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Diffstat (limited to 'nptl/ChangeLog')
| -rw-r--r-- | nptl/ChangeLog | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/nptl/ChangeLog b/nptl/ChangeLog index 83d0dda46c..fe3e90f310 100644 --- a/nptl/ChangeLog +++ b/nptl/ChangeLog @@ -1,3 +1,33 @@ +2009-08-08 Ulrich Drepper <drepper@redhat.com> + + * sysdeps/unix/sysv/linux/x86_64/sem_timedwait.S (sem_timedwait): + Optimize code path used when FUTEX_CLOCK_REALTIME is supported. + + * sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S + (__pthread_cond_wait): Optimize by avoiding use of callee-safe + register. + +2009-08-07 Ulrich Drepper <drepper@redhat.com> + + * sysdeps/unix/sysv/linux/x86_64/sem_wait.S: Little optimizations + enabled by the special *_asynccancel functions. + * 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/cancellation.S: Include lowlevellock.h. + +2009-08-04 Ulrich Drepper <drepper@redhat.com> + + * sysdeps/unix/sysv/linux/x86_64/cancellation.S: New file. + * sysdeps/unix/sysv/linux/x86_64/libc-cancellation.S: New file. + * sysdeps/unix/sysv/linux/x86_64/librt-cancellation.S: New file. + * sysdeps/unix/sysv/linux/x86_64/sysdep-cancel.h (PSEUDO): Optimize + since we can assume the special __*_{en,dis}able_asynccancel + functions. + (PUSHARGS_*, POPARGS_*, SAVESTK_*, RESTSTK_*): Removed. + * sysdeps/x86_64/tcb-offsets.sym: Add cancellation-related bits + and PTHREAD_CANCELED. + 2009-07-31 Ulrich Drepper <drepper@redhat.com> * descr.h: Better definition of *_BITMASK macros for cancellation. |