Merge

8227222: vmTestbase/jit/FloatingPoint/gen_math/Loops04/Loops04.java failed XMM register should be 0-15 Reviewed-by: thartmann, vlivanov, ctornqvi, bsrbnd

8227034: Graal crash with gcbasher Summary: Adjust Graal's registers declaration for String intrinisics. Reviewed-by: dlong, dnsimon, kvn

8227237: [Graal] org.graalvm.compiler.api.directives.test.ProbabilityDirectiveTest fails with -Xcomp Reviewed-by: kvn

8224531: SEGV while collecting Klass statistics Reviewed-by: coleenp, kbarrett, tschatzl

8227277: HeapInspection::find_instances_at_safepoint walks dead objects Reviewed-by: dholmes, kbarrett, tschatzl, coleenp

8227127: Era designator not displayed correctly using the COMPAT provider Reviewed-by: rriggs

8227222: vmTestbase/jit/FloatingPoint/gen_math/Loops04/Loops04.java failed XMM register should be 0-15 Reviewed-by: thartmann, vlivanov, ctornqvi, bsrbnd

8191890: Biased locking still uses the inferior stop the world safepoint for revocation Summary: Revocations are now executed with thread local handshakes instead of safepoints Reviewed-by: dcubed, coleenp, dholmes, rehn, mgronlun

8225035: Thread stack size issue caused by large TLS size Summary: Adjust thread stack size for static TLS on Linux when AdjustStackSizeForTLS is enabled. Reviewed-by: dholmes, fweimer, stuefe, rriggs, martin Contributed-by: jeremymanson@google.com, fweimer@redhat.com, jianglizhou@google.com

8227389: Remove unsupported xlc16 compile options on aix Reviewed-by: clanger, mdoerr

8223443: Calling Trees.getScope early changes names of local/anonymous classes Summary: Ensure Trees.getScope does not affect the rest of the compilation. Reviewed-by: mcimadamore

Merge

Merge

8221577: [Graal] Implement basic type consistency checks for Low level MH intrinsics Reviewed-by: kvn

8226302: Test failures on IBM platforms (power and s/390) after JDK-8223837 Summary: Adjust heap size values for 32M heap aligment (page size 64k) Reviewed-by: goetz, rschmelter, tschatzl

8221514: [Graal] java/lang/String/CompactString/ tests fail with "GraalError: failed guarantee: no FrameState at DeoptimizingNode" in Graal -Xcomp mode Summary: Put FrameState directly on final StateSplit in intrinsics. Reviewed-by: thartmann, kvn, dnsimon, gdub

8224254: compiler/graalunit/HotspotJdk9Test.java is timing out intermittently Reviewed-by: kvn, thartmann

8225064: [Graal] Application SEGV in G1ParScanThreadState::copy_to_survivor_space(G1HeapRegionAttr, oopDesc*, markOopDesc*)+0x48 Summary: switch off ReduceInitialCardMarks optimization in Graal in JDK 13 (full fix is in JDK 14) Reviewed-by: thartmann, never

8226654: Some swing gtk regression tests fail with "java.lang.InternalError: Unable to load native GTK librarie Reviewed-by: prr, psadhukhan

8227305: Krb5Util::getTicketFromSubjectAndTgs is useless Reviewed-by: xuelei

Merge

8225626: JMH Test Support for JDK-8222074 Summary: Micros for new SuperWord optimizations Reviewed-by: vlivanov, ecaspole Contributed-by: shravya.rukmannagari@intel.com

8217170: gc/arguments/TestUseCompressedOopsErgo.java timed out Summary: Disable ZapUnusedHeapArea and VerifyBeforeExit for gc/arguments tests. Reviewed-by: tschatzl, tonyp

Merge

8227117: normal interpreter table is not restored after single stepping with TLH Reviewed-by: sspitsyn, eosterlund, dholmes, coleenp

