Upload Kmake

deps/v8/test/mjsunit/maglev/extras-cped.js

@@ -0,0 +1,39 @@
+// 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.
+
+// Flags: --allow-natives-syntax
+
+const {
+  getExtrasBindingObject,
+  getContinuationPreservedEmbedderDataViaAPIForTesting,
+} = d8;
+const {
+  getContinuationPreservedEmbedderData,
+  setContinuationPreservedEmbedderData,
+} = getExtrasBindingObject();
+
+function testOpt(v) {
+  setContinuationPreservedEmbedderData(v);
+  return getContinuationPreservedEmbedderData();
+}
+
+const runTestOpt = (v) => {
+  const data = testOpt(v);
+  assertEquals(data, v);
+  assertEquals(getContinuationPreservedEmbedderDataViaAPIForTesting(), v);
+};
+
+%PrepareFunctionForOptimization(testOpt);
+
+runTestOpt(5);
+runTestOpt(5.5);
+runTestOpt({});
+
+%OptimizeMaglevOnNextCall(testOpt);
+
+runTestOpt(5);
+runTestOpt(5.5);
+runTestOpt({});
+
+assertTrue(isMaglevved(testOpt));