Summary: developed a reexecute logic for the interpreter to reexecute the bytecode when deopt happens
Reviewed-by: kvn, never, jrose, twisti

Summary: The compiler tests of 6636138 fail with an IllegalAccessException.
Reviewed-by: kvn

Summary: Remove the wrong flag -XX:+UseSuperword to fix the Nightly failure
Reviewed-by: kvn, never

Summary: Fixed SuperWord scheduling of memory operations.
Reviewed-by: kvn, never