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Support multiple destination operands on shader IR and shuffle predicates (#1964)

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* Support multiple destination operands on shader IR and shuffle predicates

* Cache version change
This commit is contained in:
gdkchan 2021-01-27 20:59:47 -03:00 • committed by GitHub
parent dcce407071
commit 4b7c7dab9e
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GPG key ID: 4AEE18F83AFDEB23
16 changed files with 199 additions and 79 deletions
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11
Ryujinx.Graphics.Shader/Translation/EmitterContext.cs
View file

@ -37,6 +37,17 @@ namespace Ryujinx.Graphics.Shader.Translation
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);

16
Ryujinx.Graphics.Shader/Translation/EmitterContextInsts.cs
View file

@ -588,24 +588,24 @@ namespace Ryujinx.Graphics.Shader.Translation
return context.Add(Instruction.ShiftRightU32, Local(), a, b);
}
public static Operand Shuffle(this EmitterContext context, Operand a, Operand b, Operand c)
public static (Operand, Operand) Shuffle(this EmitterContext context, Operand a, Operand b, Operand c)
{
return context.Add(Instruction.Shuffle, Local(), a, b, c);
return context.Add(Instruction.Shuffle, (Local(), Local()), a, b, c);
}
public static Operand ShuffleDown(this EmitterContext context, Operand a, Operand b, Operand c)
public static (Operand, Operand) ShuffleDown(this EmitterContext context, Operand a, Operand b, Operand c)
{
return context.Add(Instruction.ShuffleDown, Local(), a, b, c);
return context.Add(Instruction.ShuffleDown, (Local(), Local()), a, b, c);
}
public static Operand ShuffleUp(this EmitterContext context, Operand a, Operand b, Operand c)
public static (Operand, Operand) ShuffleUp(this EmitterContext context, Operand a, Operand b, Operand c)
{
return context.Add(Instruction.ShuffleUp, Local(), a, b, c);
return context.Add(Instruction.ShuffleUp, (Local(), Local()), a, b, c);
}
public static Operand ShuffleXor(this EmitterContext context, Operand a, Operand b, Operand c)
public static (Operand, Operand) ShuffleXor(this EmitterContext context, Operand a, Operand b, Operand c)
{
return context.Add(Instruction.ShuffleXor, Local(), a, b, c);
return context.Add(Instruction.ShuffleXor, (Local(), Local()), a, b, c);
}
public static Operand StoreGlobal(this EmitterContext context, Operand a, Operand b, Operand c)

33
Ryujinx.Graphics.Shader/Translation/Optimizations/Optimizer.cs
View file

@ -64,7 +64,7 @@ namespace Ryujinx.Graphics.Shader.Translation.Optimizations
else if ((operation.Inst == Instruction.PackHalf2x16 && PropagatePack(operation)) ||
(operation.Inst == Instruction.ShuffleXor && MatchDdxOrDdy(operation)))
{
if (operation.Dest.UseOps.Count == 0)
if (DestHasNoUses(operation))
{
RemoveNode(block, node);
}
@ -260,6 +260,7 @@ namespace Ryujinx.Graphics.Shader.Translation.Optimizations
if (src.UseOps.Remove(node) && src.UseOps.Count == 0)
{
Debug.Assert(src.AsgOp != null);
nodes.Enqueue(src.AsgOp);
}
}
@ -268,7 +269,7 @@ namespace Ryujinx.Graphics.Shader.Translation.Optimizations
private static bool IsUnused(INode node)
{
return !HasSideEffects(node) && DestIsLocalVar(node) && node.Dest.UseOps.Count == 0;
return !HasSideEffects(node) && DestIsLocalVar(node) && DestHasNoUses(node);
}
private static bool HasSideEffects(INode node)
@ -298,7 +299,33 @@ namespace Ryujinx.Graphics.Shader.Translation.Optimizations
private static bool DestIsLocalVar(INode node)
{
return node.Dest != null && node.Dest.Type == OperandType.LocalVariable;
if (node.DestsCount == 0)
{
return false;
}
for (int index = 0; index < node.DestsCount; index++)
{
if (node.GetDest(index).Type != OperandType.LocalVariable)
{
return false;
}
}
return true;
}
private static bool DestHasNoUses(INode node)
{
for (int index = 0; index < node.DestsCount; index++)
{
if (node.GetDest(index).UseOps.Count != 0)
{
return false;
}
}
return true;
}
}
}

19
Ryujinx.Graphics.Shader/Translation/Ssa.cs
View file

@ -116,13 +116,18 @@ namespace Ryujinx.Graphics.Shader.Translation
operation.SetSource(index, RenameLocal(operation.GetSource(index)));
}
if (operation.Dest != null && operation.Dest.Type == OperandType.Register)
for (int index = 0; index < operation.DestsCount; index++)
{
Operand local = Local();
Operand dest = operation.GetDest(index);
localDefs[GetKeyFromRegister(operation.Dest.GetRegister())] = local;
if (dest.Type == OperandType.Register)
{
Operand local = Local();
operation.Dest = local;
localDefs[GetKeyFromRegister(dest.GetRegister())] = local;
operation.SetDest(index, local);
}
}
}
@ -185,9 +190,7 @@ namespace Ryujinx.Graphics.Shader.Translation
return operand;
}
LinkedListNode<INode> node = block.Operations.First;
while (node != null)
for (LinkedListNode<INode> node = block.Operations.First; node != null; node = node.Next)
{
if (node.Value is Operation operation)
{
@ -196,8 +199,6 @@ namespace Ryujinx.Graphics.Shader.Translation
operation.SetSource(index, RenameGlobal(operation.GetSource(index)));
}
}
node = node.Next;
}
}
}