// 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 --wasm-staging d8.file.execute("test/mjsunit/wasm/wasm-module-builder.js"); let builder = new WasmModuleBuilder(); let imported = builder.addImport('m', 'i', kSig_v_v); builder.addFunction('main', kSig_v_v) .addBody([ kExprCallFunction, imported, ]) .exportFunc(); let instance = builder.instantiate( {m: {i: new WebAssembly.Suspending(() => Promise.resolve())}}); let cached = WebAssembly.promising(instance.exports.main); let run = () => { return cached(); }; %PrepareFunctionForOptimization(run); for (let i = 0; i < 10; ++i) { run(); } %OptimizeFunctionOnNextCall(run); run();