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| author | Ulrich Drepper <drepper@redhat.com> | 2007-03-26 20:16:39 +0000 |
|---|---|---|
| committer | Ulrich Drepper <drepper@redhat.com> | 2007-03-26 20:16:39 +0000 |
| commit | fa6e3bc38aaf82c80759f5dbdc9ec0d60ce7ee51 (patch) | |
| tree | eb6cb888ca49ac0cb0c90745aa57ae7e2e20aa2b /nptl/sysdeps/unix/sysv/linux/powerpc | |
| parent | c7693af7ef36972aa266030da26211db21fc82fb (diff) | |
| download | glibc-fa6e3bc38aaf82c80759f5dbdc9ec0d60ce7ee51.tar.gz glibc-fa6e3bc38aaf82c80759f5dbdc9ec0d60ce7ee51.tar.xz glibc-fa6e3bc38aaf82c80759f5dbdc9ec0d60ce7ee51.zip | |
* sysdeps/powerpc/bits/atomic.h
[!MUTEX_HINT_ACQ]: Define MUTEX_HINT_ACQ. [!MUTEX_HINT_REL]: Define MUTEX_HINT_REL. (__arch_compare_and_exchange_val_32_acq): Add MUTEX_HINT_ACQ to lwarx. (__arch_compare_and_exchange_val_32_rel): Add MUTEX_HINT_REL to lwarx. (__arch_atomic_exchange_val_32_acq): Add MUTEX_HINT_ACQ to lwarx. (__arch_atomic_exchange_rel_32_rel): Add MUTEX_HINT_REL to lwarx. * sysdeps/powerpc/powerpc32/bits/atomic.h [_ARCH_PWR6 || _ARCH_PWR6X]: Define MUTEX_HINT_ACQ as ",1" and MUTEX_HINT_REL as ",0". (__arch_compare_and_exchange_bool_32_acq): Add MUTEX_HINT_ACQ to lwarx. (__arch_compare_and_exchange_bool_32_rel): Add MUTEX_HINT_REL to lwarx. * sysdeps/powerpc/powerpc64/bits/atomic.h [_ARCH_PWR6 || _ARCH_PWR6D]: Define MUTEX_HINT_ACQ as ",1" and MUTEX_HINT_REL as ",0". (__arch_compare_and_exchange_bool_32_acq): Add MUTEX_HINT_ACQ to lwarx. (__arch_compare_and_exchange_bool_32_rel): Add MUTEX_HINT_REL to lwarx. (__arch_compare_and_exchange_bool_64_acq): Add MUTEX_HINT_ACQ to lwarx. (__arch_compare_and_exchange_bool_64_rel): Add MUTEX_HINT_REL to lwarx. (__arch_compare_and_exchange_val_64_acq): Add MUTEX_HINT_ACQ to lwarx. (__arch_compare_and_exchange_val_64_rel): Add MUTEX_HINT_REL to lwarx. (__arch_atomic_exchange_val_64_acq): Add MUTEX_HINT_ACQ to lwarx. (__arch_atomic_exchange_rel_64_rel): Add MUTEX_HINT_REL to lwarx. 2007-03-20 Jakub Jelinek <jakub@redhat.com>
Diffstat (limited to 'nptl/sysdeps/unix/sysv/linux/powerpc')
| -rw-r--r-- | nptl/sysdeps/unix/sysv/linux/powerpc/lowlevellock.h | 5 |
1 files changed, 2 insertions, 3 deletions
diff --git a/nptl/sysdeps/unix/sysv/linux/powerpc/lowlevellock.h b/nptl/sysdeps/unix/sysv/linux/powerpc/lowlevellock.h index 0136b97595..239f4ddf55 100644 --- a/nptl/sysdeps/unix/sysv/linux/powerpc/lowlevellock.h +++ b/nptl/sysdeps/unix/sysv/linux/powerpc/lowlevellock.h @@ -1,4 +1,4 @@ -/* Copyright (C) 2003, 2004, 2006 Free Software Foundation, Inc. +/* Copyright (C) 2003, 2004, 2006, 2007 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Paul Mackerras <paulus@au.ibm.com>, 2003. @@ -25,7 +25,6 @@ #include <bits/pthreadtypes.h> #include <atomic.h> - #ifndef __NR_futex # define __NR_futex 221 #endif @@ -133,7 +132,7 @@ /* Set *futex to ID if it is 0, atomically. Returns the old value */ #define __lll_robust_trylock(futex, id) \ ({ int __val; \ - __asm __volatile ("1: lwarx %0,0,%2\n" \ + __asm __volatile ("1: lwarx %0,0,%2" MUTEX_HINT_ACQ "\n" \ " cmpwi 0,%0,0\n" \ " bne 2f\n" \ " stwcx. %3,0,%2\n" \ |