Root Class

Any methods

tree TOSTRING                // x.toString
tree GETCLASS                // x.getClass
tree IS typ                  // x.isInstanceOf[Int]
tree AS typ                  // x.asInstanceOf[Int]

Any operators

lhs ANY_== rhs               // ==
lhs ANY_!= rhs               // !=
lhs ANY_-> rhs               // ->

AnyRef operators

lhs OBJ_EQ rhs               // eq
lhs OBJ_NE rhs               // ne