add prototypes for stdatomic

1 files changed, 26 insertions, 0 deletions

diff --git a/src/stdatomic/atomic_thread_fence.c b/src/stdatomic/atomic_thread_fence.c
new file mode 100644
index 00000000..ee26a260
--- /dev/null
+++ b/src/stdatomic/atomic_thread_fence.c
@@ -0,0 +1,26 @@
+#include <stdatomic.h>
+
+void atomic_thread_fence(memory_order order)
+{
+	switch (order) {
+	case memory_order_relaxed:
+		break;
+
+	case memory_order_acquire:
+	case memory_order_consume:
+		/* acquire fence */
+		break;
+
+	case memory_order_release:
+		/* release fence */
+		break;
+
+	case memory_order_acq_rel:
+		/* acquire fence and release fence */
+		break;
+
+	case memory_order_seq_cst:
+		/* sequentially consistent acquire and release fence */
+		break;
+	}
+}