hg: shenandoah/jdk9/hotspot: Improve inlining of the update-refs closure. Implement update-refs verification.

[roman at kennke.org]

Changeset: eb6ebd9816cf
Author:    rkennke
Date:      2017-03-30 15:13 +0200
URL:       http://hg.openjdk.java.net/shenandoah/jdk9/hotspot/rev/eb6ebd9816cf

Improve inlining of the update-refs closure. Implement update-refs verification.

! src/share/vm/gc/shenandoah/shenandoahHeap.cpp
! src/share/vm/gc/shenandoah/shenandoahHeap.hpp
! src/share/vm/gc/shenandoah/shenandoahHeap.inline.hpp
! src/share/vm/gc/shenandoah/shenandoahOopClosures.hpp
! src/share/vm/gc/shenandoah/shenandoahOopClosures.inline.hpp
! src/share/vm/gc/shenandoah/shenandoah_specialized_oop_closures.hpp