hg: shenandoah/jdk: Speed up asserts and verification, improve fastdebug builds performance

[ashipile at redhat.com]

Changeset: aea30526d0a4
Author:    shade
Date:      2018-02-26 18:00 +0100
URL:       http://hg.openjdk.java.net/shenandoah/jdk/rev/aea30526d0a4

Speed up asserts and verification, improve fastdebug builds performance

! src/hotspot/share/gc/shenandoah/brooksPointer.hpp
! src/hotspot/share/gc/shenandoah/brooksPointer.inline.hpp
! src/hotspot/share/gc/shenandoah/shenandoahAsserts.cpp
! src/hotspot/share/gc/shenandoah/shenandoahAsserts.hpp
! src/hotspot/share/gc/shenandoah/shenandoahHeap.inline.hpp
! src/hotspot/share/gc/shenandoah/shenandoahVerifier.cpp