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Rewrite shader decoding stage (#2698)

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* Rewrite shader decoding stage

* Fix P2R constant buffer encoding

* Fix PSET/PSETP

* PR feedback

* Log unimplemented shader instructions

* Implement NOP

* Remove using

* PR feedback
This commit is contained in:
gdkchan 2021-10-12 17:35:31 -03:00 • committed by GitHub
parent 0510fde25a
commit a7109c767b
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168 changed files with 12022 additions and 6388 deletions
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70
Ryujinx.Graphics.Shader/Instructions/InstEmitFloatMinMax.cs Normal file
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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;
namespace Ryujinx.Graphics.Shader.Instructions
{
static partial class InstEmit
{
public static void FmnmxR(EmitterContext context)
{
InstFmnmxR op = context.GetOp<InstFmnmxR>();
var srcA = GetSrcReg(context, op.SrcA);
var srcB = GetSrcReg(context, op.SrcB);
var srcPred = GetPredicate(context, op.SrcPred, op.SrcPredInv);
EmitFmnmx(context, srcA, srcB, srcPred, op.Dest, op.AbsA, op.AbsB, op.NegA, op.NegB, op.WriteCC);
}
public static void FmnmxI(EmitterContext context)
{
InstFmnmxI op = context.GetOp<InstFmnmxI>();
var srcA = GetSrcReg(context, op.SrcA);
var srcB = GetSrcImm(context, Imm20ToFloat(op.Imm20));
var srcPred = GetPredicate(context, op.SrcPred, op.SrcPredInv);
EmitFmnmx(context, srcA, srcB, srcPred, op.Dest, op.AbsA, op.AbsB, op.NegA, op.NegB, op.WriteCC);
}
public static void FmnmxC(EmitterContext context)
{
InstFmnmxC op = context.GetOp<InstFmnmxC>();
var srcA = GetSrcReg(context, op.SrcA);
var srcB = GetSrcCbuf(context, op.CbufSlot, op.CbufOffset);
var srcPred = GetPredicate(context, op.SrcPred, op.SrcPredInv);
EmitFmnmx(context, srcA, srcB, srcPred, op.Dest, op.AbsA, op.AbsB, op.NegA, op.NegB, op.WriteCC);
}
private static void EmitFmnmx(
EmitterContext context,
Operand srcA,
Operand srcB,
Operand srcPred,
int rd,
bool absoluteA,
bool absoluteB,
bool negateA,
bool negateB,
bool writeCC)
{
srcA = context.FPAbsNeg(srcA, absoluteA, negateA);
srcB = context.FPAbsNeg(srcB, absoluteB, negateB);
Operand resMin = context.FPMinimum(srcA, srcB);
Operand resMax = context.FPMaximum(srcA, srcB);
Operand dest = GetDest(rd);
context.Copy(dest, context.ConditionalSelect(srcPred, resMin, resMax));
SetFPZnFlags(context, dest, writeCC);
}
}
}