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EgorBot / runtime-utils

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Test #89

Open EgorBo opened 2 months ago

EgorBo commented 2 months ago

@EgorBot -intel --envvars DOTNET_JitDisasm:TernLog --runtimes net8.0 net9.0

using System.Runtime.Intrinsics;
using BenchmarkDotNet.Attributes;

public class Bench
{
    byte[] a = new byte[1024];
    byte[] b = new byte[1024];
    byte[] c = new byte[1024];

    [Benchmark]
    public void TernLog()
    {
        ref byte bA = ref a[0];
        ref byte bB = ref b[0];
        ref byte bC = ref c[0];
        for (nuint i = 0; i < 1024; i+=64)
        {
            var v1 = Vector512.LoadUnsafe(ref bA, i);
            var v2 = Vector512.LoadUnsafe(ref bB, i);
            var v3 = Vector512.LoadUnsafe(ref bC, i);
            (v1 & v2 ^ v3).StoreUnsafe(ref bA, i);
        }
    }
}
EgorBot commented 2 months ago

Benchmark results on AzureIntel

BenchmarkDotNet v0.14.0, Ubuntu 22.04.4 LTS (Jammy Jellyfish)
Intel Xeon Platinum 8370C CPU 2.80GHz, 1 CPU, 4 logical and 2 physical cores
  Job-GNQZSD : .NET 8.0.8 (8.0.824.36612), X64 RyuJIT AVX-512F+CD+BW+DQ+VL+VBMI
  Job-YCNKIV : .NET 9.0.0 (9.0.24.40507), X64 RyuJIT AVX-512F+CD+BW+DQ+VL+VBMI
EnvironmentVariables=DOTNET_JitDisasm=TernLog
Method Runtime Mean Error Ratio
TernLog .NET 8.0 35.68 ns 0.004 ns 1.00
TernLog .NET 9.0 26.24 ns 0.006 ns 0.74

BDN_Artifacts.zip

EgorBot commented 2 months ago

cc @EgorBo (logs)

EgorBo commented 2 months ago

Codegen diff: https://www.diffchecker.com/F45CXxJW/

EgorBo commented 2 months ago

@EgorBot -intel -arm64 -pr 107831

using BenchmarkDotNet.Attributes;

public class Bench
{
    [Benchmark]
    public int CountSymbols()
    {
        int count = 0;
        foreach (var c in "\t\tHello world\n\nSome text...\n")
            count += Test(c) ? 1 : 0;
        return count;
    }

    bool Test(char c)
    {
        if (c is ' ' or '\t' or '\r' or '\n' or '.')
            return true;
        return false;
    }
}
EgorBo commented 2 months ago

@EgorBot -intel -arm64 -pr 107831

using BenchmarkDotNet.Attributes;

public class Bench
{
    [Benchmark]
    public int CountSymbols()
    {
        int count = 0;
        foreach (var c in "\t\tHello world\n\nSome text...\n")
            count += Test(c) ? 1 : 0;
        return count;
    }

    bool Test(char c)
    {
        if (c is ' ' or '\t' or '\r' or '\n' or '.')
            return true;
        return false;
    }
}
EgorBot commented 2 months ago

Benchmark results on AzureIntel

BenchmarkDotNet v0.14.0, Ubuntu 22.04.4 LTS (Jammy Jellyfish)
Intel Xeon Platinum 8370C CPU 2.80GHz, 1 CPU, 16 logical and 8 physical cores
  Job-CODODF : .NET 10.0.0 (42.42.42.42424), X64 RyuJIT AVX-512F+CD+BW+DQ+VL+VBMI
  Job-CJIWZO : .NET 10.0.0 (42.42.42.42424), X64 RyuJIT AVX-512F+CD+BW+DQ+VL+VBMI
Method Toolchain Mean Error Ratio
CountSymbols Main 61.53 ns 0.208 ns 1.00
CountSymbols PR 59.67 ns 0.027 ns 0.97

