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Use multiple dest operands for shader call instructions (#1975)

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* Use multiple dest operands for shader call instructions

* Passing opNode is no longer needed
This commit is contained in:
gdkchan 2021-01-31 21:13:38 -03:00 committed by GitHub
parent f93089a64f
commit 053dcfdb05
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GPG Key ID: 4AEE18F83AFDEB23
7 changed files with 40 additions and 45 deletions
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1
Ryujinx.Graphics.Shader/IntermediateRepresentation/Instruction.cs
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@ -32,7 +32,6 @@ namespace Ryujinx.Graphics.Shader.IntermediateRepresentation
BranchIfFalse,
BranchIfTrue,
Call,
CallOutArgument,
Ceiling,
Clamp,
ClampU32,

23
Ryujinx.Graphics.Shader/IntermediateRepresentation/Operation.cs
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@ -1,4 +1,5 @@
using System;
using System.Diagnostics;
namespace Ryujinx.Graphics.Shader.IntermediateRepresentation
{
@ -96,7 +97,27 @@ namespace Ryujinx.Graphics.Shader.IntermediateRepresentation
Index = index;
}
public void AppendOperands(params Operand[] operands)
public void AppendDests(Operand[] operands)
{
int startIndex = _dests.Length;
Array.Resize(ref _dests, startIndex + operands.Length);
for (int index = 0; index < operands.Length; index++)
{
Operand dest = operands[index];
if (dest != null && dest.Type == OperandType.LocalVariable)
{
Debug.Assert(dest.AsgOp == null);
dest.AsgOp = this;
}
_dests[startIndex + index] = dest;
}
}
public void AppendSources(Operand[] operands)
{
int startIndex = _sources.Length;

35
Ryujinx.Graphics.Shader/StructuredIr/StructuredProgram.cs
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@ -51,9 +51,9 @@ namespace Ryujinx.Graphics.Shader.StructuredIr
{
context.LeaveBlock(block, operation);
}
else if (operation.Inst != Instruction.CallOutArgument)
else
{
AddOperation(context, opNode);
AddOperation(context, operation);
}
}
}
@ -68,32 +68,13 @@ namespace Ryujinx.Graphics.Shader.StructuredIr
return context.Info;
}
private static void AddOperation(StructuredProgramContext context, LinkedListNode<INode> opNode)
private static void AddOperation(StructuredProgramContext context, Operation operation)
{
Operation operation = (Operation)opNode.Value;
Instruction inst = operation.Inst;
bool isCall = inst == Instruction.Call;
int sourcesCount = operation.SourcesCount;
int outDestsCount = operation.DestsCount != 0 ? operation.DestsCount - 1 : 0;
List<Operand> callOutOperands = new List<Operand>();
if (isCall)
{
LinkedListNode<INode> scan = opNode.Next;
while (scan != null && scan.Value is Operation nextOp && nextOp.Inst == Instruction.CallOutArgument)
{
callOutOperands.Add(nextOp.Dest);
scan = scan.Next;
}
sourcesCount += callOutOperands.Count;
}
IAstNode[] sources = new IAstNode[sourcesCount + outDestsCount];
for (int index = 0; index < operation.SourcesCount; index++)
@ -101,16 +82,6 @@ namespace Ryujinx.Graphics.Shader.StructuredIr
sources[index] = context.GetOperandUse(operation.GetSource(index));
}
if (isCall)
{
for (int index = 0; index < callOutOperands.Count; index++)
{
sources[operation.SourcesCount + index] = context.GetOperandDef(callOutOperands[index]);
}
callOutOperands.Clear();
}
for (int index = 0; index < outDestsCount; index++)
{
AstOperand oper = context.GetOperandDef(operation.GetDest(1 + index));

9
Ryujinx.Graphics.Shader/Translation/Optimizations/Optimizer.cs
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@ -289,7 +289,6 @@ namespace Ryujinx.Graphics.Shader.Translation.Optimizations
case Instruction.AtomicSwap:
case Instruction.AtomicXor:
case Instruction.Call:
case Instruction.CallOutArgument:
return true;
}
}
@ -306,7 +305,9 @@ namespace Ryujinx.Graphics.Shader.Translation.Optimizations
for (int index = 0; index < node.DestsCount; index++)
{
if (node.GetDest(index).Type != OperandType.LocalVariable)
Operand dest = node.GetDest(index);
if (dest != null && dest.Type != OperandType.LocalVariable)
{
return false;
}
@ -319,7 +320,9 @@ namespace Ryujinx.Graphics.Shader.Translation.Optimizations
{
for (int index = 0; index < node.DestsCount; index++)
{
if (node.GetDest(index).UseOps.Count != 0)
Operand dest = node.GetDest(index);
if (dest != null && dest.UseOps.Count != 0)
{
return false;
}

14
Ryujinx.Graphics.Shader/Translation/RegisterUsage.cs
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@ -299,21 +299,23 @@ namespace Ryujinx.Graphics.Shader.Translation
var fru = frus[funcId.Value];
Operand[] regs = new Operand[fru.InArguments.Length];
Operand[] inRegs = new Operand[fru.InArguments.Length];
for (int i = 0; i < fru.InArguments.Length; i++)
{
regs[i] = OperandHelper.Register(fru.InArguments[i]);
inRegs[i] = OperandHelper.Register(fru.InArguments[i]);
}
operation.AppendOperands(regs);
operation.AppendSources(inRegs);
Operand[] outRegs = new Operand[1 + fru.OutArguments.Length];
for (int i = 0; i < fru.OutArguments.Length; i++)
{
Operation callOutArgOp = new Operation(Instruction.CallOutArgument, OperandHelper.Register(fru.OutArguments[i]));
node = block.Operations.AddAfter(node, callOutArgOp);
outRegs[1 + i] = OperandHelper.Register(fru.OutArguments[i]);
}
operation.AppendDests(outRegs);
}
}
}

2
Ryujinx.Graphics.Shader/Translation/Ssa.cs
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@ -120,7 +120,7 @@ namespace Ryujinx.Graphics.Shader.Translation
{
Operand dest = operation.GetDest(index);
if (dest.Type == OperandType.Register)
if (dest != null && dest.Type == OperandType.Register)
{
Operand local = Local();

1
Ryujinx.Graphics.Shader/Translation/Translator.cs
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@ -88,7 +88,6 @@ namespace Ryujinx.Graphics.Shader.Translation
RegisterUsage.FixupCalls(cfg.Blocks, frus);
Dominance.FindDominators(cfg);
Dominance.FindDominanceFrontiers(cfg.Blocks);
Ssa.Rename(cfg.Blocks);