public static void Psetp(ShaderIrBlock Block, long OpCode)
{
bool NegA = ((OpCode >> 15) & 1) != 0;
bool NegB = ((OpCode >> 32) & 1) != 0;
bool NegP = ((OpCode >> 42) & 1) != 0;
ShaderIrInst LopInst = GetBLop24(OpCode);
ShaderIrNode OperA = GetOperPred12(OpCode);
ShaderIrNode OperB = GetOperPred29(OpCode);
if (NegA)
{
OperA = new ShaderIrOp(ShaderIrInst.Bnot, OperA);
}
if (NegB)
{
OperB = new ShaderIrOp(ShaderIrInst.Bnot, OperB);
}
ShaderIrOp Op = new ShaderIrOp(LopInst, OperA, OperB);
ShaderIrOperPred P0Node = GetOperPred3(OpCode);
ShaderIrOperPred P1Node = GetOperPred0(OpCode);
ShaderIrOperPred P2Node = GetOperPred39(OpCode);
Block.AddNode(GetPredNode(new ShaderIrAsg(P0Node, Op), OpCode));
LopInst = GetBLop45(OpCode);
if (LopInst == ShaderIrInst.Band && P1Node.IsConst && P2Node.IsConst)
{
return;
}
ShaderIrNode P2NNode = P2Node;
if (NegP)
{
P2NNode = new ShaderIrOp(ShaderIrInst.Bnot, P2NNode);
}
Op = new ShaderIrOp(ShaderIrInst.Bnot, P0Node);
Op = new ShaderIrOp(LopInst, Op, P2NNode);
Block.AddNode(GetPredNode(new ShaderIrAsg(P1Node, Op), OpCode));
Op = new ShaderIrOp(LopInst, P0Node, P2NNode);
Block.AddNode(GetPredNode(new ShaderIrAsg(P0Node, Op), OpCode));
}
public static void Psetp(ShaderIrBlock Block, long OpCode, int Position)
{
bool NegA = OpCode.Read(15);
bool NegB = OpCode.Read(32);
bool NegP = OpCode.Read(42);
ShaderIrInst LopInst = OpCode.BLop24();
ShaderIrNode OperA = OpCode.Pred12();
ShaderIrNode OperB = OpCode.Pred29();
if (NegA)
{
OperA = new ShaderIrOp(ShaderIrInst.Bnot, OperA);
}
if (NegB)
{
OperB = new ShaderIrOp(ShaderIrInst.Bnot, OperB);
}
ShaderIrOp Op = new ShaderIrOp(LopInst, OperA, OperB);
ShaderIrOperPred P0Node = OpCode.Pred3();
ShaderIrOperPred P1Node = OpCode.Pred0();
ShaderIrOperPred P2Node = OpCode.Pred39();
Block.AddNode(OpCode.PredNode(new ShaderIrAsg(P0Node, Op)));
LopInst = OpCode.BLop45();
if (LopInst == ShaderIrInst.Band && P1Node.IsConst && P2Node.IsConst)
{
return;
}
ShaderIrNode P2NNode = P2Node;
if (NegP)
{
P2NNode = new ShaderIrOp(ShaderIrInst.Bnot, P2NNode);
}
Op = new ShaderIrOp(ShaderIrInst.Bnot, P0Node);
Op = new ShaderIrOp(LopInst, Op, P2NNode);
Block.AddNode(OpCode.PredNode(new ShaderIrAsg(P1Node, Op)));
Op = new ShaderIrOp(LopInst, P0Node, P2NNode);
Block.AddNode(OpCode.PredNode(new ShaderIrAsg(P0Node, Op)));
}
public static void Psetp(ShaderIrBlock block, long opCode, int position)
{
bool negA = opCode.Read(15);
bool negB = opCode.Read(32);
bool negP = opCode.Read(42);
ShaderIrInst lopInst = opCode.BLop24();
ShaderIrNode operA = opCode.Pred12();
ShaderIrNode operB = opCode.Pred29();
if (negA)
{
operA = new ShaderIrOp(ShaderIrInst.Bnot, operA);
