mirror of
https://github.com/Ryujinx/Ryujinx.git
synced 2024-12-24 03:46:01 +00:00
121 lines
3.5 KiB
C#
121 lines
3.5 KiB
C#
using ARMeilleure.Diagnostics;
|
|
using ARMeilleure.State;
|
|
using System;
|
|
using System.Collections.Generic;
|
|
using System.Threading;
|
|
|
|
namespace ARMeilleure.Translation
|
|
{
|
|
/// <summary>
|
|
/// Represents a queue of <see cref="RejitRequest"/>.
|
|
/// </summary>
|
|
/// <remarks>
|
|
/// This does not necessarily behave like a queue, i.e: a FIFO collection.
|
|
/// </remarks>
|
|
sealed class TranslatorQueue : IDisposable
|
|
{
|
|
private bool _disposed;
|
|
private readonly Stack<RejitRequest> _requests;
|
|
private readonly HashSet<ulong> _requestAddresses;
|
|
|
|
/// <summary>
|
|
/// Gets the object used to synchronize access to the <see cref="TranslatorQueue"/>.
|
|
/// </summary>
|
|
public object Sync { get; }
|
|
|
|
/// <summary>
|
|
/// Gets the number of requests in the <see cref="TranslatorQueue"/>.
|
|
/// </summary>
|
|
public int Count => _requests.Count;
|
|
|
|
/// <summary>
|
|
/// Initializes a new instance of the <see cref="TranslatorQueue"/> class.
|
|
/// </summary>
|
|
public TranslatorQueue()
|
|
{
|
|
Sync = new object();
|
|
|
|
_requests = new Stack<RejitRequest>();
|
|
_requestAddresses = new HashSet<ulong>();
|
|
}
|
|
|
|
/// <summary>
|
|
/// Enqueues a request with the specified <paramref name="address"/> and <paramref name="mode"/>.
|
|
/// </summary>
|
|
/// <param name="address">Address of request</param>
|
|
/// <param name="mode"><see cref="ExecutionMode"/> of request</param>
|
|
public void Enqueue(ulong address, ExecutionMode mode)
|
|
{
|
|
lock (Sync)
|
|
{
|
|
if (_requestAddresses.Add(address))
|
|
{
|
|
_requests.Push(new RejitRequest(address, mode));
|
|
|
|
TranslatorEventSource.Log.RejitQueueAdd(1);
|
|
|
|
Monitor.Pulse(Sync);
|
|
}
|
|
}
|
|
}
|
|
|
|
/// <summary>
|
|
/// Tries to dequeue a <see cref="RejitRequest"/>. This will block the thread until a <see cref="RejitRequest"/>
|
|
/// is enqueued or the <see cref="TranslatorQueue"/> is disposed.
|
|
/// </summary>
|
|
/// <param name="result"><see cref="RejitRequest"/> dequeued</param>
|
|
/// <returns><see langword="true"/> on success; otherwise <see langword="false"/></returns>
|
|
public bool TryDequeue(out RejitRequest result)
|
|
{
|
|
while (!_disposed)
|
|
{
|
|
lock (Sync)
|
|
{
|
|
if (_requests.TryPop(out result))
|
|
{
|
|
_requestAddresses.Remove(result.Address);
|
|
|
|
TranslatorEventSource.Log.RejitQueueAdd(-1);
|
|
|
|
return true;
|
|
}
|
|
|
|
Monitor.Wait(Sync);
|
|
}
|
|
}
|
|
|
|
result = default;
|
|
|
|
return false;
|
|
}
|
|
|
|
/// <summary>
|
|
/// Clears the <see cref="TranslatorQueue"/>.
|
|
/// </summary>
|
|
public void Clear()
|
|
{
|
|
lock (Sync)
|
|
{
|
|
TranslatorEventSource.Log.RejitQueueAdd(-_requests.Count);
|
|
|
|
_requests.Clear();
|
|
_requestAddresses.Clear();
|
|
|
|
Monitor.PulseAll(Sync);
|
|
}
|
|
}
|
|
|
|
/// <summary>
|
|
/// Releases all resources used by the <see cref="TranslatorQueue"/> instance.
|
|
/// </summary>
|
|
public void Dispose()
|
|
{
|
|
if (!_disposed)
|
|
{
|
|
_disposed = true;
|
|
|
|
Clear();
|
|
}
|
|
}
|
|
}
|
|
}
|