1 #define a_cas a_cas
a_cas(volatile int * p,int t,int s)2 static inline int a_cas(volatile int *p, int t, int s)
3 {
4 __asm__ __volatile__ (
5 "cs %0, %2, %1"
6 : "+d"(t), "+Q"(*p) : "d"(s) : "memory", "cc");
7 return t;
8 }
9
10 #define a_cas_p a_cas_p
a_cas_p(volatile void * p,void * t,void * s)11 static inline void *a_cas_p(volatile void *p, void *t, void *s)
12 {
13 __asm__ __volatile__ (
14 "csg %0, %2, %1"
15 : "+d"(t), "+Q"(*(void *volatile *)p) : "d"(s)
16 : "memory", "cc");
17 return t;
18 }
19
20 #define a_barrier a_barrier
a_barrier()21 static inline void a_barrier()
22 {
23 __asm__ __volatile__ ("bcr 15,0" : : : "memory");
24 }
25
26 #define a_crash a_crash
a_crash()27 static inline void a_crash()
28 {
29 __asm__ __volatile__ (".insn e,0");
30 }
31