diff options
Diffstat (limited to 'include/qemu')
| -rw-r--r-- | include/qemu/atomic.h | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/include/qemu/atomic.h b/include/qemu/atomic.h index f9cd24c899..ff72db5115 100644 --- a/include/qemu/atomic.h +++ b/include/qemu/atomic.h @@ -208,11 +208,14 @@ /* Provide shorter names for GCC atomic builtins, return old value */ #define atomic_fetch_inc(ptr) __atomic_fetch_add(ptr, 1, __ATOMIC_SEQ_CST) #define atomic_fetch_dec(ptr) __atomic_fetch_sub(ptr, 1, __ATOMIC_SEQ_CST) + +#ifndef atomic_fetch_add #define atomic_fetch_add(ptr, n) __atomic_fetch_add(ptr, n, __ATOMIC_SEQ_CST) #define atomic_fetch_sub(ptr, n) __atomic_fetch_sub(ptr, n, __ATOMIC_SEQ_CST) #define atomic_fetch_and(ptr, n) __atomic_fetch_and(ptr, n, __ATOMIC_SEQ_CST) #define atomic_fetch_or(ptr, n) __atomic_fetch_or(ptr, n, __ATOMIC_SEQ_CST) #define atomic_fetch_xor(ptr, n) __atomic_fetch_xor(ptr, n, __ATOMIC_SEQ_CST) +#endif #define atomic_inc_fetch(ptr) __atomic_add_fetch(ptr, 1, __ATOMIC_SEQ_CST) #define atomic_dec_fetch(ptr) __atomic_sub_fetch(ptr, 1, __ATOMIC_SEQ_CST) @@ -392,11 +395,14 @@ /* Provide shorter names for GCC atomic builtins. */ #define atomic_fetch_inc(ptr) __sync_fetch_and_add(ptr, 1) #define atomic_fetch_dec(ptr) __sync_fetch_and_add(ptr, -1) + +#ifndef atomic_fetch_add #define atomic_fetch_add(ptr, n) __sync_fetch_and_add(ptr, n) #define atomic_fetch_sub(ptr, n) __sync_fetch_and_sub(ptr, n) #define atomic_fetch_and(ptr, n) __sync_fetch_and_and(ptr, n) #define atomic_fetch_or(ptr, n) __sync_fetch_and_or(ptr, n) #define atomic_fetch_xor(ptr, n) __sync_fetch_and_xor(ptr, n) +#endif #define atomic_inc_fetch(ptr) __sync_add_and_fetch(ptr, 1) #define atomic_dec_fetch(ptr) __sync_add_and_fetch(ptr, -1) |