as/cmd/SUBL/subl_r_adr_x.casl

   1 ;;; SUBL r,adr,x
   2 MAIN    START
   3 BEGIN   LD      GR1,A
   4         LAD     GR2,1
   5         SUBL    GR1,A,GR2
   6         RET
   7 A       DC      3
   8         DC      1
   9         END