}
if (negB)
{
operB = new ShaderIrOp(ShaderIrInst.Bnot, operB);
}
ShaderIrOp op = new ShaderIrOp(lopInst, operA, operB);
ShaderIrOperPred p0Node = opCode.Pred3();
ShaderIrOperPred p1Node = opCode.Pred0();
ShaderIrOperPred p2Node = opCode.Pred39();
block.AddNode(opCode.PredNode(new ShaderIrAsg(p0Node, op)));
lopInst = opCode.BLop45();
if (lopInst == ShaderIrInst.Band && p1Node.IsConst && p2Node.IsConst)
{
return;
}
ShaderIrNode p2NNode = p2Node;
if (negP)
{
p2NNode = new ShaderIrOp(ShaderIrInst.Bnot, p2NNode);
}
op = new ShaderIrOp(ShaderIrInst.Bnot, p0Node);
op = new ShaderIrOp(lopInst, op, p2NNode);
block.AddNode(opCode.PredNode(new ShaderIrAsg(p1Node, op)));
op = new ShaderIrOp(lopInst, p0Node, p2NNode);
block.AddNode(opCode.PredNode(new ShaderIrAsg(p0Node, op)));
}
private static void EmitFmnmx(ShaderIrBlock Block, long OpCode, ShaderOper Oper)
{
bool NegB = ((OpCode >> 45) & 1) != 0;
bool AbsA = ((OpCode >> 46) & 1) != 0;
bool NegA = ((OpCode >> 48) & 1) != 0;
bool AbsB = ((OpCode >> 49) & 1) != 0;
ShaderIrNode OperA = GetOperGpr8(OpCode), OperB;
OperA = GetAluFabsFneg(OperA, AbsA, NegA);
switch (Oper)
{
case ShaderOper.CR: OperB = GetOperCbuf34(OpCode); break;
case ShaderOper.Immf: OperB = GetOperImmf19_20(OpCode); break;
case ShaderOper.RR: OperB = GetOperGpr20(OpCode); break;
default: throw new ArgumentException(nameof(Oper));
}
OperB = GetAluFabsFneg(OperB, AbsB, NegB);
ShaderIrOperPred Pred = GetOperPred39(OpCode);
ShaderIrOp Op;
if (Pred.IsConst)
{
bool IsMax = ((OpCode >> 42) & 1) != 0;
Op = new ShaderIrOp(IsMax
? ShaderIrInst.Fmax
: ShaderIrInst.Fmin, OperA, OperB);
Block.AddNode(GetPredNode(new ShaderIrAsg(GetOperGpr0(OpCode), Op), OpCode));
}
else
{
ShaderIrNode PredN = GetOperPred39N(OpCode);
ShaderIrOp OpMax = new ShaderIrOp(ShaderIrInst.Fmax, OperA, OperB);
ShaderIrOp OpMin = new ShaderIrOp(ShaderIrInst.Fmin, OperA, OperB);
ShaderIrAsg AsgMax = new ShaderIrAsg(GetOperGpr0(OpCode), OpMax);
ShaderIrAsg AsgMin = new ShaderIrAsg(GetOperGpr0(OpCode), OpMin);
Block.AddNode(GetPredNode(new ShaderIrCond(PredN, AsgMax, Not: true), OpCode));
Block.AddNode(GetPredNode(new ShaderIrCond(PredN, AsgMin, Not: false), OpCode));
}
}
public ShaderIrOp(
ShaderIrInst Inst,
ShaderIrNode OperandA = null,
ShaderIrNode OperandB = null,
ShaderIrNode OperandC = null,
ShaderIrMeta MetaData = null)
{
this.Inst = Inst;
this.OperandA = OperandA;
this.OperandB = OperandB;
this.OperandC = OperandC;
this.MetaData = MetaData;
}
public static void Ipa(ShaderIrBlock block, long opCode, int position)
{
ShaderIrNode operA = opCode.Abuf28();
ShaderIrNode operB = opCode.Gpr20();
