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Do not read or write macros to main memory, use a separate memory instead (as this apparently what the real thing does)

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This commit is contained in:
gdkchan 2018-06-18 01:32:11 -03:00
parent b747b23607
commit 46f18af6be
3 changed files with 30 additions and 31 deletions
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26
Ryujinx.HLE/Gpu/MacroInterpreter.cs
View file

@ -56,7 +56,7 @@ namespace Ryujinx.HLE.Gpu
private int PipeOp;
private long Pc;
private int Pc;
public MacroInterpreter(NvGpuFifo PFifo, INvGpuEngine Engine)
{
@ -68,7 +68,7 @@ namespace Ryujinx.HLE.Gpu
Gprs = new int[8];
}
public void Execute(NvGpuVmm Vmm, long Position, int Param)
public void Execute(NvGpuVmm Vmm, int[] Mme, int Position, int Param)
{
Reset();
@ -76,13 +76,13 @@ namespace Ryujinx.HLE.Gpu
Pc = Position;
FetchOpCode(Vmm);
FetchOpCode(Mme);
while (Step(Vmm));
while (Step(Vmm, Mme));
//Due to the delay slot, we still need to execute
//one more instruction before we actually exit.
Step(Vmm);
Step(Vmm, Mme);
}
private void Reset()
@ -98,11 +98,11 @@ namespace Ryujinx.HLE.Gpu
Carry = false;
}
private bool Step(NvGpuVmm Vmm)
private bool Step(NvGpuVmm Vmm, int[] Mme)
{
long BaseAddr = Pc - 4;
int BaseAddr = Pc - 1;
FetchOpCode(Vmm);
FetchOpCode(Mme);
if ((OpCode & 7) < 7)
{
@ -205,13 +205,13 @@ namespace Ryujinx.HLE.Gpu
if (Taken)
{
Pc = BaseAddr + (GetImm() << 2);
Pc = BaseAddr + GetImm();
bool NoDelays = (OpCode & 0x20) != 0;
if (NoDelays)
{
FetchOpCode(Vmm);
FetchOpCode(Mme);
}
return true;
@ -223,13 +223,11 @@ namespace Ryujinx.HLE.Gpu
return !Exit;
}
private void FetchOpCode(NvGpuVmm Vmm)
private void FetchOpCode(int[] Mme)
{
OpCode = PipeOp;
PipeOp = Vmm.ReadInt32(Pc);
Pc += 4;
PipeOp = Mme[Pc++];
}
private int GetAluResult()

1
Ryujinx.HLE/Gpu/NvGpuEngineDma.cs
View file

@ -1,4 +1,3 @@
using Ryujinx.Graphics.Gal;
using System.Collections.Generic;
namespace Ryujinx.HLE.Gpu

34
Ryujinx.HLE/Gpu/NvGpuFifo.cs
View file

@ -7,6 +7,10 @@ namespace Ryujinx.HLE.Gpu
private const int MacrosCount = 0x80;
private const int MacroIndexMask = MacrosCount - 1;
//Note: The size of the macro memory is unknown, we just make
//a guess here and use 256kb as the size. Increase if needed.
private const int MmeWords = 256 * 256;
private NvGpu Gpu;
private ConcurrentQueue<(NvGpuVmm, NvGpuPBEntry)> BufferQueue;
@ -15,11 +19,11 @@ namespace Ryujinx.HLE.Gpu
private struct CachedMacro
{
public long Position { get; private set; }
public int Position { get; private set; }
private MacroInterpreter Interpreter;
public CachedMacro(NvGpuFifo PFifo, INvGpuEngine Engine, long Position)
public CachedMacro(NvGpuFifo PFifo, INvGpuEngine Engine, int Position)
{
this.Position = Position;
@ -31,17 +35,19 @@ namespace Ryujinx.HLE.Gpu
Interpreter?.Fifo.Enqueue(Param);
}
public void Execute(NvGpuVmm Vmm, int Param)
public void Execute(NvGpuVmm Vmm, int[] Mme, int Param)
{
Interpreter?.Execute(Vmm, Position, Param);
Interpreter?.Execute(Vmm, Mme, Position, Param);
}
}
private long CurrMacroPosition;
private int CurrMacroBindIndex;
private int CurrMacroPosition;
private int CurrMacroBindIndex;
private CachedMacro[] Macros;
private int[] Mme;
public NvGpuFifo(NvGpu Gpu)
{
this.Gpu = Gpu;
@ -51,6 +57,8 @@ namespace Ryujinx.HLE.Gpu
SubChannels = new NvGpuEngine[8];
Macros = new CachedMacro[MacrosCount];
Mme = new int[MmeWords];
}
public void PushBuffer(NvGpuVmm Vmm, NvGpuPBEntry[] Buffer)
@ -95,22 +103,16 @@ namespace Ryujinx.HLE.Gpu
case NvGpuFifoMeth.SetMacroUploadAddress:
{
CurrMacroPosition = (long)((ulong)PBEntry.Arguments[0] << 2);
CurrMacroPosition = PBEntry.Arguments[0];
break;
}
case NvGpuFifoMeth.SendMacroCodeData:
{
long Position = CurrMacroPosition;
foreach (int Arg in PBEntry.Arguments)
{
Vmm.WriteInt32(Position, Arg);
CurrMacroPosition += 4;
Position += 4;
Mme[CurrMacroPosition++] = Arg;
}
break;
}
@ -124,7 +126,7 @@ namespace Ryujinx.HLE.Gpu
case NvGpuFifoMeth.BindMacro:
{
long Position = (long)((ulong)PBEntry.Arguments[0] << 2);
int Position = PBEntry.Arguments[0];
Macros[CurrMacroBindIndex] = new CachedMacro(this, Gpu.Engine3d, Position);
@ -167,7 +169,7 @@ namespace Ryujinx.HLE.Gpu
}
else
{
Macros[MacroIndex].Execute(Vmm, PBEntry.Arguments[0]);
Macros[MacroIndex].Execute(Vmm, Mme, PBEntry.Arguments[0]);
}
}
}