.data				
counter:.word	4
number:	.word	2
	
result:	.space	4

	.text
	.global main

main:	lw	r1, counter	; load counter to r1
	lw	r2, number	; load number to r2

loop:	addi	r1, r1, -1	; r1 = r1 - 1
	add	r2, r2, r2	; r2 = r2 + r2
	bnez	r1, loop	; check possible end of loop
	
	sw	result, r2   	; store r2 to result
exit:	trap	0		; quit