hg: valhalla/valhalla: instanceof and Class.isInstance() fixes

[rwestrel at redhat.com]

Changeset: 7ba706384801
Author:    roland
Date:      2018-05-18 15:57 +0200
URL:       http://hg.openjdk.java.net/valhalla/valhalla/rev/7ba706384801

instanceof and Class.isInstance() fixes

! src/hotspot/share/opto/graphKit.cpp
! test/hotspot/jtreg/compiler/valhalla/valuetypes/TestIntrinsics.java
! test/hotspot/jtreg/compiler/valhalla/valuetypes/TestLWorld.java