hg: jdk9/dev/hotspot: 34 new changesets

alejandro.murillo at oracle.com alejandro.murillo at oracle.com
Tue Mar 25 18:31:00 UTC 2014 

Changeset: 1d211fab479f
Author:    amurillo
Date:      2014-03-18 14:07 -0700
URL:       http://hg.openjdk.java.net/jdk9/dev/hotspot/rev/1d211fab479f

8033926: Update hotspot/make/jprt.properties to use jdk 9 instead of jdk 8
Reviewed-by: sla, dholmes

! make/jprt.properties

Changeset: 9b06054cb7b9
Author:    mseledtsov
Date:      2014-03-10 14:50 -0400
URL:       http://hg.openjdk.java.net/jdk9/dev/hotspot/rev/9b06054cb7b9

8026154: [TESTBUG] runtime/CDSCompressedKPtrs/XShareAuto.java failed due to exception
Summary: Added statements in the tests to handle failures in sharing
Reviewed-by: zgu, ctornqvi

! test/runtime/CDSCompressedKPtrs/XShareAuto.java
! test/runtime/SharedArchiveFile/CdsDifferentObjectAlignment.java
! test/runtime/SharedArchiveFile/DefaultUseWithClient.java

Changeset: 9ba2269eafd4
Author:    fparain
Date:      2014-03-14 12:02 +0000
URL:       http://hg.openjdk.java.net/jdk9/dev/hotspot/rev/9ba2269eafd4

8036128: Remove deprecated VM flag UseVMInterruptibleIO
Reviewed-by: acorn, dholmes, dcubed, coleenp

! src/os/solaris/vm/osThread_solaris.cpp
! src/os/solaris/vm/osThread_solaris.hpp
! src/os/solaris/vm/os_solaris.cpp
! src/os/solaris/vm/os_solaris.hpp
! src/os/solaris/vm/os_solaris.inline.hpp
! src/share/vm/runtime/arguments.cpp
! src/share/vm/runtime/globals.hpp
! src/share/vm/services/runtimeService.cpp
! src/share/vm/services/runtimeService.hpp

Changeset: 8a4e412576de
Author:    minqi
Date:      2014-03-14 14:17 -0700
URL:       http://hg.openjdk.java.net/jdk9/dev/hotspot/rev/8a4e412576de

6536943: Bogus -Xcheck:jni warning for SIG_INT action for SIGINT in JVM started from non-interactive shell
Summary: Under non-interactive shell, with -Xcheck:jni, check_signal_handler will print out Warning for SHURDOWN2_SIGNAL (SIGINT) which is replaced by non-interactive shell. Fix by supply more information of the replacement to user.
Reviewed-by: acorn, dsamersoff
Contributed-by: yumin.qi at oracle.com

! src/os/aix/vm/os_aix.cpp
! src/os/bsd/vm/os_bsd.cpp
! src/os/linux/vm/os_linux.cpp
! src/os/solaris/vm/os_solaris.cpp

Changeset: 37d146c88149
Author:    dsamersoff
Date:      2014-03-15 04:03 -0700
URL:       http://hg.openjdk.java.net/jdk9/dev/hotspot/rev/37d146c88149

Merge

! src/os/aix/vm/os_aix.cpp
! src/share/vm/runtime/arguments.cpp
! src/share/vm/runtime/globals.hpp

Changeset: 35bb4b4c186e
Author:    zgu
Date:      2014-03-17 13:39 -0400
URL:       http://hg.openjdk.java.net/jdk9/dev/hotspot/rev/35bb4b4c186e

8025550: valgrind: Conditional jump depends on uninitialised value in Arena::set_size_in_bytes()
Summary: Fixed initialized variable that could miscount arena memory
Reviewed-by: coleenp, ccheung

! src/share/vm/memory/allocation.cpp

Changeset: d9c2726a4960
Author:    sspitsyn
Date:      2014-03-17 19:29 -0700
URL:       http://hg.openjdk.java.net/jdk9/dev/hotspot/rev/d9c2726a4960

6976636: JVM/TI test ex03t001 fails assertion
Summary: Relax assert in the post_class_unload for the CMS case
Reviewed-by: dcubed, dsamersoff
Contributed-by: serguei.spitsyn at oracle.com

