private void Expr(int reg, ref VarType type)
{
SimpleExpr(reg, ref type);
switch (Tokens[currentToken].Type)
{
case TokenType.Less:
case TokenType.Greater:
case TokenType.GreaterEqual:
case TokenType.LessEqual:
case TokenType.NotEqual:
case TokenType.Equal:
VarType tType = VarType.Invalid;
AdvanceToken();
SimpleExpr(reg, ref tType);
if (tType == type)
{
type = VarType.Bool;
}
else
{
WriteErrorLine("Invalid Type Operation for expression", Tokens[currentToken]);
}
assembler.EmitCompare(Tokens[currentToken].Type);
break;
default:
//not a comparative token, do nothing
break;
}
}