ShaderIpaMode mode = (ShaderIpaMode)(opCode.Read(54, 3));
ShaderIrMetaIpa meta = new ShaderIrMetaIpa(mode);
ShaderIrOp op = new ShaderIrOp(ShaderIrInst.Ipa, operA, operB, null, meta);
block.AddNode(opCode.PredNode(new ShaderIrAsg(opCode.Gpr0(), op)));
}
public ShaderIrOp(
ShaderIrInst inst,
ShaderIrNode operandA = null,
ShaderIrNode operandB = null,
ShaderIrNode operandC = null,
ShaderIrMeta metaData = null)
{
Inst = inst;
OperandA = operandA;
OperandB = operandB;
OperandC = operandC;
MetaData = metaData;
}
private static ShaderIrNode PredNode(this long OpCode, ShaderIrNode Node)
{
ShaderIrOperPred Pred = OpCode.PredNode();
if (Pred.Index != ShaderIrOperPred.UnusedIndex)
{
bool Inv = OpCode.Read(19);
Node = new ShaderIrCond(Pred, Node, Inv);
}
return(Node);
}
public static void Iadd_I32(ShaderIrBlock block, long opCode, int position)
{
ShaderIrNode operA = opCode.Gpr8();
ShaderIrNode operB = opCode.Imm32_20();
bool negA = opCode.Read(56);
operA = GetAluIneg(operA, negA);
ShaderIrOp op = new ShaderIrOp(ShaderIrInst.Add, operA, operB);
block.AddNode(opCode.PredNode(new ShaderIrAsg(opCode.Gpr0(), op)));
}
public static void Ipa(ShaderIrBlock Block, long OpCode, long Position)
{
ShaderIrNode OperA = GetOperAbuf28(OpCode);
ShaderIrNode OperB = GetOperGpr20(OpCode);
ShaderIpaMode Mode = (ShaderIpaMode)((OpCode >> 54) & 3);
ShaderIrMetaIpa Meta = new ShaderIrMetaIpa(Mode);
ShaderIrOp Op = new ShaderIrOp(ShaderIrInst.Ipa, OperA, OperB, null, Meta);
Block.AddNode(GetPredNode(new ShaderIrAsg(GetOperGpr0(OpCode), Op), OpCode));
}
private static ShaderIrNode PredNode(this long opCode, ShaderIrNode node)
{
ShaderIrOperPred pred = opCode.PredNode();
if (pred.Index != ShaderIrOperPred.UnusedIndex)
{
bool inv = opCode.Read(19);
node = new ShaderIrCond(pred, node, inv);
}
return(node);
}
public static void Iadd_I32(ShaderIrBlock Block, long OpCode)
{
ShaderIrNode OperA = GetOperGpr8(OpCode);
ShaderIrNode OperB = GetOperImm32_20(OpCode);
bool NegA = ((OpCode >> 56) & 1) != 0;
OperA = GetAluIneg(OperA, NegA);
ShaderIrOp Op = new ShaderIrOp(ShaderIrInst.Add, OperA, OperB);
Block.AddNode(GetPredNode(new ShaderIrAsg(GetOperGpr0(OpCode), Op), OpCode));
}
public static void Iadd_I32(ShaderIrBlock Block, long OpCode, int Position)
{
ShaderIrNode OperA = OpCode.Gpr8();
ShaderIrNode OperB = OpCode.Imm32_20();
bool NegA = OpCode.Read(56);
OperA = GetAluIneg(OperA, NegA);
ShaderIrOp Op = new ShaderIrOp(ShaderIrInst.Add, OperA, OperB);
Block.AddNode(OpCode.PredNode(new ShaderIrAsg(OpCode.Gpr0(), Op)));
}
public static void Ipa(ShaderIrBlock Block, long OpCode, int Position)
{
ShaderIrNode OperA = OpCode.Abuf28();
