hg: jdk9/sandbox/hotspot: JDK-8054307-branch: Fixed string concat optimizations for arm. Compiler code cleanups.

[tobias.hartmann at oracle.com]

Changeset: 05561b9b3b86
Author:    thartmann
Date:      2015-10-13 14:59 +0200
URL:       http://hg.openjdk.java.net/jdk9/sandbox/hotspot/rev/05561b9b3b86

JDK-8054307-branch: Fixed string concat optimizations for arm. Compiler code cleanups.

! src/cpu/x86/vm/x86_32.ad
! src/cpu/x86/vm/x86_64.ad
! src/share/vm/opto/c2compiler.cpp
! src/share/vm/opto/graphKit.cpp
! src/share/vm/opto/graphKit.hpp
! src/share/vm/opto/idealKit.cpp
! src/share/vm/opto/idealKit.hpp
! src/share/vm/opto/library_call.cpp
! src/share/vm/opto/stringopts.cpp