Upload Kmake

deps/v8/test/mjsunit/regress/wasm/regress-5391956.js

@@ -0,0 +1,18 @@
+// Copyright 2024 the V8 project authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+d8.file.execute('test/mjsunit/wasm/wasm-module-builder.js');
+
+const builder = new WasmModuleBuilder();
+builder.addMemory(1, 1);
+let main = builder.addFunction("main", makeSig([], [kWasmI64]))
+  .addBody([
+    kExprI32Const, 0,
+    kAtomicPrefix, kExprI64AtomicLoad32U, 2, 0,
+    kExprI64Const, 10,
+    kExprI64Add,
+  ]).exportFunc();
+
+const instance = builder.instantiate({});
+assertEquals(10n, instance.exports.main());