v8/test/js-perf-test/Strings/string-indexof.js
Sigurd Schneider 5e18f84953 [turbofan] Add benchmarks for String.indexOf
Bug: v8:7127, v8:6270
Change-Id: Ic35a9b7a5145115736934b0c7de6ace26e9c0e51
Reviewed-on: https://chromium-review.googlesource.com/832966
Commit-Queue: Sigurd Schneider <sigurds@chromium.org>
Reviewed-by: Jakob Gruber <jgruber@chromium.org>
Reviewed-by: Benedikt Meurer <bmeurer@chromium.org>
Cr-Commit-Position: refs/heads/master@{#50191}
2017-12-19 10:54:37 +00:00

38 lines
879 B
JavaScript

// Copyright 2017 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.
new BenchmarkSuite('StringIndexOfConstant', [1000], [
new Benchmark('StringIndexOfConstant', true, false, 0,
StringIndexOfConstant),
]);
new BenchmarkSuite('StringIndexOfNonConstant', [1000], [
new Benchmark('StringIndexOfNonConstant', true, false, 0,
StringIndexOfNonConstant),
]);
const N = 10 ** 6;
const subject = "aaaaaaaaaaaaaaaab";
const searches = ['a', 'b', 'c'];
function StringIndexOfConstant() {
var sum = 0;
for (var j = 0; j < searches.length; ++j) {
sum += subject.indexOf("" + searches[j]);
}
return sum;
}
function StringIndexOfNonConstant() {
var sum = 0;
for (var j = 0; j < searches.length; ++j) {
sum += subject.indexOf(searches[j]);
}
return sum;
}