// |reftest| skip-if(!this.hasOwnProperty('Atomics')||!this.hasOwnProperty('SharedArrayBuffer')||(this.hasOwnProperty('getBuildConfiguration')&&getBuildConfiguration('arm64-simulator'))) -- Atomics,SharedArrayBuffer is not enabled unconditionally, ARM64 Simulator cannot emulate atomics // 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: Test Atomics.store on arrays that allow atomic operations. includes: [testAtomics.js, testBigIntTypedArray.js] features: [ArrayBuffer, Atomics, BigInt, DataView, SharedArrayBuffer, Symbol, TypedArray] ---*/ // Make it interesting - use non-zero byteOffsets and non-zero indexes. // In-bounds boundary cases for indexing const sab = new SharedArrayBuffer(1024); const ab = new ArrayBuffer(BigInt64Array.BYTES_PER_ELEMENT * 2); testWithBigIntTypedArrayConstructors(function(TA) { const view = new TA(sab, 32, 20); const control = new TA(ab, 0, 2); const values = [ 10n, -5n, 12345n, 123456789n, BigInt('33'), { valueOf: function() { return 33n; } } ]; for (let i = 0; i < values.length; i++) { let val = values[i]; assert.sameValue( Atomics.store(view, 3, val), BigInt(val), 'Atomics.store(view, 3, val) returns BigInt(val)' ); control[0] = val; assert.sameValue( view[3], control[0], 'The value of view[3] equals the value of `control[0]` (val)' ); } testWithAtomicsInBoundsIndices(function(IdxGen) { let Idx = IdxGen(view); view.fill(0n); Atomics.store(view, Idx, 37n); assert.sameValue(Atomics.load(view, Idx), 37n, 'Atomics.load(view, Idx) returns 37n'); }); }); reportCompare(0, 0);