Code Review for hotspot

Prepared by:rkennke on Thu Apr 23 16:39:39 CEST 2020
Workspace:/home/rkennke/src/openjdk/shenandoah-jdk8/hotspot
Compare against: https://hg.openjdk.java.net/shenandoah/jdk8//hotspot
Compare against version:11701
Summary of changes: 1144 lines changed: 898 ins; 144 del; 102 mod; 45581 unchg
Changeset: hotspot.changeset
Legend: Modified file
Deleted file
New file

Cdiffs Udiffs Sdiffs Frames Old New ----- Raw src/cpu/aarch64/vm/sharedRuntime_aarch64.cpp

rev 11704 : [backport] 8241700: Shenandoah: Fold ShenandoahKeepAliveBarrier flag into ShenandoahSATBBarrier
Reviewed-by: shade
1 line changed: 0 ins; 0 del; 1 mod; 3001 unchg

Cdiffs Udiffs Sdiffs Frames Old New ----- Raw src/cpu/aarch64/vm/shenandoahBarrierSetAssembler_aarch64.cpp

rev 11705 : [backport] 8242130: Shenandoah: Simplify arraycopy-barrier dispatching
Reviewed-by: shade
rev 11707 : [backport] 8242054: Shenandoah: New incremental-update mode
Reviewed-by: shade
13 lines changed: 0 ins; 8 del; 5 mod; 260 unchg

Cdiffs Udiffs Sdiffs Frames Old New ----- Raw src/cpu/aarch64/vm/templateInterpreter_aarch64.cpp

rev 11704 : [backport] 8241700: Shenandoah: Fold ShenandoahKeepAliveBarrier flag into ShenandoahSATBBarrier
Reviewed-by: shade
2 lines changed: 0 ins; 0 del; 2 mod; 2062 unchg

Cdiffs Udiffs Sdiffs Frames Old New ----- Raw src/cpu/x86/vm/shenandoahBarrierSetAssembler_x86.cpp

rev 11705 : [backport] 8242130: Shenandoah: Simplify arraycopy-barrier dispatching
Reviewed-by: shade
rev 11707 : [backport] 8242054: Shenandoah: New incremental-update mode
Reviewed-by: shade
20 lines changed: 3 ins; 5 del; 12 mod; 417 unchg

Cdiffs Udiffs Sdiffs Frames Old New ----- Raw src/cpu/x86/vm/templateInterpreter_x86_32.cpp

rev 11704 : [backport] 8241700: Shenandoah: Fold ShenandoahKeepAliveBarrier flag into ShenandoahSATBBarrier
Reviewed-by: shade
1 line changed: 0 ins; 0 del; 1 mod; 2036 unchg

Cdiffs Udiffs Sdiffs Frames Old New ----- Raw src/cpu/x86/vm/templateInterpreter_x86_64.cpp

rev 11704 : [backport] 8241700: Shenandoah: Fold ShenandoahKeepAliveBarrier flag into ShenandoahSATBBarrier
Reviewed-by: shade
1 line changed: 0 ins; 0 del; 1 mod; 2056 unchg

Cdiffs Udiffs Sdiffs Frames Old New ----- Raw src/share/vm/c1/c1_Runtime1.cpp

rev 11705 : [backport] 8242130: Shenandoah: Simplify arraycopy-barrier dispatching
Reviewed-by: shade
1 line changed: 0 ins; 0 del; 1 mod; 1508 unchg

Cdiffs Udiffs Sdiffs Frames Old New ----- Raw src/share/vm/classfile/symbolTable.cpp

rev 11704 : [backport] 8241700: Shenandoah: Fold ShenandoahKeepAliveBarrier flag into ShenandoahSATBBarrier
Reviewed-by: shade
1 line changed: 0 ins; 0 del; 1 mod; 1122 unchg

Cdiffs Udiffs Sdiffs Frames Old New ----- Raw src/share/vm/gc_implementation/shenandoah/heuristics/shenandoahAggressiveHeuristics.cpp

rev 11704 : [backport] 8241700: Shenandoah: Fold ShenandoahKeepAliveBarrier flag into ShenandoahSATBBarrier
Reviewed-by: shade
rev 11707 : [backport] 8242054: Shenandoah: New incremental-update mode
Reviewed-by: shade
rev 11709 : [backport] 8242273: Shenandoah: accept either SATB or IU barriers, but not both
Reviewed-by: rkennke
7 lines changed: 0 ins; 7 del; 0 mod; 85 unchg

