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3ae7582043
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97777511a7
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@ -1,22 +0,0 @@
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using System;
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using System.Runtime.CompilerServices;
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namespace DotRecast.Core
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{
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public static class RcSpans
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{
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[MethodImpl(MethodImplOptions.AggressiveInlining)]
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public static void Copy<T>(Span<T> source, Span<T> destination)
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{
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Copy(source, 0, destination, 0, source.Length);
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}
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[MethodImpl(MethodImplOptions.AggressiveInlining)]
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public static void Copy<T>(Span<T> source, int sourceIdx, Span<T> destination, int destinationIdx, int length)
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{
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var src = source.Slice(sourceIdx, length);
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var dst = destination.Slice(destinationIdx);
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src.CopyTo(dst);
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}
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}
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}
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@ -11,7 +11,7 @@
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<PackageReference Include="Moq" Version="4.20.70" />
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<PackageReference Include="NUnit" Version="4.1.0" />
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<PackageReference Include="NUnit3TestAdapter" Version="4.5.0"/>
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<PackageReference Include="NUnit.Analyzers" Version="4.2.0">
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<PackageReference Include="NUnit.Analyzers" Version="4.1.0">
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<PrivateAssets>all</PrivateAssets>
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<IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
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</PackageReference>
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@ -1,7 +1,6 @@
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using System;
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using System.Buffers;
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using System.Collections.Generic;
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using System.Net.Sockets;
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using DotRecast.Core.Buffers;
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using DotRecast.Core.Collections;
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using NUnit.Framework;
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@ -85,73 +84,18 @@ public class RcArrayBenchmarkTests
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[Test]
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public void TestBenchmarkArrays()
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{
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var results = new List<(string title, long ticks)>();
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results.Add(Bench("new int[len]", RoundForArray));
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results.Add(Bench("ArrayPool<int>.Shared.Rent(len)", RoundForPureRentArray));
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results.Add(Bench("RcRentedArray.Rent<int>(len)", RoundForRcRentedArray));
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results.Add(Bench("new RcStackArray512<int>()", RoundForRcStackArray));
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results.Add(Bench("stackalloc int[len]", RoundForStackalloc));
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var list = new List<(string title, long ticks)>();
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list.Add(Bench("new int[len]", RoundForArray));
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list.Add(Bench("ArrayPool<int>.Shared.Rent(len)", RoundForPureRentArray));
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list.Add(Bench("RcRentedArray.Rent<int>(len)", RoundForRcRentedArray));
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list.Add(Bench("new RcStackArray512<int>()", RoundForRcStackArray));
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list.Add(Bench("stackalloc int[len]", RoundForStackalloc));
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results.Sort((x, y) => x.ticks.CompareTo(y.ticks));
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list.Sort((x, y) => x.ticks.CompareTo(y.ticks));
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foreach (var t in results)
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foreach (var t in list)
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{
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Console.WriteLine($"{t.title} {t.ticks / (double)TimeSpan.TicksPerMillisecond} ms");
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}
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}
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[Test]
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public void TestSpanVsArray()
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{
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var r = new RcRand();
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var list = new List<(long[] src, long[] dest)>();
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for (int i = 0; i < 14; ++i)
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{
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var s = new long[(int)Math.Pow(2, i + 1)];
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var d = new long[(int)Math.Pow(2, i + 1)];
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for (int ii = 0; ii < s.Length; ++ii)
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{
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s[ii] = r.NextInt32();
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}
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list.Add((s, d));
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}
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var results = new List<(string title, long ticks)>();
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for (int i = 0; i < list.Count; ++i)
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{
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var seq = i;
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Array.Fill(list[seq].dest, 0);
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var resultLong = Bench($"long[{list[seq].src.Length}]", _ =>
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{
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var v = list[seq];
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RcArrays.Copy(v.src, 0, v.dest, 0, v.src.Length);
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});
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Array.Fill(list[seq].dest, 0);
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var resultSpan = Bench($"Span<long[], {list[seq].src.Length}>", _ =>
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{
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var v = list[seq];
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RcSpans.Copy<long>(v.src, 0, v.dest, 0, v.src.Length);
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});
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results.Add(resultLong);
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results.Add(resultSpan);
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}
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int newLine = 0;
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foreach (var t in results)
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{
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Console.WriteLine($"{t.title}: {t.ticks / (double)TimeSpan.TicksPerMillisecond} ms");
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newLine += 1;
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if (0 == (newLine % 2))
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{
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Console.WriteLine("");
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}
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}
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}
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}
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@ -11,7 +11,7 @@
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<PackageReference Include="Moq" Version="4.20.70" />
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<PackageReference Include="NUnit" Version="4.1.0" />
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<PackageReference Include="NUnit3TestAdapter" Version="4.5.0"/>
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<PackageReference Include="NUnit.Analyzers" Version="4.2.0">
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<PackageReference Include="NUnit.Analyzers" Version="4.1.0">
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<PrivateAssets>all</PrivateAssets>
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<IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
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</PackageReference>
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@ -11,7 +11,7 @@
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<PackageReference Include="Moq" Version="4.20.70" />
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<PackageReference Include="NUnit" Version="4.1.0" />
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<PackageReference Include="NUnit3TestAdapter" Version="4.5.0"/>
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<PackageReference Include="NUnit.Analyzers" Version="4.2.0">
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<PackageReference Include="NUnit.Analyzers" Version="4.1.0">
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<PrivateAssets>all</PrivateAssets>
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<IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
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</PackageReference>
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@ -11,7 +11,7 @@
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<PackageReference Include="Moq" Version="4.20.70" />
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<PackageReference Include="NUnit" Version="4.1.0" />
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<PackageReference Include="NUnit3TestAdapter" Version="4.5.0"/>
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<PackageReference Include="NUnit.Analyzers" Version="4.2.0">
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<PackageReference Include="NUnit.Analyzers" Version="4.1.0">
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<PrivateAssets>all</PrivateAssets>
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<IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
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</PackageReference>
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@ -11,7 +11,7 @@
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<PackageReference Include="Moq" Version="4.20.70" />
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<PackageReference Include="NUnit" Version="4.1.0" />
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<PackageReference Include="NUnit3TestAdapter" Version="4.5.0"/>
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<PackageReference Include="NUnit.Analyzers" Version="4.2.0">
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<PackageReference Include="NUnit.Analyzers" Version="4.1.0">
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<PrivateAssets>all</PrivateAssets>
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<IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
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</PackageReference>
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@ -11,7 +11,7 @@
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<PackageReference Include="Moq" Version="4.20.70" />
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<PackageReference Include="NUnit" Version="4.1.0" />
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<PackageReference Include="NUnit3TestAdapter" Version="4.5.0"/>
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<PackageReference Include="NUnit.Analyzers" Version="4.2.0">
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<PackageReference Include="NUnit.Analyzers" Version="4.1.0">
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<PrivateAssets>all</PrivateAssets>
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<IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
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</PackageReference>
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@ -11,7 +11,7 @@
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<PackageReference Include="Moq" Version="4.20.70" />
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<PackageReference Include="NUnit" Version="4.1.0" />
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<PackageReference Include="NUnit3TestAdapter" Version="4.5.0"/>
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<PackageReference Include="NUnit.Analyzers" Version="4.2.0">
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<PackageReference Include="NUnit.Analyzers" Version="4.1.0">
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<PrivateAssets>all</PrivateAssets>
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<IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
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</PackageReference>
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