| // Copyright (C) 2018 Rick Waldron. All rights reserved. |
| // This code is governed by the BSD license found in the LICENSE file. |
| |
| /*--- |
| esid: sec-atomics.store |
| description: > |
| Atomics.store returns the newly stored value |
| info: | |
| Atomics.store( typedArray, index, value ) |
| |
| ... |
| 3. Let v be ? ToInteger(value). |
| ... |
| 9. Perform SetValueInBuffer(buffer, indexedPosition, |
| elementType, v, true, "SeqCst"). |
| 10. Return v. |
| |
| features: [Atomics, SharedArrayBuffer, TypedArray] |
| ---*/ |
| |
| const i32a = new Int32Array( |
| new SharedArrayBuffer(Int32Array.BYTES_PER_ELEMENT * 4) |
| ); |
| const update = 0b00000001000000001000000010000001; |
| |
| assert.sameValue( |
| Atomics.store(i32a, 0, update), |
| update, |
| 'Atomics.store(i32a, 0, update) returns the value of `update` (0b00000001000000001000000010000001)' |
| ); |
| assert.sameValue( |
| i32a[0], |
| update, |
| 'The value of i32a[0] equals the value of `update` (0b00000001000000001000000010000001)' |
| ); |
