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Implement PRMT shader instruction

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This commit is contained in:
gdkchan
2026-09-13 21:39:52 -05:00
committed by KeatonTheBot
parent 4315f4795e
commit a8b5501253
3 changed files with 89 additions and 54 deletions
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src/Ryujinx.Graphics.Shader/Decoders/InstDecoders.cs
+1
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@@ -522,6 +522,7 @@ namespace Ryujinx.Graphics.Shader.Decoders
enum PMode
{
Idx = 0,
F4e = 1,
B4e = 2,
Rc8 = 3,
src/Ryujinx.Graphics.Shader/Instructions/InstEmit.cs
-28
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@@ -215,34 +215,6 @@ namespace Ryujinx.Graphics.Shader.Instructions
context.TranslatorContext.GpuAccessor.Log("Shader instruction Pret is not implemented.");
}
public static void PrmtR(EmitterContext context)
{
context.GetOp<InstPrmtR>();
context.TranslatorContext.GpuAccessor.Log("Shader instruction PrmtR is not implemented.");
}
public static void PrmtI(EmitterContext context)
{
context.GetOp<InstPrmtI>();
context.TranslatorContext.GpuAccessor.Log("Shader instruction PrmtI is not implemented.");
}
public static void PrmtC(EmitterContext context)
{
context.GetOp<InstPrmtC>();
context.TranslatorContext.GpuAccessor.Log("Shader instruction PrmtC is not implemented.");
}
public static void PrmtRc(EmitterContext context)
{
context.GetOp<InstPrmtRc>();
context.TranslatorContext.GpuAccessor.Log("Shader instruction PrmtRc is not implemented.");
}
public static void R2b(EmitterContext context)
{
context.GetOp<InstR2b>();
src/Ryujinx.Graphics.Shader/Instructions/InstEmitMove.cs
+88 -26
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@@ -1,7 +1,7 @@
using Ryujinx.Graphics.Shader.Decoders;
using Ryujinx.Graphics.Shader.IntermediateRepresentation;
using Ryujinx.Graphics.Shader.Translation;
using System;
using static Ryujinx.Graphics.Shader.Instructions.InstEmitHelper;
using static Ryujinx.Graphics.Shader.IntermediateRepresentation.OperandHelper;
@@ -37,6 +37,38 @@ namespace Ryujinx.Graphics.Shader.Instructions
context.Copy(GetDest(op.Dest), GetSrcImm(context, op.Imm32));
}
public static void PrmtR(EmitterContext context)
{
context.GetOp<InstPrmtR>();
context.TranslatorContext.GpuAccessor.Log("Shader instruction PrmtR is not implemented.");
}
public static void PrmtI(EmitterContext context)
{
InstPrmtI op = context.GetOp<InstPrmtI>();
Operand op1 = GetSrcReg(context, op.SrcA);
Operand control = GetSrcImm(context, op.Imm20);
Operand op2 = GetSrcReg(context, op.SrcC);
EmitPrmt(context, op1, control, op2, op.PMode, op.Dest);
}
public static void PrmtC(EmitterContext context)
{
context.GetOp<InstPrmtC>();
context.TranslatorContext.GpuAccessor.Log("Shader instruction PrmtC is not implemented.");
}
public static void PrmtRc(EmitterContext context)
{
context.GetOp<InstPrmtRc>();
context.TranslatorContext.GpuAccessor.Log("Shader instruction PrmtRc is not implemented.");
}
public static void R2pR(EmitterContext context)
{
InstR2pR op = context.GetOp<InstR2pR>();
@@ -169,6 +201,39 @@ namespace Ryujinx.Graphics.Shader.Instructions
