Reviewed-by: kvn, never

Reviewed-by: never

6876037: CTW fails jdk7/hotspot/src/share/vm/opto/type.cpp:2055. assert(bits,"Use TypePtr for NULL")
Summary: Add missing 0 value check in TypeRawPtr::add_offset().
Reviewed-by: never

Summary: Use Atomic::load() and Atomic::store() to access a volatile long.
Reviewed-by: iveresov, jrose, dholmes, never

Summary: Sign-extend the length argument during array allocation
Reviewed-by: never, kvn

Summary: Fix frame size computation
Reviewed-by: phh, kvn

Summary: reset NoHandleMark before going into VM.
Reviewed-by: iveresov

Summary: remove clear_scratch_buffer_blob and let init_scratch_buffer_blob free and allocate a new blob if required.
Reviewed-by: twisti

7009359: HS with -XX:+AggressiveOpts optimize new StringBuffer(null) so it does not throw NPE as expected
Summary: Bailout StringConcat optimization if null is passed to StringBuffer constructor.
Reviewed-by: iveresov

Summary: Fix CAS of longs on SPARC 32bit and cmove on SPARC 64bit.
Reviewed-by: kvn

Summary: Disabled the warning message during compiling.
Reviewed-by: coleenp, dholmes

Summary: Update the HS20 build number to 05
Reviewed-by: jcoomes

Summary: Change ExportDirectoryTableImpl to return the 'Export RVA' field without modification. Read 'Base Of Data' field in optional header when PE32 format COFF file is read. Refine search for dbgeng.dll and dbghelp.dll. Other cleanups.
Reviewed-by: swamyv, poonam

Summary: Trap uncaught C++ exception on Windows and Solaris and generate hs_err report.
Reviewed-by: coleenp, bobv, dholmes

Reviewed-by: kvn, jrose

Summary: Add running specjvm98 and specjbb2005 with tiered compilation enabled with JPRT.
Reviewed-by: kvn

Summary: Remove unnecessary include of stdint.h in java_md.c
Reviewed-by: brutisso, kvn

Summary: bump CG_BUILD_ITER_LIMIT to 20
Reviewed-by: iveresov

Summary: When bootstrap_method_ref in BootstrapMethods attribute points to a wrong CP entry (non-MethodHandle), JVM throws ClassFormatError with a message, where method index and class file name is garbage.
Reviewed-by: iveresov

Summary: Fill perfdata file with zeros to verify available disk space
Reviewed-by: coleenp, kamg

Summary: Fire the gc-begin and gc-end probes for G1.
Reviewed-by: kamg, ysr, jcoomes

Reviewed-by: never

Summary: Age bits need not enter the mark-word preservation calculus; also affected, in addition to CMS, per CR synopsis above, were ParNew (but not DefNew), ParallelScavenge and G1, albeit to a lesser degree than CMS.
Reviewed-by: tonyp, johnc

6579789: Internal error "c1_LinearScan.cpp:1429 Error: assert(false,"")" in debuggee with fastdebug VM
Reviewed-by: kvn, iveresov

Summary: Initialize the _is_alive_non_header field of G1's reference processor with an instance of the G1CMIsAliveClosure. This will stop adding reference objects with live referents to the discovered reference lists unnecessarily.
Reviewed-by: tonyp, ysr, jwilhelm, brutisso

Reviewed-by: phh