ShaderIrNode OperB = OpCode.Gpr20();
ShaderIpaMode Mode = (ShaderIpaMode)(OpCode.Read(54, 3));
ShaderIrMetaIpa Meta = new ShaderIrMetaIpa(Mode);
ShaderIrOp Op = new ShaderIrOp(ShaderIrInst.Ipa, OperA, OperB, null, Meta);
Block.AddNode(OpCode.PredNode(new ShaderIrAsg(OpCode.Gpr0(), Op)));
}
public static ShaderIrNode ExtendTo32(ShaderIrNode Node, bool Signed, int Size)
{
int Shift = 32 - Size;
ShaderIrInst RightShift = Signed
? ShaderIrInst.Asr
: ShaderIrInst.Lsr;
Node = new ShaderIrOp(ShaderIrInst.Lsl, Node, new ShaderIrOperImm(Shift));
Node = new ShaderIrOp(RightShift, Node, new ShaderIrOperImm(Shift));
return(Node);
}
public static ShaderIrNode GetPredNode(ShaderIrNode Node, long OpCode)
{
ShaderIrOperPred Pred = GetPredNode(OpCode);
if (Pred.Index != ShaderIrOperPred.UnusedIndex)
{
bool Inv = ((OpCode >> 19) & 1) != 0;
Node = new ShaderIrCond(Pred, Node, Inv);
}
return(Node);
}
public static ShaderIrNode ExtendTo32(ShaderIrNode node, bool signed, int size)
{
int shift = 32 - size;
ShaderIrInst rightShift = signed
? ShaderIrInst.Asr
: ShaderIrInst.Lsr;
node = new ShaderIrOp(ShaderIrInst.Lsl, node, new ShaderIrOperImm(shift));
node = new ShaderIrOp(rightShift, node, new ShaderIrOperImm(shift));
return(node);
}
private static void EmitLop(ShaderIrBlock block, long opCode, ShaderOper oper)
{
int subOp = opCode.Read(41, 3);
bool invA = opCode.Read(39);
bool invB = opCode.Read(40);
ShaderIrInst inst = 0;
switch (subOp)
{
case 0: inst = ShaderIrInst.And; break;
case 1: inst = ShaderIrInst.Or; break;
case 2: inst = ShaderIrInst.Xor; break;
}
ShaderIrNode operA = GetAluNot(opCode.Gpr8(), invA);
ShaderIrNode operB;
switch (oper)
{
case ShaderOper.Cr: operB = opCode.Cbuf34(); break;
case ShaderOper.Imm: operB = opCode.Imm19_20(); break;
case ShaderOper.Rr: operB = opCode.Gpr20(); break;
default: throw new ArgumentException(nameof(oper));
}
operB = GetAluNot(operB, invB);
ShaderIrNode op;
if (subOp < 3)
{
op = new ShaderIrOp(inst, operA, operB);
}
else
{
op = operB;
}
ShaderIrNode compare = new ShaderIrOp(ShaderIrInst.Cne, op, new ShaderIrOperImm(0));
block.AddNode(opCode.PredNode(new ShaderIrAsg(opCode.Pred48(), compare)));
block.AddNode(opCode.PredNode(new ShaderIrAsg(opCode.Gpr0(), op)));
}
private static void EmitLop(ShaderIrBlock Block, long OpCode, ShaderOper Oper)
{
int SubOp = OpCode.Read(41, 3);
bool InvA = OpCode.Read(39);
bool InvB = OpCode.Read(40);
ShaderIrInst Inst = 0;
switch (SubOp)
{
case 0: Inst = ShaderIrInst.And; break;
case 1: Inst = ShaderIrInst.Or; break;
case 2: Inst = ShaderIrInst.Xor; break;
}
ShaderIrNode OperA = GetAluNot(OpCode.Gpr8(), InvA);
ShaderIrNode OperB;
