hg: jdk9/hs: 8130832: Extend the WhiteBox API to provide information about the availability of compiler intrinsics

[roland.westrelin at oracle.com]

Changeset: 2671addb3319
Author:    zmajo
Date:      2015-07-28 19:20 +0200
URL:       http://hg.openjdk.java.net/jdk9/hs/rev/2671addb3319

8130832: Extend the WhiteBox API to provide information about the availability of compiler intrinsics
Summary: Add a new method, sun.hotspot.WhiteBox.isIntrinsicAvailable, that can be used to determine if an intrinsic is available.
Reviewed-by: kvn, jrose

! test/lib/sun/hotspot/WhiteBox.java