BDN_Artifacts.zip

EgorBot commented 2 months ago

cc @EgorBo (logs)

EgorBot commented 2 months ago

Benchmark results on AzureAmpere

BenchmarkDotNet v0.14.0, Ubuntu 22.04.4 LTS (Jammy Jellyfish)
AzureAmpere
  Job-WEKMJI : .NET 10.0.0 (42.42.42.42424), Arm64 RyuJIT AdvSIMD
  Job-FQBLQA : .NET 10.0.0 (42.42.42.42424), Arm64 RyuJIT AdvSIMD
Method Toolchain Mean Error Ratio
CountSymbols Main 70.78 ns 0.005 ns 1.00
CountSymbols PR 70.80 ns 0.007 ns 1.00

BDN_Artifacts.zip

EgorBot commented 2 months ago

cc @EgorBo (logs)

EgorBot commented 2 months ago

Benchmark results on AzureIntel

BenchmarkDotNet v0.14.0, Ubuntu 22.04.4 LTS (Jammy Jellyfish)
Intel Xeon Platinum 8370C CPU 2.80GHz, 1 CPU, 16 logical and 8 physical cores
  Job-EXYRDP : .NET 10.0.0 (42.42.42.42424), X64 RyuJIT AVX-512F+CD+BW+DQ+VL+VBMI
  Job-DEBFBF : .NET 10.0.0 (42.42.42.42424), X64 RyuJIT AVX-512F+CD+BW+DQ+VL+VBMI
Method Toolchain Mean Error Ratio
CountSymbols Main 61.46 ns 0.109 ns 1.00
CountSymbols PR 59.38 ns 0.007 ns 0.97

BDN_Artifacts.zip

EgorBot commented 2 months ago

cc @EgorBo (logs)

EgorBot commented 2 months ago

Benchmark results on AzureAmpere

BenchmarkDotNet v0.14.0, Ubuntu 22.04.4 LTS (Jammy Jellyfish)
AzureAmpere
  Job-SPXIWE : .NET 10.0.0 (42.42.42.42424), Arm64 RyuJIT AdvSIMD
  Job-YRTNLE : .NET 10.0.0 (42.42.42.42424), Arm64 RyuJIT AdvSIMD
Method Toolchain Mean Error Ratio
CountSymbols Main 70.77 ns 0.020 ns 1.00
CountSymbols PR 70.66 ns 0.006 ns 1.00

BDN_Artifacts.zip

EgorBot commented 2 months ago

cc @EgorBo (logs)

EgorBo commented 2 months ago

@EgorBot -intel --runtimes net8.0 net9.0

using System.Runtime.CompilerServices;
using System.Runtime.InteropServices;
using System.Text.Json.Nodes;
using BenchmarkDotNet.Attributes;
using BenchmarkDotNet.Running;
using BenchmarkDotNet.Diagnosers;

BenchmarkRunner.Run<JsonNodeBenchmarks>(args: args);

[MemoryDiagnoser]
public class JsonNodeBenchmarks
{
    [Benchmark]
    public JsonObject CreateJsonObject()
    {
        return new JsonObject()
        {
            ["applicationVersion"] = "1.2.3",
            ["frameworkDescription"] = RuntimeInformation.FrameworkDescription,
            ["operatingSystem"] = new JsonObject()
            {
                ["description"] = RuntimeInformation.OSDescription,
                ["architecture"] = RuntimeInformation.OSArchitecture.ToString(),
                ["version"] = Environment.OSVersion.VersionString,
                ["is64Bit"] = Environment.Is64BitOperatingSystem,
            },
            ["process"] = new JsonObject()
            {
                ["architecture"] = RuntimeInformation.ProcessArchitecture.ToString(),
                ["is64BitProcess"] = Environment.Is64BitProcess,
                ["isNativeAoT"] = !RuntimeFeature.IsDynamicCodeSupported,
                ["isPrivilegedProcess"] = Environment.IsPrivilegedProcess,
            },
        };
    }
}
EgorBot commented 2 months ago

