v8/test/mjsunit/array-push13.js
danno df2578d2ec [stubs] Port builtin for Array.push fast-case from Crankshaft to TF
Improves performance in simple, single element case by 5% and in multiple
elements cases by 2%.

BUG=chromium:608675
LOG=N

Review-Url: https://codereview.chromium.org/2497243002
Cr-Commit-Position: refs/heads/master@{#41368}
2016-11-29 16:58:30 +00:00

23 lines
530 B
JavaScript

// Copyright 2016 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.
function __f_17(__v_9) {
for (var count = 0; count < 20000; ++count) {
if (count < 100) {
__v_9.push(3);
} else if (count < 2500) {
__v_9.push(2.5);
} else {
__v_9.push(true);
}
}
return __v_9;
}
let a = __f_17([]);
assertEquals(a[0], 3);
assertEquals(a[10], 3);
assertEquals(a[2499], 2.5);
assertEquals(a[10000], true);