mirror of
https://github.com/Ryujinx/Ryujinx.git
synced 2024-12-05 08:41:22 +00:00
43b4b34376
* Initial implementation (no specialization) * Use specialization * Fix render scale, increase code gen version * Revert accidental change * Address Feedback
274 lines
No EOL
9.4 KiB
C#
274 lines
No EOL
9.4 KiB
C#
using Ryujinx.Graphics.Shader.Decoders;
|
|
using Ryujinx.Graphics.Shader.IntermediateRepresentation;
|
|
using System.Collections.Generic;
|
|
using System.Diagnostics;
|
|
using System.Runtime.CompilerServices;
|
|
|
|
using static Ryujinx.Graphics.Shader.IntermediateRepresentation.OperandHelper;
|
|
|
|
namespace Ryujinx.Graphics.Shader.Translation
|
|
{
|
|
class EmitterContext
|
|
{
|
|
public DecodedProgram Program { get; }
|
|
public ShaderConfig Config { get; }
|
|
|
|
public bool IsNonMain { get; }
|
|
|
|
public Block CurrBlock { get; set; }
|
|
public InstOp CurrOp { get; set; }
|
|
|
|
public int OperationsCount => _operations.Count;
|
|
|
|
private readonly List<Operation> _operations;
|
|
private readonly Dictionary<ulong, Operand> _labels;
|
|
|
|
public EmitterContext(DecodedProgram program, ShaderConfig config, bool isNonMain)
|
|
{
|
|
Program = program;
|
|
Config = config;
|
|
IsNonMain = isNonMain;
|
|
_operations = new List<Operation>();
|
|
_labels = new Dictionary<ulong, Operand>();
|
|
}
|
|
|
|
public T GetOp<T>() where T : unmanaged
|
|
{
|
|
Debug.Assert(Unsafe.SizeOf<T>() == sizeof(ulong));
|
|
ulong op = CurrOp.RawOpCode;
|
|
return Unsafe.As<ulong, T>(ref op);
|
|
}
|
|
|
|
public Operand Add(Instruction inst, Operand dest = null, params Operand[] sources)
|
|
{
|
|
Operation operation = new Operation(inst, dest, sources);
|
|
|
|
Add(operation);
|
|
|
|
return dest;
|
|
}
|
|
|
|
public (Operand, Operand) Add(Instruction inst, (Operand, Operand) dest, params Operand[] sources)
|
|
{
|
|
Operand[] dests = new[] { dest.Item1, dest.Item2 };
|
|
|
|
Operation operation = new Operation(inst, 0, dests, sources);
|
|
|
|
Add(operation);
|
|
|
|
return dest;
|
|
}
|
|
|
|
public void Add(Operation operation)
|
|
{
|
|
_operations.Add(operation);
|
|
}
|
|
|
|
public TextureOperation CreateTextureOperation(
|
|
Instruction inst,
|
|
SamplerType type,
|
|
TextureFlags flags,
|
|
int handle,
|
|
int compIndex,
|
|
Operand dest,
|
|
params Operand[] sources)
|
|
{
|
|
return CreateTextureOperation(inst, type, TextureFormat.Unknown, flags, handle, compIndex, dest, sources);
|
|
}
|
|
|
|
public TextureOperation CreateTextureOperation(
|
|
Instruction inst,
|
|
SamplerType type,
|
|
TextureFormat format,
|
|
TextureFlags flags,
|
|
int handle,
|
|
int compIndex,
|
|
Operand dest,
|
|
params Operand[] sources)
|
|
{
|
|
if (!flags.HasFlag(TextureFlags.Bindless))
|
|
{
|
|
Config.SetUsedTexture(inst, type, format, flags, TextureOperation.DefaultCbufSlot, handle);
|
|
}
|
|
|
|
return new TextureOperation(inst, type, format, flags, handle, compIndex, dest, sources);
|
|
}
|
|
|
|
public void FlagAttributeRead(int attribute)
|
|
{
|
|
if (Config.Stage == ShaderStage.Vertex && attribute == AttributeConsts.InstanceId)
|
|
{
|
|
Config.SetUsedFeature(FeatureFlags.InstanceId);
|
|
}
|
|
else if (Config.Stage == ShaderStage.Fragment)
|
|
{
|
|
switch (attribute)
|
|
{
|
|
case AttributeConsts.PositionX:
|
|
case AttributeConsts.PositionY:
|
|
Config.SetUsedFeature(FeatureFlags.FragCoordXY);
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
public void FlagAttributeWritten(int attribute)
|
|
{
|
|
if (Config.Stage == ShaderStage.Vertex)
|
|
{
|
|
switch (attribute)
|
|
{
|
|
case AttributeConsts.ClipDistance0:
|
|
case AttributeConsts.ClipDistance1:
|
|
case AttributeConsts.ClipDistance2:
|
|
case AttributeConsts.ClipDistance3:
|
|
case AttributeConsts.ClipDistance4:
|
|
case AttributeConsts.ClipDistance5:
|
|
case AttributeConsts.ClipDistance6:
|
|
case AttributeConsts.ClipDistance7:
|
|
Config.SetClipDistanceWritten((attribute - AttributeConsts.ClipDistance0) / 4);
|
|
break;
|
|
}
|
