f08a280ade
* Use shader subgroup extensions if shader ballot is not supported * Shader cache version bump + cleanup * The type is still required on the table
427 lines
19 KiB
C#
427 lines
19 KiB
C#
using Ryujinx.Graphics.Shader.IntermediateRepresentation;
|
|
using Ryujinx.Graphics.Shader.StructuredIr;
|
|
using Ryujinx.Graphics.Shader.Translation;
|
|
using System;
|
|
using System.Collections.Generic;
|
|
using System.Diagnostics;
|
|
|
|
using static Ryujinx.Graphics.Shader.StructuredIr.InstructionInfo;
|
|
|
|
namespace Ryujinx.Graphics.Shader.CodeGen.Glsl
|
|
{
|
|
class OperandManager
|
|
{
|
|
private static string[] _stagePrefixes = new string[] { "cp", "vp", "tcp", "tep", "gp", "fp" };
|
|
|
|
private struct BuiltInAttribute
|
|
{
|
|
public string Name { get; }
|
|
|
|
public VariableType Type { get; }
|
|
|
|
public BuiltInAttribute(string name, VariableType type)
|
|
{
|
|
Name = name;
|
|
Type = type;
|
|
}
|
|
}
|
|
|
|
private static Dictionary<int, BuiltInAttribute> _builtInAttributes =
|
|
new Dictionary<int, BuiltInAttribute>()
|
|
{
|
|
{ AttributeConsts.Layer, new BuiltInAttribute("gl_Layer", VariableType.S32) },
|
|
{ AttributeConsts.PointSize, new BuiltInAttribute("gl_PointSize", VariableType.F32) },
|
|
{ AttributeConsts.PositionX, new BuiltInAttribute("gl_Position.x", VariableType.F32) },
|
|
{ AttributeConsts.PositionY, new BuiltInAttribute("gl_Position.y", VariableType.F32) },
|
|
{ AttributeConsts.PositionZ, new BuiltInAttribute("gl_Position.z", VariableType.F32) },
|
|
{ AttributeConsts.PositionW, new BuiltInAttribute("gl_Position.w", VariableType.F32) },
|
|
{ AttributeConsts.ClipDistance0, new BuiltInAttribute("gl_ClipDistance[0]", VariableType.F32) },
|
|
{ AttributeConsts.ClipDistance1, new BuiltInAttribute("gl_ClipDistance[1]", VariableType.F32) },
|
|
{ AttributeConsts.ClipDistance2, new BuiltInAttribute("gl_ClipDistance[2]", VariableType.F32) },
|
|
{ AttributeConsts.ClipDistance3, new BuiltInAttribute("gl_ClipDistance[3]", VariableType.F32) },
|
|
{ AttributeConsts.ClipDistance4, new BuiltInAttribute("gl_ClipDistance[4]", VariableType.F32) },
|
|
{ AttributeConsts.ClipDistance5, new BuiltInAttribute("gl_ClipDistance[5]", VariableType.F32) },
|
|
{ AttributeConsts.ClipDistance6, new BuiltInAttribute("gl_ClipDistance[6]", VariableType.F32) },
|
|
{ AttributeConsts.ClipDistance7, new BuiltInAttribute("gl_ClipDistance[7]", VariableType.F32) },
|
|
{ AttributeConsts.PointCoordX, new BuiltInAttribute("gl_PointCoord.x", VariableType.F32) },
|
|
{ AttributeConsts.PointCoordY, new BuiltInAttribute("gl_PointCoord.y", VariableType.F32) },
|
|
{ AttributeConsts.TessCoordX, new BuiltInAttribute("gl_TessCoord.x", VariableType.F32) },
|
|
{ AttributeConsts.TessCoordY, new BuiltInAttribute("gl_TessCoord.y", VariableType.F32) },
|
|
{ AttributeConsts.InstanceId, new BuiltInAttribute("gl_InstanceID", VariableType.S32) },
|
|
{ AttributeConsts.VertexId, new BuiltInAttribute("gl_VertexID", VariableType.S32) },
|
|
{ AttributeConsts.FrontFacing, new BuiltInAttribute("gl_FrontFacing", VariableType.Bool) },
|
|
|
|
// Special.
