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Move shader resource descriptor creation out of the backend (#2290)

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* Move shader resource descriptor creation out of the backend

* Remove now unused code, and other nits

* Shader cache version bump

* Nits

* Set format for bindless image load/store

* Fix buffer write flag
This commit is contained in:
gdkchan 2021-05-19 18:15:26 -03:00 • committed by GitHub
parent b5c72b44de
commit 49745cfa37
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GPG key ID: 4AEE18F83AFDEB23
25 changed files with 565 additions and 516 deletions
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72
Ryujinx.Graphics.Shader/CodeGen/Glsl/Instructions/InstGenMemory.cs
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@ -56,7 +56,6 @@ namespace Ryujinx.Graphics.Shader.CodeGen.Glsl.Instructions
string ApplyScaling(string vector)
{
int index = context.FindImageDescriptorIndex(texOp);
TextureUsageFlags flags = TextureUsageFlags.NeedsScaleValue;
if ((context.Config.Stage == ShaderStage.Fragment || context.Config.Stage == ShaderStage.Compute) &&
texOp.Inst == Instruction.ImageLoad &&
@ -64,7 +63,7 @@ namespace Ryujinx.Graphics.Shader.CodeGen.Glsl.Instructions
!isIndexed)
{
// Image scales start after texture ones.
int scaleIndex = context.TextureDescriptors.Count + index;
int scaleIndex = context.Config.GetTextureDescriptors().Length + index;
if (pCount == 3 && isArray)
{
@ -75,19 +74,6 @@ namespace Ryujinx.Graphics.Shader.CodeGen.Glsl.Instructions
{
vector = "Helper_TexelFetchScale(" + vector + ", " + scaleIndex + ")";
}
else
{
flags |= TextureUsageFlags.ResScaleUnsupported;
}
}
else
{
flags |= TextureUsageFlags.ResScaleUnsupported;
}
if (!isBindless)
{
context.ImageDescriptors[index] = context.ImageDescriptors[index].SetFlag(flags);
}
return vector;
@ -112,7 +98,6 @@ namespace Ryujinx.Graphics.Shader.CodeGen.Glsl.Instructions
if (texOp.Inst == Instruction.ImageStore)
{
int texIndex = context.FindImageDescriptorIndex(texOp);
context.ImageDescriptors[texIndex] = context.ImageDescriptors[texIndex].SetFlag(TextureUsageFlags.ImageStore);
VariableType type = texOp.Format.GetComponentType();
@ -176,12 +161,12 @@ namespace Ryujinx.Graphics.Shader.CodeGen.Glsl.Instructions
if (src1 is AstOperand oper && oper.Type == OperandType.Constant)
{
return OperandManager.GetConstantBufferName(oper.Value, offsetExpr, context.Config.Stage, context.CbIndexable);
bool cbIndexable = context.Config.UsedFeatures.HasFlag(Translation.FeatureFlags.CbIndexing);
return OperandManager.GetConstantBufferName(oper.Value, offsetExpr, context.Config.Stage, cbIndexable);
}
else
{
string slotExpr = GetSoureExpr(context, src1, GetSrcVarType(operation.Inst, 0));
return OperandManager.GetConstantBufferName(slotExpr, offsetExpr, context.Config.Stage);
}
}
@ -205,7 +190,7 @@ namespace Ryujinx.Graphics.Shader.CodeGen.Glsl.Instructions
return $"{arrayName}[{offsetExpr}]";
}
public static string LoadStorage(CodeGenContext context, AstOperation operation, bool forAtomic = false)
public static string LoadStorage(CodeGenContext context, AstOperation operation)
{
IAstNode src1 = operation.GetSource(0);
IAstNode src2 = operation.GetSource(1);
@ -213,11 +198,6 @@ namespace Ryujinx.Graphics.Shader.CodeGen.Glsl.Instructions
string indexExpr = GetSoureExpr(context, src1, GetSrcVarType(operation.Inst, 0));
string offsetExpr = GetSoureExpr(context, src2, GetSrcVarType(operation.Inst, 1));
if (forAtomic)
{
SetStorageWriteFlag(context, src1, context.Config.Stage);
}
return GetStorageBufferAccessor(indexExpr, offsetExpr, context.Config.Stage);
}
@ -306,7 +286,6 @@ namespace Ryujinx.Graphics.Shader.CodeGen.Glsl.Instructions
string src = TypeConversion.ReinterpretCast(context, src3, srcType, VariableType.U32);
SetStorageWriteFlag(context, src1, context.Config.Stage);
string sb = GetStorageBufferAccessor(indexExpr, offsetExpr, context.Config.Stage);
return $"{sb} = {src}";
@ -471,7 +450,6 @@ namespace Ryujinx.Graphics.Shader.CodeGen.Glsl.Instructions
if (intCoords)
{
int index = context.FindTextureDescriptorIndex(texOp);
TextureUsageFlags flags = TextureUsageFlags.NeedsScaleValue;
if ((context.Config.Stage == ShaderStage.Fragment || context.Config.Stage == ShaderStage.Compute) &&
!isBindless &&
@ -486,22 +464,6 @@ namespace Ryujinx.Graphics.Shader.CodeGen.Glsl.Instructions
{
vector = "Helper_TexelFetchScale(" + vector + ", " + index + ")";
}
else
{
flags |= TextureUsageFlags.ResScaleUnsupported;
}
}
else
{
// Resolution scaling cannot be applied to this texture right now.
// Flag so that we know to blacklist scaling on related textures when binding them.
flags |= TextureUsageFlags.ResScaleUnsupported;
}
if (!isBindless)
{
context.TextureDescriptors[index] = context.TextureDescriptors[index].SetFlag(flags);
}
}
@ -638,32 +600,6 @@ namespace Ryujinx.Graphics.Shader.CodeGen.Glsl.Instructions
}
}
private static void SetStorageWriteFlag(CodeGenContext context, IAstNode indexExpr, ShaderStage stage)
{
// Attempt to find a BufferDescriptor with the given index.
// If it cannot be resolved or is not constant, assume that the slot expression could potentially index any of them,
// and set the flag on all storage buffers.
int index = -1;
if (indexExpr is AstOperand operand && operand.Type == OperandType.Constant)
{
index = context.SBufferDescriptors.FindIndex(buffer => buffer.Slot == operand.Value);
}
if (index != -1)
{
context.SBufferDescriptors[index] = context.SBufferDescriptors[index].SetFlag(BufferUsageFlags.Write);
}
else
{
for (int i = 0; i < context.SBufferDescriptors.Count; i++)
{
context.SBufferDescriptors[i] = context.SBufferDescriptors[i].SetFlag(BufferUsageFlags.Write);
}
}
}
private static string GetStorageBufferAccessor(string slotExpr, string offsetExpr, ShaderStage stage)
{
string sbName = OperandManager.GetShaderStagePrefix(stage);