CODE 0 AX AX XORxx, AX PUSHx, ;CODE
CODE 1 AX 1 MOVxI, AX PUSHx, ;CODE
CODE 1+ DI SP MOVxx, [DI] INC[w], ;CODE
CODE 1- DI SP MOVxx, [DI] DEC[w], ;CODE
CODE EMIT
    AX POPx, AH 0x0e MOVri, ( print char ) 0x10 INT,
;CODE
: FOO 'X' EMIT ;
L1 BSET 3 A, 'F' A, 'O' A, 'O' A,
: BOOT 0x08 @ [ L1 @ LITN ] _find DROP EXECUTE BYE ;