[8u] Request for approval to backport JDK-8038348: Instance field load is replaced by wrong data Phi

[Poonam Bajaj Parhar]

Hello,

Please approve the backport of the fix for JDK-8038348 to 8u.

JDK-8038348 <https://bugs.openjdk.java.net/browse/JDK-8038348>: Instance field load is replaced by wrong data Phi
JDK 9 changeset: http://hg.openjdk.java.net/jdk9/jdk9/hotspot/rev/2629b100a7e3
Webrev:http://cr.openjdk.java.net/~poonam/8038348/webrev.8u.00/
Review Thread: http://mail.openjdk.java.net/pipermail/hotspot-compiler-dev/2016-October/024825.html
Testing: Customer verification and JPRT

Thanks,
Poonam