From 9f07eae2988388ffd0c652a4ec6d740df5795cab Mon Sep 17 00:00:00 2001 From: Ulrich Drepper Date: Fri, 21 Mar 2003 08:13:51 +0000 Subject: Update. 2003-03-20 Ulrich Drepper * include/atomic.h: Define atomic_compare_and_exchange_val_acq, atomic_compare_and_exchange_val_rel, atomic_compare_and_exchange_bool_acq, and atomic_compare_and_exchange_bool_rel instead of atomic_compare_and_exchange_acq and atomic_compare_and_exchange_rel. * sysdeps/i386/i486/bits/atomic.h: Define __arch_compare_and_exchange_val_*_acq instead of __arch_compare_and_exchange_*_acq. * sysdeps/x86_64/bits/atomic.h: Likewise. * sysdeps/ia64/bits/atomic.h: Define __arch_compare_and_exchange_bool_*_acq instead of __arch_compare_and_exchange_*_acq. * sysdeps/powerpc/bits/atomic.h: Likewise. * sysdeps/s390/bits/atomic.h: Likewise. * gmon/mcount.c: Adjust for new form of compare&exchange macros. * malloc/set-freeres.c: Likewise. * nscd/cache.c: Likewise. * stdlib/cxa_finalize.c: Likewise. * sysdeps/unix/sysv/linux/getsysstats.c: Likewise. --- nptl/sysdeps/unix/sysv/linux/ia64/lowlevellock.h | 5 +---- 1 file changed, 1 insertion(+), 4 deletions(-) (limited to 'nptl/sysdeps/unix/sysv/linux/ia64/lowlevellock.h') diff --git a/nptl/sysdeps/unix/sysv/linux/ia64/lowlevellock.h b/nptl/sysdeps/unix/sysv/linux/ia64/lowlevellock.h index 6f999221c5..8fa96ed6a2 100644 --- a/nptl/sysdeps/unix/sysv/linux/ia64/lowlevellock.h +++ b/nptl/sysdeps/unix/sysv/linux/ia64/lowlevellock.h @@ -87,14 +87,11 @@ __r10 == -1 ? -__r8 : __r8; \ }) -#define __lll_compare_and_swap(futex, oldval, newval) \ - __sync_val_compare_and_swap_si ((futex), (oldval), (newval)) - static inline int __attribute__ ((always_inline)) __lll_mutex_trylock (int *futex) { - return __lll_compare_and_swap (futex, 0, 1) != 0; + return atomic_compare_and_exchange_val_acq (futex, 1, 0) != 0; } #define lll_mutex_trylock(futex) __lll_mutex_trylock (&(futex)) -- cgit v1.2.3