Reviewed-by: johnc, ysr

Summary: Move the first part of the GC logging, including timestamp, to the start of the GC
Reviewed-by: johnc, jwilhelm

Summary: restore java/lang/ClassLoader.addClass() upcall
Reviewed-by: sspitsyn, dcubed, jmasa

Reviewed-by: brutisso, johnc, ysr
Contributed-by: NHal Mo <kungu.mjh@taobao.com>

Reviewed-by: jcoomes

Summary: Thread stack's base address can be NULL if it is not started or exited before recording the base
Reviewed-by: kvn, fparain

Summary: missing test for T_METADATA leads to incorrect register allocation.
Reviewed-by: kvn

7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() || cur_vm->is_deallocation_record
Summary: Fixed virtual memory records merge and promotion logic, should be based on sequence number vs. base address order
Reviewed-by: coleenp, acorn

Summary: There was a rogue os::breakpoint() call in log_dependency left over from the jsr292 merge.  Also changed verify_oop() calls for metadata to verify_{method,klass}_ptr.
Reviewed-by: kvn, twisti

Summary: C1 needs knowledge of T_METADATA at the LIR level.
Reviewed-by: kvn, coleenp

Summary: Fix the iteration over the system classes and report the correct reference kind.
Reviewed-by: coleenp, rbackman

Reviewed-by: jrose, coleenp, jmasa, kvn

7196103: NPG: Unable to allocate bit map for parallel garbage collection for the requested heap size
Summary: Don't allocate huge class metaspace size by default on x64
Reviewed-by: stefank, jmasa, kvn

Summary: Simple renaming to be consistent with instanceKlass->InstanceKlass renaming
Reviewed-by: stefank, jmasa

Reviewed-by: jcoomes, brutisso

7195867: NPG: SAJDI tests fail with sun.jvm.hotspot.types.WrongTypeException: No suitable match for type
Summary: Need to restore the vtable in metadata when we restore the type from the shared archive.
Reviewed-by: acorn, jcoomes, jmasa, jrose

Summary: Remove the workaround of 7187454 problem which was restored incorrectly during NPG merge.
Reviewed-by: coleenp, dholmes

Summary: Don't decompress the klass pointer in the G1 pre-barrier code when !UseCompressedKlassPointers
Reviewed-by: coleenp, brutisso

Reviewed-by: coleenp, jcoomes

Reviewed-by: kvn, coleenp

Summary: xmeet when both inputs are MetadataPtr.
Reviewed-by: kvn

Summary: Remove incorrect cast
Reviewed-by: brutisso, coleenp

Summary: If the commit fails, the size isn't set so the assert fails.
Reviewed-by: kamg

Summary: Remove PermGen, allocate meta-data in metaspace linked to class loaders, rewrite GC walking, rewrite and rename metadata to be C++ classes
Reviewed-by: jmasa, stefank, never, coleenp, kvn, brutisso, mgerdin, dholmes, jrose, twisti, roland
Contributed-by: Njmasa &lt;jon.masamitsu@oracle.com&gt;, stefank &lt;stefan.karlsson@oracle.com&gt;, mgerdin &lt;mikael.gerdin@oracle.com&gt;, never <tom.rodriguez@oracle.com>

Reviewed-by: johnc

Summary: Added capability to load support classes for other cpus
Reviewed-by: coleenp, bobv, sla
Contributed-by: NBill Pittore <bill.pittore@oracle.com>

Summary: Add inline directives to os::Linux::supports_monotonic_clock() and os::Bsd::supports_monotonic_clock().
Reviewed-by: johnc, azeemj, mikael
Contributed-by: NBrandon Mitchell <brandon@twitter.com>