My point is simply that inline caching doesn't have an extra jump. It's called inline cache because the caching is writen in place (inline) making calling a me

My point is simply that inline caching doesn't have an extra jump. It's called inline cache because the caching is writen in place (inline) making calling a method the same as calling a function. The generated function just has a type check at the top to jump back to normal method call scemantics in the case of a miss.