8224741: Optimize the scan area during the Scan Heap Roots phase Summary: When scanning card blocks, remember the last address already scanned. Continue scanning from this address. Reviewed-by: kbarrett, lkorinth

8227327: Shenandoah: Faster and more parallel tests Reviewed-by: rkennke

Merge

8226627: assert(t->singleton()) failed: must be a constant Summary: Implemented constant folding for MaxFD, MinFD. Reviewed-by: thartmann, bsrbnd, pli

8227175: ZGC: ZHeapIterator visits potentially dead objects Reviewed-by: zgu, eosterlund

8227083: ZGC: C2: Generates on_weak barrier for WeakCompareAndSwap Reviewed-by: neliasso, eosterlund

8225770: ZGC: C2: Generates on_weak instead of on_strong barriers Reviewed-by: neliasso, eosterlund

8227055: Minor edits to launcher help text Reviewed-by: mchung

8226963: More clarification on possible sequencing error in GSSContext::unwrap Reviewed-by: mullan

8227061: KDC.java test behaves incorrectly when AS-REQ contains a PAData not PA-ENC-TS-ENC Reviewed-by: mullan

8227124: "could not open pipe" error does not report error details Reviewed-by: sspitsyn, cjplummer

8225239: Refactor NetworkInterface lookups Reviewed-by: michaelm, dfuchs, chegar

8226409: Enable argument profiling for sun.misc.Unsafe.put*/get* Reviewed-by: kvn

8227039: Shenandoah: Aggressive heuristics for Traversal mode Reviewed-by: shade

8222079: Don't use memset to initialize fields decode_env constructor in disassembler.cpp Reviewed-by: dlong, stuefe, mdoerr

8226793: Replace OopStorage dup_name with os::strdup Summary: Use os::strdup and os::free. Reviewed-by: tschatzl

8226823: Adjust BarrierSetC2 for C2 runtime calls Reviewed-by: neliasso, roland

8226822: GC interface for C1 runtime calls Reviewed-by: neliasso, roland

8227010: Error recovery after local variable redeclaration can be improved Summary: Entering duplicate local variables into the current scope so that the new variable is used instead of the previous variable. Reviewed-by: mcimadamore

8224657: [TESTBUG] java/util/Locale/SoftKeys.java should be ignored but run Reviewed-by: alanb

8226757: Shenandoah: Make traversal and passive modes explicit Reviewed-by: shade

8227032: MetaspaceUtils::print_report crashes when called before initialization Reviewed-by: tschatzl, goetz

8227252: [aix] Disable jdk/java/lang/reflect/exeCallerAccessTest Reviewed-by: goetz

8227171: provide function names in native stack trace on aix with xlc16 Reviewed-by: stuefe

8227173: Minor cleanup of unused code in compile.hpp Summary: Removed unused code. Reviewed-by: kvn

8227202: clarify Class.isEnum() doc Reviewed-by: bpb

Merge

Added tag jdk-13+28 for changeset 1e95931e7d8f

8226566: [JVMCI] java.* classes are no longer necessarily resolved by the boot class loader Reviewed-by: kvn, dlong

8227080: (fs) Files.newInputStream(...).skip(n) is slow Reviewed-by: sbordet, rriggs, fweimer

Added tag jdk-14+4 for changeset 19d0b382f086

8223575: add subspace transitions to gc+metaspace=info log lines Reviewed-by: stuefe, tschatzl

8223291: Whitespace is added to CDATA tags when using OutputKeys.INDENT to format XML Reviewed-by: dfuchs, lancea

8227199: Shenandoah: Remove superfluous calls to can_do_traversal_gc() Reviewed-by: shade

Merge

8224881: Shenandoah: trashing "Collection Set, Pinned" region during Degenerated GC Reviewed-by: rkennke, zgu

8214542: JFR: Old Object Sample event slow on a deep heap in debug builds Reviewed-by: egahlin, rwestberg