|
|
{ AttributeConsts.FragmentOutputDepth, new BuiltInAttribute("gl_FragDepth", VariableType.F32) },
|
|
{ AttributeConsts.ThreadKill, new BuiltInAttribute("gl_HelperInvocation", VariableType.Bool) },
|
|
{ AttributeConsts.ThreadIdX, new BuiltInAttribute("gl_LocalInvocationID.x", VariableType.U32) },
|
|
{ AttributeConsts.ThreadIdY, new BuiltInAttribute("gl_LocalInvocationID.y", VariableType.U32) },
|
|
{ AttributeConsts.ThreadIdZ, new BuiltInAttribute("gl_LocalInvocationID.z", VariableType.U32) },
|
|
{ AttributeConsts.CtaIdX, new BuiltInAttribute("gl_WorkGroupID.x", VariableType.U32) },
|
|
{ AttributeConsts.CtaIdY, new BuiltInAttribute("gl_WorkGroupID.y", VariableType.U32) },
|
|
{ AttributeConsts.CtaIdZ, new BuiltInAttribute("gl_WorkGroupID.z", VariableType.U32) },
|
|
{ AttributeConsts.LaneId, new BuiltInAttribute(null, VariableType.U32) },
|
|
{ AttributeConsts.EqMask, new BuiltInAttribute(null, VariableType.U32) },
|
|
{ AttributeConsts.GeMask, new BuiltInAttribute(null, VariableType.U32) },
|
|
{ AttributeConsts.GtMask, new BuiltInAttribute(null, VariableType.U32) },
|
|
{ AttributeConsts.LeMask, new BuiltInAttribute(null, VariableType.U32) },
|
|
{ AttributeConsts.LtMask, new BuiltInAttribute(null, VariableType.U32) },
|
|
|
|
// Support uniforms.
|
|
{ AttributeConsts.FragmentOutputIsBgraBase + 0, new BuiltInAttribute($"{DefaultNames.SupportBlockIsBgraName}[0]", VariableType.Bool) },
|
|
{ AttributeConsts.FragmentOutputIsBgraBase + 4, new BuiltInAttribute($"{DefaultNames.SupportBlockIsBgraName}[1]", VariableType.Bool) },
|
|
{ AttributeConsts.FragmentOutputIsBgraBase + 8, new BuiltInAttribute($"{DefaultNames.SupportBlockIsBgraName}[2]", VariableType.Bool) },
|
|
{ AttributeConsts.FragmentOutputIsBgraBase + 12, new BuiltInAttribute($"{DefaultNames.SupportBlockIsBgraName}[3]", VariableType.Bool) },
|
|
{ AttributeConsts.FragmentOutputIsBgraBase + 16, new BuiltInAttribute($"{DefaultNames.SupportBlockIsBgraName}[4]", VariableType.Bool) },
|
|
{ AttributeConsts.FragmentOutputIsBgraBase + 20, new BuiltInAttribute($"{DefaultNames.SupportBlockIsBgraName}[5]", VariableType.Bool) },
|
|
{ AttributeConsts.FragmentOutputIsBgraBase + 24, new BuiltInAttribute($"{DefaultNames.SupportBlockIsBgraName}[6]", VariableType.Bool) },
|
|
{ AttributeConsts.FragmentOutputIsBgraBase + 28, new BuiltInAttribute($"{DefaultNames.SupportBlockIsBgraName}[7]", VariableType.Bool) }
|
|
};
|
|
|
|
private Dictionary<AstOperand, string> _locals;
|
|
|
|
public OperandManager()
|
|
{
|
|
_locals = new Dictionary<AstOperand, string>();
|
|
}
|
|
|
|
public string DeclareLocal(AstOperand operand)
|
|
{
|
|
string name = $"{DefaultNames.LocalNamePrefix}_{_locals.Count}";
|
|
|
|
_locals.Add(operand, name);
|
|
|
|
return name;
|
|
}
|
|
|
|
public string GetExpression(AstOperand operand, ShaderConfig config)
|
|
{
|
|
return operand.Type switch
|
|
{
|
|
OperandType.Argument => GetArgumentName(operand.Value),
|
|
OperandType.Attribute => GetAttributeName(operand.Value, config),
|
|
OperandType.Constant => NumberFormatter.FormatInt(operand.Value),
|
|
OperandType.ConstantBuffer => GetConstantBufferName(
|
|
operand.CbufSlot,
|
|
operand.CbufOffset,
|
|
config.Stage,
|
|
config.UsedFeatures.HasFlag(FeatureFlags.CbIndexing)),
|
|
OperandType.LocalVariable => _locals[operand],
|
|
OperandType.Undefined => DefaultNames.UndefinedName,
|
|
_ => throw new ArgumentException($"Invalid operand type \"{operand.Type}\".")
