8166002: Emulate client build on platforms with reduced virtual address space
Summary: The default VM ergonomics on Windows/x86 (32-bit) are changed to client like.
Reviewed-by: kvn, iveresov

8171008: Integrate AOT compiler into JDK
Reviewed-by: erikj, mchung, psandoz, coleenp, iklam, stefank, simonis
Contributed-by: Bharadwaj Yadavalli <bharadwaj.yadavalli@oracle.com>, Christian Thalinger <cthalinger@twitter.com>, Dean Long <dean.long@oracle.com>, Dmitrij Pochepko <dmitrij.pochepko@oracle.com>, Dmitry Chuyko <dmitry.chuyko@oracle.com>, Doug Simon <doug.simon@oracle.com>, Eric Caspole <eric.caspole@oracle.com>, Igor Ignatyev <igor.ignatyev@oracle.com>, Igor Veresov <igor.veresov@oracle.com>, John Rose <john.r.rose@oracle.com>, Morris Meyer <morris.meyer@oracle.com>, Niclas Adlertz <niclas.adlertz@oracle.com>, Rickard Backman <rickard.backman@oracle.com>

8165949: Serial and ConcMarkSweep do not unload strings when class unloading is disabled
Reviewed-by: mgerdin, tschatzl, stefank

8166276: Refactor gen_process_roots to allow simpler fix for 8165949
Reviewed-by: mgerdin, stefank
Contributed-by: jesper.wilhelmsson@oracle.com, stefan.johansson@oracle.com

Merge

8164482: [REDO] G1 does not implement millis_since_last_gc which is needed by RMI GC
Summary: G1 does not return a correct value for the CollectedHeap::millis_since_last_gc()
Reviewed-by: tschatzl, kbarrett

8033552: Fix missing missing volatile specifiers in CAS operations in GC code
Summary: Add missing volatile specifiers.
Reviewed-by: kbarrett, tschatzl

8164124: [BACKOUT] G1 does not implement millis_since_last_gc which is needed by RMI GC
Reviewed-by: jprovino

8071770: G1 does not implement millis_since_last_gc which is needed by RMI GC
Summary: G1 does not return a correct value for the CollectedHeap::millis_since_last_gc
Reviewed-by: jmasa, tschatzl

8154580: Save mirror in interpreter frame to enable cleanups of CLDClosure
Summary: GC walks the mirror using OopClosure rather than using CLDClosure in oops_interpreted_do()
Reviewed-by: dlong, twisti, stefank

8154452: Deferred cleanups after split of G1CollectorPolicy code
Reviewed-by: ehelin, sjohanss

8152491: Convert TracePageSizes to use UL
Reviewed-by: sjohanss, pliden

8152113: Remove _last_ditch_collection GC-cause and avoid expanding heap on Metaspace OOM
Reviewed-by: brutisso, jwilhelm

8152100: Rework and unify the GC phase logging
Reviewed-by: sjohanss, jwilhelm

8151539: Remove duplicate AlwaysTrueClosures
Reviewed-by: tschatzl, mgerdin, kbarrett, drwhite

8140257: Add support for "gc service threads" to ConcurrentGCThread
Summary: Push up the common run() and stop() methods from subclasses to ConcurrentGCThread, as well as declaration iof run_service() stop_service().
Reviewed-by: kbarrett, pliden

8151605: Change warning() to log_warning(gc) in the GC code
Reviewed-by: jwilhelm, jmasa

8150013: ParNew: Prune nmethods scavengable list.
Summary: Speed up ParNew collections by pruning the list of scavengable nmethods.
Reviewed-by: jmasa, tonyp, twisti

8149035: Make the full_gc_dump() calls be recorded as part of the GC
Reviewed-by: jmasa, sjohanss

Merge

8148951: Remove unused method Generation::performs_in_place_marking()
Reviewed-by: david, jwilhelm

8148944: CollectorPolicy methods for memory allocations are specific to GenCollectorPolicy
Reviewed-by: jwilhelm, kbarrett

8146690: Make all classes in GC follow the naming convention.
Reviewed-by: dholmes, stefank

8145092: Use Unified Logging for the GC logging
Summary: JEP-271. VM changes contributed by brutisso, test changes contributed by david.
Reviewed-by: sjohanss, david, brutisso
Contributed-by: bengt.rutisson@oracle.com, david.lindholm@oralce.com

8141356: Explicitly stop CMS threads during VM termination.
Summary: GenCollectedHeap::stop() is not implemented which is supposed to stop CMS threads during VM termination.
Reviewed-by: jmasa, kbarrett
Contributed-by: jwha@google.com

8139772: Cleanups in Generation related code
Reviewed-by: tbenson, mgerdin

Merge

8139868: CMSScavengeBeforeRemark broken after JDK-8134953
Reviewed-by: sjohanss, jwilhelm

8139434: Unify GenRemSet and CardTableRS
Reviewed-by: jwilhelm, mgerdin

Merge

8136421: JEP 243: Java-Level JVM Compiler Interface
Reviewed-by: ihse, alanb, roland, coleenp, iveresov, kvn, kbarrett

8138717: TestGCEventMixedWithG1ConcurrentMark.java fails
Reviewed-by: jwilhelm, david

8134953: Make the GC ID available in a central place
Reviewed-by: pliden, jmasa

8080775: Better argument formatting for assert() and friends
Reviewed-by: kbarrett, pliden

8134797: Remove explicit casts in CollectorPolicy hierarchy
Summary: Removed the explicit casts.
Reviewed-by: jwilhelm, tschatzl, pliden

8134626: Misc cleanups after generation array removal
Reviewed-by: david, dholmes, tschatzl

8087323: Unify and split the work gang classes
Reviewed-by: jmasa, sjohanss

8129961: SIGSEGV when copying to survivor space
Summary: Remove "include_young" parameter from GenCollectedHeap::no_allocs_since_save_marks() since all existing uses pass true to always rescan young gen.
Reviewed-by: jmasa, kbarrett

8077842: Remove the level parameter passed around in GenCollectedHeap
Reviewed-by: kbarrett, mgerdin

8072913: [REDO] GCCause should distinguish jcmd GC.run from System.gc()
Summary: GCCause which is caused by GC.run diagnostic command should be different from System.gc() .
Reviewed-by: jmasa, jwilhelm

8080113: Remove CollectedHeap::set_par_threads()
Reviewed-by: jmasa, kbarrett

8080112: Replace and remove the last usages of CollectedHeap::n_par_threads()
Reviewed-by: jmasa, kbarrett

8080111: Remove SubTaskDone::_n_threads
Reviewed-by: jmasa, kbarrett

8080110: Remove usage of CollectedHeap::n_par_threads() from root processing
Reviewed-by: jmasa, kbarrett

8080109: Use single-threaded code in Threads::possibly_parallel_oops_do when running with only one worker thread
Reviewed-by: jmasa, kbarrett

8079792: GC directory structure cleanup
Reviewed-by: brutisso, stefank, david