#
# example for linking
#
# main file defines two input variables
# file with procedures defines two output variables
# 
    .text
    .globl main
main:
# opening linkage
    addi    $sp, $sp, -4
    sw      $ra, 0($sp)

# call two procedures in other file
    add     $t0, $t0, $zero
    jal     computeX
    add     $t0, $t0, $zero
    jal     computeY
    add     $t0, $t0, $zero

# call local procedure
    jal     plocal

# closing linkage
    lw      $ra, 0($sp)
    addi    $sp, $sp, 4
    jr      $ra

# local procedure
plocal:
    jr      $ra

    .data
    .globl inputX
    .globl inputY
    .asciiz "hello!\n"
inputX:  
    .word   100
inputY:  
    .word   200