diff options
| author | Maarten Lankhorst <maarten.lankhorst@ubuntu.com> | 2015-02-26 11:54:01 +0100 |
|---|---|---|
| committer | Maarten Lankhorst <dev@mblankhorst.nl> | 2015-03-13 20:21:00 +0100 |
| commit | cd4685498b7926cf3fb39c6d0d25b2bc76c29f68 (patch) | |
| tree | 44c4af1050df3171ce997ab8d568743914d054a6 | |
| parent | f7b0586f164f3157fae228c5e413a38d1650cada (diff) | |
Add atomic_inc_return to atomics.
Signed-off-by: Maarten Lankhorst <maarten.lankhorst@ubuntu.com>
Acked-By: Emil Velikov <emil.l.velikov@gmail.com>
| -rw-r--r-- | xf86atomic.h | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/xf86atomic.h b/xf86atomic.h index 8c4b696a..17fb088d 100644 --- a/xf86atomic.h +++ b/xf86atomic.h @@ -49,6 +49,7 @@ typedef struct { # define atomic_read(x) ((x)->atomic) # define atomic_set(x, val) ((x)->atomic = (val)) # define atomic_inc(x) ((void) __sync_fetch_and_add (&(x)->atomic, 1)) +# define atomic_inc_return(x) (__sync_add_and_fetch (&(x)->atomic, 1)) # define atomic_dec_and_test(x) (__sync_fetch_and_add (&(x)->atomic, -1) == 1) # define atomic_add(x, v) ((void) __sync_add_and_fetch(&(x)->atomic, (v))) # define atomic_dec(x, v) ((void) __sync_sub_and_fetch(&(x)->atomic, (v))) @@ -68,6 +69,7 @@ typedef struct { # define atomic_read(x) AO_load_full(&(x)->atomic) # define atomic_set(x, val) AO_store_full(&(x)->atomic, (val)) # define atomic_inc(x) ((void) AO_fetch_and_add1_full(&(x)->atomic)) +# define atomic_inc_return(x) (AO_fetch_and_add1_full(&(x)->atomic) + 1) # define atomic_add(x, v) ((void) AO_fetch_and_add_full(&(x)->atomic, (v))) # define atomic_dec(x, v) ((void) AO_fetch_and_add_full(&(x)->atomic, -(v))) # define atomic_dec_and_test(x) (AO_fetch_and_sub1_full(&(x)->atomic) == 1) @@ -91,6 +93,7 @@ typedef struct { LIBDRM_ATOMIC_TYPE atomic; } atomic_t; # define atomic_read(x) (int) ((x)->atomic) # define atomic_set(x, val) ((x)->atomic = (LIBDRM_ATOMIC_TYPE)(val)) # define atomic_inc(x) (atomic_inc_uint (&(x)->atomic)) +# define atomic_inc_return (atomic_inc_uint_nv(&(x)->atomic)) # define atomic_dec_and_test(x) (atomic_dec_uint_nv(&(x)->atomic) == 0) # define atomic_add(x, v) (atomic_add_int(&(x)->atomic, (v))) # define atomic_dec(x, v) (atomic_add_int(&(x)->atomic, -(v))) |