diff options
Diffstat (limited to 'config/cpu/s390/atomicity.h')
| -rw-r--r-- | config/cpu/s390/atomicity.h | 30 |
1 files changed, 15 insertions, 15 deletions
diff --git a/config/cpu/s390/atomicity.h b/config/cpu/s390/atomicity.h index 8647c76..5d2b3b9 100644 --- a/config/cpu/s390/atomicity.h +++ b/config/cpu/s390/atomicity.h @@ -28,31 +28,31 @@ // the GNU General Public License. #ifndef _GLIBCXX_ATOMICITY_H -#define _GLIBCXX_ATOMICITY_H 1 +#define _GLIBCXX_ATOMICITY_H 1 typedef int _Atomic_word; -static inline _Atomic_word +static inline _Atomic_word __attribute__ ((__unused__)) -__exchange_and_add(volatile _Atomic_word* __mem, int __val) +__exchange_and_add (volatile _Atomic_word* __mem, int __val) { - register _Atomic_word __old_val, __new_val; - - __asm__ __volatile__ (" l %0,0(%3)\n" - "0: lr %1,%0\n" - " ar %1,%4\n" - " cs %0,%1,0(%3)\n" - " jl 0b" - : "=&d" (__old_val), "=&d" (__new_val), "=m" (*__mem) - : "a" (__mem), "d" (__val), "m" (*__mem) : "cc"); - return __old_val; + register _Atomic_word __old_val, __new_val; + + __asm__ __volatile__ (" l %0,0(%3)\n" + "0: lr %1,%0\n" + " ar %1,%4\n" + " cs %0,%1,0(%3)\n" + " jl 0b" + : "=&d" (__old_val), "=&d" (__new_val), "=m" (*__mem) + : "a" (__mem), "d" (__val), "m" (*__mem) : "cc"); + return __old_val; } static inline void __attribute__ ((__unused__)) -__atomic_add(volatile _Atomic_word* __mem, int __val) +__atomic_add (volatile _Atomic_word* __mem, int __val) { - __exchange_and_add(__mem, __val); + __exchange_and_add (__mem, __val); } #endif /* atomicity.h */ |