diff options
| author | Petri Savolainen <petri.savolainen@nokia.com> | 2016-01-20 11:19:22 +0200 |
|---|---|---|
| committer | Maxim Uvarov <maxim.uvarov@linaro.org> | 2016-02-08 20:45:24 +0300 |
| commit | 8a27a4a6c8287d54f79a75bf5acab4ee8e03572b (patch) | |
| tree | 4f750347fd1eaeb8f59fcf3c7f1e097558c2afe0 /platform | |
| parent | 711508a88bbe513d5840159987e0f74ce1e53524 (diff) | |
linux-generic: atomic: 32bit cas_rel and cas_acq_rel
Implemented 32bit cas_rel and cas_acq_rel calls.
Signed-off-by: Petri Savolainen <petri.savolainen@nokia.com>
Reviewed-by: Ola Liljedahl <ola.liljedahl@linaro.org>
Signed-off-by: Maxim Uvarov <maxim.uvarov@linaro.org>
Diffstat (limited to 'platform')
| -rw-r--r-- | platform/linux-generic/include/odp/atomic.h | 37 |
1 files changed, 28 insertions, 9 deletions
diff --git a/platform/linux-generic/include/odp/atomic.h b/platform/linux-generic/include/odp/atomic.h index 4756fcb60..f1ba20ff5 100644 --- a/platform/linux-generic/include/odp/atomic.h +++ b/platform/linux-generic/include/odp/atomic.h @@ -278,15 +278,6 @@ static inline uint32_t odp_atomic_load_acq_u32(odp_atomic_u32_t *atom) return __atomic_load_n(&atom->v, __ATOMIC_ACQUIRE); } -static inline int odp_atomic_cas_acq_u32(odp_atomic_u32_t *atom, - uint32_t *old_val, uint32_t new_val) -{ - return __atomic_compare_exchange_n(&atom->v, old_val, new_val, - 0 /* strong */, - __ATOMIC_ACQUIRE, - __ATOMIC_RELAXED); -} - static inline void odp_atomic_store_rel_u32(odp_atomic_u32_t *atom, uint32_t val) { @@ -305,6 +296,34 @@ static inline void odp_atomic_sub_rel_u32(odp_atomic_u32_t *atom, (void)__atomic_fetch_sub(&atom->v, val, __ATOMIC_RELEASE); } +static inline int odp_atomic_cas_acq_u32(odp_atomic_u32_t *atom, + uint32_t *old_val, uint32_t new_val) +{ + return __atomic_compare_exchange_n(&atom->v, old_val, new_val, + 0 /* strong */, + __ATOMIC_ACQUIRE, + __ATOMIC_RELAXED); +} + +static inline int odp_atomic_cas_rel_u32(odp_atomic_u32_t *atom, + uint32_t *old_val, uint32_t new_val) +{ + return __atomic_compare_exchange_n(&atom->v, old_val, new_val, + 0 /* strong */, + __ATOMIC_RELEASE, + __ATOMIC_RELAXED); +} + +static inline int odp_atomic_cas_acq_rel_u32(odp_atomic_u32_t *atom, + uint32_t *old_val, + uint32_t new_val) +{ + return __atomic_compare_exchange_n(&atom->v, old_val, new_val, + 0 /* strong */, + __ATOMIC_ACQ_REL, + __ATOMIC_RELAXED); +} + /** * @} */ |