Benchmark results on AzureIntel

BenchmarkDotNet v0.14.0, Ubuntu 22.04.5 LTS (Jammy Jellyfish)
Intel Xeon Platinum 8370C CPU 2.80GHz, 1 CPU, 4 logical and 2 physical cores
  Job-EGGJLN : .NET 8.0.8 (8.0.824.36612), X64 RyuJIT AVX-512F+CD+BW+DQ+VL+VBMI
  Job-INWFFV : .NET 9.0.0 (9.0.24.43107), X64 RyuJIT AVX-512F+CD+BW+DQ+VL+VBMI
Method Runtime Mean Error Ratio Gen0 Allocated Alloc Ratio
CreateJsonObject .NET 8.0 521.5 ns 1.14 ns 1.00 0.0505 1.24 KB 1.00
CreateJsonObject .NET 9.0 934.5 ns 2.82 ns 1.79 0.0858 2.12 KB 1.70

BDN_Artifacts.zip

EgorBot commented 2 months ago

cc @EgorBo (logs)

EgorBo commented 2 months ago

@EgorBot -intel --runtimes net8.0 net9.0 --envvars DOTNET_GCDynamicAdaptationMode=0

using System.Runtime.CompilerServices;
using System.Runtime.InteropServices;
using System.Text.Json.Nodes;
using BenchmarkDotNet.Attributes;
using BenchmarkDotNet.Running;
using BenchmarkDotNet.Diagnosers;

BenchmarkRunner.Run<JsonNodeBenchmarks>(args: args);

[MemoryDiagnoser]
public class JsonNodeBenchmarks
{
    [Benchmark]
    public JsonObject CreateJsonObject()
    {
        return new JsonObject()
        {
            ["applicationVersion"] = "1.2.3",
            ["frameworkDescription"] = RuntimeInformation.FrameworkDescription,
            ["operatingSystem"] = new JsonObject()
            {
                ["description"] = RuntimeInformation.OSDescription,
                ["architecture"] = RuntimeInformation.OSArchitecture.ToString(),
                ["version"] = Environment.OSVersion.VersionString,
                ["is64Bit"] = Environment.Is64BitOperatingSystem,
            },
            ["process"] = new JsonObject()
            {
                ["architecture"] = RuntimeInformation.ProcessArchitecture.ToString(),
                ["is64BitProcess"] = Environment.Is64BitProcess,
                ["isNativeAoT"] = !RuntimeFeature.IsDynamicCodeSupported,
                ["isPrivilegedProcess"] = Environment.IsPrivilegedProcess,
            },
        };
    }
}
EgorBot commented 2 months ago

❌ Failed on AzureIntel: Benchmark run failed

cc @EgorBo (logs)

EgorBo commented 2 months ago

@EgorBot -intel --runtimes net8.0 net9.0 --envvars DOTNET_GCDynamicAdaptationMode:0 DOTNET_ReadyToRun:0 DOTNET_TieredCompilation:0

using System.Runtime.CompilerServices;
using System.Runtime.InteropServices;
using System.Text.Json.Nodes;
using BenchmarkDotNet.Attributes;
using BenchmarkDotNet.Running;
using BenchmarkDotNet.Diagnosers;

BenchmarkRunner.Run<JsonNodeBenchmarks>(args: args);

