cmd/internal/obj/sparc64: add more magic NOPs
cmd/internal/obj/sparc64: add more magic NOPs

Change-Id: Ic75b21dc561c38ed23d6b8b7add320d45b18bb17

4ad/go,4ad/go,4ad/go,4ad/go,4ad/go,4ad/go,4ad/go,4ad/go