Invoke(object? arg1, object? arg2)
{
if (_parameterCount != 2)
{
ThrowForArgCountMismatch();
}

StackAllocatedArguments argStorage = default;
argStorage._args.Set(0, arg1);
argStorage._args.Set(1, arg2);
object result = _methodBaseInvoker.CreateInstanceWithFewArgs(argStorage._args.AsSpan(2));
object result = _methodBaseInvoker.CreateInstanceWithFewArgs(argStorage._args.AsSpan(_parameterCount));
DebugAnnotations.PreviousCallContainsDebuggerStepInCode();
return result;
}

[DebuggerGuidedStepThrough]
public object Invoke(object? arg1, object? arg2, object? arg3)
{
if (_parameterCount != 3)
{
ThrowForArgCountMismatch();
}

StackAllocatedArguments argStorage = default;
argStorage._args.Set(0, arg1);
argStorage._args.Set(1, arg2);
argStorage._args.Set(2, arg3);
object result = _methodBaseInvoker.CreateInstanceWithFewArgs(argStorage._args.AsSpan(3));
object result = _methodBaseInvoker.CreateInstanceWithFewArgs(argStorage._args.AsSpan(_parameterCount));
DebugAnnotations.PreviousCallContainsDebuggerStepInCode();
return result;
}

[DebuggerGuidedStepThrough]
public object Invoke(object? arg1, object? arg2, object? arg3, object? arg4)
{
if (_parameterCount != 4)
{
ThrowForArgCountMismatch();
}

StackAllocatedArguments argStorage = default;
argStorage._args.Set(0, arg1);
argStorage._args.Set(1, arg2);
argStorage._args.Set(2, arg3);
argStorage._args.Set(3, arg4);
object result = _methodBaseInvoker.CreateInstanceWithFewArgs(argStorage._args.AsSpan(4));
object result = _methodBaseInvoker.CreateInstanceWithFewArgs(argStorage._args.AsSpan(_parameterCount));
DebugAnnotations.PreviousCallContainsDebuggerStepInCode();
return result;
}
Expand All @@ -88,5 +116,11 @@ public object Invoke(Span<object?> arguments)
DebugAnnotations.PreviousCallContainsDebuggerStepInCode();
return result;
}

[DoesNotReturn]
private static void ThrowForArgCountMismatch()
{
throw new TargetParameterCountException(SR.Arg_ParmCnt);
}
}
}
Original file line number Diff line number Diff line change
Expand Up @@ -3,6 +3,7 @@

using Internal.Reflection.Core.Execution;
using System.Diagnostics;
using System.Diagnostics.CodeAnalysis;
using System.Reflection.Runtime.MethodInfos;
using static System.Reflection.DynamicInvokeInfo;

Expand All @@ -11,10 +12,12 @@ namespace System.Reflection
public sealed class MethodInvoker
{
private readonly MethodBaseInvoker _methodBaseInvoker;
private readonly int _parameterCount;

internal MethodInvoker(RuntimeMethodInfo method)
{
_methodBaseInvoker = method.MethodInvoker;
_parameterCount = method.GetParametersNoCopy().Length;
}

internal MethodInvoker(RuntimeConstructorInfo constructor)
Expand Down Expand Up @@ -44,6 +47,11 @@ public static MethodInvoker Create(MethodBase method)
[DebuggerGuidedStepThrough]
public object? Invoke(object? obj)
{
if (_parameterCount != 0)
{
ThrowForArgCountMismatch();
}

object? result = _methodBaseInvoker.InvokeDirectWithFewArgs(obj, new Span<object?>());
DebugAnnotations.PreviousCallContainsDebuggerStepInCode();
return result;
Expand All @@ -52,46 +60,66 @@ public static MethodInvoker Create(MethodBase method)
[DebuggerGuidedStepThrough]
public object? Invoke(object? obj, object? arg1)
{
object? result = _methodBaseInvoker.InvokeDirectWithFewArgs(obj, new Span<object?>(ref arg1));
if (_parameterCount != 1)
{
ThrowForArgCountMismatch();
}

object? result = _methodBaseInvoker.InvokeDirectWithFewArgs(obj, new Span<object?>(ref arg1, _parameterCount));
DebugAnnotations.PreviousCallContainsDebuggerStepInCode();
return result;
}

[DebuggerGuidedStepThrough]
public object? Invoke(object? obj, object? arg1, object? arg2)
{
if (_parameterCount != 2)
{
ThrowForArgCountMismatch();
}

StackAllocatedArguments argStorage = default;
argStorage._args.Set(0, arg1);
argStorage._args.Set(1, arg2);

object? result = _methodBaseInvoker.InvokeDirectWithFewArgs(obj, argStorage._args.AsSpan(2));
object? result = _methodBaseInvoker.InvokeDirectWithFewArgs(obj, argStorage._args.AsSpan(_parameterCount));
DebugAnnotations.PreviousCallContainsDebuggerStepInCode();
return result;
}

[DebuggerGuidedStepThrough]
public object? Invoke(object? obj, object? arg1, object? arg2, object? arg3)
{
if (_parameterCount != 3)
{
ThrowForArgCountMismatch();
}

StackAllocatedArguments argStorage = default;
argStorage._args.Set(0, arg1);
argStorage._args.Set(1, arg2);
argStorage._args.Set(2, arg3);

object? result = _methodBaseInvoker.InvokeDirectWithFewArgs(obj, argStorage._args.AsSpan(3));
object? result = _methodBaseInvoker.InvokeDirectWithFewArgs(obj, argStorage._args.AsSpan(_parameterCount));
DebugAnnotations.PreviousCallContainsDebuggerStepInCode();
return result;
}

[DebuggerGuidedStepThrough]
public object? Invoke(object? obj, object? arg1, object? arg2, object? arg3, object? arg4)
{
if (_parameterCount != 4)
{
ThrowForArgCountMismatch();
}

StackAllocatedArguments argStorage = default;
argStorage._args.Set(0, arg1);
argStorage._args.Set(1, arg2);
argStorage._args.Set(2, arg3);
argStorage._args.Set(3, arg4);

object? result = _methodBaseInvoker.InvokeDirectWithFewArgs(obj, argStorage._args.AsSpan(4));
object? result = _methodBaseInvoker.InvokeDirectWithFewArgs(obj, argStorage._args.AsSpan(_parameterCount));
DebugAnnotations.PreviousCallContainsDebuggerStepInCode();
return result;
}
Expand All @@ -103,5 +131,11 @@ public static MethodInvoker Create(MethodBase method)
DebugAnnotations.PreviousCallContainsDebuggerStepInCode();
return result;
}

[DoesNotReturn]
private static void ThrowForArgCountMismatch()
{
throw new TargetParameterCountException(SR.Arg_ParmCnt);
}
}
}
Original file line number Diff line number Diff line change
Expand Up @@ -2,9 +2,7 @@
// The .NET Foundation licenses this file to you under the MIT license.

using System;
using System.Diagnostics.CodeAnalysis;
using System.Reflection;
using System.Runtime.Serialization;

namespace Microsoft.Extensions.Internal
{
Expand Down
Loading