Benchmarks for dotnet/runtime#124858 (for @Copilot)

[EgorBot]

Processing benchmark request from PR dotnet/runtime#124858.

Targets: ubuntu24_azure_turin, macos26_helix_arm64
Commits: main;PR_124858

• ubuntu24_azure_turin: live logs
• macos26_helix_arm64: live logs

Results will be posted here once they are ready.

[EgorBot]

Results for macos26_helix_arm64

@Copilot

BenchmarkDotNet v0.15.8, macOS Tahoe 26.2 (25C56) [Darwin 25.2.0]
Apple M2, 1 CPU, 8 logical and 8 physical cores
.NET SDK 11.0.100-preview.3.26124.102
  [Host]     : .NET 10.0.3 (10.0.3, 10.0.326.7603), Arm64 RyuJIT armv8.0-a

Method	Toolchain	Mean	Error	Ratio	Allocated	Alloc Ratio
SmallBigEndian	PR #124858	1.0013 ns	0.0325 ns	1.00	-	NA
SmallBigEndian	main	0.8430 ns	0.0273 ns	0.84	-	NA
SmallLittleEndian	PR #124858	0.9923 ns	0.0308 ns	1.00	-	NA
SmallLittleEndian	main	0.8003 ns	0.0262 ns	0.81	-	NA
MediumPositiveBigEndian	PR #124858	7.2538 ns	0.1689 ns	1.00	-	NA
MediumPositiveBigEndian	main	2.8577 ns	0.0047 ns	0.40	-	NA
MediumPositiveLittleEndian	PR #124858	2.8836 ns	0.0038 ns	1.00	-	NA
MediumPositiveLittleEndian	main	2.9621 ns	0.0380 ns	1.03	-	NA
LargePositiveBigEndian	PR #124858	11.8181 ns	0.0935 ns	1.00	-	NA
LargePositiveBigEndian	main	6.5262 ns	0.0048 ns	0.55	-	NA
LargePositiveLittleEndian	PR #124858	7.0876 ns	0.0319 ns	1.00	-	NA
LargePositiveLittleEndian	main	6.4287 ns	0.0567 ns	0.91	-	NA
MediumNegativeBigEndian	PR #124858	5.4441 ns	0.0199 ns	1.00	-	NA
MediumNegativeBigEndian	main	3.1291 ns	0.0110 ns	0.57	-	NA
MediumNegativeLittleEndian	PR #124858	3.1347 ns	0.0031 ns	1.00	-	NA
MediumNegativeLittleEndian	main	3.2074 ns	0.0105 ns	1.02	-	NA
LargeNegativeBigEndian	PR #124858	12.7938 ns	0.0064 ns	1.00	-	NA
LargeNegativeBigEndian	main	6.9264 ns	0.0080 ns	0.54	-	NA
LargeNegativeLittleEndian	PR #124858	8.2548 ns	0.0073 ns	1.00	-	NA
LargeNegativeLittleEndian	main	6.6955 ns	0.0070 ns	0.81	-	NA
NegativeSignExtendBigEndian	PR #124858	9.4526 ns	0.0107 ns	1.00	-	NA
NegativeSignExtendBigEndian	main	7.5956 ns	0.0121 ns	0.80	-	NA
NegativeSignExtendLittleEndian	PR #124858	8.0927 ns	0.0213 ns	1.00	-	NA
NegativeSignExtendLittleEndian	main	7.0848 ns	0.0737 ns	0.88	-	NA

Full logs

[EgorBot]

Results for ubuntu24_azure_turin

@Copilot

BenchmarkDotNet v0.15.8, Linux Ubuntu 24.04.3 LTS (Noble Numbat)
AMD EPYC 9V45 2.60GHz, 1 CPU, 8 logical and 4 physical cores
.NET SDK 11.0.100-preview.3.26124.102
  [Host]     : .NET 10.0.3 (10.0.3, 10.0.326.7603), X64 RyuJIT x86-64-v4