[MemoryDiagnoser]
public class JsonNodeBenchmarks
{
    [Benchmark]
    public JsonObject CreateJsonObject()
    {
        return new JsonObject()
        {
            ["applicationVersion"] = "1.2.3",
            ["frameworkDescription"] = RuntimeInformation.FrameworkDescription,
            ["operatingSystem"] = new JsonObject()
            {
                ["description"] = RuntimeInformation.OSDescription,
                ["architecture"] = RuntimeInformation.OSArchitecture.ToString(),
                ["version"] = Environment.OSVersion.VersionString,
                ["is64Bit"] = Environment.Is64BitOperatingSystem,
            },
            ["process"] = new JsonObject()
            {
                ["architecture"] = RuntimeInformation.ProcessArchitecture.ToString(),
                ["is64BitProcess"] = Environment.Is64BitProcess,
                ["isNativeAoT"] = !RuntimeFeature.IsDynamicCodeSupported,
                ["isPrivilegedProcess"] = Environment.IsPrivilegedProcess,
            },
        };
    }
}
EgorBot commented 2 months ago

Benchmark results on AzureIntel

BenchmarkDotNet v0.14.0, Ubuntu 22.04.5 LTS (Jammy Jellyfish)
Intel Xeon Platinum 8370C CPU 2.80GHz, 1 CPU, 4 logical and 2 physical cores
  Job-YMTETL : .NET 8.0.8 (8.0.824.36612), X64 RyuJIT AVX-512F+CD+BW+DQ+VL+VBMI
  Job-ZEKBEW : .NET 9.0.0 (9.0.24.43107), X64 RyuJIT AVX-512F+CD+BW+DQ+VL+VBMI
EnvironmentVariables=DOTNET_GCDynamicAdaptationMode=0,DOTNET_ReadyToRun=0,DOTNET_TieredCompilation=0
Method Runtime Mean Error Ratio Gen0 Allocated Alloc Ratio
CreateJsonObject .NET 8.0 603.5 ns 8.28 ns 1.00 0.0505 1.24 KB 1.00
CreateJsonObject .NET 9.0 1,103.5 ns 9.94 ns 1.83 0.0858 2.12 KB 1.70

BDN_Artifacts.zip

EgorBot commented 2 months ago

cc @EgorBo (logs)

EgorBo commented 2 months ago

@EgorBot -intel --envvars DOTNET_JitDisasm:TernLog --runtimes net9.0

using System.Runtime.Intrinsics;
using BenchmarkDotNet.Attributes;

public class Bench
{
    byte[] a = new byte[1024];
    byte[] b = new byte[1024];
    byte[] c = new byte[1024];

    [Benchmark]
    public void TernLog()
    {
        ref byte bA = ref a[0];
        ref byte bB = ref b[0];
        ref byte bC = ref c[0];
        for (nuint i = 0; i < 1024; i+=64)
        {
            var v1 = Vector512.LoadUnsafe(ref bA, i);
            var v2 = Vector512.LoadUnsafe(ref bB, i);
            var v3 = Vector512.LoadUnsafe(ref bC, i);
            (v1 & v2 ^ v3).StoreUnsafe(ref bA, i);
        }
    }
}
EgorBot commented 2 months ago

Benchmark results on AzureIntel

BenchmarkDotNet v0.14.0, Ubuntu 22.04.5 LTS (Jammy Jellyfish)
Intel Xeon Platinum 8370C CPU 2.80GHz, 1 CPU, 4 logical and 2 physical cores
  Job-DQFASQ : .NET 9.0.0 (9.0.24.43107), X64 RyuJIT AVX-512F+CD+BW+DQ+VL+VBMI
EnvironmentVariables=DOTNET_JitDisasm=TernLog  Runtime=.NET 9.0  Toolchain=net9.0
StdDev=0.016 ns
Method Mean Error
TernLog 35.78 ns 0.021 ns

BDN_Artifacts.zip

EgorBot commented 2 months ago

cc @EgorBo (logs)

EgorBo commented 2 months ago

@EgorBot -intel -arm64 -perf -pr 106525

using System;
using System.Runtime.CompilerServices;
using BenchmarkDotNet.Attributes;
using BenchmarkDotNet.Running;

BenchmarkRunner.Run<Bench>(args: args);

public class Bench
{
    [Benchmark]
    public Guid Foo() => Guid.CreateVersion7();
}
EgorBot commented 2 months ago

