mirror of
https://github.com/Ryujinx/Ryujinx.git
synced 2024-12-23 19:11:21 -08:00
a7109c767b
* Rewrite shader decoding stage * Fix P2R constant buffer encoding * Fix PSET/PSETP * PR feedback * Log unimplemented shader instructions * Implement NOP * Remove using * PR feedback
167 lines
5.5 KiB
C#
167 lines
5.5 KiB
C#
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
|
|
{
|
|
private const int PT = RegisterConsts.PredicateTrueIndex;
|
|
|
|
public static void LopR(EmitterContext context)
|
|
{
|
|
InstLopR op = context.GetOp<InstLopR>();
|
|
|
|
var srcA = GetSrcReg(context, op.SrcA);
|
|
var srcB = GetSrcReg(context, op.SrcB);
|
|
|
|
EmitLop(context, op.Lop, op.PredicateOp, srcA, srcB, op.Dest, op.DestPred, op.NegA, op.NegB, op.X, op.WriteCC);
|
|
}
|
|
|
|
public static void LopI(EmitterContext context)
|
|
{
|
|
InstLopI op = context.GetOp<InstLopI>();
|
|
|
|
var srcA = GetSrcReg(context, op.SrcA);
|
|
var srcB = GetSrcImm(context, Imm20ToSInt(op.Imm20));
|
|
|
|
EmitLop(context, op.LogicOp, op.PredicateOp, srcA, srcB, op.Dest, op.DestPred, op.NegA, op.NegB, op.X, op.WriteCC);
|
|
}
|
|
|
|
public static void LopC(EmitterContext context)
|
|
{
|
|
InstLopC op = context.GetOp<InstLopC>();
|
|
|
|
var srcA = GetSrcReg(context, op.SrcA);
|
|
var srcB = GetSrcCbuf(context, op.CbufSlot, op.CbufOffset);
|
|
|
|
EmitLop(context, op.LogicOp, op.PredicateOp, srcA, srcB, op.Dest, op.DestPred, op.NegA, op.NegB, op.X, op.WriteCC);
|
|
}
|
|
|
|
public static void Lop32i(EmitterContext context)
|
|
{
|
|
InstLop32i op = context.GetOp<InstLop32i>();
|
|
|
|
var srcA = GetSrcReg(context, op.SrcA);
|
|
var srcB = GetSrcImm(context, op.Imm32);
|
|
|
|
EmitLop(context, op.LogicOp, PredicateOp.F, srcA, srcB, op.Dest, PT, op.NegA, op.NegB, op.X, op.WriteCC);
|
|
}
|
|
|
|
public static void Lop3R(EmitterContext context)
|
|
{
|
|
InstLop3R op = context.GetOp<InstLop3R>();
|
|
|
|
var srcA = GetSrcReg(context, op.SrcA);
|
|
var srcB = GetSrcReg(context, op.SrcB);
|
|
var srcC = GetSrcReg(context, op.SrcC);
|
|
|
|
EmitLop3(context, op.Imm, op.PredicateOp, srcA, srcB, srcC, op.Dest, op.DestPred, op.X, op.WriteCC);
|
|
}
|
|
|
|
public static void Lop3I(EmitterContext context)
|
|
{
|
|
InstLop3I op = context.GetOp<InstLop3I>();
|
|
|
|
var srcA = GetSrcReg(context, op.SrcA);
|
|
var srcB = GetSrcImm(context, Imm20ToSInt(op.Imm20));
|
|
var srcC = GetSrcReg(context, op.SrcC);
|
|
|
|
EmitLop3(context, op.Imm, PredicateOp.F, srcA, srcB, srcC, op.Dest, PT, false, op.WriteCC);
|
|
}
|
|
|
|
public static void Lop3C(EmitterContext context)
|
|
{
|
|
InstLop3C op = context.GetOp<InstLop3C>();
|
|
|
|
var srcA = GetSrcReg(context, op.SrcA);
|
|
var srcB = GetSrcCbuf(context, op.CbufSlot, op.CbufOffset);
|
|
var srcC = GetSrcReg(context, op.SrcC);
|
|
|
|
EmitLop3(context, op.Imm, PredicateOp.F, srcA, srcB, srcC, op.Dest, PT, false, op.WriteCC);
|
|
}
|
|
|
|
private static void EmitLop(
|
|
EmitterContext context,
|
|
LogicOp logicOp,
|
|
PredicateOp predOp,
|
|
Operand srcA,
|
|
Operand srcB,
|
|
int rd,
|
|
int destPred,
|
|
bool invertA,
|
|
bool invertB,
|
|
bool extended,
|
|
bool writeCC)
|
|
{
|
|
srcA = context.BitwiseNot(srcA, invertA);
|
|
srcB = context.BitwiseNot(srcB, invertB);
|
|
|
|
Operand res = logicOp switch
|
|
{
|
|
LogicOp.And => res = context.BitwiseAnd(srcA, srcB),
|
|
LogicOp.Or => res = context.BitwiseOr(srcA, srcB),
|
|
LogicOp.Xor => res = context.BitwiseExclusiveOr(srcA, srcB),
|
|
_ => srcB
|
|
};
|
|
|
|
EmitLopPredWrite(context, res, predOp, destPred);
|
|
|
|
context.Copy(GetDest(rd), res);
|
|
|
|
SetZnFlags(context, res, writeCC, extended);
|
|
}
|
|
|
|
private static void EmitLop3(
|
|
EmitterContext context,
|
|
int truthTable,
|
|
PredicateOp predOp,
|
|
Operand srcA,
|
|
Operand srcB,
|
|
Operand srcC,
|
|
int rd,
|
|
int destPred,
|
|
bool extended,
|
|
bool writeCC)
|
|
{
|
|
Operand res = Lop3Expression.GetFromTruthTable(context, srcA, srcB, srcC, truthTable);
|
|
|
|
EmitLopPredWrite(context, res, predOp, destPred);
|
|
|
|
context.Copy(GetDest(rd), res);
|
|
|
|
SetZnFlags(context, res, writeCC, extended);
|
|
}
|
|
|
|
private static void EmitLopPredWrite(EmitterContext context, Operand result, PredicateOp predOp, int pred)
|
|
{
|
|
if (pred != RegisterConsts.PredicateTrueIndex)
|
|
{
|
|
Operand pRes;
|
|
|
|
if (predOp == PredicateOp.F)
|
|
{
|
|
pRes = Const(IrConsts.False);
|
|
}
|
|
else if (predOp == PredicateOp.T)
|
|
{
|
|
pRes = Const(IrConsts.True);
|
|
}
|
|
else if (predOp == PredicateOp.Z)
|
|
{
|
|
pRes = context.ICompareEqual(result, Const(0));
|
|
}
|
|
else /* if (predOp == Pop.Nz) */
|
|
{
|
|
pRes = context.ICompareNotEqual(result, Const(0));
|
|
}
|
|
|
|
context.Copy(Register(pred, RegisterType.Predicate), pRes);
|
|
}
|
|
}
|
|
}
|
|
} |