8065402: G1 does not expand marking stack when mark stack overflow happens during concurrent marking Summary: Simplified decision mechanism for marking stack expansion Reviewed-by: kbarrett, tschatzl

8179550: Unify trace logging for InstanceRefKlass Reviewed-by: kbarrett, tschatzl

8138888: Remove ExtendedOopClosure::apply_to_weak_ref_discovered_field Reviewed-by: kbarrett, tschatzl

8154791: Xlog classload too redundant msgs info/debug Summary: Removed redundant information from class+load UL messages, ensured side-by-side printing of different levels for same class, cleaned up code Reviewed-by: iklam, dholmes

8178836: Improve PtrQueue index abstraction Summary: Prefer element indexes where possible. Reviewed-by: shade, mgerdin

8175813: PPC64: "mbind: Invalid argument" when -XX:+UseNUMA is used Reviewed-by: simonis, dholmes

8179656: [AOT] Add AOT manual test scripts Reviewed-by: iveresov

8178811: Minimize the AVX <-> SSE transition penalty through generation of vzeroupper instruction on x86 Reviewed-by: kvn

Merge

8164563: Test nsk/jvmti/CompiledMethodUnload/compmethunload001 keeps reporting: PRODUCT BUG: class was not unloaded in 5 Summary: Removed _pending_list Reviewed-by: dholmes, sspitsyn, dcubed, coleenp

8179004: Add an efficient implementation of the "count trailing zeros" operation Summary: Added count_trailing_zeros function, with platform-dependent implementations. Reviewed-by: dholmes, cjplummer

Merge

8176863: Remove Hashtable::reverse() Reviewed-by: hseigel, sspitsyn, coleenp

8067728: Flag::unlock_diagnostic() should be called Flag::clear_diagnostic() Summary: Renamed function Reviewed-by: iklam, hseigel

8169697: AArch64: Vectorized MLA instruction not generated for some test cases Summary: Add AddVB/S/I/L/F/D node to commut_op_list, as well as other commutative vector operations. Reviewed-by: roland, kvn Contributed-by: yang.zhang@linaro.org

Merge

8056900: Enhance NoClassDefFound exception messaging Summary: Add text to the message explaining the cause of the exception Reviewed-by: dholmes, sspitsyn, coleenp

8179625: [BACKOUT] of 8179305 Avoid repeated calls to JavaThread::last_frame in InterpreterRuntime Reviewed-by: hseigel

8169039: Add unit tests for BitMap search operations Summary: Added native unit test test_bitMap_search.cpp Reviewed-by: stefank, sjohanss

8178352: BitMap::get_next_zero_offset may give wrong result on Mac Summary: Invert and search initial word for trailing ones. Reviewed-by: stefank, cjplummer

8171392: Move Klass pointers outside of ConstantPool entries so ConstantPool can be read-only Summary: Added _resolved_klasses; moved _resolved_references to ConstantPoolCache, etc. Reviewed-by: coleenp, lfoltan, simonis, aph

Merge

8172970: TESTBUG: need test coverage for the JVMTI functions allowed in the start phase Summary: New JTreg test provides the necessary coverage during the start phase Reviewed-by: dholmes, dcubed

8179305: Avoid repeated calls to JavaThread::last_frame in InterpreterRuntime Summary: Added LastFrameAccessor class Reviewed-by: dlong, dholmes

8178542: G1: VM hangs during shutdown due to mark stack overflow Summary: Removed not needed call to clear_has_overflown() to avoid inconsistent state Reviewed-by: kbarrett, sangheki

8179019: Correct range checks for command-line options ArraycopySrcPrefetchDistance and ArraycopyDstPrefetchDistance Summary: Update constraint for the command-line options. Change stubs to use register values instead of immediates. Reviewed-by: kvn

Merge

8179235: PackageEntryTables should be created eagerly Summary: Create the PackageEntryTables in the constructor for ClassLoaderData. Reviewed-by: dholmes, sspitsyn

