dst1               27 arch/ia64/lib/clear_page.S #define dst1		r8
dst1               72 arch/ia64/lib/copy_page_mck.S #define dst1		r10
dst1               67 arch/ia64/lib/copy_user.S #define dst1		r25
dst1               36 arch/ia64/lib/memcpy_mck.S #define dst1		r18