Method	Toolchain	Mean	Error	Ratio	Allocated	Alloc Ratio
SmallBigEndian	PR #124858	1.248 ns	0.0279 ns	1.00	-	NA
SmallBigEndian	main	1.173 ns	0.0262 ns	0.94	-	NA
SmallLittleEndian	PR #124858	1.232 ns	0.0346 ns	1.00	-	NA
SmallLittleEndian	main	1.176 ns	0.0264 ns	0.96	-	NA
MediumPositiveBigEndian	PR #124858	4.378 ns	0.0569 ns	1.00	-	NA
MediumPositiveBigEndian	main	2.498 ns	0.0145 ns	0.57	-	NA
MediumPositiveLittleEndian	PR #124858	2.967 ns	0.0555 ns	1.00	-	NA
MediumPositiveLittleEndian	main	2.379 ns	0.0149 ns	0.80	-	NA
LargePositiveBigEndian	PR #124858	12.262 ns	0.1057 ns	1.00	-	NA
LargePositiveBigEndian	main	6.859 ns	0.1267 ns	0.56	-	NA
LargePositiveLittleEndian	PR #124858	7.430 ns	0.0704 ns	1.00	-	NA
LargePositiveLittleEndian	main	5.813 ns	0.0767 ns	0.78	-	NA
MediumNegativeBigEndian	PR #124858	5.435 ns	0.0525 ns	1.00	-	NA
MediumNegativeBigEndian	main	4.073 ns	0.0568 ns	0.75	-	NA
MediumNegativeLittleEndian	PR #124858	3.690 ns	0.0393 ns	1.00	-	NA
MediumNegativeLittleEndian	main	3.684 ns	0.0523 ns	1.00	-	NA
LargeNegativeBigEndian	PR #124858	15.399 ns	0.1415 ns	1.00	-	NA
LargeNegativeBigEndian	main	9.285 ns	0.1155 ns	0.60	-	NA
LargeNegativeLittleEndian	PR #124858	9.634 ns	0.0997 ns	1.00	-	NA
LargeNegativeLittleEndian	main	9.358 ns	0.0833 ns	0.97	-	NA
NegativeSignExtendBigEndian	PR #124858	9.469 ns	0.1032 ns	1.00	-	NA
NegativeSignExtendBigEndian	main	8.326 ns	0.0688 ns	0.88	-	NA
NegativeSignExtendLittleEndian	PR #124858	7.329 ns	0.0728 ns	1.00	-	NA
NegativeSignExtendLittleEndian	main	6.995 ns	0.0959 ns	0.95	-	NA

Full logs

[EgorBo]

@EgorBot -amd -intel -arm

using System.Numerics;
using BenchmarkDotNet.Attributes;
using BenchmarkDotNet.Running;

BenchmarkSwitcher.FromAssembly(typeof(Bench).Assembly).Run(args);

[MemoryDiagnoser]
public class Bench
{
    private BigInteger _small;
    private BigInteger _mediumPositive;
    private BigInteger _largePositive;
    private BigInteger _mediumNegative;
    private BigInteger _largeNegative;
    private BigInteger _negativeSignExtend;
    private byte[] _dest = default!;

    [GlobalSetup]
    public void Setup()
    {
        _small = new BigInteger(42);
        _mediumPositive = BigInteger.Parse("123456789012345678901234567890");
        _largePositive = BigInteger.Pow(2, 512) + 1;
        _mediumNegative = BigInteger.Parse("-123456789012345678901234567890");
        _largeNegative = -(BigInteger.Pow(2, 512) + 1);
        _negativeSignExtend = -(BigInteger.Pow(2, 255));
        _dest = new byte[256];
    }

    [Benchmark]
    public bool SmallBigEndian()
    {
        return ((IBinaryInteger<BigInteger>)_small).TryWriteBigEndian(_dest, out _);
    }

    [Benchmark]
    public bool SmallLittleEndian()
    {
        return ((IBinaryInteger<BigInteger>)_small).TryWriteLittleEndian(_dest, out _);
    }

    [Benchmark]
    public bool MediumPositiveBigEndian()
    {
        return ((IBinaryInteger<BigInteger>)_mediumPositive).TryWriteBigEndian(_dest, out _);
    }

    [Benchmark]
    public bool MediumPositiveLittleEndian()
    {
        return ((IBinaryInteger<BigInteger>)_mediumPositive).TryWriteLittleEndian(_dest, out _);
    }

