Ryujinx/Ryujinx.Graphics.Gpu/Engine/MME/MacroJitContext.cs

56 lines
1.7 KiB
C#
Raw Normal View History

using Ryujinx.Common.Logging;
using Ryujinx.Graphics.Device;
using System.Collections.Generic;
namespace Ryujinx.Graphics.Gpu.Engine.MME
{
/// <summary>
/// Represents a Macro Just-in-Time compiler execution context.
/// </summary>
class MacroJitContext
{
/// <summary>
/// Arguments FIFO.
/// </summary>
public Queue<FifoWord> Fifo { get; } = new Queue<FifoWord>();
/// <summary>
/// Fetches a arguments from the arguments FIFO.
/// </summary>
/// <returns>The call argument, or 0 if the FIFO is empty</returns>
public int FetchParam()
{
if (!Fifo.TryDequeue(out var value))
{
Logger.Warning?.Print(LogClass.Gpu, "Macro attempted to fetch an inexistent argument.");
return 0;
}
return value.Word;
}
/// <summary>
/// Reads data from a GPU register.
/// </summary>
/// <param name="state">Current GPU state</param>
/// <param name="reg">Register offset to read</param>
/// <returns>GPU register value</returns>
public static int Read(IDeviceState state, int reg)
{
return state.Read(reg * 4);
}
/// <summary>
/// Performs a GPU method call.
/// </summary>
/// <param name="value">Call argument</param>
/// <param name="state">Current GPU state</param>
/// <param name="methAddr">Address, in words, of the method</param>
public static void Send(int value, IDeviceState state, int methAddr)
{
state.Write(methAddr * 4, value);
}
}
}