8210187: Explicit barriers for C2 Reviewed-by: eosterlund, shade, roland, pliden

8210513: Obsolete SyncFlags Reviewed-by: coleenp, dcubed, dholmes

8210347: Combine subsequent calls to Set.contains() and Set.add() Reviewed-by: smarks, bpb

8210514: Obsolete SyncVerbose Reviewed-by: coleenp, dcubed

8210289: ArchivedKlassSubGraphInfoRecord is incomplete Reviewed-by: jiangli, ccheung

8210300: runtime/MemberName/MemberNameLeak.java fails with RuntimeException Summary: Added flag -XX:+UnlockDiagnosticVMOptions to tests failing in product builds Reviewed-by: dcubed, dholmes

8210385: Clean up JNI_ENV_ARG and factorize the macros for vmTestbase/jvmti[A-N] tests Summary: Remove JNI_ENV and JVMTI_ENV macros for part of the jvmti tests Reviewed-by: amenkov, dholmes

8210422: runtime/modules/ModuleStress/ExportModuleStressTest.java - assertion failed: address not aligned: 0x00000008baadbabe Summary: CLDG_lock caused safepoint in inconsistent state Reviewed-by: lfoltan, eosterlund, kbarrett

8210470: Remove unused Verifier::verify() Verifier::Mode argument Summary: Remove the unused argument. Reviewed-by: coleenp, jiangli

8205330: InitialDirContext ctor sometimes throws NPE if the server has sent a disconnection Reviewed-by: chegar, dfuchs

8210467: Remove unused G1CollectedHeap::_max_heap_capacity Reviewed-by: sjohanss, phh

8210463: Recalculate_used() always sets time taken in G1GCPhaseTimes Reviewed-by: phh, sjohanss

8209773: Refactor shell test javax/naming/module/basic.sh to java Reviewed-by: vtewari, alanb

8205507: jdk/javax/xml/crypto/dsig/GenerationTests.java timed out Reviewed-by: mullan

8210434: [Graal] 8209301 prevents GitHub Graal from compiling with latest JDK Reviewed-by: dnsimon, kvn

8210511: TestSingleWriterSynchronizer can deadlock Summary: Check for safepoints in test loops. Reviewed-by: coleenp, eosterlund

8210512: [Testbug] vmTestbase/nsk/jdi/ObjectReference/referringObjects/referringObjects002/referringObjects002.java fails with unexpected size of ClassLoaderReference.referringObjects Summary: Account for the self-reference that every class has in the constant pool Reviewed-by: sspitsyn, jcbeyler

8210515: [TESTBUG]CheckArchivedModuleApp.java needs to check if EnableJVMCI is set. Summary: System module objects are not archived when EnableJVMCI is set to true. Reviewed-by: iklam, ccheung

8182404: remove jdk.testlibrary.JDKToolFinder and JDKToolLauncher Reviewed-by: amenkov, jcbeyler, alanb

8208697: vmTestbase/metaspace/stressHierarchy/stressHierarchy012/TestDescription.java fails with OutOfMemoryError: Metaspace Summary: remove timeoutHandler class and let Stresser handle timeout, remove 30 threads filling metaspace, and remove related unused files. Reviewed-by: lfoltan, mseledtsov

8210502: jdeps does not handle properly on analyzing a mixture of MR JARs and non-MR JARs Reviewed-by: alanb

8210319: [s390]: Use of shift operators not covered by cpp standard Reviewed-by: mdoerr, goetz

8209930: Refactor java/util/zip/ZipFile/deletetempjar.sh to plain java test Reviewed-by: alanb

8210321: Create NO_KEEPALIVE CLD holder accessor Reviewed-by: coleenp, kbarrett

8210233: Prepare Klass::is_loader_alive() for concurrent class unloading Reviewed-by: coleenp, pliden

8210236: Prepare ciReceiverTypeData::translate_receiver_data_from for concurrent class unloading Reviewed-by: coleenp, roland

8056217: Remove awt_makecube.cpp Reviewed-by: erikj, serb

8081858: make dist-clean does not delete all log files Reviewed-by: erikj

8200609: Proper fix for mapfile removal for libjsig Reviewed-by: erikj, dholmes

8210283: Support git as an SCM alternative in the build Reviewed-by: ihse, ehelin

8210112: remove jdk.testlibrary.ProcessTools Reviewed-by: alanb, sspitsyn, jcbeyler

8209971: TestOptionsWithRanges.java crashes in CDS mode with G1UpdateBufferSize=1. Summary: Fixup archive heap regions before restoring any archived java object at runtime. Reviewed-by: iklam, ccheung

8210131: vmTestbase/nsk/jvmti/scenarios/allocation/AP10/ap10t001/TestDescription.java failed with ObjectFree: GetCurrentThreadCpuTimerInfo returned unexpected error code Summary: Expanded permitted threads to include all NamedThreads. Reviewed-by: dcubed, sspitsyn

8210429: Clean up JNI_ENV_ARG for vmTestbase/jvmti/Get[G-Z] tests Summary: Remove the JNI_ENV_ARG for the rest of the Get[G-Z] Reviewed-by: dholmes, sspitsyn, cjplummer

8210345: The Japanese message of FileNotFoundException garbled Reviewed-by: alanb

8210495: compiler crashes because of illegal signature in otherwise legal code Summary: Disable strict verification of compiler signatures when they do not affect generated bytecode Reviewed-by: vromero

8209786: JDK12 fails to build on s390x with gcc 7.3 Reviewed-by: ihse, goetz

8210486: Unused code in check_nest_attributes function Reviewed-by: mikael, sspitsyn

6899533: SecureClassLoader and URLClassLoader have unnecessary check for createClassLoader permission Summary: Remove code that is no longer necessary now that pre-JDK 1.2 SecurityManager methods are not supported. Reviewed-by: mchung

8209544: AES encrypt performance regression in jdk11b11 Reviewed-by: kvn, vlivanov

8209361: [AOT] Unexpected number of references for JVMTI_HEAP_REFERENCE_CONSTANT_POOL [111-->111]: 0 (expected at least 1) Reviewed-by: coleenp, dholmes

8042902: Test java/net/Inet6Address/serialize/Inet6AddressSerializationTest.java fails intermittently Reviewed-by: chegar

8210381: Obsolete EmitSync Reviewed-by: kvn, dcubed, mdoerr, mbaesken, shade

8210009: Source Launcher classloader should support getResource and getResourceAsStream Reviewed-by: mchung, plevart

8210285: CharsetDecoder/Encoder's constructor does not reject NaN Reviewed-by: sherman, smarks, alanb, martin, darcy

8210142: java.util.Calendar.clone() doesn't respect sharedZone flag Reviewed-by: rriggs

8185145: AppCDS custom loader support on Mac OS X Reviewed-by: dholmes, gziemski

8210435: don't add local variable spots if they are DCE'ed by the compiler Reviewed-by: mcimadamore