// strip off fractional word zeroing
(Zero [s] ptr mem) && s%16 != 0 && s%16 <= 8 && s > 16 =>
	(Zero [8]
		(OffPtr <ptr.Type> ptr [s-8])
		(Zero [s-s%16] ptr mem))
(Zero [s] ptr mem) && s%16 != 0 && s%16 > 8 && s > 16 =>
	(Zero [16]
		(OffPtr <ptr.Type> ptr [s-16])
		(Zero [s-s%16] ptr mem))

// medium zeroing uses a duff device

I think you'd take a fancy to cats if you could only see her.
She is such a dear quiet thing,' Alice went on, half to herself,
as she swam lazily about in the pool, `and she sits purring so
nicely by the fire, licking her paws and washing her face--and
she is such a nice soft thing to nurse--and she's such a capital
one for catching mice--oh, I beg your pardon!' cried Alice again,

I think you'd take a fancy to cats if you could only see her.
She is such a dear quiet thing,' Alice went on, half to herself,
as she swam lazily about in the pool, `and she sits purring so
nicely by the fire, licking her paws and washing her face--and
she is such a nice soft thing to nurse--and she's such a capital
one for catching mice--oh, I beg your pardon!' cried Alice again,

(SelectN [0] (MakeResult x ___)) => x
(SelectN [1] (MakeResult x y ___)) => y
(SelectN [2] (MakeResult x y z ___)) => z

// for late-expanded calls, recognize newobject and remove zeroing and nilchecks
(Zero (SelectN [0] call:(StaticLECall _ _)) mem:(SelectN [1] call))
	&& isSameCall(call.Aux, "runtime.newobject")
	=> mem

(Store (SelectN [0] call:(StaticLECall _ _)) x mem:(SelectN [1] call))