    [Benchmark]
    public bool LargePositiveBigEndian()
    {
        return ((IBinaryInteger<BigInteger>)_largePositive).TryWriteBigEndian(_dest, out _);
    }

    [Benchmark]
    public bool LargePositiveLittleEndian()
    {
        return ((IBinaryInteger<BigInteger>)_largePositive).TryWriteLittleEndian(_dest, out _);
    }

    [Benchmark]
    public bool MediumNegativeBigEndian()
    {
        return ((IBinaryInteger<BigInteger>)_mediumNegative).TryWriteBigEndian(_dest, out _);
    }

    [Benchmark]
    public bool MediumNegativeLittleEndian()
    {
        return ((IBinaryInteger<BigInteger>)_mediumNegative).TryWriteLittleEndian(_dest, out _);
    }

    [Benchmark]
    public bool LargeNegativeBigEndian()
    {
        return ((IBinaryInteger<BigInteger>)_largeNegative).TryWriteBigEndian(_dest, out _);
    }

    [Benchmark]
    public bool LargeNegativeLittleEndian()
    {
        return ((IBinaryInteger<BigInteger>)_largeNegative).TryWriteLittleEndian(_dest, out _);
    }

    [Benchmark]
    public bool NegativeSignExtendBigEndian()
    {
        return ((IBinaryInteger<BigInteger>)_negativeSignExtend).TryWriteBigEndian(_dest, out _);
    }

    [Benchmark]
    public bool NegativeSignExtendLittleEndian()
    {
        return ((IBinaryInteger<BigInteger>)_negativeSignExtend).TryWriteLittleEndian(_dest, out _);
    }
}

[EgorBot]

Benchmark job submitted. The results will be posted here once they are ready.

• ubuntu24_azure_turin: live logs
• ubuntu24_azure_emeraldrapids: live logs
• macos15_helix_arm64: live logs

[EgorBot]

Results for macos15_helix_arm64

@EgorBo

BenchmarkDotNet v0.15.8, macOS Sequoia 15.4.1 (24E263) [Darwin 24.4.0]
Apple M4, 1 CPU, 10 logical and 10 physical cores
.NET SDK 11.0.100-preview.3.26124.102
  [Host]     : .NET 10.0.3 (10.0.3, 10.0.326.7603), Arm64 RyuJIT armv8.0-a

Method	Toolchain	Mean	Error	Ratio	Allocated	Alloc Ratio
SmallBigEndian	PR #124858	0.4697 ns	0.0096 ns	1.00	-	NA
SmallBigEndian	main	0.2660 ns	0.0038 ns	0.57	-	NA
SmallLittleEndian	PR #124858	0.4882 ns	0.0006 ns	1.00	-	NA
SmallLittleEndian	main	0.2708 ns	0.0013 ns	0.55	-	NA
MediumPositiveBigEndian	PR #124858	1.9897 ns	0.0057 ns	1.00	-	NA
MediumPositiveBigEndian	main	1.3228 ns	0.0042 ns	0.66	-	NA
MediumPositiveLittleEndian	PR #124858	1.5240 ns	0.0064 ns	1.00	-	NA
MediumPositiveLittleEndian	main	1.6988 ns	0.0109 ns	1.11	-	NA
LargePositiveBigEndian	PR #124858	5.8765 ns	0.0144 ns	1.00	-	NA
LargePositiveBigEndian	main	5.2200 ns	0.0237 ns	0.89	-	NA
LargePositiveLittleEndian	PR #124858	5.1749 ns	0.0401 ns	1.00	-	NA
LargePositiveLittleEndian	main	5.0032 ns	0.0510 ns	0.97	-	NA
MediumNegativeBigEndian	PR #124858	2.7511 ns	0.0084 ns	1.00	-	NA
MediumNegativeBigEndian	main	1.9044 ns	0.0031 ns	0.69	-	NA
MediumNegativeLittleEndian	PR #124858	2.6244 ns	0.0115 ns	1.00	-	NA
MediumNegativeLittleEndian	main	1.7466 ns	0.0025 ns	0.67	-	NA
LargeNegativeBigEndian	PR #124858	8.5290 ns	0.0171 ns	1.00	-	NA
LargeNegativeBigEndian	main	5.2997 ns	0.0152 ns	0.62	-	NA
LargeNegativeLittleEndian	PR #124858	8.0367 ns	0.0265 ns	1.00	-	NA
LargeNegativeLittleEndian	main	5.2406 ns	0.0282 ns	0.65	-	NA
NegativeSignExtendBigEndian	PR #124858	5.7445 ns	0.0223 ns	1.00	-	NA
NegativeSignExtendBigEndian	main	5.4766 ns	0.0284 ns	0.95	-	NA
NegativeSignExtendLittleEndian	PR #124858	5.5741 ns	0.0234 ns	1.00	-	NA
NegativeSignExtendLittleEndian	main	5.3754 ns	0.0292 ns	0.96	-	NA

