struct reg* register_get_by_name(struct reg_cache *first,
const char *name, bool search_all);
struct reg_cache** register_get_last_cache_p(struct reg_cache **first);
struct reg* register_get_by_name(struct reg_cache *first,
const char *name, bool search_all);
struct reg_cache** register_get_last_cache_p(struct reg_cache **first);