Imported Upstream version 59upstream/59

1 files changed, 12 insertions, 0 deletions

diff --git a/src/pkg/runtime/amd64/atomic.c b/src/pkg/runtime/amd64/atomic.c
new file mode 100644
index 000000000..c031cc4f6
--- /dev/null
+++ b/src/pkg/runtime/amd64/atomic.c
@@ -0,0 +1,12 @@
+// Copyright 2009 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+#include "runtime.h"
+
+#pragma textflag 7
+uint32
+runtime·atomicload(uint32 volatile* addr)
+{
+	return *addr;
+}