RFR [sh/8u]: Backport elimination of forwarding pointer

[Aleksey Shipilev]

On 10/28/19 8:31 PM, Roman Kennke wrote:
> Incremental:
> http://cr.openjdk.java.net/~rkennke/nofwdptr-sh8/webrev.01.diff/
> Full:
> http://cr.openjdk.java.net/~rkennke/nofwdptr-sh8/webrev.01/

Thumbs up! Please push, and let overnight testing see where it leaks.

-- 
Thanks,
-Aleksey