context.Copy(GetDest(op.Dest), src);
}
public static void SelR(EmitterContext context)
{
InstSelR op = context.GetOp<InstSelR>();
Operand srcA = GetSrcReg(context, op.SrcA);
Operand srcB = GetSrcReg(context, op.SrcB);
Operand srcPred = GetPredicate(context, op.SrcPred, op.SrcPredInv);
EmitSel(context, srcA, srcB, srcPred, op.Dest);
}
public static void SelI(EmitterContext context)
{
InstSelI op = context.GetOp<InstSelI>();
Operand srcA = GetSrcReg(context, op.SrcA);
Operand srcB = GetSrcImm(context, Imm20ToSInt(op.Imm20));
Operand srcPred = GetPredicate(context, op.SrcPred, op.SrcPredInv);
EmitSel(context, srcA, srcB, srcPred, op.Dest);
}
public static void SelC(EmitterContext context)
{
InstSelC op = context.GetOp<InstSelC>();
Operand srcA = GetSrcReg(context, op.SrcA);
Operand srcB = GetSrcCbuf(context, op.CbufSlot, op.CbufOffset);
Operand srcPred = GetPredicate(context, op.SrcPred, op.SrcPredInv);
EmitSel(context, srcA, srcB, srcPred, op.Dest);
}
private static Operand EmitLoadSubgroupLaneId(EmitterContext context)
{
if (context.TranslatorContext.GpuAccessor.QueryHostSubgroupSize() <= 32)
@@ -215,37 +280,34 @@ namespace Ryujinx.Graphics.Shader.Instructions
}
}
public static void SelR(EmitterContext context)
private static void EmitPrmt(EmitterContext context, Operand op1, Operand control, Operand op2, PMode pMode, int rd)
{
InstSelR op = context.GetOp<InstSelR>();
if (pMode == PMode.Idx)
{
Operand res = Const(0);
Operand srcA = GetSrcReg(context, op.SrcA);
Operand srcB = GetSrcReg(context, op.SrcB);
Operand srcPred = GetPredicate(context, op.SrcPred, op.SrcPredInv);
for (int b = 0; b < 4; b++)
{
Operand sel = context.ShiftRightU32(control, Const(b * 4));
Operand byteSel = context.BitwiseAnd(sel, Const(7));
Operand copySign = context.BitwiseAnd(sel, Const(8));
EmitSel(context, srcA, srcB, srcPred, op.Dest);
}
Operand srcOp = context.ConditionalSelect(context.BitwiseAnd(byteSel, Const(4)), op2, op1);
Operand srcValue = context.ShiftRightU32(srcOp, context.ShiftLeft(context.BitwiseAnd(byteSel, Const(3)), Const(3)));
Operand srcSign = context.ShiftRightS32(context.ShiftLeft(srcValue, Const(24)), Const(31));
public static void SelI(EmitterContext context)
{
InstSelI op = context.GetOp<InstSelI>();
srcValue = context.ConditionalSelect(copySign, srcSign, srcValue);
srcValue = context.BitwiseAnd(srcValue, Const(0xff));
Operand srcA = GetSrcReg(context, op.SrcA);
Operand srcB = GetSrcImm(context, Imm20ToSInt(op.Imm20));
Operand srcPred = GetPredicate(context, op.SrcPred, op.SrcPredInv);
res = context.BitfieldInsert(res, srcValue, Const(b * 8), Const(8));
}
EmitSel(context, srcA, srcB, srcPred, op.Dest);
}
public static void SelC(EmitterContext context)
{
InstSelC op = context.GetOp<InstSelC>();
Operand srcA = GetSrcReg(context, op.SrcA);
Operand srcB = GetSrcCbuf(context, op.CbufSlot, op.CbufOffset);
Operand srcPred = GetPredicate(context, op.SrcPred, op.SrcPredInv);
EmitSel(context, srcA, srcB, srcPred, op.Dest);
context.Copy(GetDest(rd), res);
}
else
{
throw new NotImplementedException(pMode.ToString());
}
}
private static void EmitR2p(EmitterContext context, Operand value, Operand mask, ByteSel byteSel, bool ccpr)