Benchmark results on AzureIntel

BenchmarkDotNet v0.14.0, Ubuntu 22.04.5 LTS (Jammy Jellyfish)
Intel Xeon Platinum 8370C CPU 2.80GHz, 1 CPU, 16 logical and 8 physical cores
  Job-EDRPXH : .NET 10.0.0 (42.42.42.42424), X64 RyuJIT AVX-512F+CD+BW+DQ+VL+VBMI
  Job-WXAIOM : .NET 9.0.0 (42.42.42.42424), X64 RyuJIT AVX-512F+CD+BW+DQ+VL+VBMI
Method Toolchain Mean Error Ratio
Foo Main 372.9 ns 0.18 ns 1.00
Foo PR 368.8 ns 0.04 ns 0.99

BDN_Artifacts.zip

Profile for Bench_Foo:

Flame graphs: Main vs PR 🔥 Hot asm: Main vs PR Hot functions: Main vs PR Counters: Main vs PR

EgorBot commented 2 months ago

cc @EgorBo (logs)

EgorBot commented 2 months ago

Benchmark results on AzureAmpere

BenchmarkDotNet v0.14.0, Ubuntu 22.04.5 LTS (Jammy Jellyfish)
AzureAmpere
  Job-FNEVXD : .NET 10.0.0 (42.42.42.42424), Arm64 RyuJIT AdvSIMD
  Job-INDVPS : .NET 9.0.0 (42.42.42.42424), Arm64 RyuJIT AdvSIMD
Method Toolchain Mean Error Ratio
Foo Main 468.3 ns 0.23 ns 1.00
Foo PR 462.9 ns 0.39 ns 0.99

BDN_Artifacts.zip

Profile for Bench_Foo:

Flame graphs: Main vs PR 🔥 Hot asm: Main vs PR Hot functions: Main vs PR Counters: Main vs PR

EgorBot commented 2 months ago

cc @EgorBo (logs)

EgorBo commented 2 months ago

@EgorBot -intel -perf -pr 106525

using System;
using System.Runtime.CompilerServices;
using BenchmarkDotNet.Attributes;
using BenchmarkDotNet.Running;

BenchmarkRunner.Run<Bench>(args: args);

public class Bench
{
    [Benchmark]
    public Guid Foo() => Guid.CreateVersion7();
}
EgorBot commented 2 months ago

Benchmark results on AzureIntel

BenchmarkDotNet v0.14.0, Ubuntu 22.04.5 LTS (Jammy Jellyfish)
Intel Xeon Platinum 8370C CPU 2.80GHz, 1 CPU, 16 logical and 8 physical cores
  Job-IVDNRB : .NET 10.0.0 (42.42.42.42424), X64 RyuJIT AVX-512F+CD+BW+DQ+VL+VBMI
  Job-SLGQZJ : .NET 9.0.0 (42.42.42.42424), X64 RyuJIT AVX-512F+CD+BW+DQ+VL+VBMI
Method Toolchain Mean Error Ratio
Foo Main 373.6 ns 0.05 ns 1.00
Foo PR 366.0 ns 0.11 ns 0.98

BDN_Artifacts.zip

Profile for Bench_Foo:

Flame graphs: Main vs PR 🔥 Hot asm: Main vs PR Hot functions: Main vs PR Counters: Main vs PR

EgorBot commented 2 months ago

cc @EgorBo (logs)

EgorBo commented 2 months ago

@EgorBot -intel -pr 108153

using BenchmarkDotNet.Attributes;

public class Bench
{
    IList<int> list = new int[10];

    [Benchmark]
    public void Test()
    {
        foreach (var _ in list)
        {
        }
    }
}
EgorBot commented 2 months ago

