8231630: Optimize boot loader with no bootclasspath append entry. Summary: Optimize SystemDictionary::load_instance_class for boot loader. Immediately return NULL if the requested class is either in the unnamed package or unnamed module, or in a module not defined to the boot loader, when there is no bootclasspath append entry. Reviewed-by: martin, aeubanks, dthomson, redestad, lfoltan, iklam

TestRecursive with Recording::start()

Stabilize TestLargeRootSet.java

8231946: Remove obsolete and unused ShenandoahVerifyObjectEquals flag Reviewed-by: rkennke

8231932: Shenandoah: conc/par GC threads ergonomics overrides user settings Reviewed-by: rkennke

8230043: Lazily load libverify 8230140: Remove unused mutex and monitor declarations Reviewed-by: hseigel, erikj, alanb, dholmes

8225694: Destination option missing in FlightRecorderMXBeanImpl Reviewed-by: egahlin

8229900: RedefineDeleteJmethod.java fails with -Xcheck:jni Summary: Remove RedefineClasses adjustment and test, but improve checking for method/class matching. Reviewed-by: dholmes, sspitsyn

Merge

8220217: Javadoc missing link to member method Reviewed-by: jjg

Provoke chunk rotation in TestRemovedChunks.java

Fix issue with statistics which caused Metaspace::used_words() to be too high

8231930: Windows build fails after JDK-8191521 Reviewed-by: dholmes, clanger

8231885: Fix/remove malformed assert in os_windows.cpp Reviewed-by: dcubed, stuefe, kbarrett

Test thread exclusion for RecordingStream::start

8231550: C2: ShouldNotReachHere() in verify_strip_mined_scheduling Reviewed-by: vlivanov, thartmann

8231620: assert(bol->is_Bool()) crash during split if due to FastLockNode Reviewed-by: vlivanov, thartmann

8231895: Avoid String allocations in JVM_FindLoadedClass Reviewed-by: jiangli, dholmes, iklam

8231825: ZGC: Remove ZMaxHeapSize and ZMaxHeapSizeShift Reviewed-by: tschatzl, eosterlund

8231093: Document the ZIP FS properties noCompression and releaseVersion Reviewed-by: clanger, martin, alanb

8231882: --add-modules ALL-MODULE-PATH is not handled properly Reviewed-by: asemenyuk, almatvee

8223771: FileSystemProvider.newFileSystem(Path, Map) should throw IOException when called with a file that cannot be open Reviewed-by: alanb

8215895: Verify and create tests for Mac installer specific signing options Submitted-by: almatvee Reviewed-by: herrick, asemenyuk

8231850: BasicTest test fails in jcov build Submitted-by: asemenyuk Reviewed-by: almatvee, herrick

8221092: UseAVX=3 has performance degredation on Skylake (X7) processors Summary: Fix for UseAVX=3 has performance degredation on Skylake (X7) processors Reviewed-by: kvn

8215521: add microbenchmark to measure AccessController.getContext Reviewed-by: redestad, alanb

8216352: SA: ClhsdbLauncher should throw errors on Unrecognized commands Reviewed-by: cjplummer, sspitsyn

8231161: Wrong return type in code sample in Collector API documentation Summary: Correct declaration of container from R to A and add compilation test Reviewed-by: smarks, lancea

Merge

8231768: Remove duplicate if/else in vmTestbase/nsk/share/jdi/Binder.java Reviewed-by: sspitsyn, phh, cjplummer

8231777: Remove extraneous @serial javadoc tag in NodeChangeEvent.java Reviewed-by: alanb, chegar

8231706: change "Java" dir to "app" dir in jpackage app image Submitted-by: almatvee Reviewed-by: herrick, asemenyuk

8231707: Improve Mutex inlining Reviewed-by: rehn, dholmes, coleenp

8231776: ZGC: Fix incorrect address space description Reviewed-by: eosterlund

8231774: ZGC: ZVirtualMemoryManager unmaps incorrect address Reviewed-by: kbarrett, stefank

8231563: ZGC: Fails to warn when user sets the max heap size to larger than 16TB Reviewed-by: tschatzl, pliden

8231713: x86_32 build failures after JDK-8226721 (Missing intrinsics for Math.ceil, floor, rint) Reviewed-by: kvn

Added tag jdk-14+17 for changeset 5c83830390ba

8231288: "jhsdb jmap" test needed to reproduce issues that used to be reproduced by JShellHeapDumpTest Reviewed-by: sgehwolf, sspitsyn

8231606: _method_ordering is not set during CDS dynamic dump time Summary: Add the missing DynamicDumpSharedSpaces check in sort_methods(); replace the (DumpSharedSpaces || DynamicDumpSharedSpaces) with the Arguments::is_dumping_archive() function call. Reviewed-by: iklam, coleenp, jiangli

8231663: Incorrect GPL header in some RMI/SQL package-info.java files Reviewed-by: bpb, iris, lancea

Add TestRecusrive and only skip events for DirectoryStream

8231505: Bump required boot jdk version to 13 Reviewed-by: darcy, ihse

8229022: BufferedReader performance can be improved by using StringBuilder Reviewed-by: igerasim, vtewari, dfuchs

8231671: Fix copyright headers in hotspot (missing comma after year) Reviewed-by: tschatzl, dholmes

Cleanup

Improving appearance of javadoc of the APIs associated with preview features.

8231603: (se) Selector implementations do not need to use cancelledKeys Reviewed-by: chegar, bpb

8231626: DeoptimizeRandom should not be a product flag Summary: The DeoptimizeRandom flag is changed to develop since it has no effect in production. Reviewed-by: neliasso, thartmann

Merge

8231545: Suppress warnings on non-serializable instance fields in jdk.jshell module Reviewed-by: rfield

fix bad merge

8231721 : jpackage --install-dir should reject system dirs on Linux Submitted-by: asemenyuk Reviewed-by: kcr, herrick

8231600: Avoid GCC 8 strncpy error in jdk.jdwp.agent Reviewed-by: cjplummer, amenkov

Merge

8231594: Configure fails on some Linux systems Reviewed-by: tbell, ihse