hg: jdk9/hs-comp/hotspot: 8141132: JEP 254: Compact Strings

[tobias.hartmann at oracle.com]

Changeset: f31349f1215e
Author:    thartmann
Date:      2015-11-03 09:41 +0100
URL:       http://hg.openjdk.java.net/jdk9/hs-comp/hotspot/rev/f31349f1215e

8141132: JEP 254: Compact Strings
Summary: Adopt a more space-efficient internal representation for strings.
Reviewed-by: alanb, bdelsart, coleenp, iklam, jiangli, jrose, kevinw, naoto, pliden, roland, smarks, twisti
Contributed-by: Brent Christian <brent.christian at oracle.com>, Vivek Deshpande <vivek.r.deshpande at intel.com>, Tobias Hartmann <tobias.hartmann at oracle.com>, Charlie Hunt <charlie.hunt at oracle.com>, Vladimir Kozlov <vladimir.kozlov at oracle.com>, Roger Riggs <roger.riggs at oracle.com>, Xueming Shen <xueming.shen at oracle.com>, Aleksey Shipilev <aleksey.shipilev at oracle.com>, Sandhya Viswanathan <sandhya.viswanathan at intel.com>

! agent/src/share/classes/sun/jvm/hotspot/oops/OopUtilities.java
! agent/src/share/classes/sun/jvm/hotspot/tools/HeapSummary.java
! agent/src/share/classes/sun/jvm/hotspot/utilities/Hashtable.java
! src/cpu/aarch64/vm/aarch64.ad
! src/cpu/aarch64/vm/c1_LIRAssembler_aarch64.cpp
! src/cpu/aarch64/vm/globals_aarch64.hpp
! src/cpu/ppc/vm/globals_ppc.hpp
! src/cpu/ppc/vm/ppc.ad
! src/cpu/sparc/vm/assembler_sparc.hpp
! src/cpu/sparc/vm/c1_LIRAssembler_sparc.cpp
! src/cpu/sparc/vm/globals_sparc.hpp
! src/cpu/sparc/vm/macroAssembler_sparc.cpp
! src/cpu/sparc/vm/macroAssembler_sparc.hpp
! src/cpu/sparc/vm/sparc.ad
! src/cpu/x86/vm/assembler_x86.cpp
! src/cpu/x86/vm/assembler_x86.hpp
! src/cpu/x86/vm/c1_LIRAssembler_x86.cpp
! src/cpu/x86/vm/globals_x86.hpp
! src/cpu/x86/vm/macroAssembler_x86.cpp
! src/cpu/x86/vm/macroAssembler_x86.hpp
! src/cpu/x86/vm/x86_32.ad
! src/cpu/x86/vm/x86_64.ad
! src/cpu/zero/vm/globals_zero.hpp
! src/share/vm/adlc/formssel.cpp
! src/share/vm/adlc/main.cpp
! src/share/vm/c1/c1_Compiler.cpp
! src/share/vm/c1/c1_GraphBuilder.cpp
! src/share/vm/c1/c1_GraphBuilder.hpp
! src/share/vm/c1/c1_LIRAssembler.hpp
! src/share/vm/ci/ciTypeArray.cpp
! src/share/vm/ci/ciTypeArray.hpp
! src/share/vm/classfile/javaClasses.cpp
! src/share/vm/classfile/javaClasses.hpp
! src/share/vm/classfile/stringTable.cpp
! src/share/vm/classfile/stringTable.hpp
! src/share/vm/classfile/symbolTable.cpp
! src/share/vm/classfile/symbolTable.hpp
! src/share/vm/classfile/vmSymbols.cpp
! src/share/vm/classfile/vmSymbols.hpp
! src/share/vm/gc/g1/g1StringDedupTable.cpp
! src/share/vm/gc/g1/g1StringDedupTable.hpp
! src/share/vm/memory/filemap.cpp
! src/share/vm/memory/filemap.hpp
! src/share/vm/memory/metaspaceShared.cpp
! src/share/vm/oops/instanceKlass.cpp
! src/share/vm/oops/typeArrayOop.hpp
! src/share/vm/opto/c2compiler.cpp
! src/share/vm/opto/classes.hpp
! src/share/vm/opto/escape.cpp
! src/share/vm/opto/gcm.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/intrinsicnode.cpp
! src/share/vm/opto/intrinsicnode.hpp
! src/share/vm/opto/lcm.cpp
! src/share/vm/opto/library_call.cpp
! src/share/vm/opto/loopTransform.cpp
! src/share/vm/opto/loopnode.cpp
! src/share/vm/opto/macro.cpp
! src/share/vm/opto/matcher.cpp
! src/share/vm/opto/stringopts.cpp
! src/share/vm/opto/stringopts.hpp
! src/share/vm/prims/jni.cpp
! src/share/vm/prims/jvmtiEnv.cpp
! src/share/vm/prims/jvmtiTagMap.cpp
! src/share/vm/runtime/globals.hpp
! src/share/vm/runtime/thread.cpp
! src/share/vm/utilities/utf8.cpp
! src/share/vm/utilities/utf8.hpp
+ test/compiler/intrinsics/string/TestStringIntrinsics.java
+ test/runtime/Annotations/TestAnnotatedStringEncoding.java
+ test/runtime/SharedArchiveFile/CdsDifferentCompactStrings.java