Benchmark results on AzureIntel

BenchmarkDotNet v0.14.0, Ubuntu 22.04.5 LTS (Jammy Jellyfish)
Intel Xeon Platinum 8370C CPU 2.80GHz, 1 CPU, 16 logical and 8 physical cores
  Job-CDOEWJ : .NET 10.0.0 (42.42.42.42424), X64 RyuJIT AVX-512F+CD+BW+DQ+VL+VBMI
  Job-PHDJYG : .NET 10.0.0 (42.42.42.42424), X64 RyuJIT AVX-512F+CD+BW+DQ+VL+VBMI
Method Toolchain Mean Error Ratio
Test Main 30.86 ns 0.168 ns 1.00
Test PR 26.69 ns 0.076 ns 0.87

BDN_Artifacts.zip

EgorBot commented 2 months ago

cc @EgorBo (logs)

EgorBo commented 1 month ago

@EgorBot -aws_intel -aws_amd -perf -pr 108205

using System.Buffers.Binary;
using BenchmarkDotNet.Attributes;

public class Bench
{
    int[] arr1 = new int[1024];
    int[] arr2 = new int[1024];

    [Benchmark]
    public void Reverse() => 
        BinaryPrimitives.ReverseEndianness(arr1, arr2);
}
EgorBot commented 1 month ago

Benchmark results on AwsAmd

BenchmarkDotNet v0.14.0, Ubuntu 24.04 LTS (Noble Numbat)
AMD EPYC 9R14, 1 CPU, 8 logical and 8 physical cores
  Job-QFXKFH : .NET 10.0.0 (42.42.42.42424), X64 RyuJIT AVX-512F+CD+BW+DQ+VL+VBMI
  Job-VYBXLI : .NET 10.0.0 (42.42.42.42424), X64 RyuJIT AVX-512F+CD+BW+DQ+VL+VBMI
RatioSD=0.02
Method Toolchain Mean Error Ratio
Reverse Main 41.77 ns 0.690 ns 1.00
Reverse PR 56.95 ns 0.442 ns 1.36

BDN_Artifacts.zip

Profile for Bench_Reverse:

Flame graphs: Main vs PR 🔥 Hot asm: Main vs PR Hot functions: Main vs PR Counters: Main vs PR

EgorBot commented 1 month ago

cc @EgorBo (logs)

EgorBot commented 1 month ago

Benchmark results on AwsIntel

BenchmarkDotNet v0.14.0, Ubuntu 24.04 LTS (Noble Numbat)
Intel Xeon Platinum 8488C, 1 CPU, 8 logical and 4 physical cores
  Job-KSSNAJ : .NET 10.0.0 (42.42.42.42424), X64 RyuJIT AVX-512F+CD+BW+DQ+VL+VBMI
  Job-JQVRCF : .NET 10.0.0 (42.42.42.42424), X64 RyuJIT AVX-512F+CD+BW+DQ+VL+VBMI
Method Toolchain Mean Error Ratio
Reverse Main 50.71 ns 1.039 ns 1.00
Reverse PR 44.54 ns 0.901 ns 0.88

BDN_Artifacts.zip

Profile for Bench_Reverse:

Flame graphs: Main vs PR 🔥 Hot asm: Main vs PR Hot functions: Main vs PR Counters: Main vs PR

EgorBot commented 1 month ago

cc @EgorBo (logs)

EgorBo commented 1 month ago

@EgorBot -intel -perf -pr 108205 -keep

using System.Buffers.Binary;
using BenchmarkDotNet.Attributes;

public class Bench
{
    int[] arr1 = new int[1024];
    int[] arr2 = new int[1024];

    [Benchmark]
    public void Reverse() => 
        BinaryPrimitives.ReverseEndianness(arr1, arr2);
}
EgorBot commented 1 month ago