Merge

8177958: Possible uninitialized char* in vm_version_solaris_sparc.cpp Reviewed-by: shade, dholmes, kevinw

8179243: [TESTBUG] CDS tests should be excluded from running with -UseCompressedOops Summary: Used at-requires statements to exclude the affected tests Reviewed-by: dholmes, jiangli, sspitsyn

8179224: Cache strlen of Flag::_name Reviewed-by: dsamersoff, jiangli, iklam, rehn

8138737: Remove oop_ms_adjust_pointers and use oop_iterate instead Reviewed-by: kbarrett, stefank

8169061: Drop os::is_MP checks from Atomics Reviewed-by: aph, dholmes

8178543: Optimize Klass::is_shared() Reviewed-by: coleenp, jiangli

Merge

Merge

8179103: [Testbug] re-enable the runtime/SharedArchiveFile/BootAppendTests.java test Summary: Added the java.corba to the set of root modules by using the --add-modules option. Used the CDSTestUtils.checkExec() for checking test results. Reviewed-by: sspitsyn, jiangli, mseledtsov, iklam

8179266: Add test/gc/g1/humongousObjects/TestHeapCounters.java to ProblemList.txt Reviewed-by: sjohanss, mgerdin

8178350: klassVtable and klassItable should be ValueObj Reviewed-by: coleenp

Merge

Merge

8168122: Update logging in perfMemory to Unified Logging Summary: -XX:+PerfTraceMemOps replaced with -Xlog:perf+memops=debug, -XX:+PerfTraceDataCreation replaced with -Xlog:perf+datacreation=debug Reviewed-by: sspitsyn, coleenp

8165896: Use "open" flag from JVM_DefineModule to export all module packages Summary: Implemented VM side of open modules, which export all their packages unqualifiedly. Automatic modules and unnamed modules are treated internally as open modules. Reviewed-by: alanb, hseigel, lfoltan

8178949: The split verifier allows anewarray to create an array of more than 255 dimensions. Summary: Add check to split verifier handling of anewarray opcode. Reviewed-by: sspitsyn, gtriantafill, lfoltan

8179181: Cleanup BitMap search API Summary: Remove _inline suffixes and remove duplicate wrappers. Reviewed-by: dholmes, coleenp

Merge

8178788: wrap JCStress test suite as jtreg tests Reviewed-by: kvn, dholmes

8179064: TestInterpreterMethodEntries.java is missing -XX:+UnlockDiagnosticVMOptions Reviewed-by: ctornqvi, gtriantafill

8177967: Move TestGCOld to subdirectory Reviewed-by: mgerdin, pliden

8177968: Add GC stress test TestGCLocker Reviewed-by: pliden, lmesnik

8178095: Add GC stress test TestSystemGC Reviewed-by: dfazunen, mgerdin

Merge

Merge

8178864: Update Graal Reviewed-by: kvn

8178835: CTW Runner should check that all classes have been compiled Reviewed-by: kvn

8178913: CTW library does not close all opened resources Reviewed-by: kvn

Merge

8177728: [TESTBUG] Improve CDS test utils Summary: Improved and expanded CDS test utils; updated CDS tests to use new utils. Reviewed-by: jiangli, ccheung

Merge

8176472: Lazily create ModuleEntryTable Summary: Moved the unnamed module out of the ModuleEntryTable and into the ClassLoaderData so that the MET can be lazily created only when other modules are present. Also a smaller PackageTable size. Reviewed-by: gtriantafill, hseigel, lfoltan, coleenp

8176580: [ppc, s390] CRC32C: wrong checksum result in some cases Reviewed-by: simonis, mdoerr Contributed-by: lutz.schmidt@sap.com

8178727: CTW should provide class names in error messages Reviewed-by: kvn

8169517: WhiteBox should provide concurrent GC phase control Summary: Added WhiteBox API and G1 implementation. Reviewed-by: shade, dfazunen