! src/share/vm/prims/jvmtiExport.cpp

Changeset: 26ddfd00fe60
Author:    coleenp
Date:      2014-03-18 13:45 -0400
URL:       http://hg.openjdk.java.net/jdk9/dev/hotspot/rev/26ddfd00fe60

8036630: Null ProtectionDomain in JVM can cause NPE because principals field is not initialized to an empty array
Summary: Call ProtectionDomain constructor instead of making all fields null.
Reviewed-by: fparain, zgu

! src/share/vm/classfile/vmSymbols.hpp
! src/share/vm/prims/jvm.cpp

Changeset: ad315832ce80
Author:    dcubed
Date:      2014-03-19 07:08 -0700
URL:       http://hg.openjdk.java.net/jdk9/dev/hotspot/rev/ad315832ce80

Merge


Changeset: 59d1ce0adc74
Author:    brutisso
Date:      2014-03-14 10:15 +0100
URL:       http://hg.openjdk.java.net/jdk9/dev/hotspot/rev/59d1ce0adc74

8034079: G1: Refactor the HeapRegionSet hierarchy
Reviewed-by: tschatzl, pliden

! agent/src/share/classes/sun/jvm/hotspot/gc_implementation/g1/G1CollectedHeap.java
! agent/src/share/classes/sun/jvm/hotspot/gc_implementation/g1/HeapRegionSetBase.java
+ agent/src/share/classes/sun/jvm/hotspot/gc_implementation/g1/HeapRegionSetCount.java
! agent/src/share/classes/sun/jvm/hotspot/tools/HeapSummary.java
! src/share/vm/gc_implementation/g1/concurrentMark.cpp
! src/share/vm/gc_implementation/g1/concurrentMark.hpp
! src/share/vm/gc_implementation/g1/g1CollectedHeap.cpp
! src/share/vm/gc_implementation/g1/g1CollectedHeap.hpp
! src/share/vm/gc_implementation/g1/g1CollectedHeap.inline.hpp
! src/share/vm/gc_implementation/g1/g1MarkSweep.cpp
! src/share/vm/gc_implementation/g1/heapRegionSeq.cpp
! src/share/vm/gc_implementation/g1/heapRegionSet.cpp
! src/share/vm/gc_implementation/g1/heapRegionSet.hpp
! src/share/vm/gc_implementation/g1/heapRegionSet.inline.hpp
! src/share/vm/gc_implementation/g1/heapRegionSets.cpp
- src/share/vm/gc_implementation/g1/heapRegionSets.hpp
! src/share/vm/gc_implementation/g1/vmStructs_g1.hpp

Changeset: 7c383fe0d35a
Author:    tschatzl
Date:      2014-03-17 10:12 +0100
URL:       http://hg.openjdk.java.net/jdk9/dev/hotspot/rev/7c383fe0d35a

8035406: Improve data structure for Code Cache remembered sets
Summary: Change the code cache remembered sets data structure from a GrowableArray to a chunked list of nmethods. This makes the data structure more amenable to parallelization, and decreases freeing time.
Reviewed-by: mgerdin, brutisso

! make/excludeSrc.make
+ src/share/vm/gc_implementation/g1/g1CodeCacheRemSet.cpp
+ src/share/vm/gc_implementation/g1/g1CodeCacheRemSet.hpp
! src/share/vm/gc_implementation/g1/g1CollectedHeap.cpp
! src/share/vm/gc_implementation/g1/g1CollectedHeap.hpp
! src/share/vm/gc_implementation/g1/g1GCPhaseTimes.cpp
! src/share/vm/gc_implementation/g1/g1GCPhaseTimes.hpp
! src/share/vm/gc_implementation/g1/g1_globals.hpp
! src/share/vm/gc_implementation/g1/heapRegion.cpp
! src/share/vm/gc_implementation/g1/heapRegionRemSet.cpp
! src/share/vm/gc_implementation/g1/heapRegionRemSet.hpp
! src/share/vm/memory/freeList.cpp
! src/share/vm/prims/jni.cpp
+ test/gc/g1/TestGCLogMessages.java

Changeset: 714ea02b51c4
Author:    tschatzl
Date:      2014-03-17 10:12 +0100
URL:       http://hg.openjdk.java.net/jdk9/dev/hotspot/rev/714ea02b51c4

