diff options
Diffstat (limited to 'linuxthreads/sysdeps/i386/i686/pt-machine.h')
| -rw-r--r-- | linuxthreads/sysdeps/i386/i686/pt-machine.h | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/linuxthreads/sysdeps/i386/i686/pt-machine.h b/linuxthreads/sysdeps/i386/i686/pt-machine.h index a4b3a63f1c..d01e6cf368 100644 --- a/linuxthreads/sysdeps/i386/i686/pt-machine.h +++ b/linuxthreads/sysdeps/i386/i686/pt-machine.h @@ -26,9 +26,11 @@ testandset (int *spinlock) { int ret; - __asm__ __volatile__("xchgl %0, %1" + __asm__ __volatile__ ( + "xchgl %0, %1" : "=r"(ret), "=m"(*spinlock) - : "0"(1), "m"(*spinlock)); + : "0"(1), "m"(*spinlock) + : "memory"); return ret; } |