Evolving the wrapper classes

[Dan Smith]

> On Jun 19, 2020, at 2:44 PM, forax at univ-mlv.fr wrote:
> 
> If the VM see I as a subtype of Object, there is no need for a Ljava/lang/Integer$val; at all, it's better to have aload/astore/etc to work on I directly.

That's initially somewhat attractive, but think about the implications for things like slot size. Primitives and inline objects are really two very different things in the current JVM design.