Cdiffs Udiffs Sdiffs Frames Old New ----- Raw src/share/vm/gc_implementation/shenandoah/heuristics/shenandoahCompactHeuristics.cpp

rev 11704 : [backport] 8241700: Shenandoah: Fold ShenandoahKeepAliveBarrier flag into ShenandoahSATBBarrier
Reviewed-by: shade
rev 11707 : [backport] 8242054: Shenandoah: New incremental-update mode
Reviewed-by: shade
rev 11709 : [backport] 8242273: Shenandoah: accept either SATB or IU barriers, but not both
Reviewed-by: rkennke
7 lines changed: 0 ins; 7 del; 0 mod; 105 unchg

Cdiffs Udiffs Sdiffs Frames Old New ----- Raw src/share/vm/gc_implementation/shenandoah/heuristics/shenandoahStaticHeuristics.cpp

rev 11704 : [backport] 8241700: Shenandoah: Fold ShenandoahKeepAliveBarrier flag into ShenandoahSATBBarrier
Reviewed-by: shade
rev 11707 : [backport] 8242054: Shenandoah: New incremental-update mode
Reviewed-by: shade
rev 11709 : [backport] 8242273: Shenandoah: accept either SATB or IU barriers, but not both
Reviewed-by: rkennke
7 lines changed: 0 ins; 7 del; 0 mod; 79 unchg

Cdiffs Udiffs Sdiffs Frames Old New ----- Raw src/share/vm/gc_implementation/shenandoah/shenandoahBarrierSet.cpp

rev 11704 : [backport] 8241700: Shenandoah: Fold ShenandoahKeepAliveBarrier flag into ShenandoahSATBBarrier
Reviewed-by: shade
rev 11707 : [backport] 8242054: Shenandoah: New incremental-update mode
Reviewed-by: shade
rev 11710 : [backport] 8242301: Shenandoah: Inline LRB runtime call
Reviewed-by: zgu
23 lines changed: 2 ins; 19 del; 2 mod; 260 unchg

Cdiffs Udiffs Sdiffs Frames Old New ----- Raw src/share/vm/gc_implementation/shenandoah/shenandoahBarrierSet.hpp

rev 11704 : [backport] 8241700: Shenandoah: Fold ShenandoahKeepAliveBarrier flag into ShenandoahSATBBarrier
Reviewed-by: shade
rev 11705 : [backport] 8242130: Shenandoah: Simplify arraycopy-barrier dispatching
Reviewed-by: shade
rev 11707 : [backport] 8242054: Shenandoah: New incremental-update mode
Reviewed-by: shade
rev 11710 : [backport] 8242301: Shenandoah: Inline LRB runtime call
Reviewed-by: zgu
23 lines changed: 10 ins; 9 del; 4 mod; 126 unchg

Cdiffs Udiffs Sdiffs Frames Old New ----- Raw src/share/vm/gc_implementation/shenandoah/shenandoahBarrierSet.inline.hpp

rev 11705 : [backport] 8242130: Shenandoah: Simplify arraycopy-barrier dispatching
Reviewed-by: shade
rev 11707 : [backport] 8242054: Shenandoah: New incremental-update mode
Reviewed-by: shade
rev 11710 : [backport] 8242301: Shenandoah: Inline LRB runtime call
Reviewed-by: zgu
46 lines changed: 20 ins; 3 del; 23 mod; 93 unchg

Cdiffs Udiffs Sdiffs Frames Old New ----- Raw src/share/vm/gc_implementation/shenandoah/shenandoahBarrierSetClone.inline.hpp

rev 11705 : [backport] 8242130: Shenandoah: Simplify arraycopy-barrier dispatching
Reviewed-by: shade
rev 11707 : [backport] 8242054: Shenandoah: New incremental-update mode
Reviewed-by: shade
51 lines changed: 31 ins; 12 del; 8 mod; 74 unchg

Cdiffs Udiffs Sdiffs Frames Old New ----- Raw src/share/vm/gc_implementation/shenandoah/shenandoahConcurrentMark.cpp

rev 11702 : [backport] 8239926: Shenandoah: Shenandoah needs to mark nmethod's metadata
Reviewed-by: rkennke, shade
rev 11707 : [backport] 8242054: Shenandoah: New incremental-update mode
Reviewed-by: shade
41 lines changed: 28 ins; 0 del; 13 mod; 993 unchg

