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Implement pthread barrier.

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Bug: 24341262
Change-Id: I5472549e5d7545c1c3f0bef78235f545557b9630
This commit is contained in:
Yabin Cui
2015-11-05 22:06:09 -08:00
parent 004fead6bc
commit e7c2fffa16
11 changed files with 373 additions and 5 deletions
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25
libc/include/pthread.h
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@@ -96,6 +96,18 @@ typedef int pthread_once_t;
#define PTHREAD_ONCE_INIT 0
typedef struct {
#if defined(__LP64__)
int64_t __private[4];
#else
int32_t __private[8];
#endif
} pthread_barrier_t;
typedef int pthread_barrierattr_t;
#define PTHREAD_BARRIER_SERIAL_THREAD -1
#if defined(__LP64__)
#define PTHREAD_STACK_MIN (4 * PAGE_SIZE)
#else
@@ -130,7 +142,7 @@ int pthread_attr_setschedparam(pthread_attr_t*, const struct sched_param*) __non
int pthread_attr_setschedpolicy(pthread_attr_t*, int) __nonnull((1));
int pthread_attr_setscope(pthread_attr_t*, int) __nonnull((1));
int pthread_attr_setstack(pthread_attr_t*, void*, size_t) __nonnull((1));
int pthread_attr_setstacksize(pthread_attr_t*, size_t stack_size) __nonnull((1));
int pthread_attr_setstacksize(pthread_attr_t*, size_t) __nonnull((1));
int pthread_condattr_destroy(pthread_condattr_t*) __nonnull((1));
int pthread_condattr_getclock(const pthread_condattr_t*, clockid_t*) __nonnull((1, 2));
@@ -205,9 +217,18 @@ int pthread_rwlock_timedrdlock(pthread_rwlock_t*, const struct timespec*) __nonn
int pthread_rwlock_timedwrlock(pthread_rwlock_t*, const struct timespec*) __nonnull((1, 2));
int pthread_rwlock_tryrdlock(pthread_rwlock_t*) __nonnull((1));
int pthread_rwlock_trywrlock(pthread_rwlock_t*) __nonnull((1));
int pthread_rwlock_unlock(pthread_rwlock_t *rwlock) __nonnull((1));
int pthread_rwlock_unlock(pthread_rwlock_t *) __nonnull((1));
int pthread_rwlock_wrlock(pthread_rwlock_t*) __nonnull((1));
int pthread_barrierattr_init(pthread_barrierattr_t* attr) __nonnull((1));
int pthread_barrierattr_destroy(pthread_barrierattr_t* attr) __nonnull((1));
int pthread_barrierattr_getpshared(pthread_barrierattr_t* attr, int* pshared) __nonnull((1, 2));
int pthread_barrierattr_setpshared(pthread_barrierattr_t* attr, int pshared) __nonnull((1));
int pthread_barrier_init(pthread_barrier_t*, const pthread_barrierattr_t*, unsigned) __nonnull((1));
int pthread_barrier_destroy(pthread_barrier_t*) __nonnull((1));
int pthread_barrier_wait(pthread_barrier_t*) __nonnull((1));
pthread_t pthread_self(void) __pure2;
int pthread_setname_np(pthread_t, const char*) __nonnull((2));