8049252: VerifyStack logic in Deoptimization::unpack_frames does not expect to see invoke bc at the top frame during normal deoptimization
Summary: Add missing check for reexecute flag to VerifyStack code.
Reviewed-by: roland
8049043: Load variable through a pointer of an incompatible type in hotspot/src/share/vm/runtime/sharedRuntimeMath.hpp
Summary: Fixed parfait warnings caused by __HI and __LO macros in sharedRuntimeMath.hpp by using a union.
Reviewed-by: kvn, drchase