Факториал в Assembler

.data
  string1: .asciiz "! = " 
  string2: .asciiz "\n"

  
.text

main:

 li $t1, 1
 li $t2, 1

 j loop

loop:

  li $v0, 1
  la $a0, ($t2)
  syscall
  
  la $a0, string1
  li $v0, 4
  syscall 
  
  mult $t1,$t2
  mflo $t1
  
  li $v0, 1
  la $a0, ($t1)
  syscall
  
  la $a0, string2
  li $v0, 4
  syscall 
  
  addiu $t2,$t2,1
  
  beq $t2, 16, endloop
  j loop
  
  

endloop:
  
  li $v0, 10
  syscall