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Implement CSET and CSETP shader instructions (#4318)

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* Implement CSET and CSETP shader instructions

* Shader cache version bump

* Fix CC.HI
This commit is contained in:
gdkchan 2023-01-21 12:18:05 -03:00 committed by GitHub
parent 2747f12591
commit 6adf15e479
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GPG key ID: 4AEE18F83AFDEB23
6 changed files with 90 additions and 42 deletions
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2
Ryujinx.Graphics.Gpu/Shader/DiskCache/DiskCacheHostStorage.cs
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@ -22,7 +22,7 @@ namespace Ryujinx.Graphics.Gpu.Shader.DiskCache
private const ushort FileFormatVersionMajor = 1;
private const ushort FileFormatVersionMinor = 2;
private const uint FileFormatVersionPacked = ((uint)FileFormatVersionMajor << 16) | FileFormatVersionMinor;
private const uint CodeGenVersion = 3939;
private const uint CodeGenVersion = 4318;
private const string SharedTocFileName = "shared.toc";
private const string SharedDataFileName = "shared.data";

1
Ryujinx.Graphics.Shader/Decoders/InstDecoders.cs
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@ -91,6 +91,7 @@ namespace Ryujinx.Graphics.Shader.Decoders
Neu = 13,
Geu = 14,
T = 15,
Off = 16,
Lo = 17,
Sff = 18,
Ls = 19,

7
Ryujinx.Graphics.Shader/Instructions/InstEmit.cs
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@ -54,13 +54,6 @@ namespace Ryujinx.Graphics.Shader.Instructions
context.Config.GpuAccessor.Log("Shader instruction Cctlt is not implemented.");
}
public static void Cset(EmitterContext context)
{
InstCset op = context.GetOp<InstCset>();
context.Config.GpuAccessor.Log("Shader instruction Cset is not implemented.");
}
public static void Cs2r(EmitterContext context)
{
InstCs2r op = context.GetOp<InstCs2r>();