Full logs

[EgorBot]

Results for ubuntu24_azure_turin

@EgorBo

BenchmarkDotNet v0.15.8, Linux Ubuntu 24.04.3 LTS (Noble Numbat)
AMD EPYC 9V45 2.60GHz, 1 CPU, 8 logical and 4 physical cores
.NET SDK 11.0.100-preview.3.26124.102
  [Host]     : .NET 10.0.3 (10.0.3, 10.0.326.7603), X64 RyuJIT x86-64-v4

Method	Toolchain	Mean	Error	Ratio	Allocated	Alloc Ratio
SmallBigEndian	PR #124858	0.9594 ns	0.0094 ns	1.00	-	NA
SmallBigEndian	main	1.0936 ns	0.0056 ns	1.14	-	NA
SmallLittleEndian	PR #124858	0.9938 ns	0.0023 ns	1.00	-	NA
SmallLittleEndian	main	1.0969 ns	0.0068 ns	1.10	-	NA
MediumPositiveBigEndian	PR #124858	3.0449 ns	0.0047 ns	1.00	-	NA
MediumPositiveBigEndian	main	2.5015 ns	0.0063 ns	0.82	-	NA
MediumPositiveLittleEndian	PR #124858	2.6096 ns	0.0108 ns	1.00	-	NA
MediumPositiveLittleEndian	main	2.2969 ns	0.0033 ns	0.88	-	NA
LargePositiveBigEndian	PR #124858	8.4842 ns	0.0114 ns	1.00	-	NA
LargePositiveBigEndian	main	7.0566 ns	0.0102 ns	0.83	-	NA
LargePositiveLittleEndian	PR #124858	7.7698 ns	0.0096 ns	1.00	-	NA
LargePositiveLittleEndian	main	6.2065 ns	0.0212 ns	0.80	-	NA
MediumNegativeBigEndian	PR #124858	5.3852 ns	0.0420 ns	1.00	-	NA
MediumNegativeBigEndian	main	3.8293 ns	0.0042 ns	0.71	-	NA
MediumNegativeLittleEndian	PR #124858	3.9945 ns	0.0105 ns	1.00	-	NA
MediumNegativeLittleEndian	main	3.5360 ns	0.0073 ns	0.89	-	NA
LargeNegativeBigEndian	PR #124858	12.8312 ns	0.0028 ns	1.00	-	NA
LargeNegativeBigEndian	main	9.0122 ns	0.0159 ns	0.70	-	NA
LargeNegativeLittleEndian	PR #124858	12.0206 ns	0.0017 ns	1.00	-	NA
LargeNegativeLittleEndian	main	9.0865 ns	0.0014 ns	0.76	-	NA
NegativeSignExtendBigEndian	PR #124858	8.9711 ns	0.1139 ns	1.00	-	NA
NegativeSignExtendBigEndian	main	7.9802 ns	0.0435 ns	0.89	-	NA
NegativeSignExtendLittleEndian	PR #124858	7.3776 ns	0.0081 ns	1.00	-	NA
NegativeSignExtendLittleEndian	main	6.7574 ns	0.0143 ns	0.92	-	NA

Full logs

[EgorBot]

Results for ubuntu24_azure_emeraldrapids

@EgorBo

BenchmarkDotNet v0.15.8, Linux Ubuntu 24.04.3 LTS (Noble Numbat)
INTEL XEON PLATINUM 8573C 2.30GHz, 1 CPU, 8 logical and 4 physical cores
.NET SDK 11.0.100-preview.3.26124.102
  [Host]     : .NET 10.0.3 (10.0.3, 10.0.326.7603), X64 RyuJIT x86-64-v4

