code: def p_jrjp(p):
      
      if p[1] in ('JR', 'DJNZ'):
          op = 'N'
          p[2] = Expr.makenode(Container('-', p.lineno(1)), p[2], Expr.makenode(Container(MEMORY.org + 2, p.lineno(1))))
      else:
          op = 'NN'
  
      p[0] = Asm(p.lineno(1), p[1] + ' ' + op, p[2])
docs: asm : JP expr
              | JR expr
              | CALL expr
              | DJNZ expr
              | JP pexpr
              | JR pexpr
              | CALL pexpr
              | DJNZ pexpr