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Issue 2732213005: Revert "This is a speculative chain of reverts to improve a Chrome" (Closed)
Patch Set: merge Created 3 years, 9 months ago
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1 // Copyright 2015 the V8 project authors. All rights reserved. 1 // Copyright 2015 the V8 project authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be 2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file. 3 // found in the LICENSE file.
4 4
5 // Flags: --allow-natives-syntax --harmony-sharedarraybuffer 5 // Flags: --allow-natives-syntax --harmony-sharedarraybuffer
6 6
7 (function TestFailsWithNonSharedArray() { 7 (function TestFailsWithNonSharedArray() {
8 var ab = new ArrayBuffer(16); 8 var ab = new ArrayBuffer(16);
9 9
10 var i8a = new Int8Array(ab); 10 var i8a = new Int8Array(ab);
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102 Atomics.wait(i32a, 0, 0, -1); 102 Atomics.wait(i32a, 0, 0, -1);
103 }); 103 });
104 %SetAllowAtomicsWait(true); 104 %SetAllowAtomicsWait(true);
105 })(); 105 })();
106 106
107 (function TestWakePositiveInfinity() { 107 (function TestWakePositiveInfinity() {
108 var i32a = new Int32Array(new SharedArrayBuffer(16)); 108 var i32a = new Int32Array(new SharedArrayBuffer(16));
109 Atomics.wake(i32a, 0, Number.POSITIVE_INFINITY); 109 Atomics.wake(i32a, 0, Number.POSITIVE_INFINITY);
110 })(); 110 })();
111 111
112 // In a previous version, this test caused a check failure
113 (function TestObjectWaitValue() {
114 var sab = new SharedArrayBuffer(16);
115 var i32a = new Int32Array(sab);
116 assertEquals("timed-out", Atomics.wait(i32a, 0, Math, 0));
117 })();
118
119
112 //// WORKER ONLY TESTS 120 //// WORKER ONLY TESTS
113 121
114 if (this.Worker) { 122 if (this.Worker) {
115 123
116 var TestWaitWithTimeout = function(timeout) { 124 var TestWaitWithTimeout = function(timeout) {
117 var sab = new SharedArrayBuffer(16); 125 var sab = new SharedArrayBuffer(16);
118 var i32a = new Int32Array(sab); 126 var i32a = new Int32Array(sab);
119 127
120 var workerScript = 128 var workerScript =
121 `onmessage = function(msg) { 129 `onmessage = function(msg) {
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226 // Finally wake the last waiter. 234 // Finally wake the last waiter.
227 assertEquals(1, Atomics.wake(i32a, 4, 1)); 235 assertEquals(1, Atomics.wake(i32a, 4, 1));
228 assertEquals("ok", workers[waitingId].getMessage()); 236 assertEquals("ok", workers[waitingId].getMessage());
229 workers[waitingId].terminate(); 237 workers[waitingId].terminate();
230 238
231 assertEquals(0, %AtomicsNumWaitersForTesting(i32a, 4)); 239 assertEquals(0, %AtomicsNumWaitersForTesting(i32a, 4));
232 240
233 })(); 241 })();
234 242
235 } 243 }
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