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Replace __lll_add calls with atomic_exchange_and_add calls respectively.

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This commit is contained in:
Ulrich Drepper 2003-03-20 10:28:06 +00:00
parent 53fcb88501
commit 9daba4f4b9
7 changed files with 8 additions and 8 deletions
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2
nptl/sysdeps/unix/sysv/linux/ia64/pthread_once.c
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@ -80,7 +80,7 @@ __pthread_once (once_control, init_routine)
/* Add one to *once_control. */
__lll_add (once_control, 1);
atomic_exchange_and_add (once_control, 1);
/* Wake up all other threads. */
lll_futex_wake (once_control, INT_MAX);

2
nptl/sysdeps/unix/sysv/linux/ia64/sem_post.c
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@ -32,7 +32,7 @@ __new_sem_post (sem_t *sem)
int *futex = (int *) sem;
int err, nr;
nr = __lll_add (futex, 1);
nr = atomic_exchange_and_add (futex, 1);
err = lll_futex_wake (futex, nr + 1);
if (__builtin_expect (err, 0) < 0)
{

2
nptl/sysdeps/unix/sysv/linux/powerpc/pthread_once.c
View File

@ -88,7 +88,7 @@ __pthread_once (pthread_once_t *once_control, void (*init_routine) (void))
/* Add one to *once_control to take the bottom 2 bits from 01 to 10. */
__lll_add (once_control, 1);
atomic_exchange_and_add (once_control, 1);
/* Wake up all other threads. */
lll_futex_wake (once_control, INT_MAX);

2
nptl/sysdeps/unix/sysv/linux/sem_post.c
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@ -33,7 +33,7 @@ __new_sem_post (sem_t *sem)
int err, nr;
__asm __volatile (__lll_rel_instr ::: "memory");
nr = __lll_add (futex, 1);
nr = atomic_exchange_and_add (futex, 1);
err = lll_futex_wake (futex, nr);
if (err == 0)
return 0;

4
nptl/sysdeps/unix/sysv/linux/sem_timedwait.c
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@ -36,7 +36,7 @@ sem_timedwait (sem_t *sem, const struct timespec *abstime)
if (*futex > 0)
{
val = __lll_dec_if_positive (futex);
val = atomic_decrement_if_positive (futex);
if (val > 0)
return 0;
}
@ -75,7 +75,7 @@ sem_timedwait (sem_t *sem, const struct timespec *abstime)
if (err != 0 && err != -EWOULDBLOCK)
goto error_return;
val = __lll_dec_if_positive (futex);
val = atomic_decrement_if_positive (futex);
}
while (val <= 0);

2
nptl/sysdeps/unix/sysv/linux/sem_trywait.c
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@ -35,7 +35,7 @@ __new_sem_trywait (sem_t *sem)
if (*futex > 0)
{
val = __lll_dec_if_positive (futex);
val = atomic_decrement_if_positive (futex);
if (val > 0)
return 0;
}

2
nptl/sysdeps/unix/sysv/linux/sem_wait.c
View File

@ -38,7 +38,7 @@ __new_sem_wait (sem_t *sem)
{
if (*futex > 0)
{
val = __lll_dec_if_positive (futex);
val = atomic_decrement_if_positive (futex);
if (val > 0)
return 0;
}