private void GenInst2(ShaderProgram Program, uint InstOp)
{
ShaderOpCode OpCode = (ShaderOpCode)(InstOp >> 26);
ShaderInst2 Inst = new ShaderInst2(InstOp);
switch (OpCode)
{
case ShaderOpCode.BreakC: GenBreakC(Program, Inst); break;
case ShaderOpCode.Call: GenCall(Program, Inst); break;
case ShaderOpCode.CallC: GenCallC(Program, Inst); break;
case ShaderOpCode.IfC: GenIfC(Program, Inst); break;
case ShaderOpCode.JmpC: GenJmpC(Program, Inst); break;
}
}
private static string GetCond(ShaderInst2 Inst)
{
string RefX = Inst.RefX ? string.Empty : "!";
string RefY = Inst.RefY ? string.Empty : "!";
string Cond = string.Empty;
switch (Inst.CondOp)
{
case 0: Cond = $"{RefX}{CmpRegName}.x || {RefY}{CmpRegName}.y"; break;
case 1: Cond = $"{RefX}{CmpRegName}.x && {RefY}{CmpRegName}.y"; break;
case 2: Cond = $"{RefX}{CmpRegName}.x"; break;
case 3: Cond = $"{RefY}{CmpRegName}.y"; break;
}
return(Cond);
}
private void GenJmpC(ShaderProgram Program, ShaderInst2 Inst)
{
GenJmp(Program, GetCond(Inst), Inst.Dest);
}
private void GenIfC(ShaderProgram Program, ShaderInst2 Inst)
{
GenIf(Program, GetCond(Inst), Inst.Dest, Inst.Count);
}
private void GenCallC(ShaderProgram Program, ShaderInst2 Inst)
{
Append($"if ({GetCond(Inst)}) {GetCall(Program, Inst.Dest, Inst.Count)}");
}
private void GenCall(ShaderProgram Program, ShaderInst2 Inst)
{
Append(GetCall(Program, Inst.Dest, Inst.Count));
}
private void GenBreakC(ShaderProgram Program, ShaderInst2 Inst)
{
Append($"if ({GetCond(Inst)}) break;");
}