8035815: Cache-align and pad the from card cache
Summary: The from card cache is a very frequently accessed data structure. It is essentially a 2d array of per-region values, one row of values for every GC thread. Pad and align the data structure to avoid false sharing.
Reviewed-by: stefank

! src/share/vm/gc_implementation/g1/heapRegionRemSet.cpp
! src/share/vm/gc_implementation/g1/heapRegionRemSet.hpp
! src/share/vm/memory/padded.hpp
! src/share/vm/memory/padded.inline.hpp

Changeset: 908e76169e85
Author:    tschatzl
Date:      2014-03-17 10:13 +0100
URL:       http://hg.openjdk.java.net/jdk9/dev/hotspot/rev/908e76169e85

8027295: Free CSet takes ~50% of young pause time
Summary: Improve fast card cache iteration and avoid taking locks when freeing the collection set.
Reviewed-by: brutisso

! src/share/vm/gc_implementation/g1/g1CollectedHeap.cpp
! src/share/vm/gc_implementation/g1/g1CollectedHeap.hpp
! src/share/vm/gc_implementation/g1/g1GCPhaseTimes.cpp
! src/share/vm/gc_implementation/g1/heapRegion.cpp
! src/share/vm/gc_implementation/g1/heapRegion.hpp
! src/share/vm/gc_implementation/g1/heapRegionRemSet.cpp
! test/gc/g1/TestGCLogMessages.java

Changeset: 53726dbbebe7
Author:    tschatzl
Date:      2014-03-17 10:13 +0100
URL:       http://hg.openjdk.java.net/jdk9/dev/hotspot/rev/53726dbbebe7

8035398: Add card redirty time in "Other" time in G1
Summary: Show the time taken by card redirtying during GC in a new "Redirty Cards" line.
Reviewed-by: jwilhelm, brutisso

! src/share/vm/gc_implementation/g1/g1CollectedHeap.cpp
! src/share/vm/gc_implementation/g1/g1CollectedHeap.hpp
! src/share/vm/gc_implementation/g1/g1GCPhaseTimes.cpp
! src/share/vm/gc_implementation/g1/g1GCPhaseTimes.hpp
! test/gc/g1/TestGCLogMessages.java

Changeset: 70a6a3c4cc3e
Author:    tschatzl
Date:      2014-03-17 10:13 +0100
URL:       http://hg.openjdk.java.net/jdk9/dev/hotspot/rev/70a6a3c4cc3e

8035654: Add times for evacuation failure handling in "Other" time
Summary: Detailed breakdown of time spent in the evacuation failure handling phases to make the "Other" time roughly correspond to the sum of its parts.
Reviewed-by: jwilhelm, jmasa

! src/share/vm/gc_implementation/g1/g1CollectedHeap.cpp
! src/share/vm/gc_implementation/g1/g1GCPhaseTimes.cpp
! src/share/vm/gc_implementation/g1/g1GCPhaseTimes.hpp
! src/share/vm/gc_implementation/g1/g1RemSet.cpp
! test/gc/g1/TestGCLogMessages.java

Changeset: d89d1c851c04
Author:    tschatzl
Date:      2014-03-17 10:13 +0100
URL:       http://hg.openjdk.java.net/jdk9/dev/hotspot/rev/d89d1c851c04

8034868: Extract G1 From Card Cache into separate class
Summary: Refactor the From Card Cache into a separate class.
Reviewed-by: jmasa

! src/share/vm/gc_implementation/g1/g1CollectedHeap.cpp
! src/share/vm/gc_implementation/g1/heapRegionRemSet.cpp
! src/share/vm/gc_implementation/g1/heapRegionRemSet.hpp

Changeset: 0c481941eb40
Author:    tschatzl
Date:      2014-03-17 10:07 +0100
URL:       http://hg.openjdk.java.net/jdk9/dev/hotspot/rev/0c481941eb40

8035330: Remove G1ParScanPartialArrayClosure and G1ParScanHeapEvacClosure
Summary: Mentioned closures are actually wrapped methods. This adds confusion to readers, and in this case also increases code size as G1ParScanHeapEvacClosure is part of the oop_oop_iterate() methods. Move them into G1ParScanThreadState as methods.
Reviewed-by: stefank

