hg: jdk9/sandbox/hotspot: JDK-8054307-branch: Pre-computation of result array encoding for string concat optimization.

[tobias.hartmann at oracle.com]

Changeset: 7f10bc8662e5
Author:    thartmann
Date:      2015-04-09 11:25 +0200
URL:       http://hg.openjdk.java.net/jdk9/sandbox/hotspot/rev/7f10bc8662e5

JDK-8054307-branch: Pre-computation of result array encoding for string concat optimization.

! src/share/vm/opto/idealKit.hpp
! src/share/vm/opto/stringopts.cpp
! src/share/vm/opto/stringopts.hpp
! test/compiler/intrinsics/string/TestStringIntrinsics.java