> Secondly, MethodHandle.invokeExact() takes and returns an object so there's a
> boxing/unboxing involved as well (as the Math/FastMath methods returns
> primitives).
There is "magic" going on here that actually avoids boxing. You
can/should cast directly to the primitive type. That is what the
PolymorphicSignature annotation means.
@HotSpotIntrinsicCandidate
public final native @PolymorphicSignature Object
invokeExact(Object... args) throws Throwable;
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