about summary refs log tree commit diff
path: root/sysdeps/tile/tilegx
diff options
context:
space:
mode:
Diffstat (limited to 'sysdeps/tile/tilegx')
-rw-r--r--sysdeps/tile/tilegx/atomic-machine.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/sysdeps/tile/tilegx/atomic-machine.h b/sysdeps/tile/tilegx/atomic-machine.h
index 6345251afd..e77f6707b0 100644
--- a/sysdeps/tile/tilegx/atomic-machine.h
+++ b/sysdeps/tile/tilegx/atomic-machine.h
@@ -31,6 +31,7 @@
 #endif
 
 #define USE_ATOMIC_COMPILER_BUILTINS 0
+#define ATOMIC_EXCHANGE_USES_CAS 0
 
 /* Pick appropriate 8- or 4-byte instruction. */
 #define __atomic_update(mem, v, op)                                     \