diff options
Diffstat (limited to 'sysdeps/unix/sysv/linux/m68k/coldfire/atomic-machine.h')
-rw-r--r-- | sysdeps/unix/sysv/linux/m68k/coldfire/atomic-machine.h | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/sysdeps/unix/sysv/linux/m68k/coldfire/atomic-machine.h b/sysdeps/unix/sysv/linux/m68k/coldfire/atomic-machine.h index 6755a056f4..1daac514a9 100644 --- a/sysdeps/unix/sysv/linux/m68k/coldfire/atomic-machine.h +++ b/sysdeps/unix/sysv/linux/m68k/coldfire/atomic-machine.h @@ -39,6 +39,9 @@ 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 + /* The only basic operation needed is compare and exchange. */ /* For ColdFire we'll have to trap into the kernel mode anyway, so trap from the library rather then from the kernel wrapper. */ |