/usr/web/sources/plan9/sys/src/libc/arm/vlop.s

Plan 9 from Bell Labs’s /usr/web/sources/plan9/sys/src/libc/arm/vlop.s


TEXT	_mulv(SB), 1, $0
	MOVW	4(FP),R8	/* l0 */
	MOVW	8(FP),R11	/* h0 */
	MOVW	12(FP),R4	/* l1 */
	MOVW	16(FP),R5	/* h1 */
	MULLU	R8,R4,(R6, R7)	/* l0*l1 */
	MUL	R8,R5,R5	/* l0*h1 */
	MUL	R11,R4,R4	/* h0*l1 */
	ADD	R4,R6
	ADD	R5,R6
	MOVW	R6,4(R0)
	MOVW	R7,0(R0)
	RET

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