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-rw-r--r--sysdeps/m68k/coldfire/bits/atomic.h4
1 files changed, 4 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); \