hg: shenandoah/jdk: Traversal: Pre-evacuate code-roots and disable barriers for constants

[roman at kennke.org]

Changeset: 3d5610fdd13d
Author:    rkennke
Date:      2018-08-02 19:41 +0200
URL:       http://hg.openjdk.java.net/shenandoah/jdk/rev/3d5610fdd13d

Traversal: Pre-evacuate code-roots and disable barriers for constants

! src/hotspot/share/gc/shenandoah/heuristics/shenandoahTraversalHeuristics.cpp
! src/hotspot/share/gc/shenandoah/shenandoahTraversalGC.cpp