(Mul32 (Mul32 i:(Const32 <t>) z) x) && (z.Op != OpConst32 && x.Op != OpConst32) => (Mul32 i (Mul32 <t> x z))
(Mul16 (Mul16 i:(Const16 <t>) z) x) && (z.Op != OpConst16 && x.Op != OpConst16) => (Mul16 i (Mul16 <t> x z))
(Mul8  (Mul8  i:(Const8  <t>) z) x) && (z.Op != OpConst8  && x.Op != OpConst8)  => (Mul8  i (Mul8  <t> x z))

// C + (D + x) -> (C + D) + x

	{name: "Sub64", argLength: 2},
	{name: "SubPtr", argLength: 2},
	{name: "Sub32F", argLength: 2},
	{name: "Sub64F", argLength: 2},

	{name: "Mul8", argLength: 2, commutative: true}, // arg0 * arg1
	{name: "Mul16", argLength: 2, commutative: true},
	{name: "Mul32", argLength: 2, commutative: true},
	{name: "Mul64", argLength: 2, commutative: true},
	{name: "Mul32F", argLength: 2, commutative: true},

		name:    "Sub64F",
		argLen:  2,
		generic: true,
	},
	{
		name:        "Mul8",
		argLen:      2,
		commutative: true,
		generic:     true,
	},
	{
		name:        "Mul16",
		argLen:      2,
		commutative: true,
		generic:     true,
	},
	{
		name:        "Mul32",
		argLen:      2,
		commutative: true,
		generic:     true,
	},
	{