diff options
| -rw-r--r-- | src/atomic_ops/sysdeps/gcc/generic.h | 12 |
1 files changed, 8 insertions, 4 deletions
diff --git a/src/atomic_ops/sysdeps/gcc/generic.h b/src/atomic_ops/sysdeps/gcc/generic.h index 00fd3ac..0a6d032 100644 --- a/src/atomic_ops/sysdeps/gcc/generic.h +++ b/src/atomic_ops/sysdeps/gcc/generic.h @@ -95,28 +95,32 @@ AO_INLINE AO_TS_VAL_t AO_test_and_set(volatile AO_TS_t *addr) { - return (AO_TS_VAL_t)__atomic_test_and_set(addr, __ATOMIC_RELAXED); + return (AO_TS_VAL_t)(__atomic_test_and_set(addr, __ATOMIC_RELAXED) + ? AO_TS_SET : AO_TS_CLEAR); } # define AO_HAVE_test_and_set AO_INLINE AO_TS_VAL_t AO_test_and_set_acquire(volatile AO_TS_t *addr) { - return (AO_TS_VAL_t)__atomic_test_and_set(addr, __ATOMIC_ACQUIRE); + return (AO_TS_VAL_t)(__atomic_test_and_set(addr, __ATOMIC_ACQUIRE) + ? AO_TS_SET : AO_TS_CLEAR); } # define AO_HAVE_test_and_set_acquire AO_INLINE AO_TS_VAL_t AO_test_and_set_release(volatile AO_TS_t *addr) { - return (AO_TS_VAL_t)__atomic_test_and_set(addr, __ATOMIC_RELEASE); + return (AO_TS_VAL_t)(__atomic_test_and_set(addr, __ATOMIC_RELEASE) + ? AO_TS_SET : AO_TS_CLEAR); } # define AO_HAVE_test_and_set_release AO_INLINE AO_TS_VAL_t AO_test_and_set_full(volatile AO_TS_t *addr) { - return (AO_TS_VAL_t)__atomic_test_and_set(addr, __ATOMIC_SEQ_CST); + return (AO_TS_VAL_t)(__atomic_test_and_set(addr, __ATOMIC_SEQ_CST) + ? AO_TS_SET : AO_TS_CLEAR); } # define AO_HAVE_test_and_set_full #endif /* !AO_PREFER_GENERALIZED */ |