87
Ryujinx.Graphics.Shader/Instructions/InstEmitConditionCode.cs Normal file
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@ -0,0 +1,87 @@
using Ryujinx.Graphics.Shader.Decoders;
using Ryujinx.Graphics.Shader.IntermediateRepresentation;
using Ryujinx.Graphics.Shader.Translation;
using static Ryujinx.Graphics.Shader.Instructions.InstEmitAluHelper;
using static Ryujinx.Graphics.Shader.Instructions.InstEmitHelper;
using static Ryujinx.Graphics.Shader.IntermediateRepresentation.OperandHelper;
namespace Ryujinx.Graphics.Shader.Instructions
{
static partial class InstEmit
{
public static void Cset(EmitterContext context)
{
InstCset op = context.GetOp<InstCset>();
Operand res = GetCondition(context, op.Ccc);
Operand srcPred = GetPredicate(context, op.SrcPred, op.SrcPredInv);
res = GetPredLogicalOp(context, op.Bop, res, srcPred);
Operand dest = GetDest(op.Dest);
if (op.BVal)
{
context.Copy(dest, context.ConditionalSelect(res, ConstF(1), Const(0)));
}
else
{
context.Copy(dest, res);
}
// TODO: CC.
}
public static void Csetp(EmitterContext context)
{
InstCsetp op = context.GetOp<InstCsetp>();
Operand p0Res = GetCondition(context, op.Ccc);
Operand p1Res = context.BitwiseNot(p0Res);
Operand srcPred = GetPredicate(context, op.SrcPred, op.SrcPredInv);
p0Res = GetPredLogicalOp(context, op.Bop, p0Res, srcPred);
p1Res = GetPredLogicalOp(context, op.Bop, p1Res, srcPred);
context.Copy(Register(op.DestPred, RegisterType.Predicate), p0Res);
context.Copy(Register(op.DestPredInv, RegisterType.Predicate), p1Res);
// TODO: CC.
}
private static Operand GetCondition(EmitterContext context, Ccc cond, int defaultCond = IrConsts.True)
{
return cond switch
{
Ccc.F => Const(IrConsts.False),
Ccc.Lt => context.BitwiseExclusiveOr(context.BitwiseAnd(GetNF(), context.BitwiseNot(GetZF())), GetVF()),
Ccc.Eq => context.BitwiseAnd(context.BitwiseNot(GetNF()), GetZF()),
Ccc.Le => context.BitwiseExclusiveOr(GetNF(), context.BitwiseOr(GetZF(), GetVF())),
Ccc.Gt => context.BitwiseNot(context.BitwiseOr(context.BitwiseExclusiveOr(GetNF(), GetVF()), GetZF())),
Ccc.Ne => context.BitwiseNot(GetZF()),
Ccc.Ge => context.BitwiseNot(context.BitwiseExclusiveOr(GetNF(), GetVF())),
Ccc.Num => context.BitwiseNot(context.BitwiseAnd(GetNF(), GetZF())),
Ccc.Nan => context.BitwiseAnd(GetNF(), GetZF()),
Ccc.Ltu => context.BitwiseExclusiveOr(GetNF(), GetVF()),
Ccc.Equ => GetZF(),
Ccc.Leu => context.BitwiseOr(context.BitwiseExclusiveOr(GetNF(), GetVF()), GetZF()),
Ccc.Gtu => context.BitwiseExclusiveOr(context.BitwiseNot(GetNF()), context.BitwiseOr(GetVF(), GetZF())),
Ccc.Neu => context.BitwiseOr(GetNF(), context.BitwiseNot(GetZF())),
Ccc.Geu => context.BitwiseExclusiveOr(context.BitwiseOr(context.BitwiseNot(GetNF()), GetZF()), GetVF()),
Ccc.T => Const(IrConsts.True),
Ccc.Off => context.BitwiseNot(GetVF()),
Ccc.Lo => context.BitwiseNot(GetCF()),
Ccc.Sff => context.BitwiseNot(GetNF()),
Ccc.Ls => context.BitwiseOr(GetZF(), context.BitwiseNot(GetCF())),
Ccc.Hi => context.BitwiseAnd(GetCF(), context.BitwiseNot(GetZF())),
Ccc.Sft => GetNF(),
Ccc.Hs => GetCF(),
Ccc.Oft => GetVF(),
Ccc.Rle => context.BitwiseOr(GetNF(), GetZF()),
Ccc.Rgt => context.BitwiseNot(context.BitwiseOr(GetNF(), GetZF())),
_ => Const(defaultCond)
};
}
}
}

16
Ryujinx.Graphics.Shader/Instructions/InstEmitFlowControl.cs
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@ -318,21 +318,5 @@ namespace Ryujinx.Graphics.Shader.Instructions
context.BranchIfTrue(label, pred);
}
}
private static Operand GetCondition(EmitterContext context, Ccc cond, int defaultCond = IrConsts.True)
{
// TODO: More condition codes, figure out how they work.
switch (cond)
{
case Ccc.Eq:
case Ccc.Equ:
return GetZF();
case Ccc.Ne:
case Ccc.Neu:
return context.BitwiseNot(GetZF());
}
return Const(defaultCond);
}
}
}

17
Ryujinx.Graphics.Shader/Instructions/InstEmitIntegerComparison.cs
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@ -11,23 +11,6 @@ namespace Ryujinx.Graphics.Shader.Instructions
{
static partial class InstEmit
{
public static void Csetp(EmitterContext context)
{
InstCsetp op = context.GetOp<InstCsetp>();
// TODO: Implement that properly.
Operand p0Res = Const(IrConsts.True);
Operand p1Res = context.BitwiseNot(p0Res);
Operand srcPred = GetPredicate(context, op.SrcPred, op.SrcPredInv);
p0Res = GetPredLogicalOp(context, op.Bop, p0Res, srcPred);
p1Res = GetPredLogicalOp(context, op.Bop, p1Res, srcPred);
context.Copy(Register(op.DestPred, RegisterType.Predicate), p0Res);
context.Copy(Register(op.DestPredInv, RegisterType.Predicate), p1Res);
}
public static void IcmpR(EmitterContext context)
{
InstIcmpR op = context.GetOp<InstIcmpR>();