.text             
        .globl main
main:   la $t0, spese
loop:   lw $t1, ($t0)
        add $t2, $t2, $t1 
        addi $t0, $t0, 4
        bnez $t1, loop
        sw $t2, result     
        jr $ra
        .data
spese:  .word 15, 10, 8, 0 
result: .word 0