diff options
| author | Ulrich Drepper <drepper@redhat.com> | 2003-09-22 04:41:12 +0000 |
|---|---|---|
| committer | Ulrich Drepper <drepper@redhat.com> | 2003-09-22 04:41:12 +0000 |
| commit | 3a226d33012ec69a480ddb58940f2aaa3e24f059 (patch) | |
| tree | 7f689de76474cebc1b46441eb6765f04995fad9c /nptl/sysdeps/unix/sysv/linux/x86_64/pthread_rwlock_rdlock.S | |
| parent | 71451de2f1245b21ce3ba407068c453a866c03d6 (diff) | |
| download | glibc-3a226d33012ec69a480ddb58940f2aaa3e24f059.tar.gz glibc-3a226d33012ec69a480ddb58940f2aaa3e24f059.tar.xz glibc-3a226d33012ec69a480ddb58940f2aaa3e24f059.zip | |
Update.
* sysdeps/unix/sysv/linux/x86_64/lowlevellock.h: Likewise. * sysdeps/unix/sysv/linux/x86_64/lowlevellock.S: Likewise. * sysdeps/unix/sysv/linux/x86_64/lowlevelmutex.S: Removed. * sysdeps/unix/sysv/linux/i386/i486/pthread_barrier_wait.S: Adjust for new mutex implementation. * sysdeps/unix/sysv/linux/i386/i486/pthread_cond_broadcast.S: Likewise. * sysdeps/unix/sysv/linux/i386/i486/pthread_cond_timedwait.S: Likewise. * sysdeps/unix/sysv/linux/i386/i486/pthread_cond_wait.S: Likewise. * sysdeps/unix/sysv/linux/i386/i486/pthread_rwlock_rdlock.S: Likewise. * sysdeps/unix/sysv/linux/i386/i486/pthread_rwlock_timedrdlock.S: Likewise. * sysdeps/unix/sysv/linux/i386/i486/pthread_rwlock_timedwrlock.S: Likewise. * sysdeps/unix/sysv/linux/i386/i486/pthread_rwlock_unlock.S: Likewise. * sysdeps/unix/sysv/linux/i386/i486/pthread_rwlock_wrlock.S: Likewise. * sysdeps/unix/sysv/linux/x86_64/pthread_barrier_wait.S: Likewise * sysdeps/unix/sysv/linux/x86_64/pthread_cond_broadcast.S: Likewise. * sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S: Likewise. * sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S: Likewise. * sysdeps/unix/sysv/linux/x86_64/pthread_rwlock_rdlock.S: Likewise. * sysdeps/unix/sysv/linux/x86_64/pthread_rwlock_timedrdlock.S: Likewise. * sysdeps/unix/sysv/linux/x86_64/pthread_rwlock_timedwrlock.S: Likewise. * sysdeps/unix/sysv/linux/x86_64/pthread_rwlock_unlock.S: Likewise. * sysdeps/unix/sysv/linux/x86_64/pthread_rwlock_wrlock.S: Likewise. * sysdeps/unix/sysv/linux/i386/i486/pthread_cond_signal.S: Likewise. Don't use requeue. * sysdeps/unix/sysv/linux/x86_64/pthread_cond_signal.S: Likewise.
Diffstat (limited to 'nptl/sysdeps/unix/sysv/linux/x86_64/pthread_rwlock_rdlock.S')
| -rw-r--r-- | nptl/sysdeps/unix/sysv/linux/x86_64/pthread_rwlock_rdlock.S | 16 |
1 files changed, 8 insertions, 8 deletions
diff --git a/nptl/sysdeps/unix/sysv/linux/x86_64/pthread_rwlock_rdlock.S b/nptl/sysdeps/unix/sysv/linux/x86_64/pthread_rwlock_rdlock.S index 0fd093e7dd..43c8cae34c 100644 --- a/nptl/sysdeps/unix/sysv/linux/x86_64/pthread_rwlock_rdlock.S +++ b/nptl/sysdeps/unix/sysv/linux/x86_64/pthread_rwlock_rdlock.S @@ -43,14 +43,14 @@ __pthread_rwlock_rdlock: /* Get the lock. */ movl $1, %esi + xorl %eax, %eax LOCK #if MUTEX == 0 - xaddl %esi, (%rdi) + cmpxchgl %esi, (%rdi) #else - xaddl %esi, MUTEX(%rdi) + cmpxchgl %esi, MUTEX(%rdi) #endif - testl %esi, %esi - jne 1f + jnz 1f 2: movl WRITER(%rdi), %eax testl %eax, %eax @@ -82,14 +82,14 @@ __pthread_rwlock_rdlock: /* Reget the lock. */ movl $1, %esi + xorl %eax, %eax LOCK #if MUTEX == 0 - xaddl %esi, (%rdi) + cmpxchgl %esi, (%rdi) #else - xaddl %esi, MUTEX(%rdi) + cmpxchgl %esi, MUTEX(%rdi) #endif - testl %esi, %esi - jne 12f + jnz 12f 13: decl READERS_QUEUED(%rdi) jmp 2b |