[8u] request for approval: "8168318 : PPC64: Use cmpldi instead of li/cmpld"

[Igor Henrique Soares Nunes]

Hi all,

Could you please approve the backport of the following ppc64-only improvement to jdk8u-dev:

8168318: PPC64: Use cmpldi instead of li/cmpld

Bug: https://bugs.openjdk.java.net/browse/JDK-8168318
Webrev: https://igorsnunes.github.io/openjdk/webrev/8168318/
Review: http://mail.openjdk.java.net/pipermail/hotspot-compiler-dev/2016-October/024809.html
URL: http://hg.openjdk.java.net/jdk9/hs/hotspot/rev/622d3fe587f2

Thank you and best regards,
Igor Nunes