Cdiffs Udiffs Sdiffs Frames Old New ----- Raw src/share/vm/gc_implementation/shenandoah/shenandoahHeap.cpp

rev 11706 : [backport] 8242217: Shenandoah: Enable GC mode to be diagnostic/experimental and have a name
Reviewed-by: shade
rev 11707 : [backport] 8242054: Shenandoah: New incremental-update mode
Reviewed-by: shade
16 lines changed: 16 ins; 0 del; 0 mod; 2630 unchg

Cdiffs Udiffs Sdiffs Frames Old New ----- Raw src/share/vm/gc_implementation/shenandoah/shenandoahHeuristics.hpp

rev 11707 : [backport] 8242054: Shenandoah: New incremental-update mode
Reviewed-by: shade
rev 11709 : [backport] 8242273: Shenandoah: accept either SATB or IU barriers, but not both
Reviewed-by: rkennke
8 lines changed: 0 ins; 8 del; 0 mod; 147 unchg

Cdiffs Udiffs Sdiffs Frames Old New ----- Raw src/share/vm/gc_implementation/shenandoah/shenandoahMode.hpp

rev 11706 : [backport] 8242217: Shenandoah: Enable GC mode to be diagnostic/experimental and have a name
Reviewed-by: shade
rev 11709 : [backport] 8242273: Shenandoah: accept either SATB or IU barriers, but not both
Reviewed-by: rkennke
19 lines changed: 19 ins; 0 del; 0 mod; 37 unchg

Cdiffs Udiffs Sdiffs Frames Old New ----- Raw src/share/vm/gc_implementation/shenandoah/shenandoahNormalMode.cpp

rev 11704 : [backport] 8241700: Shenandoah: Fold ShenandoahKeepAliveBarrier flag into ShenandoahSATBBarrier
Reviewed-by: shade
rev 11709 : [backport] 8242273: Shenandoah: accept either SATB or IU barriers, but not both
Reviewed-by: rkennke
2 lines changed: 1 ins; 1 del; 0 mod; 58 unchg

Cdiffs Udiffs Sdiffs Frames Old New ----- Raw src/share/vm/gc_implementation/shenandoah/shenandoahNormalMode.hpp

rev 11706 : [backport] 8242217: Shenandoah: Enable GC mode to be diagnostic/experimental and have a name
Reviewed-by: shade
3 lines changed: 3 ins; 0 del; 0 mod; 37 unchg

Cdiffs Udiffs Sdiffs Frames Old New ----- Raw src/share/vm/gc_implementation/shenandoah/shenandoahPassiveMode.cpp

rev 11704 : [backport] 8241700: Shenandoah: Fold ShenandoahKeepAliveBarrier flag into ShenandoahSATBBarrier
Reviewed-by: shade
1 line changed: 0 ins; 1 del; 0 mod; 58 unchg

Cdiffs Udiffs Sdiffs Frames Old New ----- Raw src/share/vm/gc_implementation/shenandoah/shenandoahPassiveMode.hpp

rev 11706 : [backport] 8242217: Shenandoah: Enable GC mode to be diagnostic/experimental and have a name
Reviewed-by: shade
4 lines changed: 4 ins; 0 del; 0 mod; 35 unchg

Cdiffs Udiffs Sdiffs Frames Old New ----- Raw src/share/vm/gc_implementation/shenandoah/shenandoahRuntime.cpp

rev 11705 : [backport] 8242130: Shenandoah: Simplify arraycopy-barrier dispatching
Reviewed-by: shade
rev 11707 : [backport] 8242054: Shenandoah: New incremental-update mode
Reviewed-by: shade
rev 11711 : [backport] 8242316: Shenandoah: Turn NULL-check into assert in SATB slow-path entry
Reviewed-by: zgu, shade
19 lines changed: 0 ins; 13 del; 6 mod; 60 unchg

Cdiffs Udiffs Sdiffs Frames Old New ----- Raw src/share/vm/gc_implementation/shenandoah/shenandoahRuntime.hpp

rev 11705 : [backport] 8242130: Shenandoah: Simplify arraycopy-barrier dispatching
Reviewed-by: shade
4 lines changed: 0 ins; 1 del; 3 mod; 44 unchg

Cdiffs Udiffs Sdiffs Frames Old New ----- Raw src/share/vm/gc_implementation/shenandoah/shenandoahSupport.cpp

rev 11703 : [backport] 8241675: Shenandoah: assert(n->outcnt() > 0) at shenandoahSupport.cpp:2858 with java/util/Collections/FindSubList.java
Reviewed-by: rkennke
rev 11707 : [backport] 8242054: Shenandoah: New incremental-update mode
Reviewed-by: shade
40 lines changed: 0 ins; 35 del; 5 mod; 2948 unchg

