| 1 | #define a_ll a_ll |
| 2 | static inline int a_ll(volatile int *p) |
| 3 | { |
| 4 | int v; |
| 5 | __asm__ __volatile__ ( |
| 6 | "ll.w %0, %1" |
| 7 | : "=r"(v) |
| 8 | : "ZC"(*p)); |
| 9 | return v; |
| 10 | } |
| 11 | |
| 12 | #define a_sc a_sc |
| 13 | static inline int a_sc(volatile int *p, int v) |
| 14 | { |
| 15 | int r; |
| 16 | __asm__ __volatile__ ( |
| 17 | "sc.w %0, %1" |
| 18 | : "=r"(r), "=ZC"(*p) |
| 19 | : "0"(v) : "memory"); |
| 20 | return r; |
| 21 | } |
| 22 | |
| 23 | #define a_ll_p a_ll_p |
| 24 | static inline void *a_ll_p(volatile void *p) |
| 25 | { |
| 26 | void *v; |
| 27 | __asm__ __volatile__ ( |
| 28 | "ll.d %0, %1" |
| 29 | : "=r"(v) |
| 30 | : "ZC"(*(void *volatile *)p)); |
| 31 | return v; |
| 32 | } |
| 33 | |
| 34 | #define a_sc_p a_sc_p |
| 35 | static inline int a_sc_p(volatile void *p, void *v) |
| 36 | { |
| 37 | long r; |
| 38 | __asm__ __volatile__ ( |
| 39 | "sc.d %0, %1" |
| 40 | : "=r"(r), "=ZC"(*(void *volatile *)p) |
| 41 | : "0"(v) |
| 42 | : "memory"); |
| 43 | return r; |
| 44 | } |
| 45 | |
| 46 | #define a_barrier a_barrier |
| 47 | static inline void a_barrier() |
| 48 | { |
| 49 | __asm__ __volatile__ ("dbar 0" : : : "memory"); |
| 50 | } |
| 51 | |
| 52 | #define a_pre_llsc a_barrier |
| 53 | #define a_post_llsc a_barrier |