8159073: : Error handling incomplete when creating GC threads lazily
Reviewed-by: drwhite, tschatzl, sangheki

8154153: PS: Restore preserved marks in parallel
Summary: Restore preserved marks after evacuation failure in parallel using the PreservedMark infrastructure.
Reviewed-by: tschatzl

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

8146991: Introduce per-worker preserved mark stacks in ParallelGC
Reviewed-by: tschatzl, ysr

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

8146395: Add inline qualifier in oop.hpp and fix inlining in gc files
Summary: Fix remaining issues after 8146401. Also fix windows VS2010 linkage problem (g1OopClosures.hpp).
Reviewed-by: stefank, mgerdin

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

Merge

8139277: Remove ScavengeWithObjectsInToSpace, ParallelOldGCSplitALot, ParallelOldGCSplitInterval, PSAdjustTenuredGenForMinorPause and PSAdjustYoungGenForMajorPause
Reviewed-by: tschatzl, sjohanss

Merge

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

8139134: Wrong tenuring threshold in young GC trace event
Reviewed-by: ehelin, jwilhelm
Contributed-by: Carsten Varming <cvarming@twitter.com>

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

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

7012980: PSOldGen is increased if there is no space in Metaspace
Reviewed-by: tschatzl, tbenson

8081382: Make flags ParallelGCThreads and ConcGCThreads of type uint
Reviewed-by: drwhite, stefank

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

8080876: Replace unnecessary MAX2(ParallelGCThreads, 1) calls with ParallelGCThreads
Reviewed-by: kbarrett, mgerdin

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

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