git: 9front

ref: 78e2f69c0d7e4c17227e1ec0545cbb2a0ae1e96e
dir: /sys/src/ape/lib/ap/68020/vlop.s/

View raw version
TEXT	_mulv(SB), $0
	MOVL	r+0(FP), A0
	MOVL	a+8(FP), R0

	WORD	$0x4c2f
	WORD	$0x0401
	WORD	$0x0014
/*
 *	MULUL	b+16(FP), R0:R1
 *	philw made me do it!
 */

	MOVL	a+4(FP), R2
	MULUL	b+16(FP), R2
	ADDL	R2, R1

	MOVL	a+8(FP), R2
	MULUL	b+12(FP), R2
	ADDL	R2, R1

	MOVL	R1, (A0)+
	MOVL	R0, (A0)
	RTS