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Add a pass to turn global memory access into storage access, and do all storage related transformations on IR

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gdk 2019-11-30 23:53:09 -03:00 • committed by Thog
parent 396768f3b4
commit 6a98c643ca
28 changed files with 532 additions and 282 deletions
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29
Ryujinx.Graphics.Shader/StructuredIr/StructuredProgram.cs
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@ -1,4 +1,5 @@
using Ryujinx.Graphics.Shader.IntermediateRepresentation;
using Ryujinx.Graphics.Shader.Translation;
using System;
using System.Collections.Generic;
@ -80,7 +81,7 @@ namespace Ryujinx.Graphics.Shader.StructuredIr
}
else if (UsesStorage(inst))
{
context.Info.SBuffers.Add(operation.Index);
AddSBufferUse(context.Info.SBuffers, operation);
}
AstAssignment assignment;
@ -159,7 +160,7 @@ namespace Ryujinx.Graphics.Shader.StructuredIr
{
if (UsesStorage(inst))
{
context.Info.SBuffers.Add(operation.Index);
AddSBufferUse(context.Info.SBuffers, operation);
}
context.AddNode(new AstOperation(inst, operation.Index, sources));
@ -170,10 +171,6 @@ namespace Ryujinx.Graphics.Shader.StructuredIr
// decide which helper functions are needed on the final generated code.
switch (operation.Inst)
{
case Instruction.LoadGlobal:
case Instruction.StoreGlobal:
context.Info.HelperFunctionsMask |= HelperFunctionsMask.GlobalMemory;
break;
case Instruction.Shuffle:
context.Info.HelperFunctionsMask |= HelperFunctionsMask.Shuffle;
break;
@ -192,6 +189,26 @@ namespace Ryujinx.Graphics.Shader.StructuredIr
}
}
private static void AddSBufferUse(HashSet<int> sBuffers, Operation operation)
{
Operand slot = operation.GetSource(0);
if (slot.Type == OperandType.Constant)
{
sBuffers.Add(slot.Value);
}
else
{
// If the value is not constant, then we don't know
// how many storage buffers are used, so we assume
// all of them are used.
for (int index = 0; index < GlobalMemory.StorageMaxCount; index++)
{
sBuffers.Add(index);
}
}
}
private static VariableType GetVarTypeFromUses(Operand dest)
{
HashSet<Operand> visited = new HashSet<Operand>();