86 lines
3.3 KiB
JavaScript
86 lines
3.3 KiB
JavaScript
/*
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* Copyright (C) 2016 Apple Inc. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
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* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR
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* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
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* OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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"use strict";
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class AirBenchmark {
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constructor(verbose = 0)
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{
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this._verbose = verbose;
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this._payloads = [
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{generate: createPayloadGbemuExecuteIteration, earlyHash: 632653144, lateHash: 372715518},
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{generate: createPayloadImagingGaussianBlurGaussianBlur, earlyHash: 3677819581, lateHash: 1252116304},
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{generate: createPayloadTypescriptScanIdentifier, earlyHash: 1914852601, lateHash: 837339551},
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{generate: createPayloadAirJSACLj8C, earlyHash: 1373599940, lateHash: 3981283600}
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];
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}
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runIteration()
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{
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for (let payload of this._payloads) {
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// Sadly about 17% of our time is in generate. I don't think that's really avoidable,
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// and I don't mind testing VMs' ability to run such "data definition" code quickly. I
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// would not have expected it to be so slow from first principles!
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let code = payload.generate();
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if (this._verbose) {
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print("Before allocateStack:");
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print(code);
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}
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let hash = code.hash();
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if (hash != payload.earlyHash)
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throw new Error(`Wrong early hash for ${payload.generate.name}: ${hash}`);
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allocateStack(code);
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if (this._verbose) {
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print("After allocateStack:");
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print(code);
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}
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hash = code.hash();
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if (hash != payload.lateHash)
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throw new Error(`Wrong late hash for ${payload.generate.name}: ${hash}`);
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}
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}
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}
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function runBenchmark()
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{
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const verbose = 0;
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const numIterations = 150;
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let before = currentTime();
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let benchmark = new AirBenchmark(verbose);
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for (let iteration = 0; iteration < numIterations; ++iteration)
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benchmark.runIteration();
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let after = currentTime();
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return after - before;
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}
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