switch (Oper)
{
case ShaderOper.CR: OperB = OpCode.Cbuf34(); break;
case ShaderOper.Imm: OperB = OpCode.Imm19_20(); break;
case ShaderOper.RR: OperB = OpCode.Gpr20(); break;
default: throw new ArgumentException(nameof(Oper));
}
OperB = GetAluNot(OperB, InvB);
ShaderIrNode Op;
if (SubOp < 3)
{
Op = new ShaderIrOp(Inst, OperA, OperB);
}
else
{
Op = OperB;
}
ShaderIrNode Compare = new ShaderIrOp(ShaderIrInst.Cne, Op, new ShaderIrOperImm(0));
Block.AddNode(OpCode.PredNode(new ShaderIrAsg(OpCode.Pred48(), Compare)));
Block.AddNode(OpCode.PredNode(new ShaderIrAsg(OpCode.Gpr0(), Op)));
}
private static void EmitLop(ShaderIrBlock Block, long OpCode, ShaderOper Oper)
{
int SubOp = (int)(OpCode >> 41) & 3;
bool InvA = ((OpCode >> 39) & 1) != 0;
bool InvB = ((OpCode >> 40) & 1) != 0;
ShaderIrInst Inst = 0;
switch (SubOp)
{
case 0: Inst = ShaderIrInst.And; break;
case 1: Inst = ShaderIrInst.Or; break;
case 2: Inst = ShaderIrInst.Xor; break;
}
ShaderIrNode OperA = GetAluNot(GetOperGpr8(OpCode), InvA);
ShaderIrNode OperB;
switch (Oper)
{
case ShaderOper.CR: OperB = GetOperCbuf34(OpCode); break;
case ShaderOper.Imm: OperB = GetOperImm19_20(OpCode); break;
case ShaderOper.RR: OperB = GetOperGpr20(OpCode); break;
default: throw new ArgumentException(nameof(Oper));
}
OperB = GetAluNot(OperB, InvB);
ShaderIrNode Op;
if (SubOp < 3)
{
Op = new ShaderIrOp(Inst, OperA, OperB);
}
else
{
Op = OperB;
}
ShaderIrNode Compare = new ShaderIrOp(ShaderIrInst.Cne, Op, new ShaderIrOperImm(0));
Block.AddNode(GetPredNode(new ShaderIrAsg(GetOperPred48(OpCode), Compare), OpCode));
Block.AddNode(GetPredNode(new ShaderIrAsg(GetOperGpr0(OpCode), Op), OpCode));
}
private static void EmitTex(ShaderIrBlock Block, long OpCode, ShaderIrInst Inst)
{
//TODO: Support other formats.
ShaderIrNode OperA = GetOperGpr8(OpCode);
ShaderIrNode OperB = GetOperGpr20(OpCode);
ShaderIrNode OperC = GetOperImm13_36(OpCode);
int LutIndex;
LutIndex = GetOperGpr0(OpCode).Index != ShaderIrOperGpr.ZRIndex ? 1 : 0;
LutIndex |= GetOperGpr28(OpCode).Index != ShaderIrOperGpr.ZRIndex ? 2 : 0;
int ChMask = MaskLut[LutIndex, (OpCode >> 50) & 7];
for (int Ch = 0; Ch < 4; Ch++)
{
ShaderIrOperGpr Dst = new ShaderIrOperGpr(TempRegStart + Ch);
ShaderIrMetaTex Meta = new ShaderIrMetaTex(Ch);
ShaderIrOp Op = new ShaderIrOp(Inst, OperA, OperB, OperC, Meta);
Block.AddNode(GetPredNode(new ShaderIrAsg(Dst, Op), OpCode));
}
int RegInc = 0;
for (int Ch = 0; Ch < 4; Ch++)
{
if (!IsChannelUsed(ChMask, Ch))
{
continue;
}
ShaderIrOperGpr Src = new ShaderIrOperGpr(TempRegStart + Ch);
ShaderIrOperGpr Dst = (RegInc >> 1) != 0
? GetOperGpr28(OpCode)
: GetOperGpr0(OpCode);
