Do not use @Generic for cases that are not considered megamorphic

The terminology here is overloaded, and generic is used to imply megamorphic nodes, which are considered reason to split and respecialize methods in their calling context. But, for simple object variable reads, that is not the case.

Signed-off-by: Stefan Marr <git@stefan-marr.de>
Removed redundant file separator

Signed-off-by: Stefan Marr <git@stefan-marr.de>