Method	Toolchain	Mean	Error	Ratio	Allocated	Alloc Ratio
SmallBigEndian	PR #124858	1.451 ns	0.0181 ns	1.00	-	NA
SmallBigEndian	main	1.469 ns	0.0133 ns	1.01	-	NA
SmallLittleEndian	PR #124858	1.479 ns	0.0352 ns	1.00	-	NA
SmallLittleEndian	main	1.507 ns	0.0215 ns	1.02	-	NA
MediumPositiveBigEndian	PR #124858	3.297 ns	0.0742 ns	1.00	-	NA
MediumPositiveBigEndian	main	3.302 ns	0.0747 ns	1.00	-	NA
MediumPositiveLittleEndian	PR #124858	4.161 ns	0.0551 ns	1.00	-	NA
MediumPositiveLittleEndian	main	3.400 ns	0.0399 ns	0.82	-	NA
LargePositiveBigEndian	PR #124858	11.731 ns	0.0545 ns	1.00	-	NA
LargePositiveBigEndian	main	8.405 ns	0.0898 ns	0.72	-	NA
LargePositiveLittleEndian	PR #124858	11.662 ns	0.0654 ns	1.00	-	NA
LargePositiveLittleEndian	main	7.294 ns	0.0504 ns	0.63	-	NA
MediumNegativeBigEndian	PR #124858	4.958 ns	0.1269 ns	1.00	-	NA
MediumNegativeBigEndian	main	3.922 ns	0.0339 ns	0.79	-	NA
MediumNegativeLittleEndian	PR #124858	4.516 ns	0.0336 ns	1.00	-	NA
MediumNegativeLittleEndian	main	3.531 ns	0.0525 ns	0.78	-	NA
LargeNegativeBigEndian	PR #124858	15.273 ns	0.1403 ns	1.00	-	NA
LargeNegativeBigEndian	main	11.395 ns	0.1061 ns	0.75	-	NA
LargeNegativeLittleEndian	PR #124858	13.748 ns	0.1777 ns	1.00	-	NA
LargeNegativeLittleEndian	main	8.012 ns	0.0817 ns	0.58	-	NA
NegativeSignExtendBigEndian	PR #124858	10.760 ns	0.0421 ns	1.00	-	NA
NegativeSignExtendBigEndian	main	8.839 ns	0.2158 ns	0.82	-	NA
NegativeSignExtendLittleEndian	PR #124858	10.237 ns	0.1855 ns	1.00	-	NA
NegativeSignExtendLittleEndian	main	9.966 ns	0.1374 ns	0.97	-	NA

Full logs

[EgorBo]

@EgorBot -amd -arm --envvars DOTNET_JitDisasm:LargePositiveLittleEndian

using System.Numerics;
using BenchmarkDotNet.Attributes;
using BenchmarkDotNet.Running;

BenchmarkSwitcher.FromAssembly(typeof(Bench).Assembly).Run(args);

[MemoryDiagnoser]
public class Bench
{
    private BigInteger _small;
    private BigInteger _mediumPositive;
    private BigInteger _largePositive;
    private BigInteger _mediumNegative;
    private BigInteger _largeNegative;
    private BigInteger _negativeSignExtend;
    private byte[] _dest = default!;

    [GlobalSetup]
    public void Setup()
    {
        _small = new BigInteger(42);
        _mediumPositive = BigInteger.Parse("123456789012345678901234567890");
        _largePositive = BigInteger.Pow(2, 512) + 1;
        _mediumNegative = BigInteger.Parse("-123456789012345678901234567890");
        _largeNegative = -(BigInteger.Pow(2, 512) + 1);
        _negativeSignExtend = -(BigInteger.Pow(2, 255));
        _dest = new byte[256];
    }

    [Benchmark]
    public bool SmallBigEndian()
    {
        return ((IBinaryInteger<BigInteger>)_small).TryWriteBigEndian(_dest, out _);
    }

    [Benchmark]
    public bool SmallLittleEndian()
    {
        return ((IBinaryInteger<BigInteger>)_small).TryWriteLittleEndian(_dest, out _);
    }

