diff options
Diffstat (limited to 'sysdeps/unix/sysv/linux/sh')
| -rw-r--r-- | sysdeps/unix/sysv/linux/sh/atomic-machine.h | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/sysdeps/unix/sysv/linux/sh/atomic-machine.h b/sysdeps/unix/sysv/linux/sh/atomic-machine.h index 3c58b70c02..5a7e953ac4 100644 --- a/sysdeps/unix/sysv/linux/sh/atomic-machine.h +++ b/sysdeps/unix/sysv/linux/sh/atomic-machine.h @@ -47,6 +47,9 @@ typedef uintmax_t uatomic_max_t; #define __HAVE_64B_ATOMICS 0 #define USE_ATOMIC_COMPILER_BUILTINS 0 +/* XXX Is this actually correct? */ +#define ATOMIC_EXCHANGE_USES_CAS 1 + /* SH kernel has implemented a gUSA ("g" User Space Atomicity) support for the user space atomicity. The atomicity macros use this scheme. |