|
|
};
|
|
}
|
|
|
|
public static string GetConstantBufferName(int slot, int offset, ShaderStage stage, bool cbIndexable)
|
|
{
|
|
return $"{GetUbName(stage, slot, cbIndexable)}[{offset >> 2}].{GetSwizzleMask(offset & 3)}";
|
|
}
|
|
|
|
private static string GetVec4Indexed(string vectorName, string indexExpr, bool indexElement)
|
|
{
|
|
if (indexElement)
|
|
{
|
|
return $"{vectorName}[{indexExpr}]";
|
|
}
|
|
|
|
string result = $"{vectorName}.x";
|
|
for (int i = 1; i < 4; i++)
|
|
{
|
|
result = $"(({indexExpr}) == {i}) ? ({vectorName}.{GetSwizzleMask(i)}) : ({result})";
|
|
}
|
|
return $"({result})";
|
|
}
|
|
|
|
public static string GetConstantBufferName(int slot, string offsetExpr, ShaderStage stage, bool cbIndexable, bool indexElement)
|
|
{
|
|
return GetVec4Indexed(GetUbName(stage, slot, cbIndexable) + $"[{offsetExpr} >> 2]", offsetExpr + " & 3", indexElement);
|
|
}
|
|
|
|
public static string GetConstantBufferName(string slotExpr, string offsetExpr, ShaderStage stage, bool indexElement)
|
|
{
|
|
return GetVec4Indexed(GetUbName(stage, slotExpr) + $"[{offsetExpr} >> 2]", offsetExpr + " & 3", indexElement);
|
|
}
|
|
|
|
public static string GetOutAttributeName(int value, ShaderConfig config)
|
|
{
|
|
return GetAttributeName(value, config, isOutAttr: true);
|
|
}
|
|
|
|
public static string GetAttributeName(int value, ShaderConfig config, bool isOutAttr = false, string indexExpr = "0")
|
|
{
|
|
value &= ~3;
|
|
char swzMask = GetSwizzleMask((value >> 2) & 3);
|
|
|
|
if (value >= AttributeConsts.UserAttributeBase && value < AttributeConsts.UserAttributeEnd)
|
|
{
|
|
value -= AttributeConsts.UserAttributeBase;
|
|
|
|
string prefix = isOutAttr
|
|
? DefaultNames.OAttributePrefix
|
|
: DefaultNames.IAttributePrefix;
|
|
|
|
if (config.UsedFeatures.HasFlag(isOutAttr ? FeatureFlags.OaIndexing : FeatureFlags.IaIndexing))
|
|
{
|
|
string name = prefix;
|
|
|
|
if (config.Stage == ShaderStage.Geometry && !isOutAttr)
|
|
{
|
|
name += $"[{indexExpr}]";
|
|
}
|
|
|
|
return name + $"[{(value >> 4)}]." + swzMask;
|
|
}
|
|
else if (config.Options.Flags.HasFlag(TranslationFlags.Feedback))
|
|
{
|
|
string name = $"{prefix}{(value >> 4)}_{swzMask}";
|
|
|
|
if (config.Stage == ShaderStage.Geometry && !isOutAttr)
|
|
{
|
|
name += $"[{indexExpr}]";
|
|
}
|
|
|
|
return name;
|
|
}
|
|
else
|
|
{
|
|
string name = $"{prefix}{(value >> 4)}";
|
|
|
|
if (config.Stage == ShaderStage.Geometry && !isOutAttr)
|
|
{
|
|
name += $"[{indexExpr}]";
|
|
}
|
|
|
|
return name + '.' + swzMask;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
if (value >= AttributeConsts.FragmentOutputColorBase && value < AttributeConsts.FragmentOutputColorEnd)
|
|
{
|
|
value -= AttributeConsts.FragmentOutputColorBase;
|
|
|
|
return $"{DefaultNames.OAttributePrefix}{(value >> 4)}.{swzMask}";
|
|
}
|
|
else if (_builtInAttributes.TryGetValue(value, out BuiltInAttribute builtInAttr))
|
|
{
|
|
string subgroupMask = value switch
|
|
{
|
|
AttributeConsts.EqMask => "Eq",
|
|
AttributeConsts.GeMask => "Ge",
|
|
AttributeConsts.GtMask => "Gt",
|
|
AttributeConsts.LeMask => "Le",
|
|
AttributeConsts.LtMask => "Lt",
|
|
_ => null
|
|
};
|
|
|
|
if (subgroupMask != null)
|
|
{
|
|
return config.GpuAccessor.QueryHostSupportsShaderBallot()
|
|
? $"unpackUint2x32(gl_SubGroup{subgroupMask}MaskARB).x"
|
|
: $"gl_Subgroup{subgroupMask}Mask.x";
|
|
}
|
|
else if (value == AttributeConsts.LaneId)
|
|
{
|
|
return config.GpuAccessor.QueryHostSupportsShaderBallot()
|
|
? "gl_SubGroupInvocationARB"
|
|
: "gl_SubgroupInvocationID";
|
|
}
|
|
|
|
// TODO: There must be a better way to handle this...