    [Benchmark]
    public bool MediumPositiveBigEndian()
    {
        return ((IBinaryInteger<BigInteger>)_mediumPositive).TryWriteBigEndian(_dest, out _);
    }

    [Benchmark]
    public bool MediumPositiveLittleEndian()
    {
        return ((IBinaryInteger<BigInteger>)_mediumPositive).TryWriteLittleEndian(_dest, out _);
    }

    [Benchmark]
    public bool LargePositiveBigEndian()
    {
        return ((IBinaryInteger<BigInteger>)_largePositive).TryWriteBigEndian(_dest, out _);
    }

    [Benchmark]
    public bool LargePositiveLittleEndian()
    {
        return ((IBinaryInteger<BigInteger>)_largePositive).TryWriteLittleEndian(_dest, out _);
    }

    [Benchmark]
    public bool MediumNegativeBigEndian()
    {
        return ((IBinaryInteger<BigInteger>)_mediumNegative).TryWriteBigEndian(_dest, out _);
    }

    [Benchmark]
    public bool MediumNegativeLittleEndian()
    {
        return ((IBinaryInteger<BigInteger>)_mediumNegative).TryWriteLittleEndian(_dest, out _);
    }

    [Benchmark]
    public bool LargeNegativeBigEndian()
    {
        return ((IBinaryInteger<BigInteger>)_largeNegative).TryWriteBigEndian(_dest, out _);
    }

    [Benchmark]
    public bool LargeNegativeLittleEndian()
    {
        return ((IBinaryInteger<BigInteger>)_largeNegative).TryWriteLittleEndian(_dest, out _);
    }

    [Benchmark]
    public bool NegativeSignExtendBigEndian()
    {
        return ((IBinaryInteger<BigInteger>)_negativeSignExtend).TryWriteBigEndian(_dest, out _);
    }

    [Benchmark]
    public bool NegativeSignExtendLittleEndian()
    {
        return ((IBinaryInteger<BigInteger>)_negativeSignExtend).TryWriteLittleEndian(_dest, out _);
    }
}

[EgorBot]

Benchmark job submitted. The results will be posted here once they are ready.

• ubuntu24_azure_turin: live logs
• macos15_helix_arm64: live logs

[EgorBot]

Results for macos15_helix_arm64

@EgorBo

BenchmarkDotNet v0.15.8, macOS Sequoia 15.3.1 (24D70) [Darwin 24.3.0]
Apple M2, 1 CPU, 8 logical and 8 physical cores
.NET SDK 11.0.100-preview.3.26124.102
  [Host]     : .NET 10.0.3 (10.0.3, 10.0.326.7603), Arm64 RyuJIT armv8.0-a

EnvironmentVariables=DOTNET_JitDisasm=LargePositiveLittleEndian  

Method	Toolchain	Mean	Error	Ratio	Allocated	Alloc Ratio
SmallBigEndian	PR #124858	1.1497 ns	0.0018 ns	1.00	-	NA
SmallBigEndian	main	0.8641 ns	0.0017 ns	0.75	-	NA
SmallLittleEndian	PR #124858	1.0176 ns	0.0020 ns	1.00	-	NA
SmallLittleEndian	main	0.8240 ns	0.0015 ns	0.81	-	NA
MediumPositiveBigEndian	PR #124858	7.1426 ns	0.1224 ns	1.00	-	NA
MediumPositiveBigEndian	main	2.9118 ns	0.0564 ns	0.41	-	NA
MediumPositiveLittleEndian	PR #124858	2.9989 ns	0.0561 ns	1.00	-	NA
MediumPositiveLittleEndian	main	2.9668 ns	0.0053 ns	0.99	-	NA
LargePositiveBigEndian	PR #124858	11.9279 ns	0.0082 ns	1.00	-	NA
LargePositiveBigEndian	main	6.4183 ns	0.0051 ns	0.54	-	NA
LargePositiveLittleEndian	PR #124858	6.6734 ns	0.0649 ns	1.00	-	NA
LargePositiveLittleEndian	main	6.4929 ns	0.0030 ns	0.97	-	NA
MediumNegativeBigEndian	PR #124858	5.3468 ns	0.0070 ns	1.00	-	NA
MediumNegativeBigEndian	main	3.1682 ns	0.0616 ns	0.59	-	NA
MediumNegativeLittleEndian	PR #124858	3.2737 ns	0.0666 ns	1.00	-	NA
MediumNegativeLittleEndian	main	3.2138 ns	0.0625 ns	0.98	-	NA
LargeNegativeBigEndian	PR #124858	12.9145 ns	0.0033 ns	1.00	-	NA
LargeNegativeBigEndian	main	6.9832 ns	0.1152 ns	0.54	-	NA
LargeNegativeLittleEndian	PR #124858	7.4116 ns	0.0032 ns	1.00	-	NA
LargeNegativeLittleEndian	main	6.6904 ns	0.0064 ns	0.90	-	NA
NegativeSignExtendBigEndian	PR #124858	9.4588 ns	0.0062 ns	1.00	-	NA
NegativeSignExtendBigEndian	main	8.3181 ns	0.0142 ns	0.88	-	NA
NegativeSignExtendLittleEndian	PR #124858	8.0981 ns	0.0050 ns	1.00	-	NA
NegativeSignExtendLittleEndian	main	7.0513 ns	0.0083 ns	0.87	-	NA