Cdiffs Udiffs Sdiffs Frames Old New ----- Raw src/share/vm/gc_implementation/shenandoah/shenandoahSupport.hpp

rev 11707 : [backport] 8242054: Shenandoah: New incremental-update mode
Reviewed-by: shade
2 lines changed: 0 ins; 0 del; 2 mod; 187 unchg

Cdiffs Udiffs Sdiffs Frames Old New ----- Raw src/share/vm/gc_implementation/shenandoah/shenandoah_globals.hpp

rev 11704 : [backport] 8241700: Shenandoah: Fold ShenandoahKeepAliveBarrier flag into ShenandoahSATBBarrier
Reviewed-by: shade
rev 11707 : [backport] 8242054: Shenandoah: New incremental-update mode
Reviewed-by: shade
4 lines changed: 1 ins; 3 del; 0 mod; 371 unchg

Cdiffs Udiffs Sdiffs Frames Old New ----- Raw src/share/vm/oops/objArrayKlass.cpp

rev 11705 : [backport] 8242130: Shenandoah: Simplify arraycopy-barrier dispatching
Reviewed-by: shade
1 line changed: 0 ins; 0 del; 1 mod; 695 unchg

Cdiffs Udiffs Sdiffs Frames Old New ----- Raw src/share/vm/prims/jni.cpp

rev 11704 : [backport] 8241700: Shenandoah: Fold ShenandoahKeepAliveBarrier flag into ShenandoahSATBBarrier
Reviewed-by: shade
1 line changed: 0 ins; 0 del; 1 mod; 5694 unchg

Cdiffs Udiffs Sdiffs Frames Old New ----- Raw src/share/vm/prims/jvm.cpp

rev 11704 : [backport] 8241700: Shenandoah: Fold ShenandoahKeepAliveBarrier flag into ShenandoahSATBBarrier
Reviewed-by: shade
rev 11707 : [backport] 8242054: Shenandoah: New incremental-update mode
Reviewed-by: shade
2 lines changed: 0 ins; 0 del; 2 mod; 4689 unchg

Cdiffs Udiffs Sdiffs Frames Old New ----- Raw src/share/vm/prims/jvmtiGetLoadedClasses.cpp

rev 11704 : [backport] 8241700: Shenandoah: Fold ShenandoahKeepAliveBarrier flag into ShenandoahSATBBarrier
Reviewed-by: shade
1 line changed: 0 ins; 0 del; 1 mod; 345 unchg

Cdiffs Udiffs Sdiffs Frames Old New ----- Raw src/share/vm/prims/jvmtiTagMap.cpp

rev 11704 : [backport] 8241700: Shenandoah: Fold ShenandoahKeepAliveBarrier flag into ShenandoahSATBBarrier
Reviewed-by: shade
1 line changed: 0 ins; 0 del; 1 mod; 3394 unchg

Cdiffs Udiffs Sdiffs Frames Old New ----- Raw src/share/vm/prims/unsafe.cpp

rev 11704 : [backport] 8241700: Shenandoah: Fold ShenandoahKeepAliveBarrier flag into ShenandoahSATBBarrier
Reviewed-by: shade
1 line changed: 0 ins; 0 del; 1 mod; 1802 unchg

Cdiffs Udiffs Sdiffs Frames Old New ----- Raw src/share/vm/runtime/arguments.cpp

rev 11704 : [backport] 8241700: Shenandoah: Fold ShenandoahKeepAliveBarrier flag into ShenandoahSATBBarrier
Reviewed-by: shade
2 lines changed: 0 ins; 2 del; 0 mod; 4615 unchg

Cdiffs Udiffs Sdiffs Frames Old New ----- Raw src/share/vm/runtime/jniHandles.cpp

rev 11704 : [backport] 8241700: Shenandoah: Fold ShenandoahKeepAliveBarrier flag into ShenandoahSATBBarrier
Reviewed-by: shade
1 line changed: 0 ins; 0 del; 1 mod; 603 unchg

Cdiffs Udiffs Sdiffs Frames Old New ----- Raw test/gc/shenandoah/TestAllocHumongousFragment.java

rev 11707 : [backport] 8242054: Shenandoah: New incremental-update mode
Reviewed-by: shade
35 lines changed: 35 ins; 0 del; 0 mod; 130 unchg

