prepend:                             #

    or $t1, $0, $a1                 #a1 is the argument which contains the address
    or $t0, $0, $a0                 #a0 is the argument which contains the element to put in


    ori  $a0  $0   8                   # Get the 8 bytes
    ori  $v0  $0   9                   #
    syscall

    sw $t0, 0($v0)                #now I store the value of element in t0 to new memory v0 by offset 0
    sw $t1, 4($v0)        #store the address contain in t1 to v0

jr $ra