Full logs

[EgorBot]

Results for ubuntu24_azure_turin

@EgorBo

BenchmarkDotNet v0.15.8, Linux Ubuntu 24.04.3 LTS (Noble Numbat)
AMD EPYC 9V45 2.60GHz, 1 CPU, 8 logical and 4 physical cores
.NET SDK 11.0.100-preview.3.26124.102
  [Host]     : .NET 10.0.3 (10.0.3, 10.0.326.7603), X64 RyuJIT x86-64-v4

EnvironmentVariables=DOTNET_JitDisasm=LargePositiveLittleEndian  

Method	Toolchain	Mean	Error	Ratio	Allocated	Alloc Ratio
SmallBigEndian	PR #124858	1.152 ns	0.0260 ns	1.00	-	NA
SmallBigEndian	main	1.152 ns	0.0246 ns	1.00	-	NA
SmallLittleEndian	PR #124858	1.122 ns	0.0100 ns	1.00	-	NA
SmallLittleEndian	main	1.146 ns	0.0099 ns	1.02	-	NA
MediumPositiveBigEndian	PR #124858	3.905 ns	0.0230 ns	1.00	-	NA
MediumPositiveBigEndian	main	2.339 ns	0.0243 ns	0.60	-	NA
MediumPositiveLittleEndian	PR #124858	2.895 ns	0.0263 ns	1.00	-	NA
MediumPositiveLittleEndian	main	2.215 ns	0.0153 ns	0.77	-	NA
LargePositiveBigEndian	PR #124858	12.356 ns	0.0508 ns	1.00	-	NA
LargePositiveBigEndian	main	6.779 ns	0.0408 ns	0.55	-	NA
LargePositiveLittleEndian	PR #124858	7.422 ns	0.0838 ns	1.00	-	NA
LargePositiveLittleEndian	main	5.887 ns	0.0755 ns	0.79	-	NA
MediumNegativeBigEndian	PR #124858	4.985 ns	0.0510 ns	1.00	-	NA
MediumNegativeBigEndian	main	4.518 ns	0.0300 ns	0.91	-	NA
MediumNegativeLittleEndian	PR #124858	3.636 ns	0.0218 ns	1.00	-	NA
MediumNegativeLittleEndian	main	3.556 ns	0.0219 ns	0.98	-	NA
LargeNegativeBigEndian	PR #124858	15.468 ns	0.2149 ns	1.00	-	NA
LargeNegativeBigEndian	main	9.601 ns	0.0685 ns	0.62	-	NA
LargeNegativeLittleEndian	PR #124858	9.558 ns	0.0561 ns	1.00	-	NA
LargeNegativeLittleEndian	main	9.182 ns	0.0503 ns	0.96	-	NA
NegativeSignExtendBigEndian	PR #124858	10.397 ns	0.0643 ns	1.00	-	NA
NegativeSignExtendBigEndian	main	8.214 ns	0.0789 ns	0.79	-	NA
NegativeSignExtendLittleEndian	PR #124858	7.273 ns	0.0330 ns	1.00	-	NA
NegativeSignExtendLittleEndian	main	6.859 ns	0.0834 ns	0.94	-	NA

Full logs