hg: jdk-updates/jdk11u: 8212481: PPC64: Enable POWER9 CPU detection

[goetz.lindenmaier at sap.com]

Changeset: 93acc1c67eca
Author:    gromero
Date:      2018-10-16 16:26 -0400
URL:       http://hg.openjdk.java.net/jdk-updates/jdk11u/rev/93acc1c67eca

8212481: PPC64: Enable POWER9 CPU detection
Reviewed-by: mdoerr, simonis

! src/hotspot/cpu/ppc/assembler_ppc.hpp
! src/hotspot/cpu/ppc/assembler_ppc.inline.hpp
! src/hotspot/cpu/ppc/vm_version_ppc.cpp
! src/hotspot/cpu/ppc/vm_version_ppc.hpp