v8/test/js-perf-test/Classes/leaf-constructors.js
Benedikt Meurer f2c702743c [js-perf-test] Add microbenchmarks for leaf constructors.
Bug: v8:6679
Change-Id: I1fff8ffa037629636f31ecd2b731f5b9de89ce44
Reviewed-on: https://chromium-review.googlesource.com/604789
Reviewed-by: Yang Guo <yangguo@chromium.org>
Commit-Queue: Benedikt Meurer <bmeurer@chromium.org>
Cr-Commit-Position: refs/heads/master@{#47209}
2017-08-08 05:25:31 +00:00

32 lines
995 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.
'use strict';
var DefaultConstructorBenchmark = new BenchmarkSuite('LeafConstructors',
[100], [
new Benchmark('WithExplicitArguments', false, false, 0,
WithExplicitArguments),
]);
const Point = class Point {
constructor(x, y, z) { this.x = x; this.y = y; this.z = z; }
}
const klasses = [
class A extends Point { constructor(x, y, z) { super(x, y, z); } },
class B extends Point { constructor(x, y, z) { super(x, y, z); } },
class C extends Point { constructor(x, y, z) { super(x, y, z); } },
class D extends Point { constructor(x, y, z) { super(x, y, z); } },
class E extends Point { constructor(x, y, z) { super(x, y, z); } }
];
function WithExplicitArguments() {
let result = null;
for (const klass of klasses) {
result = new klass(0, 1, 2);
}
return result;
};