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-rw-r--r--src/pkg/runtime/atomic_amd64x.c29
1 files changed, 29 insertions, 0 deletions
diff --git a/src/pkg/runtime/atomic_amd64x.c b/src/pkg/runtime/atomic_amd64x.c
new file mode 100644
index 000000000..11b578936
--- /dev/null
+++ b/src/pkg/runtime/atomic_amd64x.c
@@ -0,0 +1,29 @@
+// 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.
+
+// +build amd64 amd64p32
+
+#include "runtime.h"
+#include "../../cmd/ld/textflag.h"
+
+#pragma textflag NOSPLIT
+uint32
+runtime·atomicload(uint32 volatile* addr)
+{
+ return *addr;
+}
+
+#pragma textflag NOSPLIT
+uint64
+runtime·atomicload64(uint64 volatile* addr)
+{
+ return *addr;
+}
+
+#pragma textflag NOSPLIT
+void*
+runtime·atomicloadp(void* volatile* addr)
+{
+ return *addr;
+}