v8/test/mjsunit/array-push11.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

19 lines
432 B
JavaScript

// Copyright 2014 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) {
var __v_10 = 0;
var count = 100000;
while (count-- != 0) {
var l = __v_9.push(0);
if (++__v_10 >= 2) return __v_9;
__v_10 = {};
}
return __v_9;
}
let a = __f_17([]);
assertEquals(a[0], 0);
assertEquals(a[10000], 0);