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

8178291: Add CTW test for boot module Reviewed-by: kvn

8178336: Unnecessary SystemDictionary walk for Protection domain liveness Summary: remove system dictionary walk and pass strong closure for !ClassUnloading Reviewed-by: jiangli, iklam

8150388: Remove SPARC 32-bit support Reviewed-by: hseigel, coleenp, dholmes, kvn

8026985: Rewrite SystemDictionary::classes_do and Dictionary::classes_do to use KlassClosure Summary: Actually remove unused functions like classes_do and methods_do. Reviewed-by: iveresov, sspitsyn, dholmes

8178363: Incorrect check for nmethod re-registration in C1 Reviewed-by: stefank, rbackman

8160748: Inconsistent types for ideal_reg Summary: Made ideal_reg consistently uint. Reviewed-by: kvn, iveresov

8178364: Command-line flags of type double should accept integer values Reviewed-by: dholmes, sjohanss

Merge

8171813: Reported null pointer dereference defect groups Summary: Added required explicit NULL checks Reviewed-by: thartmann, zmajo

Merge

8166927: interfaceSupport.hpp has ancient comments about TSO Reviewed-by: sspitsyn, dcubed, lfoltan, coleenp

Merge

8178088: Update Graal Summary: Update Graal, do appropriate changes to jaotc Reviewed-by: kvn

Merge

Merge

Merge

8178118: Arguments::create_numbered_property allocates wrong buffer in case count > 99 Reviewed-by: dholmes, dcubed, sspitsyn Contributed-by: ekaterina.pavlova@oracle.com

Merge

8171042: The 'REQUIRED' type in sharedPathsMiscInfo.hpp is not used and should be removed. Summary: Remove unused REQUIRED type. Reviewed-by: dholmes, iklam

8173795: AOT support in raw_exception_handler_for_return_address is broken Summary: enable both AOT and nmethod code to take the same path Reviewed-by: kvn

Merge

8168438: Fix comment in rewriter Reviewed-by: jiangli, sspitsyn

8176872: [s390] wrong pc shown in error logs Reviewed-by: dholmes, dsamersoff

8170520: Make Metaspace ChunkManager counters non-atomic Reviewed-by: mgerdin, coleenp

8177953: Rename TestGCBasher.run to TestGCBasher.main Reviewed-by: pliden, tschatzl

8177059: [TESTBUG] gc/g1/TestGCLogMessages.java fails on 32bit arm after changes for JDK-8155094 Summary: Provide a way in the test to check log messages on arbitrary conditions and implement this for this case. Reviewed-by: mchernov, sjohanss

Merge

Merge

8177069: File separator mismatch on Win-64 Reviewed-by: dlong, kvn

8167196: WhiteBox methods should throw an exception if used with inappropriate collector. Reviewed-by: shade, dfazunen

8176885: Clear Claimed Marks log message at wrong location in the log Summary: Move message and code to the pre evacuation phase part of the GC Reviewed-by: sjohanss, sangheki

Merge

8177015: STACK_SIZE_MINIMUM of 32k is not always enough for Mac OS X Summary: Bump up minimum to 64k. Reviewed-by: dholmes, dcubed

8177551: [TESTBUG] TestHumongousClassLoader.java can fail on systems with non-g1 collector. Reviewed-by: dfazunen, tschatzl, sjohanss

8177055: [TESTBUG] test/runtime/ReservedStack/ReservedStackTest.java sometimes fails on Oracle arm64 port after being enabled for open aarch64 port Summary: Check if the platform supports the reserved stack area. Reviewed-by: dholmes, fparain

8171238: Unify cleanup code used in G1 Remark and Full GC marking Reviewed-by: tschatzl, pliden

8177453: Start_new_collection_set() timing done during wrong type of GC Summary: Move timing code from full gc to young gc. Reviewed-by: sjohanss, mgerdin

8176768: hotspot ignores PTHREAD_STACK_MIN when creating new threads Summary: Use PTHREAD_STACK_MIN as a minimum, plus other stack size cleanup Reviewed-by: dholmes, stuefe, dcubed

8177458: [s390] (jdk10) build broken after 8155672 Reviewed-by: simonis

8177046: Update Graal Summary: Update Graal, make appropriate changes to AOT, and the build system. Reviewed-by: kvn

8171090: Convert VMStruct_test to GTest Reviewed-by: iignatyev

8171848: ObjectMonitor verify() and print() methods are empty Reviewed-by: dholmes

8176705: Remove static functions in InstanceKlass Summary: Change static functions to instance functions and remove their 'this_k' parameters. Reviewed-by: dholmes, mgerdin, iklam

8176881: DerivedPointerTable Update log message in wrong order in regards to Redirty Cards Reviewed-by: sjohanss, jprovino

8177070: Quarantine tests due to JDK-8177069 Reviewed-by: iveresov, iignatyev

Merge

8175817: Clean up Solaris signal code: SIGUSR2, SIGasync, SIGJVM1/2 Reviewed-by: rehn, stuefe, dsamersoff

Merge

8176831: Dead code: function jmm_GetLoadedClasses is not used in jmm_interface Summary: Remove the dead code Reviewed-by: dholmes, coleenp

8167425: Redundant code in method PerfLongVariant::sample Reviewed-by: dholmes, coleenp, sspitsyn

8170933: Cleanup Metaspace Chunk manager: Unify treatment of humongous and non-humongous chunks Reviewed-by: mgerdin, coleenp

Merge

8173848: realpath is unsafe Summary: Fix occurrences of realpath in hotspot to use safe POSIX.1-2008 form. Reviewed-by: dsamersoff, dholmes, clanger

8155094: Add logging for long lasting methods found in JDK-8152948 Summary: Adds logging for DerivedPointerTable, TLAB preparation and resizing, and new collection set setup work Reviewed-by: kbarrett, sangheki

8155672: Remove instanceKlassHandles and KlassHandles Summary: Summary: Use unhandled pointers for Klass and InstanceKlass, remove handles with no implementation. Reviewed-by: dholmes, lfoltan, vlivanov, sspitsyn

8168467: Use TaskEntry as task mark queue elements Summary: Change the mark stack to use TaskEntry queue elements to improve type safety instead of casting around raw pointers. Reviewed-by: kbarrett, sangheki

Merge

8159734: Consistency check fails with -XX:-ProfileInterpreter Summary: Re-establish the consistency of profiling information also with -XX:-ProfileInterpreter. Reviewed-by: kvn

8176441: assert(false) failed: modified node was not processed by IGVN.transform_old() Summary: The shiftNode needs to be added to the IGVN worklist after being modified. Reviewed-by: kvn, vlivanov

8005165: Remove CPU-dependent code in self-patching vtables Reviewed-by: coleenp, stuefe, jiangli

8175300: Enable artifact resolution for jtreg tests Reviewed-by: ihse, gtriantafill

8172514: Stop checking for duplicate packages in the JVM_DefineModule() package list Summary: Use GrowableArray append() instead of append_if_missing() to stop searching for duplicates Reviewed-by: redestad, coleenp, dholmes, gtriantafill

8164038: Missing volatile keyword at CardTableRS::write_ref_field_gc_par() Reviewed-by: tschatzl, kbarrett