From fa6e3bc38aaf82c80759f5dbdc9ec0d60ce7ee51 Mon Sep 17 00:00:00 2001 From: Ulrich Drepper Date: Mon, 26 Mar 2007 20:16:39 +0000 Subject: * 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 --- nptl/sysdeps/unix/sysv/linux/powerpc/lowlevellock.h | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-) (limited to 'nptl/sysdeps/unix/sysv') 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 , 2003. @@ -25,7 +25,6 @@ #include #include - #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" \ -- cgit 1.4.1