Dst.Index += RegInc++ & 1;
if (Dst.Index >= ShaderIrOperGpr.ZRIndex)
{
continue;
}
Block.AddNode(GetPredNode(new ShaderIrAsg(Dst, Src), OpCode));
}
}
public static ShaderIrNode ExtendTo32(ShaderIrNode Node, bool Signed, ShaderIrNode Size)
{
ShaderIrOperImm WordSize = new ShaderIrOperImm(32);
ShaderIrOp Shift = new ShaderIrOp(ShaderIrInst.Sub, WordSize, Size);
ShaderIrInst RightShift = Signed
? ShaderIrInst.Asr
: ShaderIrInst.Lsr;
Node = new ShaderIrOp(ShaderIrInst.Lsl, Node, Shift);
Node = new ShaderIrOp(RightShift, Node, Shift);
return(Node);
}
public static ShaderIrNode ExtendTo32(ShaderIrNode node, bool signed, ShaderIrNode size)
{
ShaderIrOperImm wordSize = new ShaderIrOperImm(32);
ShaderIrOp shift = new ShaderIrOp(ShaderIrInst.Sub, wordSize, size);
ShaderIrInst rightShift = signed
? ShaderIrInst.Asr
: ShaderIrInst.Lsr;
node = new ShaderIrOp(ShaderIrInst.Lsl, node, shift);
node = new ShaderIrOp(rightShift, node, shift);
return(node);
}
private void PrintBlockScope(string ScopeName, int IdentationLevel, params ShaderIrNode[] Nodes)
{
string Identation = string.Empty;
for (int Index = 0; Index < IdentationLevel - 1; Index++)
{
Identation += IdentationStr;
}
if (ScopeName != string.Empty)
{
ScopeName += " ";
}
SB.AppendLine(Identation + ScopeName + "{");
string LastLine = Identation + "}";
if (IdentationLevel > 0)
{
Identation += IdentationStr;
}
for (int Index = 0; Index < Nodes.Length; Index++)
{
ShaderIrNode Node = Nodes[Index];
if (Node is ShaderIrCond Cond)
{
string IfExpr = GetSrcExpr(Cond.Pred, true);
if (Cond.Not)
{
IfExpr = "!(" + IfExpr + ")";
}
string SubScopeName = "if (" + IfExpr + ")";
PrintBlockScope(SubScopeName, IdentationLevel + 1, Cond.Child);
}
else if (Node is ShaderIrAsg Asg && IsValidOutOper(Asg.Dst))
{
string Expr = GetSrcExpr(Asg.Src, true);
Expr = GetExprWithCast(Asg.Dst, Asg.Src, Expr);
SB.AppendLine(Identation + GetDstOperName(Asg.Dst) + " = " + Expr + ";");
}
public static void Ld_C(ShaderIrBlock block, long opCode, int position)
{
int cbufPos = opCode.Read(22, 0x3fff);
int cbufIndex = opCode.Read(36, 0x1f);
int type = opCode.Read(48, 7);
if (type > 5)
{
throw new InvalidOperationException();
}
ShaderIrOperGpr temp = ShaderIrOperGpr.MakeTemporary();
block.AddNode(new ShaderIrAsg(temp, opCode.Gpr8()));
int count = type == 5 ? 2 : 1;
for (int index = 0; index < count; index++)
{
ShaderIrOperCbuf operA = new ShaderIrOperCbuf(cbufIndex, cbufPos, temp);
ShaderIrOperGpr operD = opCode.Gpr0();
operA.Pos += index;
operD.Index += index;
if (!operD.IsValidRegister)
{
break;
}
ShaderIrNode node = operA;
if (type < 4)
{
//This is a 8 or 16 bits type.