Cdiffs Udiffs Sdiffs Frames Old New ----- Raw test/gc/shenandoah/TestAllocIntArrays.java

rev 11707 : [backport] 8242054: Shenandoah: New incremental-update mode
Reviewed-by: shade
39 lines changed: 39 ins; 0 del; 0 mod; 121 unchg

Cdiffs Udiffs Sdiffs Frames Old New ----- Raw test/gc/shenandoah/TestAllocObjectArrays.java

rev 11707 : [backport] 8242054: Shenandoah: New incremental-update mode
Reviewed-by: shade
39 lines changed: 39 ins; 0 del; 0 mod; 120 unchg

Cdiffs Udiffs Sdiffs Frames Old New ----- Raw test/gc/shenandoah/TestAllocObjects.java

rev 11707 : [backport] 8242054: Shenandoah: New incremental-update mode
Reviewed-by: shade
39 lines changed: 39 ins; 0 del; 0 mod; 112 unchg

Cdiffs Udiffs Sdiffs Frames Old New ----- Raw test/gc/shenandoah/TestGCThreadGroups.java

rev 11707 : [backport] 8242054: Shenandoah: New incremental-update mode
Reviewed-by: shade
18 lines changed: 18 ins; 0 del; 0 mod; 101 unchg

Cdiffs Udiffs Sdiffs Frames Old New ----- Raw test/gc/shenandoah/TestHeapUncommit.java

rev 11707 : [backport] 8242054: Shenandoah: New incremental-update mode
Reviewed-by: shade
19 lines changed: 19 ins; 0 del; 0 mod; 121 unchg

Cdiffs Udiffs Sdiffs Frames Old New ----- Raw test/gc/shenandoah/TestLotsOfCycles.java

rev 11707 : [backport] 8242054: Shenandoah: New incremental-update mode
Reviewed-by: shade
27 lines changed: 27 ins; 0 del; 0 mod; 95 unchg

Cdiffs Udiffs Sdiffs Frames Old New ----- Raw test/gc/shenandoah/TestPeriodicGC.java

rev 11707 : [backport] 8242054: Shenandoah: New incremental-update mode
Reviewed-by: shade
30 lines changed: 30 ins; 0 del; 0 mod; 130 unchg

Cdiffs Udiffs Sdiffs Frames Old New ----- Raw test/gc/shenandoah/TestRefprocSanity.java

rev 11707 : [backport] 8242054: Shenandoah: New incremental-update mode
Reviewed-by: shade
19 lines changed: 19 ins; 0 del; 0 mod; 106 unchg

Cdiffs Udiffs Sdiffs Frames Old New ----- Raw test/gc/shenandoah/TestRegionSampling.java

rev 11707 : [backport] 8242054: Shenandoah: New incremental-update mode
Reviewed-by: shade
13 lines changed: 13 ins; 0 del; 0 mod; 73 unchg

Cdiffs Udiffs Sdiffs Frames Old New ----- Raw test/gc/shenandoah/TestRetainObjects.java

rev 11707 : [backport] 8242054: Shenandoah: New incremental-update mode
Reviewed-by: shade
29 lines changed: 29 ins; 0 del; 0 mod; 110 unchg

Cdiffs Udiffs Sdiffs Frames Old New ----- Raw test/gc/shenandoah/TestSieveObjects.java

rev 11707 : [backport] 8242054: Shenandoah: New incremental-update mode
Reviewed-by: shade
29 lines changed: 29 ins; 0 del; 0 mod; 135 unchg

Cdiffs Udiffs Sdiffs Frames Old New ----- Raw test/gc/shenandoah/TestStringDedup.java

rev 11707 : [backport] 8242054: Shenandoah: New incremental-update mode
Reviewed-by: shade
14 lines changed: 14 ins; 0 del; 0 mod; 162 unchg

Cdiffs Udiffs Sdiffs Frames Old New ----- Raw test/gc/shenandoah/TestStringDedupStress.java

rev 11707 : [backport] 8242054: Shenandoah: New incremental-update mode
Reviewed-by: shade
27 lines changed: 27 ins; 0 del; 0 mod; 205 unchg

Cdiffs Udiffs Sdiffs Frames Old New ----- Raw test/gc/shenandoah/TestStringInternCleanup.java

rev 11707 : [backport] 8242054: Shenandoah: New incremental-update mode
Reviewed-by: shade
20 lines changed: 20 ins; 0 del; 0 mod; 95 unchg

Cdiffs Udiffs Sdiffs Frames Old New ----- Raw test/gc/shenandoah/TestVerifyJCStress.java

rev 11707 : [backport] 8242054: Shenandoah: New incremental-update mode
Reviewed-by: shade
11 lines changed: 11 ins; 0 del; 0 mod; 125 unchg

