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UniTask
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fix: does not work zero-allocation mechanism in release build

pull/61/head
neuecc 2020-05-25 19:36:39 +09:00
parent d27d6d5d9d
commit 10eff95a42
3 changed files with 64 additions and 26 deletions
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45
src/UniTask/Assets/Plugins/UniTask/Runtime/CompilerServices/AsyncUniTaskMethodBuilder.cs
View File

@ -14,7 +14,7 @@ namespace Cysharp.Threading.Tasks.CompilerServices
{
// cache items.
AutoResetUniTaskCompletionSource promise;
IMoveNextRunner runner;
internal IMoveNextRunner runner;
// 1. Static Create method.
[DebuggerHidden]
@ -50,6 +50,8 @@ namespace Cysharp.Threading.Tasks.CompilerServices
[DebuggerHidden]
public void SetException(Exception exception)
{
var p = promise; // after return, promise will clear so require to store local.
// runner is finished, return first.
if (runner != null)
{
@ -57,9 +59,9 @@ namespace Cysharp.Threading.Tasks.CompilerServices
runner = null;
}
if (promise != null)
if (p != null)
{
promise.TrySetException(exception);
p.TrySetException(exception);
}
else
{
@ -71,6 +73,8 @@ namespace Cysharp.Threading.Tasks.CompilerServices
[DebuggerHidden]
public void SetResult()
{
var p = promise; // after return, promise will clear so require to store local.
// runner is finished, return first.
if (runner != null)
{
@ -78,9 +82,9 @@ namespace Cysharp.Threading.Tasks.CompilerServices
runner = null;
}
if (promise != null)
if (p != null)
{
promise.TrySetResult();
p.TrySetResult();
}
}
@ -96,7 +100,7 @@ namespace Cysharp.Threading.Tasks.CompilerServices
}
if (runner == null)
{
runner = MoveNextRunner<TStateMachine>.Create(ref stateMachine);
MoveNextRunner<TStateMachine>.SetRunner(ref this, ref stateMachine);
}
awaiter.OnCompleted(runner.CallMoveNext);
@ -115,10 +119,10 @@ namespace Cysharp.Threading.Tasks.CompilerServices
}
if (runner == null)
{
runner = MoveNextRunner<TStateMachine>.Create(ref stateMachine);
MoveNextRunner<TStateMachine>.SetRunner(ref this, ref stateMachine);
}
awaiter.OnCompleted(runner.CallMoveNext);
awaiter.UnsafeOnCompleted(runner.CallMoveNext);
}
// 7. Start
@ -158,7 +162,7 @@ namespace Cysharp.Threading.Tasks.CompilerServices
{
// cache items.
AutoResetUniTaskCompletionSource<T> promise;
IMoveNextRunner runner;
internal IMoveNextRunner runner;
T result;
// 1. Static Create method.
@ -194,6 +198,8 @@ namespace Cysharp.Threading.Tasks.CompilerServices
[DebuggerHidden]
public void SetException(Exception exception)
{
var p = promise; // after return, promise will clear so require to store local.
// runner is finished, return first.
if (runner != null)
{
@ -201,13 +207,13 @@ namespace Cysharp.Threading.Tasks.CompilerServices
runner = null;
}
if (promise == null)
if (p == null)
{
promise = AutoResetUniTaskCompletionSource<T>.CreateFromException(exception, out _);
}
else
{
promise.TrySetException(exception);
p.TrySetException(exception);
}
}
@ -215,6 +221,8 @@ namespace Cysharp.Threading.Tasks.CompilerServices
[DebuggerHidden]
public void SetResult(T result)
{
var p = promise; // after return, promise will clear so require to store local.
// runner is finished, return first.
if (runner != null)
{
@ -222,13 +230,14 @@ namespace Cysharp.Threading.Tasks.CompilerServices
runner = null;
}
if (promise == null)
if (p == null)
{
this.result = result;
return;
}
promise.TrySetResult(result);
else
{
p.TrySetResult(result);
}
}
// 5. AwaitOnCompleted
@ -243,7 +252,7 @@ namespace Cysharp.Threading.Tasks.CompilerServices
}
if (runner == null)
{
runner = MoveNextRunner<TStateMachine>.Create(ref stateMachine);
MoveNextRunner<TStateMachine>.SetRunner(ref this, ref stateMachine);
}
awaiter.OnCompleted(runner.CallMoveNext);
@ -262,10 +271,10 @@ namespace Cysharp.Threading.Tasks.CompilerServices
}
if (runner == null)
{
runner = MoveNextRunner<TStateMachine>.Create(ref stateMachine);
MoveNextRunner<TStateMachine>.SetRunner(ref this, ref stateMachine);
}
awaiter.OnCompleted(runner.CallMoveNext);
awaiter.UnsafeOnCompleted(runner.CallMoveNext);
}
// 7. Start

8
src/UniTask/Assets/Plugins/UniTask/Runtime/CompilerServices/AsyncUniTaskVoidMethodBuilder.cs
View File

@ -10,7 +10,7 @@ namespace Cysharp.Threading.Tasks.CompilerServices
{
public struct AsyncUniTaskVoidMethodBuilder
{
IMoveNextRunner runner;
internal IMoveNextRunner runner;
// 1. Static Create method.
[DebuggerHidden]
@ -65,7 +65,7 @@ namespace Cysharp.Threading.Tasks.CompilerServices
{
if (runner == null)
{
runner = MoveNextRunner<TStateMachine>.Create(ref stateMachine);
MoveNextRunner<TStateMachine>.SetRunner(ref this, ref stateMachine);
}
awaiter.OnCompleted(runner.CallMoveNext);
@ -80,10 +80,10 @@ namespace Cysharp.Threading.Tasks.CompilerServices
{
if (runner == null)
{
runner = MoveNextRunner<TStateMachine>.Create(ref stateMachine);
MoveNextRunner<TStateMachine>.SetRunner(ref this, ref stateMachine);
}
awaiter.OnCompleted(runner.CallMoveNext);
awaiter.UnsafeOnCompleted(runner.CallMoveNext);
}
// 7. Start

37
src/UniTask/Assets/Plugins/UniTask/Runtime/CompilerServices/MoveNextRunner.cs
View File

@ -29,11 +29,40 @@ namespace Cysharp.Threading.Tasks.CompilerServices
callMoveNext = Run;
}
public static MoveNextRunner<TStateMachine> Create(ref TStateMachine stateMachine)
public static void SetRunner(ref AsyncUniTaskMethodBuilder builder, ref TStateMachine stateMachine)
{
var result = pool.TryRent() ?? new MoveNextRunner<TStateMachine>();
result.stateMachine = stateMachine;
return result;
var result = pool.TryRent();
if (result == null)
{
result = new MoveNextRunner<TStateMachine>();
}
builder.runner = result; // set runner before copied.
result.stateMachine = stateMachine; // copy struct StateMachine(in release build).
}
public static void SetRunner<T>(ref AsyncUniTaskMethodBuilder<T> builder, ref TStateMachine stateMachine)
{
var result = pool.TryRent();
if (result == null)
{
result = new MoveNextRunner<TStateMachine>();
}
builder.runner = result; // set runner before copied.
result.stateMachine = stateMachine; // copy struct StateMachine(in release build).
}
public static void SetRunner(ref AsyncUniTaskVoidMethodBuilder builder, ref TStateMachine stateMachine)
{
var result = pool.TryRent();
if (result == null)
{
result = new MoveNextRunner<TStateMachine>();
}
builder.runner = result; // set runner before copied.
result.stateMachine = stateMachine; // copy struct StateMachine(in release build).
}
[DebuggerHidden]