cmd/internal/sparc64: make braches take only one word, instruction scheduling is different pass
cmd/internal/sparc64: make braches take only one word, instruction scheduling is different pass

Change-Id: I6532bd23c4d0ac6f8e0a1171b3b5a603e14dc8a6

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