6720334: G1: don't update RSets of collection set regions during an evacuation pause
Summary: Introduced a deferred update mechanism for delaying the rset updates during the collection pause
Reviewed-by: apetrusenko, tonyp

Summary: Call newly created CollectedHeap::dump_{pre,post}_full_gc before and after every stop-world full collection cycle on GenCollectedHeap and ParallelScavengeHeap. (Support for G1CollectedHeap forthcoming under CR 6810861.) Small modifications to existing heap dumping and class histogram implementation, especially to allow multiple on-the-fly histos/dumps by the VM thread during a single safepoint.
Reviewed-by: jmasa, alanb, mchung

Summary: Workaround the overflow by doing the intermediate calculations in an unsigned variable.
Reviewed-by: ysr, jcoomes

Summary: Under certain circumstances (evacuation failure) the pause time is not communicated to the policy and, as a result, the pause time field is not initialized properly.
Reviewed-by: jmasa

Summary: Mark inputs for an address expression as shared if there are other uses besides address expressions.
Reviewed-by: never

Summary: There is very much duplicated code in vm_version_x86_{32,64}.{cpp,hpp}.  Refactoring these would help maintainability.
Reviewed-by: kvn, never

Summary: Add missing checks for SCMemProj node in Escape analysis code.
Reviewed-by: never

Summary: Define HOTSPOT_LIB_ARCH in the preprocessor flags of the generated projects
Reviewed-by: kamg, xlu

Summary: Update the HS15 Build number to 02
Reviewed-by: jcoomes