|
|
if (config.Stage == ShaderStage.Fragment)
|
|
{
|
|
switch (value)
|
|
{
|
|
case AttributeConsts.PositionX: return $"(gl_FragCoord.x / {DefaultNames.SupportBlockRenderScaleName}[0])";
|
|
case AttributeConsts.PositionY: return $"(gl_FragCoord.y / {DefaultNames.SupportBlockRenderScaleName}[0])";
|
|
case AttributeConsts.PositionZ: return "gl_FragCoord.z";
|
|
case AttributeConsts.PositionW: return "gl_FragCoord.w";
|
|
|
|
case AttributeConsts.FrontFacing:
|
|
if (config.GpuAccessor.QueryHostHasFrontFacingBug())
|
|
{
|
|
// This is required for Intel on Windows, gl_FrontFacing sometimes returns incorrect
|
|
// (flipped) values. Doing this seems to fix it.
|
|
return "(-floatBitsToInt(float(gl_FrontFacing)) < 0)";
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
|
|
string name = builtInAttr.Name;
|
|
|
|
if (config.Stage == ShaderStage.Geometry && (value & AttributeConsts.SpecialMask) == 0 && !isOutAttr)
|
|
{
|
|
name = $"gl_in[{indexExpr}].{name}";
|
|
}
|
|
|
|
return name;
|
|
}
|
|
}
|
|
|
|
// TODO: Warn about unknown built-in attribute.
|
|
|
|
return isOutAttr ? "// bad_attr0x" + value.ToString("X") : "0.0";
|
|
}
|
|
|
|
public static string GetAttributeName(string attrExpr, ShaderConfig config, bool isOutAttr = false, string indexExpr = "0")
|
|
{
|
|
string name = isOutAttr
|
|
? DefaultNames.OAttributePrefix
|
|
: DefaultNames.IAttributePrefix;
|
|
|
|
if (config.Stage == ShaderStage.Geometry && !isOutAttr)
|
|
{
|
|
name += $"[{indexExpr}]";
|
|
}
|
|
|
|
return $"{name}[{attrExpr} >> 2][{attrExpr} & 3]";
|
|
}
|
|
|
|
public static string GetUbName(ShaderStage stage, int slot, bool cbIndexable)
|
|
{
|
|
if (cbIndexable)
|
|
{
|
|
return GetUbName(stage, NumberFormatter.FormatInt(slot, VariableType.S32));
|
|
}
|
|
|
|
return $"{GetShaderStagePrefix(stage)}_{DefaultNames.UniformNamePrefix}{slot}_{DefaultNames.UniformNameSuffix}";
|
|
}
|
|
|
|
private static string GetUbName(ShaderStage stage, string slotExpr)
|
|
{
|
|
return $"{GetShaderStagePrefix(stage)}_{DefaultNames.UniformNamePrefix}[{slotExpr}].{DefaultNames.DataName}";
|
|
}
|
|
|
|
public static string GetSamplerName(ShaderStage stage, AstTextureOperation texOp, string indexExpr)
|
|
{
|
|
return GetSamplerName(stage, texOp.CbufSlot, texOp.Handle, texOp.Type.HasFlag(SamplerType.Indexed), indexExpr);
|
|
}
|
|
|
|
public static string GetSamplerName(ShaderStage stage, int cbufSlot, int handle, bool indexed, string indexExpr)
|
|
{
|
|
string suffix = cbufSlot < 0 ? $"_tcb_{handle:X}" : $"_cb{cbufSlot}_{handle:X}";
|
|
|
|
if (indexed)
|
|
{
|
|
suffix += $"a[{indexExpr}]";
|
|
}
|
|
|
|
return GetShaderStagePrefix(stage) + "_" + DefaultNames.SamplerNamePrefix + suffix;
|
|
}
|
|
|
|
public static string GetImageName(ShaderStage stage, AstTextureOperation texOp, string indexExpr)
|
|
{
|
|
return GetImageName(stage, texOp.CbufSlot, texOp.Handle, texOp.Format, texOp.Type.HasFlag(SamplerType.Indexed), indexExpr);
