8170470: superword may miss reductions Reviewed-by: kvn

8170358: [REDO] 8k class metaspace chunks misallocated from 4k chunk freelist Reviewed-by: mgerdin, coleenp, ehelin, stuefe

8170388: Deprecate the flag -XX:ExplicitGCInvokesConcurrentAndUnloadsClasses Reviewed-by: tschatzl, jprovino

8170328: PPC64: Use andis instead of lis/and Reviewed-by: goetz, mdoerr Contributed-by: Igor Nunes <igor.nunes@eldorado.org.br>

8170430: x86 pow() stub from Intel libm is inconsistent with pow() from fdlib Summary: do not use libm stubs when InlineIntrinsics switched off Reviewed-by: kvn

8170416: CompilerControl: VectorizeDebug option type is incorrect Summary: VectorizeDebug C2 option flag should be uintx instead of bool. Reviewed-by: thartmann

Merge

8170395: Metaspace initialization queries the wrong chunk freelist Reviewed-by: mgerdin, pliden, stuefe

8170297: runtime/SharedArchiveFile/LargeSharedSpace.java didn't run out of memory Summary: Split the test cases. Add -XX:+UseCompressedClassPointers -XX:CompressedClassSpaceSize=3G for the 64-bit -XX:SharedMiscCodeSize=1600386047 test case. Reviewed-by: ccheung, iklam, dholmes

8166156: Convert test_semaphore to GTest Reviewed-by: kbarrett, tschatzl, stefank

8169003: LogDecorations.iso8601_utctime_test fails if numeric locale uses "," as separator between integer and fraction part Reviewed-by: mlarsson, iignatyev

Merge

8168996: C2 crash at postaloc.cpp:140 : assert(false) failed: unexpected yanked node Summary: Prevent MemBarAcquire from keeping a LoadNNode alive by adding it to the worklist if it is the only user of a DecodeNNode. Reviewed-by: kvn

8170431: non-ASCII characters in source code comments (jimage.hpp) Reviewed-by: dholmes

8169867: Method::restore_unshareable_info does not invoke Method::link_method Reviewed-by: jiangli, kvn, thartmann

8170227: use vm.jvmci property in compiler/jvmci tests Reviewed-by: kvn

8170226: Implement setting jtreg @requires property vm.jvmci Reviewed-by: kvn

8170106: AArch64: Multiple JVMCI issues Reviewed-by: rschatz

Merge

8170228: register closed @requires property setter Reviewed-by: vlivanov, dfazunen

8170355: [BACKOUT] 8k class metaspace chunks misallocated from 4k chunk freelist Reviewed-by: ehelin, stefank

Merge

8170284: Move fine granular hotspot make targets to top level Reviewed-by: tbell

8166761: Compiler testing in tier2 should be optimized to finish in 20 minutes. Reviewed-by: ctornqvi, kvn

8166898: G1SATBCardTableLoggingModRefBS::invalidate() incorrect with whole_heap == true Reviewed-by: tschatzl, kbarrett

8057003: Large reference arrays cause extremely long synchronization times Summary: Slice large object arrays into parts so that the synchronization of marking threads with an STW pause request does not take long. Reviewed-by: ehelin, pliden

Merge

8169703: G1 crashes with guarantee(pretouch_gang != NULL) failed: No pretouch gang specified Summary: Allow use of AlwaysPreTouch without passing a WorkGang. Reviewed-by: kbarrett, dfazunen, ddmitriev

8169931: 8k class metaspace chunks misallocated from 4k chunk freelist​ Reviewed-by: mgerdin, coleenp, ehelin, stuefe

8167650: NMT should check for invalid MEMFLAGS Reviewed-by: dholmes, mockner, cjplummer

8168492: Convert CollectedHeap_test to GTest Reviewed-by: iignatyev, tschatzl

8168493: Convert TestBitMap_test to GTest Reviewed-by: kbarrett, tschatzl

8169232: SA: TestCpoolForInvokeDynamic.java fails with sun.jvm.hotspot.debugger.DebuggerException: binary search bug: should have found entry 1 Summary: Avoid potential data loss by avoiding the long-to-int cast of the return value of minus() Reviewed-by: dsamersoff, sspitsyn Contributed-by: jini.george@oracle.com

