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[Test] Add a perf test for TypedArray construct by typed array.

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BUG=v8:5977

Change-Id: Ic756fd44a945f98d51c0914dcc6c3b82111d170d
Reviewed-on: https://chromium-review.googlesource.com/456419
Reviewed-by: Franziska Hinkelmann <franzih@chromium.org>
Commit-Queue: Peter Marshall <petermarshall@chromium.org>
Cr-Commit-Position: refs/heads/master@{#43978}
This commit is contained in:
Peter Marshall 2017-03-20 14:43:55 +01:00 committed by Commit Bot
parent 47da8de250
commit 0feed731d0
2 changed files with 29 additions and 0 deletions
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12
test/js-perf-test/JSTests.json
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@ -321,6 +321,18 @@
"main": "run.js",
"test_flags": ["construct-arraylike"]
},
{
"name": "ConstructByTypedArray",
"main": "run.js",
"test_flags": ["construct-typedarray"]
},
{
"name": "ConstructByTypedArray--noTF",
"flags": ["--no-turbo"],
"results_regexp": "^TypedArrays\\-ConstructByTypedArray\\(Score\\): (.+)$",
"main": "run.js",
"test_flags": ["construct-typedarray"]
},
{
"name": "Sort",
"main": "run.js",

17
test/js-perf-test/TypedArrays/construct-typedarray.js Normal file
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@ -0,0 +1,17 @@
// 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('ConstructByTypedArray', [1000], [
new Benchmark('ConstructByTypedArray', false, false, 0, constructor),
]);
var length = 1024;
var arr = new Uint8Array(length);
for (var i = 0; i < length; i++) {
arr[i] = i;
}
function constructor() {
new Float64Array(arr);
}