# This MIPS program adds 2 numbers input 
# Filename : add.s
# start xspim/spim/qtspim
# load mips file
# run
#input data

        .data
        .align 2
        
List:	.word	20

        .text
        .globl main
main:
        la   $s0, List
        li $s1, 4

Input:  li   $v0, 5
        syscall
        sw   $v0, 0($s0)
        
        addi $s0,4
        addi $s1, -1
        
        bgtz  $s1, Input
        nop

Initialize:
        move $s2, $0
        li $s1, 4
        la   $s0, List
Sumup:
        lw   $s3, 0($s0)
        add  $s2, $s2, $s3
        
        addi $s0,4
        addi $s1, -1
        bgtz  $s1, Sumup
        nop




        li $v0,1              # system call code for print int
        move $a0,$s2          # return_value as argument
        syscall

        
Exit:   li $v0,10             # System call code for exit
        syscall              # exit