8166811: Missing memory fences between memory allocation and refinement Summary: Refactored to have needed barrier Reviewed-by: tschatzl, ehelin

8166607: G1 needs klass_or_null_acquire Summary: Use acquire where needed, split refinment humongous and non to simplify. Reviewed-by: tschatzl, ehelin

8165287: fix compress intrinsics to produce correct results with avx512 Reviewed-by: kvn

8170039: Change UseAVX < 3 on SKX/KNL to not emit evex vector check Reviewed-by: kvn

8168396: Unexpected OOME in GcCauseTest02 and GcTest02 Reviewed-by: tschatzl, dfazunen

8169870: CDS: "assert(partition_size <= size()) failed: partition failed" on 32 bit JVM Summary: Exit the VM and report error if the second ReservedSpace() call also fails. Reviewed-by: cjplummer, sspitsyn, iklam

8170100: AArch64: Crash in C1-compiled code accessing References Reviewed-by: roland

8170098: AArch64: VM is extremely slow with JVMTI debugging enabled Reviewed-by: roland

8169941: CodeBlob::is_frame_complete_at() does not honor CodeOffsets::frame_never_safe Summary: CodeBlob::is_frame_complete_at() should always return false if _frame_complete_offset is set to CodeOffsets::frame_never_safe (-1). Reviewed-by: kvn, dlong

8169711: CDS does not patch entry trampoline if intrinsic method is disabled Summary: Always create interpreter method entries for intrinsified methods but replace them with vanilla entries if the intrinsic is disabled at runtime. Reviewed-by: kvn, iklam

8169901: AArch64: CompareAndExchange intrinsics clobber address register Reviewed-by: aph

8166719: gc/stress/TestStressG1Humongous.java fails with OOME Reviewed-by: tschatzl, dfazunen

8169529: AArch64: Revert old JDK-8167595 changes after JDK-8159035 fix is pushed Summary: Removed the zero check Reviewed-by: adinn, aph, thartmann

Merge

8165550: Add class loader names to ClassCastException message Summary: Adds new format of class loader names to VM ClassCastException messages Reviewed-by: dholmes, mchung, lfoltan

8166304: Skipping access check for classes generated by core reflection Summary: Only allow boot and reflection class loader to load sub-types of jdk.internal.reflect Reviewed-by: acorn, lfoltan, rehn

8169638: serviceability/sa/TestInstanceKlassSize.java and serviceability/sa/TestInstanceKlassSizeForInterface.java fail compilation Summary: Modified the jtreg tests to use @modules Reviewed-by: dsamersoff, rehn Contributed-by: jini.george@oracle.com

8165955: TestFullGCCount test failed with CMS and -XX:+ExplicitGCInvokesConcurrent Reviewed-by: dfazunen, tschatzl

7107013: sun.jvm.hotspot.runtime.Bytes.swapLong conversion to long mishandled Summary: Cast to long to avoid truncation in swapLong() Reviewed-by: dsamersoff Contributed-by: Sharath Ballal <sharath.ballal@oracle.com>

8169423: Infinite loop in G1's ConcurrentMarkThread Summary: Also terminate loop if has_aborted flag is set. Reviewed-by: tschatzl, sjohanss

8169551: Segfaults in error traces when module version is null Summary: Make sure module->version() is not null before dereferencing it. Reviewed-by: coleenp, gtriantafill, lfoltan

Merge

8168934: [TESTBUG] gc/g1/logging/TestG1LoggingFailure.java failed Reviewed-by: tschatzl, dfazunen

Merge

8168790: CDS: assert(max_delta <= (0x7FFFFFFF)) failed: range check. Summary: Change the assert to check the current delta is less than 0x7FFFFFFF. Reviewed-by: iklam, ddmitriev

Merge

8168796: relax vm options checking during CDS dump time Summary: warning instead of exit for the following vm options specified during CDS dump time: --module-path, --upgrade-module-path, --add-modules Reviewed-by: hseigel, jiangli, sspitsyn