REPLREG(R13, X15)
	PADDD X0, X4
	PADDD X1, X5
	PADDD X2, X6
	PADDD X3, X7
	PADDD X12, X8
	PADDD X13, X9
	PADDD X14, X10
	PADDD X15, X11
	MOVOU X4, (4*16)(BX)
	MOVOU X5, (5*16)(BX)
	MOVOU X6, (6*16)(BX)
	MOVOU X7, (7*16)(BX)
	MOVOU X8, (8*16)(BX)
	MOVOU X9, (9*16)(BX)
	MOVOU X10, (10*16)(BX)
	MOVOU X11, (11*16)(BX)

	MOVL $0, AX
	MOVQ AX, X15 // must be 0 on return

	RET