8160399: is_oop_or_null involves undefined behavior
8164984: Improper use of is_oop in production code
Summary: replace oop->is_oop*() with oopDesc::is_oop*(oop) so this pointer can be verified
Reviewed-by: iklam, kvn, dholmes

8173335: Improve logging for j.l.ref.reference processing
Summary: Add logs for each phases of references and stats for each worker threads
Reviewed-by: tschatzl, shade

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

8156500: Move Reference pending list into VM to prevent deadlocks
Summary: Move reference pending list and locking into VM
Reviewed-by: coleenp, dholmes, dcubed, mchung, plevart
Contributed-by: kim.barrett@oracle.com, per.liden@oracle.com

8153745: Avoid spawning G1ParPreserveCMReferentsTask when there is no work to be done
Reviewed-by: brutisso, jmasa, tschatzl

8132524: Missing includes to resourceArea.hpp
Summary: Files that use ResourceMark are missing the include of resourceArea.hpp
Reviewed-by: tschatzl, jwilhelm

8149343: assert(rp->num_q() == no_of_gc_workers) failed: sanity
Reviewed-by: tschatzl, kbarrett

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

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

8134749: SoftReferences declared dead too early
Reviewed-by: jmasa, tbenson

8150302: Reference processing logging prints the "from list" incorrectly
Reviewed-by: tamao, brutisso

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

8146401: Clean up oop.hpp: add inline directives and fix header files
Reviewed-by: coleenp

8143847: Remove REF_CLEANER reference category
Summary: Remove REF_CLEANER.
Reviewed-by: jwilhelm, mchung, tbenson

8071507: (ref) Clear phantom reference as soft and weak references do
Summary: GC clears phantom refs on notification; update spec accordingly.
Reviewed-by: mchung, jmasa

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

8139203: Consistent naming for klass type predicates
8138923: Remove oop coupling with InstanceKlass subclasses
Summary: Renamed oop_is_instance and friends, removed the functions in oop that dug down into InstanceKlass.
Reviewed-by: jrose, lfoltan, stefank

Merge

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

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

8136991: [REDO] Additional number of processed references printed with -XX:+PrintReferenceGC after JDK-8047125
Reviewed-by: kbarrett, tschatzl

8136627: Backout JDK-8133818 Additional number of processed references printed with -XX:+PrintReferenceGC after JDK-8047125
Reviewed-by: brutisso

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

8133818: Additional number of processed references printed with -XX:+PrintReferenceGC after JDK-8047125
Summary: Test contributed by brutisso
Reviewed-by: tonyp, tschatzl

8058265: No callers of ReferenceProcessor::clear_discovered_references
Summary: Removed unused or unneeded code.
Reviewed-by: brutisso, jmasa

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