29   UWord old, success;  in do_acasW()  local
34       : /*out*/   "=b"(old)  in do_acasW()
40    if (old != expected) return 0;  in do_acasW()
62   UWord old, success;  in do_acasW()  local
67       : /*out*/   "=b"(old)  in do_acasW()
73    if (old != expected) return 0;  in do_acasW()
143   UWord old, success;  in do_acasW()  local
149       : /*out*/   "=r"(old)  in do_acasW()
154    if (old != expected) return 0;  in do_acasW()
176   UWord old, success;  in do_acasW()  local
182       : /*out*/   "=r"(old)  in do_acasW()
187    if (old != expected) return 0;  in do_acasW()
293       UWord old = *w;  in atomic_incW()  local
294       UWord nyu = old + 1;  in atomic_incW()
295       UWord ok = do_acasW( w, old, nyu );  in atomic_incW()