// cond: x.Uses == 1 && setPos(v, x.Pos) && clobber(x)
	// result: (MOVQstorezero {s} [i] ptr mem)
	for {
		i := auxIntToInt32(v.AuxInt)
		s := auxToSym(v.Aux)
		ptr := v_0
		x := v_1
		if x.Op != OpARM64MOVDstorezero || auxIntToInt32(x.AuxInt) != i+8 || auxToSym(x.Aux) != s {
			break
		}
		mem := x.Args[1]
		if ptr != x.Args[0] || !(x.Uses == 1 && setPos(v, x.Pos) && clobber(x)) {
			break

		return true
	}
	// match: (MOVQstoreconst [c] {s} p1 x:(MOVQstoreconst [a] {s} p0 mem))
	// cond: config.useSSE && x.Uses == 1 && sequentialAddresses(p0, p1, int64(a.Off()+8-c.Off())) && a.Val() == 0 && c.Val() == 0 && setPos(v, x.Pos) && clobber(x)
	// result: (MOVOstoreconst [makeValAndOff(0,a.Off())] {s} p0 mem)
	for {
		c := auxIntToValAndOff(v.AuxInt)
		s := auxToSym(v.Aux)
		p1 := v_0
		x := v_1

		{"(*DotNode).String", Method, 0},
		{"(*DotNode).Type", Method, 0},
		{"(*FieldNode).Copy", Method, 0},
		{"(*FieldNode).String", Method, 0},
		{"(*IdentifierNode).Copy", Method, 0},
		{"(*IdentifierNode).SetPos", Method, 1},
		{"(*IdentifierNode).SetTree", Method, 4},
		{"(*IdentifierNode).String", Method, 0},
		{"(*IfNode).Copy", Method, 0},
		{"(*IfNode).String", Method, 0},
		{"(*ListNode).Copy", Method, 0},