|
}
|
|
|
|
if (Config.Stage != ShaderStage.Fragment && attribute == AttributeConsts.Layer)
|
|
{
|
|
Config.SetUsedFeature(FeatureFlags.RtLayer);
|
|
}
|
|
}
|
|
|
|
public void MarkLabel(Operand label)
|
|
{
|
|
Add(Instruction.MarkLabel, label);
|
|
}
|
|
|
|
public Operand GetLabel(ulong address)
|
|
{
|
|
if (!_labels.TryGetValue(address, out Operand label))
|
|
{
|
|
label = Label();
|
|
|
|
_labels.Add(address, label);
|
|
}
|
|
|
|
return label;
|
|
}
|
|
|
|
public void PrepareForVertexReturn()
|
|
{
|
|
if (Config.GpuAccessor.QueryViewportTransformDisable())
|
|
{
|
|
Operand x = Attribute(AttributeConsts.PositionX | AttributeConsts.LoadOutputMask);
|
|
Operand y = Attribute(AttributeConsts.PositionY | AttributeConsts.LoadOutputMask);
|
|
Operand xScale = Attribute(AttributeConsts.SupportBlockViewInverseX);
|
|
Operand yScale = Attribute(AttributeConsts.SupportBlockViewInverseY);
|
|
Operand negativeOne = ConstF(-1.0f);
|
|
|
|
this.Copy(Attribute(AttributeConsts.PositionX), this.FPFusedMultiplyAdd(x, xScale, negativeOne));
|
|
this.Copy(Attribute(AttributeConsts.PositionY), this.FPFusedMultiplyAdd(y, yScale, negativeOne));
|
|
}
|
|
}
|
|
|
|
public void PrepareForVertexReturn(out Operand oldXLocal, out Operand oldYLocal, out Operand oldZLocal)
|
|
{
|
|
if (Config.GpuAccessor.QueryViewportTransformDisable())
|
|
{
|
|
oldXLocal = Local();
|
|
this.Copy(oldXLocal, Attribute(AttributeConsts.PositionX | AttributeConsts.LoadOutputMask));
|
|
oldYLocal = Local();
|
|
this.Copy(oldYLocal, Attribute(AttributeConsts.PositionY | AttributeConsts.LoadOutputMask));
|
|
}
|
|
else
|
|
{
|
|
oldXLocal = null;
|
|
oldYLocal = null;
|
|
}
|
|
|
|
// Will be used by Vulkan backend for depth mode emulation.
|
|
oldZLocal = null;
|
|
|
|
PrepareForVertexReturn();
|
|
}
|
|
|
|
public void PrepareForReturn()
|
|
{
|
|
if (IsNonMain)
|
|
{
|
|
return;
|
|
}
|
|
|
|
if (Config.LastInVertexPipeline &&
|
|
(Config.Stage == ShaderStage.Vertex || Config.Stage == ShaderStage.TessellationEvaluation) &&
|
|
(Config.Options.Flags & TranslationFlags.VertexA) == 0)
|
|
{
|
|
PrepareForVertexReturn();
|
|
}
|
|
else if (Config.Stage == ShaderStage.Fragment)
|
|
{
|
|
if (Config.OmapDepth)
|
|
{
|
|
Operand dest = Attribute(AttributeConsts.FragmentOutputDepth);
|
|
|
|
Operand src = Register(Config.GetDepthRegister(), RegisterType.Gpr);
|
|
|
|
this.Copy(dest, src);
|
|
}
|
|
|
|
bool supportsBgra = Config.GpuAccessor.QueryHostSupportsBgraFormat();
|
|
int regIndexBase = 0;
|
|
|
|
for (int rtIndex = 0; rtIndex < 8; rtIndex++)
|
|
{
|
|
for (int component = 0; component < 4; component++)
|
|
{
|
|
bool componentEnabled = (Config.OmapTargets & (1 << (rtIndex * 4 + component))) != 0;
|
|
if (!componentEnabled)
|
|
{
|
|
continue;
|
|
}
|
|
|
|
int fragmentOutputColorAttr = AttributeConsts.FragmentOutputColorBase + rtIndex * 16;
|
|
|
|
Operand src = Register(regIndexBase + component, RegisterType.Gpr);
|
|
|
|
// Perform B <-> R swap if needed, for BGRA formats (not supported on OpenGL).
|
|
if (!supportsBgra && (component == 0 || component == 2))
|
|
{
|
|
Operand isBgra = Attribute(AttributeConsts.FragmentOutputIsBgraBase + rtIndex * 4);
|
|
|
|
Operand lblIsBgra = Label();
|
|
Operand lblEnd = Label();
|
|
|
|
this.BranchIfTrue(lblIsBgra, isBgra);
|
|
|
|
this.Copy(Attribute(fragmentOutputColorAttr + component * 4), src);
|
|
this.Branch(lblEnd);
|
|
|
|
MarkLabel(lblIsBgra);
|
|
|
|
this.Copy(Attribute(fragmentOutputColorAttr + (2 - component) * 4), src);
|
|
|
|
MarkLabel(lblEnd);
|
|
}
|
|
else
|
|
{
|
|
this.Copy(Attribute(fragmentOutputColorAttr + component * 4), src);
|
|
}
|
|
}
|
|
|
|
bool targetEnabled = (Config.OmapTargets & (0xf << (rtIndex * 4))) != 0;
|
|
if (targetEnabled)
|
|
{
|
|
Config.SetOutputUserAttribute(rtIndex, perPatch: false);
|
|
regIndexBase += 4;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
public Operation[] GetOperations()
|
|
{
|
|
return _operations.ToArray();
|
|
}
|
|
}
|
|
} |