! src/share/vm/gc_implementation/g1/g1CollectedHeap.cpp
! src/share/vm/gc_implementation/g1/g1CollectedHeap.hpp
! src/share/vm/gc_implementation/g1/g1OopClosures.hpp
! src/share/vm/gc_implementation/g1/g1_specialized_oop_closures.hpp

Changeset: e2cf3f31123d
Author:    tschatzl
Date:      2014-03-17 13:07 +0100
URL:       http://hg.openjdk.java.net/jdk9/dev/hotspot/rev/e2cf3f31123d

8036860: Pad and cache-align the BiasedMappedArray
Summary: Pad and cache-align BiasedMappedArray instances by default to avoid performance variability problems due to false sharing, as instances of this data structures are typically used for performance sensitive code.
Reviewed-by: brutisso, stefank

! src/share/vm/gc_implementation/g1/g1BiasedArray.cpp
! src/share/vm/gc_implementation/g1/g1BiasedArray.hpp
! src/share/vm/memory/padded.hpp
! src/share/vm/memory/padded.inline.hpp

Changeset: 589c542ca353
Author:    brutisso
Date:      2014-03-17 13:42 +0100
URL:       http://hg.openjdk.java.net/jdk9/dev/hotspot/rev/589c542ca353

8037407: G1: Remove heapRegionSets.cpp
Reviewed-by: tschatzl, pliden

! src/share/vm/gc_implementation/g1/heapRegionSet.cpp
- src/share/vm/gc_implementation/g1/heapRegionSets.cpp

Changeset: 9476a8b1136c
Author:    ehelin
Date:      2014-03-17 14:54 +0100
URL:       http://hg.openjdk.java.net/jdk9/dev/hotspot/rev/9476a8b1136c

Merge


Changeset: f091958b4cf4
Author:    ehelin
Date:      2014-03-17 15:12 +0100
URL:       http://hg.openjdk.java.net/jdk9/dev/hotspot/rev/f091958b4cf4

Merge

- src/share/vm/gc_implementation/g1/heapRegionSets.cpp

Changeset: 93e80661cb3e
Author:    pliden
Date:      2014-03-17 15:18 +0100
URL:       http://hg.openjdk.java.net/jdk9/dev/hotspot/rev/93e80661cb3e

8036672: G1: alloc_purpose in copy_to_survivor_space() used incorrectly
Reviewed-by: brutisso, tschatzl

! src/share/vm/gc_implementation/g1/g1CollectedHeap.cpp

Changeset: 818d8522e45e
Author:    pliden
Date:      2014-03-17 15:18 +0100
URL:       http://hg.openjdk.java.net/jdk9/dev/hotspot/rev/818d8522e45e

8036673: G1: Abort weak reference processing if mark stack overflows
Reviewed-by: brutisso, tschatzl

! src/share/vm/gc_implementation/g1/concurrentMark.cpp

Changeset: 4780d1111bec
Author:    ehelin
Date:      2014-03-17 17:31 +0100
URL:       http://hg.openjdk.java.net/jdk9/dev/hotspot/rev/4780d1111bec

8036696: Add metaspace gc threshold to metaspace summary trace event
Reviewed-by: jmasa, stefank, mgerdin

! src/share/vm/gc_implementation/shared/gcHeapSummary.hpp
! src/share/vm/gc_implementation/shared/gcTraceSend.cpp
! src/share/vm/gc_interface/collectedHeap.cpp
! src/share/vm/trace/trace.xml

Changeset: 8f89500c1291
Author:    ehelin
Date:      2014-03-17 20:59 +0100
URL:       http://hg.openjdk.java.net/jdk9/dev/hotspot/rev/8f89500c1291

8036698: Add trace event for updates to metaspace gc threshold
Reviewed-by: stefank, mgerdin

! src/share/vm/memory/metaspace.cpp
! src/share/vm/memory/metaspace.hpp
+ src/share/vm/memory/metaspaceGCThresholdUpdater.hpp
+ src/share/vm/memory/metaspaceTracer.cpp
+ src/share/vm/memory/metaspaceTracer.hpp
! src/share/vm/trace/trace.xml
! src/share/vm/trace/tracetypes.xml

