diff options
| author | Sebastian Huber <sebastian.huber@embedded-brains.de> | 2018-07-24 09:00:18 +0200 |
|---|---|---|
| committer | Sebastian Huber <sebastian.huber@embedded-brains.de> | 2018-07-25 10:07:42 +0200 |
| commit | a1f7d7d430466fe66ead3155a9015ddde237fd44 (patch) | |
| tree | 345c928410b1a7216b48473f4792742389b540e1 /cpukit/posix/src | |
| parent | _SMP_Start_multitasking_on_secondary_processor() (diff) | |
| download | rtems-a1f7d7d430466fe66ead3155a9015ddde237fd44.tar.bz2 | |
score: RTEMS_PREDICT_TRUE(), RTEMS_PREDICT_FALSE()
Add RTEMS_PREDICT_TRUE() and RTEMS_PREDICT_FALSE() for static branch
prediction hints.
Close #3475.
Diffstat (limited to 'cpukit/posix/src')
| -rw-r--r-- | cpukit/posix/src/sempost.c | 4 | ||||
| -rw-r--r-- | cpukit/posix/src/semtimedwait.c | 2 | ||||
| -rw-r--r-- | cpukit/posix/src/semtrywait.c | 2 |
3 files changed, 4 insertions, 4 deletions
diff --git a/cpukit/posix/src/sempost.c b/cpukit/posix/src/sempost.c index de0ae71fc7..d750c1178c 100644 --- a/cpukit/posix/src/sempost.c +++ b/cpukit/posix/src/sempost.c @@ -40,13 +40,13 @@ int sem_post( sem_t *_sem ) heads = sem->Queue.Queue.heads; count = sem->count; - if ( __predict_true( heads == NULL && count < SEM_VALUE_MAX ) ) { + if ( RTEMS_PREDICT_TRUE( heads == NULL && count < SEM_VALUE_MAX ) ) { sem->count = count + 1; _Sem_Queue_release( sem, level, &queue_context ); return 0; } - if ( __predict_true( heads != NULL ) ) { + if ( RTEMS_PREDICT_TRUE( heads != NULL ) ) { const Thread_queue_Operations *operations; Thread_Control *first; diff --git a/cpukit/posix/src/semtimedwait.c b/cpukit/posix/src/semtimedwait.c index 9e7bb466dd..16d0c24c9f 100644 --- a/cpukit/posix/src/semtimedwait.c +++ b/cpukit/posix/src/semtimedwait.c @@ -46,7 +46,7 @@ int sem_timedwait( executing = _Sem_Queue_acquire_critical( sem, &queue_context ); count = sem->count; - if ( __predict_true( count > 0 ) ) { + if ( RTEMS_PREDICT_TRUE( count > 0 ) ) { sem->count = count - 1; _Sem_Queue_release( sem, level, &queue_context ); return 0; diff --git a/cpukit/posix/src/semtrywait.c b/cpukit/posix/src/semtrywait.c index 673343d4b4..759744ec8e 100644 --- a/cpukit/posix/src/semtrywait.c +++ b/cpukit/posix/src/semtrywait.c @@ -35,7 +35,7 @@ int sem_trywait( sem_t *_sem ) _Sem_Queue_acquire_critical( sem, &queue_context ); count = sem->count; - if ( __predict_true( count > 0 ) ) { + if ( RTEMS_PREDICT_TRUE( count > 0 ) ) { sem->count = count - 1; _Sem_Queue_release( sem, level, &queue_context ); return 0; |