|
|
}
|
|
|
|
public static string GetImageName(
|
|
ShaderStage stage,
|
|
int cbufSlot,
|
|
int handle,
|
|
TextureFormat format,
|
|
bool indexed,
|
|
string indexExpr)
|
|
{
|
|
string suffix = cbufSlot < 0
|
|
? $"_tcb_{handle:X}_{format.ToGlslFormat()}"
|
|
: $"_cb{cbufSlot}_{handle:X}_{format.ToGlslFormat()}";
|
|
|
|
if (indexed)
|
|
{
|
|
suffix += $"a[{indexExpr}]";
|
|
}
|
|
|
|
return GetShaderStagePrefix(stage) + "_" + DefaultNames.ImageNamePrefix + suffix;
|
|
}
|
|
|
|
public static string GetShaderStagePrefix(ShaderStage stage)
|
|
{
|
|
int index = (int)stage;
|
|
|
|
if ((uint)index >= _stagePrefixes.Length)
|
|
{
|
|
return "invalid";
|
|
}
|
|
|
|
return _stagePrefixes[index];
|
|
}
|
|
|
|
private static char GetSwizzleMask(int value)
|
|
{
|
|
return "xyzw"[value];
|
|
}
|
|
|
|
public static string GetArgumentName(int argIndex)
|
|
{
|
|
return $"{DefaultNames.ArgumentNamePrefix}{argIndex}";
|
|
}
|
|
|
|
public static VariableType GetNodeDestType(CodeGenContext context, IAstNode node)
|
|
{
|
|
if (node is AstOperation operation)
|
|
{
|
|
if (operation.Inst == Instruction.LoadAttribute)
|
|
{
|
|
// Load attribute basically just returns the attribute value.
|
|
// Some built-in attributes may have different types, so we need
|
|
// to return the type based on the attribute that is being read.
|
|
if (operation.GetSource(0) is AstOperand operand && operand.Type == OperandType.Constant)
|
|
{
|
|
if (_builtInAttributes.TryGetValue(operand.Value & ~3, out BuiltInAttribute builtInAttr))
|
|
{
|
|
return builtInAttr.Type;
|
|
}
|
|
}
|
|
|
|
return OperandInfo.GetVarType(OperandType.Attribute);
|
|
}
|
|
else if (operation.Inst == Instruction.Call)
|
|
{
|
|
AstOperand funcId = (AstOperand)operation.GetSource(0);
|
|
|
|
Debug.Assert(funcId.Type == OperandType.Constant);
|
|
|
|
return context.GetFunction(funcId.Value).ReturnType;
|
|
}
|
|
else if (operation is AstTextureOperation texOp &&
|
|
(texOp.Inst == Instruction.ImageLoad ||
|
|
texOp.Inst == Instruction.ImageStore ||
|
|
texOp.Inst == Instruction.ImageAtomic))
|
|
{
|
|
return texOp.Format.GetComponentType();
|
|
}
|
|
|
|
return GetDestVarType(operation.Inst);
|
|
}
|
|
else if (node is AstOperand operand)
|
|
{
|
|
if (operand.Type == OperandType.Argument)
|
|
{
|
|
int argIndex = operand.Value;
|
|
|
|
return context.CurrentFunction.GetArgumentType(argIndex);
|
|
}
|
|
|
|
return GetOperandVarType(operand);
|
|
}
|
|
else
|
|
{
|
|
throw new ArgumentException($"Invalid node type \"{node?.GetType().Name ?? "null"}\".");
|
|
}
|
|
}
|
|
|
|
private static VariableType GetOperandVarType(AstOperand operand)
|
|
{
|
|
if (operand.Type == OperandType.Attribute)
|
|
{
|
|
if (_builtInAttributes.TryGetValue(operand.Value & ~3, out BuiltInAttribute builtInAttr))
|
|
{
|
|
return builtInAttr.Type;
|
|
}
|
|
}
|
|
|
|
return OperandInfo.GetVarType(operand);
|
|
}
|
|
}
|
|
} |