There's a talk from a couple of years ago by one of the YJIT developers that discusses this in some detail and it's more interesting/complicated than that. The

There's a talk from a couple of years ago by one of the YJIT developers that discusses this in some detail and it's more interesting/complicated than that. The whole thing is worth checking out but the specific section starts here https://youtu.be/vucLAqv7qpc?t=937 https://youtu.be/vucLAqv7qpc?t=937