Changeset: 9e031864eb15
Author:    jwilhelm
Date:      2014-03-17 16:29 +0100
URL:       http://hg.openjdk.java.net/jdk9/dev/hotspot/rev/9e031864eb15

8037510: CMM Testing: Check Min/MaxHeapFreeRatio flags allows to shrink the heap when using ParallelGC
Summary: Added tests for Min/MaxHeapFreeRatio flags
Reviewed-by: jwilhelm, tschatzl
Contributed-by: andrey.x.zakharov at oracle.com

! test/TEST.groups
+ test/gc/arguments/TestDynMaxHeapFreeRatio.java
+ test/gc/arguments/TestDynMinHeapFreeRatio.java
+ test/testlibrary/com/oracle/java/testlibrary/DynamicVMOptionChecker.java
+ test/testlibrary/com/oracle/java/testlibrary/TestDynamicVMOption.java

Changeset: 8966e423c0fc
Author:    brutisso
Date:      2014-03-18 06:15 +0100
URL:       http://hg.openjdk.java.net/jdk9/dev/hotspot/rev/8966e423c0fc

8037495: Remove platform specific specification of SurvivorRatio for BSD
Reviewed-by: mgerdin, stefank

! src/os_cpu/bsd_x86/vm/globals_bsd_x86.hpp

Changeset: 8dc8455614fc
Author:    ehelin
Date:      2014-03-18 07:00 +0100
URL:       http://hg.openjdk.java.net/jdk9/dev/hotspot/rev/8dc8455614fc

8036699: Add trace event when a metaspace allocation fails
Reviewed-by: jmasa, stefank

! src/share/vm/memory/metaspace.cpp
! src/share/vm/memory/metaspace.hpp
! src/share/vm/memory/metaspaceTracer.cpp
! src/share/vm/memory/metaspaceTracer.hpp
! src/share/vm/trace/trace.xml
! src/share/vm/trace/tracetypes.xml

Changeset: e006021fda61
Author:    ehelin
Date:      2014-03-18 08:00 +0100
URL:       http://hg.openjdk.java.net/jdk9/dev/hotspot/rev/e006021fda61

8036701: Add trace event when a metaspace throws out of memory error
Reviewed-by: stefank, mgerdin

! src/share/vm/memory/metaspace.cpp
! src/share/vm/memory/metaspace.hpp
! src/share/vm/memory/metaspaceTracer.cpp
! src/share/vm/memory/metaspaceTracer.hpp
! src/share/vm/trace/trace.xml

Changeset: debe4d17eaa9
Author:    ehelin
Date:      2014-03-18 09:03 +0100
URL:       http://hg.openjdk.java.net/jdk9/dev/hotspot/rev/debe4d17eaa9

8036703: Add trace event with statistics for the metaspace chunk free lists
Reviewed-by: stefank, mgerdin, coleenp, egahlin

! src/share/vm/gc_implementation/concurrentMarkSweep/concurrentMarkSweepGeneration.cpp
! src/share/vm/gc_implementation/parallelScavenge/parallelScavengeHeap.cpp
! src/share/vm/gc_implementation/shared/gcHeapSummary.hpp
! src/share/vm/gc_implementation/shared/gcTrace.cpp
! src/share/vm/gc_implementation/shared/gcTrace.hpp
! src/share/vm/gc_implementation/shared/gcTraceSend.cpp
! src/share/vm/gc_interface/collectedHeap.cpp
! src/share/vm/memory/metaspace.cpp
! src/share/vm/memory/metaspace.hpp
+ src/share/vm/memory/metaspaceChunkFreeListSummary.hpp
! src/share/vm/trace/trace.xml

Changeset: 848daf222da5
Author:    jwilhelm
Date:      2014-02-28 15:27 +0100
URL:       http://hg.openjdk.java.net/jdk9/dev/hotspot/rev/848daf222da5

8036025: Sort the freelist in order to shrink the heap
Summary: The free list is being maintained in a sorted fashion and old and humongous regions are allocated from the bottom of the heap while young regions are allocated at the top.
Reviewed-by: tschatzl, mgerdin
Contributed-by: jesper.wilhelmsson at oracle.com, staffan.friberg at oracle.com

