public override List <string> Generate()
{
var lines = new List <string>()
{
read_op1, read_op2
};
switch (_operator)
{
case "+":
lines.Add(WMIPS.add("$a0", "$a0", "$a1"));
break;
case "-":
lines.Add(WMIPS.sub("$a0", "$a0", "$a1"));
break;
case "*":
lines.Add(WMIPS.mult("$a0", "$a1"));
lines.Add(WMIPS.mflo("$a0"));
break;
case "/":
lines.Add(WMIPS.div("$a0", "$a1"));
lines.Add(WMIPS.mflo("$a0"));
break;
case "<":
lines.Add(WMIPS.sge("$a0", "$a0", "$a1"));
lines.Add(WMIPS.li("$a1", 1));
lines.Add(WMIPS.sub("$a0", "$a1", "$a0"));
break;
case "<=":
lines.Add(WMIPS.sle("$a0", "$a0", "$a1"));
break;
case "=":
lines.Add(WMIPS.seq("$a0", "$a0", "$a1"));
break;
case "=:=":
break;
case "inherit":
lines.Add(WMIPS.move("$v1", "$ra"));
lines.Add(WMIPS.jal("_inherit"));
lines.Add(WMIPS.move("$ra", "$v1"));
lines.Add(WMIPS.move("$a0", "$v0"));
break;
}
lines.Add(save_res);
return(lines);
}
