Merge

8064696: compiler/startup/SmallCodeCacheStartup.java doesn't check exit code Reviewed-by: kvn, anoll, iignatyev Contributed-by: tatiana.pivovarova@oracle.com

8059550: JEP-JDK-8043304: Test task: segment overflow w/ empty others Reviewed-by: kvn, thartmann, iignatyev

8050079: crash while compiling java.lang.ref.Finalizer::runFinalizer Summary: Ignore non-instance Klasses in the subclass hierarchy. Reviewed-by: kvn, iignatyev, jrose

8062854: move compiler jtreg test to corresponding subfolders and use those in TEST.groups Summary: move all test from <bug_id> directories to <functional_dir_name>/<bug_id>; update TEST.groups to execute more tests Reviewed-by: drchase, kvn

Merge

8062258: compiler/debug/TraceIterativeGVN.java segfaults in trace_PhaseIterGVN Reviewed-by: kvn

8061256: com/sun/management/DiagnosticCommandMBean/DcmdMBeanPermissionsTest.java timed out Summary: Must not be at safepoint when taking CompileQueue_lock Reviewed-by: kvn, anoll

8059732: improve hotspot_*test targets Reviewed-by: kvn, dholmes

Merge

8059492: Wrong spelling in assert: "Not initialied properly?" Summary: Fixed typo in metaspace assert message Reviewed-by: mgerdin Contributed-by: aharlap <alexander.harlap.@oracle.com>

8062537: [TESTBUG] Conflicting GC combinations in hotspot tests Reviewed-by: brutisso

8058255: Native jbyte Atomic::cmpxchg for supported x86 platforms Summary: Use the native cmpxchgb instruction on x86. Reviewed-by: dholmes, kbarrett, phh Contributed-by: erik.osterlund@lnu.se

Merge

8064865: Remove the debug funciontality RotateCMSCollectionTypes for CMS Reviewed-by: jmasa, kbarrett, ysr

Merge

8064721: The card tables only ever need two covering regions Reviewed-by: jmasa, tschatzl, kbarrett

8064702: Remove the CMS foreground collector Reviewed-by: kbarrett, ysr

Merge

8064581: Move INCLUDE_ALL_GCS include section to the end of the include list Reviewed-by: jwilhelm, brutisso, coleenp, dholmes

8064580: Move INCLUDE_CDS include section to the end of the include list Reviewed-by: jwilhelm, brutisso, coleenp, dholmes

8064473: Improved handling of age during object copy in G1 Reviewed-by: brutisso, tschatzl

8058209: Race in G1 card scanning could allow scanning of memory covered by PLABs Summary: Read _top before _gc_time_stamp in saved_mark_word() with LoadLoad order to ensure we get a consistent view Reviewed-by: brutisso, dcubed, dholmes, stefank

8064811: Use THREAD instead of CHECK_NULL in return statements Reviewed-by: coleenp, simonis, dholmes

8064786: Fix debug build after 8062808: Turn on the -Wreturn-type warning Reviewed-by: stefank, tschatzl

8062036: ConcurrentMarkThread::slt may be invoked before ConcurrentMarkThread::makeSurrogateLockerThread causing intermittent crashes Summary: Suppress gc_alot during VM init, improve error for SLT uninitialized. Reviewed-by: jmasa, brutisso, tschatzl

8062808: Turn on the -Wreturn-type warning Reviewed-by: mgerdin, tschatzl, coleenp, jrose, kbarrett

Merge

8065346: WB_AddToBootstrapClassLoaderSearch calls JvmtiEnv::create_a_jvmti when not in _thread_in_vm state Summary: Removed ThreadToNativeFromVM and use java_lang_String::as_utf8_string instead Reviewed-by: dholmes, minqi

8042235: redefining method used by multiple MethodHandles crashes VM Summary: note all MemberNames created on internal list for adjusting method entries. Reviewed-by: sspitsyn, dcubed, lfoltan

8065361: Fixup headers and definitions for INCLUDE_TRACE Reviewed-by: sla, stefank

8064701: Some CDS optimizations should be disabled if bootclasspath is modified by JVMTI Summary: Added API to track bootclasspath modification Reviewed-by: jiangli, dholmes, minqi