2a1abac52c
Original design doc: https://docs.google.com/document/d/1dthXsVHMc1Sd_oYf9a-KZSFOd_a8dUgnt4REAG8YIXA Design changes: https://docs.google.com/document/d/1aeEGDm1XSqoJkQQKz9F75WqnuAa2caktxGy_O_KpO9Y Bug: v8:10239 Change-Id: Iab94ccab85d7b4ff23cff1955774b42edf5be541 Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/2202981 Commit-Queue: Marja Hölttä <marja@chromium.org> Reviewed-by: Igor Sheludko <ishell@chromium.org> Reviewed-by: Andreas Haas <ahaas@chromium.org> Reviewed-by: Ulan Degenbaev <ulan@chromium.org> Reviewed-by: Shu-yu Guo <syg@chromium.org> Cr-Commit-Position: refs/heads/master@{#68844}
30 lines
844 B
JavaScript
30 lines
844 B
JavaScript
// Copyright 2020 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 --harmony-sharedarraybuffer --harmony-atomics-waitasync --expose-gc
|
|
|
|
(function test() {
|
|
const sab = new SharedArrayBuffer(16);
|
|
const i32a = new Int32Array(sab);
|
|
|
|
(function createWorker() {
|
|
const script = `onmessage = function(msg) {
|
|
if (msg.sab) {
|
|
const i32a = new Int32Array(msg.sab);
|
|
const result = Atomics.waitAsync(i32a, 0, 0);
|
|
postMessage('worker waiting');
|
|
}
|
|
}`;
|
|
const w = new Worker(script, {type : 'string'});
|
|
w.postMessage({sab: sab});
|
|
const m = w.getMessage();
|
|
assertEquals('worker waiting', m);
|
|
w.terminate();
|
|
})();
|
|
|
|
gc();
|
|
|
|
Atomics.notify(i32a, 0, 1);
|
|
})();
|