Cdiffs Udiffs Sdiffs Frames Old New ----- Raw test/gc/shenandoah/TestWrongArrayMember.java

rev 11707 : [backport] 8242054: Shenandoah: New incremental-update mode
Reviewed-by: shade
2 lines changed: 1 ins; 0 del; 1 mod; 54 unchg

Cdiffs Udiffs Sdiffs Frames Old New ----- Raw test/gc/shenandoah/mxbeans/TestChurnNotifications.java

rev 11707 : [backport] 8242054: Shenandoah: New incremental-update mode
Reviewed-by: shade
15 lines changed: 15 ins; 0 del; 0 mod; 140 unchg

Cdiffs Udiffs Sdiffs Frames Old New ----- Raw test/gc/shenandoah/mxbeans/TestPauseNotifications.java

rev 11707 : [backport] 8242054: Shenandoah: New incremental-update mode
Reviewed-by: shade
14 lines changed: 14 ins; 0 del; 0 mod; 148 unchg

Cdiffs Udiffs Sdiffs Frames Old New ----- Raw test/gc/shenandoah/oom/TestClassLoaderLeak.java

rev 11707 : [backport] 8242054: Shenandoah: New incremental-update mode
Reviewed-by: shade
3 lines changed: 1 ins; 0 del; 2 mod; 149 unchg

Cdiffs Udiffs Sdiffs Frames Old New ----- Raw test/gc/shenandoah/options/TestExplicitGC.java

rev 11707 : [backport] 8242054: Shenandoah: New incremental-update mode
Reviewed-by: shade
18 lines changed: 18 ins; 0 del; 0 mod; 126 unchg

Cdiffs Udiffs Sdiffs Frames Old New ----- Raw test/gc/shenandoah/options/TestHeuristicsUnlock.java

rev 11707 : [backport] 8242054: Shenandoah: New incremental-update mode
Reviewed-by: shade
2 lines changed: 2 ins; 0 del; 0 mod; 114 unchg

Cdiffs Udiffs Sdiffs Frames Old New ----- Raw test/gc/shenandoah/options/TestSelectiveBarrierFlags.java

rev 11707 : [backport] 8242054: Shenandoah: New incremental-update mode
Reviewed-by: shade
2 lines changed: 1 ins; 1 del; 0 mod; 101 unchg

Cdiffs Udiffs Sdiffs Frames Old New ----- Raw test/gc/shenandoah/options/TestWrongBarrierDisable.java

rev 11704 : [backport] 8241700: Shenandoah: Fold ShenandoahKeepAliveBarrier flag into ShenandoahSATBBarrier
Reviewed-by: shade
rev 11707 : [backport] 8242054: Shenandoah: New incremental-update mode
Reviewed-by: shade
rev 11709 : [backport] 8242273: Shenandoah: accept either SATB or IU barriers, but not both
Reviewed-by: rkennke
12 lines changed: 9 ins; 2 del; 1 mod; 82 unchg

------ ------ ------ ------ --- New ----- Raw src/share/vm/gc_implementation/shenandoah/shenandoahIUMode.cpp

rev 11707 : [backport] 8242054: Shenandoah: New incremental-update mode
Reviewed-by: shade
rev 11709 : [backport] 8242273: Shenandoah: accept either SATB or IU barriers, but not both
Reviewed-by: rkennke
50 lines changed: 50 ins; 0 del; 0 mod; 0 unchg

------ ------ ------ ------ --- New ----- Raw src/share/vm/gc_implementation/shenandoah/shenandoahIUMode.hpp

rev 11707 : [backport] 8242054: Shenandoah: New incremental-update mode
Reviewed-by: shade
41 lines changed: 41 ins; 0 del; 0 mod; 0 unchg

------ ------ ------ ------ --- New ----- Raw test/gc/shenandoah/options/TestModeUnlock.java

rev 11708 : [backport] 8242271: Shenandoah: add test to verify GC mode unlock
Reviewed-by: rkennke
112 lines changed: 112 ins; 0 del; 0 mod; 0 unchg

------ ------ ------ ------ --- New ----- Raw test/gc/shenandoah/options/TestWrongBarrierEnable.java

rev 11709 : [backport] 8242273: Shenandoah: accept either SATB or IU barriers, but not both
Reviewed-by: rkennke
88 lines changed: 88 ins; 0 del; 0 mod; 0 unchg

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