Summary: add LogCompilation support in C1 - both client and tiered mode.
Reviewed-by: twisti, kvn

Reviewed-by: ysr, dholmes, sla

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

Reviewed-by: kvn, coleenp

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: kvn, jrose

Summary: Provide additional detail in VerifyError messages
Reviewed-by: sspitsyn, acorn

Summary: Templates need this object if not using template parameter in call
Reviewed-by: coleenp, kamg, dholmes

Summary: Added new FormatBufferResource class to use thread's resource area for error message buffer.
Reviewed-by: twisti

Summary: Implementation of decoder for Apple's MacOSX. The implementation is based on the patch provided by Kevin Walls.
Reviewed-by: coleenp, kamg, kevinw

6984705: JSR 292 method handle creation should not go through JNI
Summary: remove assembly code for JDK 7 chained method handles
Reviewed-by: jrose, twisti, kvn, mhaupt
Contributed-by: NJohn Rose &lt;john.r.rose@oracle.com&gt;, Christian Thalinger &lt;christian.thalinger@oracle.com&gt;, Michael Haupt <michael.haupt@oracle.com>

Summary: Made new_hash() overloaded rather than a virtual function so SA code doesn't need to be changed.
Reviewed-by: kvn, acorn, dholmes, fparain

7151532: DCmd for hotspot native memory tracking
Summary: Implementation of native memory tracking phase 1, which tracks VM native memory usage, and related DCmd
Reviewed-by: acorn, coleenp, fparain

Summary: Cannot delete _buckets and HashtableEntries in shared space (CDS)
Reviewed-by: acorn, kvn, dlong, dcubed, kamg

Reviewed-by: coleenp, jrose, kvn, twisti
Contributed-by: NKrystal Mok <sajia@taobao.com>

Summary: Use an alternate version of hashing algorithm for symbol string tables and after a certain bucket size to improve performance
Reviewed-by: pbk, kamg, dlong, kvn, fparain

Reviewed-by: dholmes, coleenp
Contributed-by: NChris Dennis <cdennis@terracottatech.com>

Summary: Simplify code, remove unused code, remove ExitAfterGCNum
Reviewed-by: huntch, johnc

Summary: Removed LOG_G and LOG_K. Moved LOG_M to where it is being used.
Reviewed-by: twisti, johnc

7168280: Eliminate the generic signature index slot from field array for field without generic signature.
Summary: Only allocate the generic signature index slot in the field array for field with generic signature attribute.
Reviewed-by: coleenp, dlong

Reviewed-by: jwilhelm, johnc, dholmes

Summary: Rename "to-space-overflow" to "to-space-exhausted", Introduce one decimal point in the size format, Add Sum to the aggregate and re-order the entries, Add number of GC workers to the log output
Reviewed-by: johnc, jwilhelm

Summary: Removed lots of dead code after some recent conc mark changes.
Reviewed-by: brutisso, johnc

Reviewed-by: kvn, iveresov

Reviewed-by: kvn

Summary: Add destructor to TruncatedSeq and call delete when necessary
Reviewed-by: johnc, tonyp

Summary: rewrote Connection graph construction code in EA to reduce time spent there.
Reviewed-by: never

Summary: Add an internal testing API to HotSpot to enable more targeted testing of vm functionality
Reviewed-by: phh, dholmes

Summary: Change OSThread to use mach thread_t
Reviewed-by: phh, dcubed

Reviewed-by: kvn

Reviewed-by: kvn, twisti

Summary: Code cleanup and creating a private decoder for error handler, since it can be triggered from in signal handler, where no lock can be taken
Reviewed-by: dholmes, kamg, acorn, coleenp

Reviewed-by: dholmes, acorn

Reviewed-by: kvn, jrose, kevinw, brutisso, twisti, jmasa

Summary: 7u4 new experimental flag -XX:PredictedClassLoadedCount=#
Reviewed-by: dholmes, phh, dcubed

Summary: Make sure that CompilationPolicy::event() doesn't throw exceptions
Reviewed-by: kvn, never

Reviewed-by: dholmes, dcubed

7130319: C2: running with -XX:+PrintOptoAssembly crashes the VM with assert(false) failed: bad tag in log
Summary: Relax assert to allow the VMThread to close the log while the compiler thread is still writing to it.
Reviewed-by: dholmes, never
Contributed-by: dean.long@oracle.com

Summary: Made decoder thread-safe
Reviewed-by: coleenp, kamg

Summary: There is a high number of mispredicted branches associated with calling BitMap::iteratate() from within CMBitMapRO::iterate(). Implement a version of CMBitMapRO::iterate() directly using inline-able routines.
Reviewed-by: tonyp, iveresov