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authorUlrich Drepper <drepper@redhat.com>2009-07-17 15:50:23 -0700
committerUlrich Drepper <drepper@redhat.com>2009-07-17 15:50:23 -0700
commit0adae4681750bea9eb729c8935d4b152de4a6b68 (patch)
treebca81eae4d40b31cc66782d8f297150290c10cc3 /nptl/ChangeLog
parentc3c2f3cf56ffcfd200f6c26aa5492049140bbbcb (diff)
Optimize x86-64 sem_wait for uncontested semaphore.
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2009-07-17 Ulrich Drepper <drepper@redhat.com>
+ * sysdeps/unix/sysv/linux/x86_64/sem_wait.S (sem_wait): Optimize
+ handling of uncontested semaphore.
+
* sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S
(__condvar_cleanup): Rewrite to use cfi directives instead of
hand-coded unwind tables.