9d7cd9b864
PR-URL: https://github.com/nodejs/node/pull/54077 Reviewed-By: Jiawen Geng <technicalcute@gmail.com> Reviewed-By: Richard Lau <rlau@redhat.com> Reviewed-By: Joyee Cheung <joyeec9h3@gmail.com> Reviewed-By: Marco Ippolito <marcoippolito54@gmail.com>
20 lines
693 B
JavaScript
20 lines
693 B
JavaScript
// Copyright 2021 the V8 project authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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const barrier_arr = new Int32Array(new SharedArrayBuffer(4));
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function onmessage({data:[data_arr, barrier_arr]}) {
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Atomics.store(barrier_arr, 0, 1);
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for (let nr = 1; nr < 1000; ++nr) {
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for (let idx = 0; idx < data_arr.length; ++idx) {
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data_arr[idx] = nr;
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}
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}
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}
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const worker = new Worker(`onmessage = ${onmessage}`, {type: 'string'});
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const data_arr = new Int32Array(new SharedArrayBuffer(1024));
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worker.postMessage([data_arr, barrier_arr]);
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while (Atomics.load(barrier_arr) == 0) { }
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data_arr.reverse();
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