root/as/sample/ldlad.casl

   1 MAIN    START
   2         LAD     GR1,1
   3         LAD     GR2,X
   4         LD      GR3,GR2
   5         LD      GR4,X
   6         ST      GR3,Y
   7         ST      GR4,Y,GR1
   8         RET
   9 X       DC      3
  10 Y       DS      2
  11         END