bool signed = (type & 1) != 0;
int size = 8 << (type >> 1);
node = ExtendTo32(node, signed, size);
}
block.AddNode(opCode.PredNode(new ShaderIrAsg(operD, node)));
}
}
public static void Fadd_I32(ShaderIrBlock Block, long OpCode, int Position)
{
ShaderIrNode OperA = OpCode.Gpr8();
ShaderIrNode OperB = OpCode.Immf32_20();
bool NegB = OpCode.Read(53);
bool AbsA = OpCode.Read(54);
bool NegA = OpCode.Read(56);
bool AbsB = OpCode.Read(57);
OperA = GetAluFabsFneg(OperA, AbsA, NegA);
OperB = GetAluFabsFneg(OperB, AbsB, NegB);
ShaderIrOp Op = new ShaderIrOp(ShaderIrInst.Fadd, OperA, OperB);
Block.AddNode(OpCode.PredNode(new ShaderIrAsg(OpCode.Gpr0(), Op)));
}
public static void Fadd_I32(ShaderIrBlock block, long opCode, int position)
{
ShaderIrNode operA = opCode.Gpr8();
ShaderIrNode operB = opCode.Immf32_20();
bool negB = opCode.Read(53);
bool absA = opCode.Read(54);
bool negA = opCode.Read(56);
bool absB = opCode.Read(57);
operA = GetAluFabsFneg(operA, absA, negA);
operB = GetAluFabsFneg(operB, absB, negB);
ShaderIrOp op = new ShaderIrOp(ShaderIrInst.Fadd, operA, operB);
block.AddNode(opCode.PredNode(new ShaderIrAsg(opCode.Gpr0(), op)));
}
public static void Fadd_I32(ShaderIrBlock Block, long OpCode)
{
ShaderIrNode OperA = GetOperGpr8(OpCode);
ShaderIrNode OperB = GetOperImmf32_20(OpCode);
bool NegB = ((OpCode >> 53) & 1) != 0;
bool AbsA = ((OpCode >> 54) & 1) != 0;
bool NegA = ((OpCode >> 56) & 1) != 0;
bool AbsB = ((OpCode >> 57) & 1) != 0;
OperA = GetAluFabsFneg(OperA, AbsA, NegA);
OperB = GetAluFabsFneg(OperB, AbsB, NegB);
ShaderIrOp Op = new ShaderIrOp(ShaderIrInst.Fadd, OperA, OperB);
Block.AddNode(GetPredNode(new ShaderIrAsg(GetOperGpr0(OpCode), Op), OpCode));
}
public static void Ld_C(ShaderIrBlock Block, long OpCode, long Position)
{
int CbufPos = (int)(OpCode >> 22) & 0x3fff;
int CbufIndex = (int)(OpCode >> 36) & 0x1f;
int Type = (int)(OpCode >> 48) & 7;
if (Type > 5)
{
throw new InvalidOperationException();
}
ShaderIrOperGpr Temp = ShaderIrOperGpr.MakeTemporary();
Block.AddNode(new ShaderIrAsg(Temp, GetOperGpr8(OpCode)));
int Count = Type == 5 ? 2 : 1;
for (int Index = 0; Index < Count; Index++)
{
ShaderIrOperCbuf OperA = new ShaderIrOperCbuf(CbufIndex, CbufPos, Temp);
ShaderIrOperGpr OperD = GetOperGpr0(OpCode);
OperA.Pos += Index;
OperD.Index += Index;
if (!OperD.IsValidRegister)
{
break;
}
ShaderIrNode Node = OperA;
if (Type < 4)
{
//This is a 8 or 16 bits type.
bool Signed = (Type & 1) != 0;
int Size = 8 << (Type >> 1);
Node = ExtendTo32(Node, Signed, Size);
}
Block.AddNode(GetPredNode(new ShaderIrAsg(OperD, Node), OpCode));
}
}
public static void Texq(ShaderIrBlock Block, long OpCode)
{
ShaderIrNode OperD = GetOperGpr0(OpCode);
ShaderIrNode OperA = GetOperGpr8(OpCode);
ShaderTexqInfo Info = (ShaderTexqInfo)((OpCode >> 22) & 0x1f);
ShaderIrMetaTexq Meta0 = new ShaderIrMetaTexq(Info, 0);
ShaderIrMetaTexq Meta1 = new ShaderIrMetaTexq(Info, 1);
ShaderIrNode OperC = GetOperImm13_36(OpCode);
ShaderIrOp Op0 = new ShaderIrOp(ShaderIrInst.Texq, OperA, null, OperC, Meta0);
ShaderIrOp Op1 = new ShaderIrOp(ShaderIrInst.Texq, OperA, null, OperC, Meta1);
Block.AddNode(GetPredNode(new ShaderIrAsg(OperD, Op0), OpCode));
Block.AddNode(GetPredNode(new ShaderIrAsg(OperA, Op1), OpCode)); //Is this right?
}