Benchmark results on AzureIntel

BenchmarkDotNet v0.14.0, Ubuntu 22.04.5 LTS (Jammy Jellyfish)
Intel Xeon Platinum 8370C CPU 2.80GHz, 1 CPU, 16 logical and 8 physical cores
  Job-QIPGDL : .NET 10.0.0 (42.42.42.42424), X64 RyuJIT AVX-512F+CD+BW+DQ+VL+VBMI
  Job-TJAHAZ : .NET 10.0.0 (42.42.42.42424), X64 RyuJIT AVX-512F+CD+BW+DQ+VL+VBMI
Method Toolchain Mean Error Ratio
Reverse Main 80.15 ns 0.360 ns 1.00
Reverse PR 80.17 ns 0.028 ns 1.00

BDN_Artifacts.zip

Profile for Bench_Reverse:

Flame graphs: Main vs PR 🔥 Hot asm: Main vs PR Hot functions: Main vs PR Counters: Main vs PR

EgorBo commented 1 month ago

@EgorBot -intel -perf -pr 108205 -keep

using System.Buffers.Binary;
using BenchmarkDotNet.Attributes;

public class Bench
{
    int[] arr1 = new int[1024];
    int[] arr2 = new int[1024];

    [Benchmark]
    public void Reverse() => 
        BinaryPrimitives.ReverseEndianness(arr1, arr2);
}
EgorBot commented 1 month ago

Benchmark results on AzureIntel

BenchmarkDotNet v0.14.0, Ubuntu 22.04.5 LTS (Jammy Jellyfish)
Intel Xeon Platinum 8370C CPU 2.80GHz, 1 CPU, 16 logical and 8 physical cores
  Job-IEXARG : .NET 10.0.0 (42.42.42.42424), X64 RyuJIT AVX-512F+CD+BW+DQ+VL+VBMI
  Job-FEJAOC : .NET 10.0.0 (42.42.42.42424), X64 RyuJIT AVX-512F+CD+BW+DQ+VL+VBMI
Method Toolchain Mean Error Ratio
Reverse Main 81.64 ns 0.025 ns 1.00
Reverse PR 80.49 ns 0.020 ns 0.99

BDN_Artifacts.zip

Profile for Bench_Reverse:

Flame graphs: Main vs PR 🔥 Hot asm: Main vs PR Hot functions: Main vs PR Counters: Main vs PR

EgorBo commented 1 month ago

@EgorBot -aws_intel

using System.Buffers.Binary;
using BenchmarkDotNet.Attributes;

public class Bench
{
    int[] arr1 = new int[1024];
    int[] arr2 = new int[1024];

    [Benchmark]
    public void Reverse() => 
        BinaryPrimitives.ReverseEndianness(arr1, arr2);
}
EgorBo commented 1 month ago

@EgorBot -aws_intel

using System.Buffers.Binary;
using BenchmarkDotNet.Attributes;

public class Bench
{
    int[] arr1 = new int[1024];
    int[] arr2 = new int[1024];

    [Benchmark]
    public void Reverse() => 
        BinaryPrimitives.ReverseEndianness(arr1, arr2);
}
EgorBot commented 1 month ago

Benchmark results on AwsIntel

BenchmarkDotNet v0.14.0, Ubuntu 24.04 LTS (Noble Numbat)
Intel Xeon Platinum 8488C, 1 CPU, 4 logical and 2 physical cores
DefaultJob : .NET 9.0.0 (9.0.24.43107), X64 RyuJIT AVX-512F+CD+BW+DQ+VL+VBMI
StdDev=0.221 ns
Method Mean Error
Reverse 73.14 ns 0.250 ns

BDN_Artifacts.zip

EgorBot commented 1 month ago

cc @EgorBo ([logs]())

EgorBo commented 1 month ago

@EgorBot -aws_intel

using System.Buffers.Binary;
using BenchmarkDotNet.Attributes;

public class Bench
{
    int[] arr1 = new int[1024];
    int[] arr2 = new int[1024];

    [Benchmark]
    public void Reverse() => 
        BinaryPrimitives.ReverseEndianness(arr1, arr2);
}