exercise 2.5 step2

solution exercise 2.5 step2

		.global		_mac

_mac		mv	.s1	A4,A5
	\|\|	mv	.l1	B4,A6
		zero	.l1	A4
	\|\|	mvk	.s1	10,A2

loop:		ldw	.d	*A5++,A0
		ldw	.d	*A6++,A1
		sub	.l	A2,1,A2
		nop		2
[A2]		b	.s	loop
		mpy	.m	A0,A1,A3
		nop
		add	.l	A4,A3,A4
		nop		2

		b	.s	B11
		nop		5