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139 lines (117 loc) · 4.35 KB
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// Copyright (c) Microsoft Corporation. All rights reserved.
// Licensed under the MIT license.
using System;
using System.Collections.Generic;
using System.Diagnostics;
using System.Runtime.InteropServices;
using Microsoft.ClearScript.V8;
namespace Microsoft.ClearScript.Test
{
public static class ClearScriptBenchmarks
{
#if DEBUG
private const string flavor = "Debug";
#else
private const string flavor = "Release";
#endif
public static void Main(string[] args)
{
var choice = 0U;
var burn = false;
var argQueue = new Queue<string>(args);
while (argQueue.TryDequeue(out var arg))
{
if ((arg == "-b") || (arg == "--burn"))
{
burn = argQueue.TryDequeue(out var choiceString) && uint.TryParse(choiceString, out choice) && (choice >= 1) && (choice <= 2);
}
else if ((arg == "-d") || (arg == "--disable-background-work"))
{
V8Settings.GlobalFlags |= V8GlobalFlags.DisableBackgroundWork;
}
}
Console.Clear();
if (!burn) Console.WriteLine("ClearScript Benchmarks ({0}, {1}, {2} {3})\n", RuntimeInformation.FrameworkDescription.Trim(), RuntimeInformation.OSDescription.Trim(), RuntimeInformation.ProcessArchitecture, flavor);
var count = 0UL;
while (true)
{
if (!burn)
{
Console.WriteLine("1. SunSpider - V8 (default)");
Console.WriteLine("2. SunSpider - V8 (no GlobalMembers support)");
Console.WriteLine("3. Exit");
Console.WriteLine();
}
var exit = false;
while (true)
{
uint selection;
if (burn)
{
selection = choice;
}
else
{
Console.Write("-> ");
var input = Console.ReadLine();
if (!uint.TryParse(input, out selection))
{
Console.WriteLine("Invalid selection");
continue;
}
}
var done = false;
switch (selection)
{
case 1:
Run(() => new V8ScriptEngine(), SunSpider.RunSuite, burn);
done = true;
break;
case 2:
Run(() => new V8ScriptEngine(V8ScriptEngineFlags.DisableGlobalMembers), SunSpider.RunSuite, burn);
done = true;
break;
case 3:
done = true;
exit = true;
break;
default:
Console.WriteLine("Invalid selection");
break;
}
if (done)
{
if (!burn) Console.WriteLine();
count += 1;
break;
}
}
if (exit)
{
break;
}
if (burn)
{
GC.Collect();
GC.WaitForPendingFinalizers();
GC.Collect();
GC.WaitForPendingFinalizers();
GC.Collect();
GC.WaitForPendingFinalizers();
using (var process = Process.GetCurrentProcess())
{
Console.WriteLine("{0:#,#} after {1:#,#} iterations", process.WorkingSet64, count);
}
}
}
}
private static void Run(Func<ScriptEngine> engineFactory, Action<ScriptEngine, bool> benchmark, bool quiet)
{
if (!quiet) Console.WriteLine();
using (var engine = engineFactory())
{
benchmark(engine, quiet);
}
}
}
}