.global _div32_16
	.align 4
_div32_16:
	/* r1 (32 bits) ÷ r0 (16 bits) */
	shll16	r0
	cmp/hs	r0,r1
	bt	over_div
	div0u
.rept 16
	div1	r0,r1
.endr
	rotcl	r1
	rts
	extu.w	r1,r1
over_div:
	bra	over_div
	nop
	/* r1 = quotient */