Summary: Add Flag::external_ext()/writable_ext(), both return false.
Reviewed-by: coleenp, zgu

Summary: Disable verify_heapbase on sparc if TraceBytecodes because the latter uses r12 as a temp register
Reviewed-by: coleenp, phh
Contributed-by: NVolker Simonis <volker.simonis@gmail.com>

Reviewed-by: jcoomes

Reviewed-by: phh, dcubed

Summary: Provoke a GC for a metadata allocation failure.
Reviewed-by: johnc, iveresov

Summary: An integer underflow can cause the RSet lengths to be massively overpredicted which forces the eden size to the minimum.
Reviewed-by: brutisso, johnc

Summary: UseCompressedOops is false by default on MacOS X; can still be set manually
Reviewed-by: jmelvin, kvn, dholmes

Summary: Replace SA_APPLE_BOOT_JAVA with logic that checks the boot JDK for the location of JDI classes. ALWAYS_PASS_TEST_GAMMA is true by default on Darwin.
Reviewed-by: kvn, swingler

Summary: Add a file, globals_ext.hpp, containing a null interface, to be replaced by a vendor in altsrc as needed.
Reviewed-by: coleenp, kamg, dholmes, johnc, jrose

Summary: Delay memory node transformation until the memory is processed.
Reviewed-by: iveresov, never

Reviewed-by: johnc

Summary: Enable tiered compilation on server VM by default
Reviewed-by: kvn, never

Summary: Revert 7116481 to current hsx/hotspot-main
Reviewed-by: kamg

Summary: Add -XX:+UnlockCommercialVMOptions to gate use of commercial feature switches in the same way as -XX:UnlockDiagnosticVMOptions gates use of diagnostic feature switches.
Reviewed-by: jwilhelm, kamg

Summary: Added JVM_SetNativeThreadName to linker mapfiles on Solaris and Linux.
Reviewed-by: dcubed, dholmes
Contributed-by: michael.x.mcmahon@oracle.com

Summary: Fixed several EA issues with Connection Graph construction.
Reviewed-by: never, twisti

Summary: Changed the conditional to see if the precompiled header has been specified. Also, removed the unused PrecompiledOption.
Reviewed-by: dholmes, brutisso

Summary: Enabled reference processing when work stealing during concurrent marking
Reviewed-by: jmasa, brutisso

7114095: G1: assert(obj == oopDesc::load_decode_heap_oop(p)) failed: p should still be pointing to obj
Summary: As a result of  the changes for 4965777, the G1 reference field scanning closure could be applied to the discovered field of a reference object twice. The failing assert is too strong if the result of the first application of the closure is stolen, and the referenced object, evacuated by another worker thread.
Reviewed-by: ysr, tonyp

Summary: Remove obsolete code.
Reviewed-by: brutisso, ysr, jcoomes

Summary: Remove dead code.
Reviewed-by: stefank, ysr

Summary: allow reg_class definition as a function.
Reviewed-by: kvn, never