A large part of time in the parallel scavenge collector is spent finding out the amount of live words within memory ranges to find out where to move an object to. Try to incrementally calculate this value.
Reviewed-by: tschatzl, mgerdin, jmasa
JEP-271. VM changes contributed by brutisso, test changes contributed by david.
Co-authored-by: David Lindholm <david.lindholm@oralce.com>
Reviewed-by: sjohanss, david, brutisso
8138923: Remove oop coupling with InstanceKlass subclasses
Renamed oop_is_instance and friends, removed the functions in oop that dug down into InstanceKlass.
Reviewed-by: jrose, lfoltan, stefank