# Demo 2 - while loop

    .text
main:
    lw  $s0, upper
    lw  $s1, lower
    # While $s0 > $s1 {
    #    $s1 = $s1 + 2
    #    $s0 = $s0 + 1
    # }
loop:
    ble  $s0, $s1, after  # note the test is negated from what you see in the while
    addi $s1, $s1, 2
    addi $s0, $s0, 1
    b    loop

after:
    jr   $ra

    .data
upper:
    .word 10  # also could be a comma-separated list to init an array
lower:
    .word 5   #