Simple LOOP in MIX

loop.mixal

* MIX AL PROGRAM 
* example of a simple loop
* count from 0 to 1000
        ORIG    1000
START   STJ     EXIT
LOOP    LDA     COUNT
        INCA    1
        STA     COUNT
        CMPA    MAX
        JL      LOOP
EXIT    HLT
COUNT   CON     0
MAX     CON     1000
        END     START