diff options
Diffstat (limited to 'linuxthreads/sysdeps/sparc/sparc32/pt-machine.h')
| -rw-r--r-- | linuxthreads/sysdeps/sparc/sparc32/pt-machine.h | 5 |
1 files changed, 2 insertions, 3 deletions
diff --git a/linuxthreads/sysdeps/sparc/sparc32/pt-machine.h b/linuxthreads/sysdeps/sparc/sparc32/pt-machine.h index 69af8579aa..ddf4932af9 100644 --- a/linuxthreads/sysdeps/sparc/sparc32/pt-machine.h +++ b/linuxthreads/sysdeps/sparc/sparc32/pt-machine.h @@ -37,9 +37,8 @@ testandset (int *spinlock) } -/* Spinlock release; default is just set to zero. */ -#define RELEASE(spinlock) \ - __asm__ __volatile__("stbar; stb %1,%0" : "=m"(*(spinlock)) : "r"(0)); +/* Memory barrier; default is to do nothing */ +#define MEMORY_BARRIER() __asm__ __volatile__("stbar" : : : "memory") /* Get some notion of the current stack. Need not be exactly the top |