! src/share/vm/gc_implementation/g1/concurrentMark.cpp
! src/share/vm/gc_implementation/g1/g1CollectedHeap.cpp
! src/share/vm/gc_implementation/g1/g1CollectedHeap.hpp
! src/share/vm/gc_implementation/g1/heapRegion.cpp
! src/share/vm/gc_implementation/g1/heapRegion.hpp
! src/share/vm/gc_implementation/g1/heapRegionSet.cpp
! src/share/vm/gc_implementation/g1/heapRegionSet.hpp
! src/share/vm/gc_implementation/g1/heapRegionSet.inline.hpp

Changeset: 6bd5c687f11a
Author:    pliden
Date:      2014-03-18 19:07 +0100
URL:       http://hg.openjdk.java.net/jdk9/dev/hotspot/rev/6bd5c687f11a

8029075: String deduplication in G1
Summary: Implementation of JEP 192, http://openjdk.java.net/jeps/192
Reviewed-by: brutisso, tschatzl, coleenp

! make/excludeSrc.make
! src/share/vm/classfile/javaClasses.hpp
! src/share/vm/classfile/symbolTable.cpp
! src/share/vm/gc_implementation/g1/g1CollectedHeap.cpp
! src/share/vm/gc_implementation/g1/g1GCPhaseTimes.cpp
! src/share/vm/gc_implementation/g1/g1GCPhaseTimes.hpp
! src/share/vm/gc_implementation/g1/g1MarkSweep.cpp
+ src/share/vm/gc_implementation/g1/g1StringDedup.cpp
+ src/share/vm/gc_implementation/g1/g1StringDedup.hpp
+ src/share/vm/gc_implementation/g1/g1StringDedupQueue.cpp
+ src/share/vm/gc_implementation/g1/g1StringDedupQueue.hpp
+ src/share/vm/gc_implementation/g1/g1StringDedupStat.cpp
+ src/share/vm/gc_implementation/g1/g1StringDedupStat.hpp
+ src/share/vm/gc_implementation/g1/g1StringDedupTable.cpp
+ src/share/vm/gc_implementation/g1/g1StringDedupTable.hpp
+ src/share/vm/gc_implementation/g1/g1StringDedupThread.cpp
+ src/share/vm/gc_implementation/g1/g1StringDedupThread.hpp
! src/share/vm/gc_implementation/shared/markSweep.inline.hpp
! src/share/vm/runtime/arguments.cpp
! src/share/vm/runtime/globals.hpp
! src/share/vm/runtime/mutexLocker.cpp
! src/share/vm/runtime/mutexLocker.hpp
! test/gc/g1/TestGCLogMessages.java
+ test/gc/g1/TestStringDeduplicationAgeThreshold.java
+ test/gc/g1/TestStringDeduplicationFullGC.java
+ test/gc/g1/TestStringDeduplicationInterned.java
+ test/gc/g1/TestStringDeduplicationMemoryUsage.java
+ test/gc/g1/TestStringDeduplicationPrintOptions.java
+ test/gc/g1/TestStringDeduplicationTableRehash.java
+ test/gc/g1/TestStringDeduplicationTableResize.java
+ test/gc/g1/TestStringDeduplicationTools.java
+ test/gc/g1/TestStringDeduplicationYoungGC.java

Changeset: 0506d3f672e5
Author:    ehelin
Date:      2014-03-20 15:53 +0100
URL:       http://hg.openjdk.java.net/jdk9/dev/hotspot/rev/0506d3f672e5

8037962: metaspaceTracer.cpp misses a symbol
Reviewed-by: tschatzl, mgerdin
Contributed-by: goetz.lindenmaier at sap.com

! src/share/vm/memory/metaspaceTracer.cpp

Changeset: 67a964ad4f02
Author:    ehelin
Date:      2014-03-21 09:11 +0100
URL:       http://hg.openjdk.java.net/jdk9/dev/hotspot/rev/67a964ad4f02

Merge

- src/share/vm/gc_implementation/g1/heapRegionSets.cpp
- src/share/vm/gc_implementation/g1/heapRegionSets.hpp
! src/share/vm/runtime/arguments.cpp
! src/share/vm/runtime/globals.hpp

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