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10 lines
347 B
10 lines
347 B
// Set the index-th bith in i32array[0], then wait for it to be un-set again.
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module.exports = function ({ i32array, index }) {
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Atomics.or(i32array, 0, 1 << index);
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Atomics.notify(i32array, 0, Infinity);
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do {
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const v = Atomics.load(i32array, 0);
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if (!(v & (1 << index))) break;
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Atomics.wait(i32array, 0, v);
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} while (true);
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};
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