diff options
Diffstat (limited to 'sysdeps/m68k')
| -rw-r--r-- | sysdeps/m68k/coldfire/bits/atomic.h | 4 | ||||
| -rw-r--r-- | sysdeps/m68k/m680x0/m68020/bits/atomic.h | 3 |
2 files changed, 7 insertions, 0 deletions
diff --git a/sysdeps/m68k/coldfire/bits/atomic.h b/sysdeps/m68k/coldfire/bits/atomic.h index ec0c59a7da..4851999fca 100644 --- a/sysdeps/m68k/coldfire/bits/atomic.h +++ b/sysdeps/m68k/coldfire/bits/atomic.h @@ -49,6 +49,10 @@ typedef uintptr_t uatomicptr_t; typedef intmax_t atomic_max_t; typedef uintmax_t uatomic_max_t; +/* If we have just non-atomic operations, we can as well make them wide. */ +#define __HAVE_64B_ATOMICS 1 +#define USE_ATOMIC_COMPILER_BUILTINS 0 + /* The only basic operation needed is compare and exchange. */ #define atomic_compare_and_exchange_val_acq(mem, newval, oldval) \ ({ __typeof (mem) __gmemp = (mem); \ diff --git a/sysdeps/m68k/m680x0/m68020/bits/atomic.h b/sysdeps/m68k/m680x0/m68020/bits/atomic.h index 0f081f169a..395bac06b9 100644 --- a/sysdeps/m68k/m680x0/m68020/bits/atomic.h +++ b/sysdeps/m68k/m680x0/m68020/bits/atomic.h @@ -44,6 +44,9 @@ typedef uintptr_t uatomicptr_t; typedef intmax_t atomic_max_t; typedef uintmax_t uatomic_max_t; +#define __HAVE_64B_ATOMICS 1 +#define USE_ATOMIC_COMPILER_BUILTINS 0 + #define __arch_compare_and_exchange_val_8_acq(mem, newval, oldval) \ ({ __typeof (*(mem)) __ret; \ __asm __volatile ("cas%.b %0,%2,%1" \ |