8226719: Kerberos login to Windows 2000 failed with "Inappropriate type of checksum in message" Reviewed-by: xuelei

8226366: Excessive ServiceThread wakeups for OopStorage cleanup Summary: Drive wakes via safepoint cleanups with interval minimums. Reviewed-by: coleenp, tschatzl

8226596: Accessibility errors in jdwp-protocol.html Summary: Fix accessability issues in the JDWP spec Reviewed-by: amenkov, dholmes

8227112: exclude compiler/intrinsics/sha/sanity tests from AOT runs Reviewed-by: kvn

8225679: reference to http://java.sun.com/products/JavaManagement/download.html Reviewed-by: sspitsyn

8227011: Starting a JFR recording in response to JVMTI VMInit and / or Java agent premain corrupts memory Reviewed-by: egahlin, rwestberg

8225706: JFR RootResolver resets CLD claims with no restore Reviewed-by: zgu, egahlin

8225642: ZGC: Crash due to bad oops being spilled to stack in load barriers Reviewed-by: neliasso, pliden Contributed-by: erik.osterlund@oracle.com, stuart.monteith@linaro.org

8219687: G1 asserts nmethod should not be unloaded during parallel code cache unloading Reviewed-by: tschatzl, kvn

8226522: No compilation error reported when yield is used in incorrect context Reviewed-by: mcimadamore

8224673: Adjust permission for delayed starting of debugging Summary: Changed permission from monitor to control Reviewed-by: sspitsyn, clanger

8225475: Node budget asserts on x86_32/64 Summary: Make the (ad-hoc) loop cloning size estimate more pessimistic. Reviewed-by: shade

8226943: compile error in libfollowref003.cpp with XCode 10.2 on macosx Reviewed-by: sspitsyn

8227178: Backout of 8215523 Reviewed-by: tschatzl

8226238: Improve error output and fix elf issues in os::dll_load Reviewed-by: clanger, mdoerr

8227085: ZGC: Add on_weak load barrier verification Reviewed-by: eosterlund

8227083: ZGC: C2: Generates on_weak barrier for WeakCompareAndSwap Reviewed-by: neliasso, eosterlund

8225770: ZGC: C2: Generates on_weak instead of on_strong barriers Reviewed-by: neliasso, eosterlund

8226956: Add invocation tests for Graal and C1 Summary: Add new tests for these JIT's Reviewed-by: lfoltan, coleenp

Merge

8226525: HotSpot compile-time error for x86-32 Reviewed-by: shade

8226976: SessionTimeOutTests uses == operator for String value check Summary: Use String.equals() instead of == operator Reviewed-by: xuelei

8224480: (fc) java/nio/channels/FileChannel/MapTest.java fails intermittently Reviewed-by: lancea, alanb

8227101: Shenandoah: Use ShenandoahSharedFlag for claimed flag in ShenandoahSerialRoot Reviewed-by: shade

8226602: Test convenience reactive primitives from java.net.http with RS TCK Reviewed-by: chegar, dfuchs

8227041: runtime/memory/RunUnitTestsConcurrently.java has a memory leak Reviewed-by: stefank, coleenp

8227035: JVM::printFlags fails in native OOM situations Reviewed-by: goetz, gziemski

Merge

8226603: accessibility issues in specs/jvmti.html Summary: Fix accessability issues in the JVMTI spec Reviewed-by: dholmes, amenkov

8226287: Make process_users_of_allocation handle gc barriers Reviewed-by: kvn, roland

8226778: [JVMCI] Handle unpacking properly in Deoptimiziation::get_cached_box() Summary: Properly decode StackValue on big-endian machines Reviewed-by: kvn

8215523: jstat reports incorrect values for OU for CMS GC Reviewed-by: tschatzl, sgehwolf

8226957: Shenandoah: Remove obsoleted ShenandoahStoreCheck option Reviewed-by: shade