7096366: PPC: corruption of floating-point values with DeoptimizeALot Summary: fix for a deoptimization found on PPC, which could impact other big endian platforms Reviewed-by: roland, dholmes

6865265: JVM crashes with "missing exception handler" error Summary: Retry the call to fast_exception_handler_bci_for() after it returned with a pending exception. Don't cache the exception handler pc computed by compute_compiled_exc_handler() if the handler is for another (nested) exception. Reviewed-by: kamg, kvn Contributed-by: volker.simonis@gmail.com