hg: jdk9/hs-comp/hotspot: 8156943: aarch64: string compare does not support CompactStrings

[edward.nevill at gmail.com]

Changeset: fa25a40620af
Author:    enevill
Date:      2016-05-24 01:13 -0700
URL:       http://hg.openjdk.java.net/jdk9/hs-comp/hotspot/rev/fa25a40620af

8156943: aarch64: string compare does not support CompactStrings
Summary: Implement LL, UL and LU encodings for StrComp
Reviewed-by: aph

! src/cpu/aarch64/vm/aarch64.ad
! src/cpu/aarch64/vm/macroAssembler_aarch64.cpp
! src/cpu/aarch64/vm/macroAssembler_aarch64.hpp
! src/cpu/aarch64/vm/register_definitions_aarch64.cpp