TimeSpan.FromSeconds() benchmark

Benchmark.cs

using System;
using BenchmarkDotNet.Attributes;
using BenchmarkDotNet.Configs;
using BenchmarkDotNet.Diagnostics.Windows;
using BenchmarkDotNet.Running;

namespace Benchmarks
{
    class Program
    {
        static void Main(string[] args)
        {
            BenchmarkRunner.Run<TimeSpanTests>();
        }
    }

    class Config : ManualConfig
    {
        public Config()
        {
            Add(new MemoryDiagnoser());
            Add(new InliningDiagnoser());
        }
    }

    [Config(typeof(Config))]
    public class TimeSpanTests
    {
        [Benchmark]
        public TimeSpan GetTimeSpan() => TimeSpan.FromSeconds(30);

        [Benchmark]
        public TimeSpan GetTimeSpanConstructor() => new TimeSpan(30 * 600000000L);
        
        [Benchmark]
        public TimeSpan GetExtension() => 30.Seconds();
        
        [Benchmark]
        public int GetMs() => 30 * 1000;
    }

    public static class TimeExtensions
    {
        public static TimeSpan Seconds(this int i) => new TimeSpan(i * 600000000L);
    }
}

Results.txt

BenchmarkDotNet=v0.9.7.0
OS=Microsoft Windows NT 6.2.9200.0
Processor=Intel(R) Core(TM) i7-4960HQ CPU 2.60GHz, ProcessorCount=4
Frequency=10000000 ticks, Resolution=100.0000 ns, Timer=UNKNOWN
HostCLR=MS.NET 4.0.30319.42000, Arch=32-bit RELEASE
JitModules=clrjit-v4.6.1055.0

Type=TimeSpanTests  Mode=Throughput

                 Method |     Median |    StdDev | Gen 0 | Gen 1 | Gen 2 | Bytes Allocated/Op |
----------------------- |----------- |---------- |------ |------ |------ |------------------- |
            GetTimeSpan | 10.0114 ns | 0.3380 ns |     - |     - |     - |               0.00 |
 GetTimeSpanConstructor |  0.0000 ns | 0.0766 ns |     - |     - |     - |               0.00 |
           GetExtension |  0.0000 ns | 0.0565 ns |     - |     - |     - |               0.00 |
                  GetMs |  0.5195 ns | 0.1295 ns |     - |     - |     - |               0.00 |

// * Diagnostic Output - MemoryDiagnoser *

// * Diagnostic Output - InliningDiagnoser *
--------------------

--------------------
TimeSpanTests_GetTimeSpan_Mode-Throughput_Platform-Host_Jit-Host_Framework-Host_Runtime-Host_WarmupCount-Auto_TargetCount-Auto_LaunchCount-Auto_IterationTime-Auto_Affinity-Auto
--------------------
Inliner: BenchmarkDotNet.Autogenerated.Program..ctor - instance void  ()
Inlinee: Benchmarks.TimeSpanTests..ctor - instance void  ()
--------------------
Inliner: Benchmarks.TimeSpanTests..ctor - instance void  ()
Inlinee: System.Object..ctor - instance void  ()
--------------------
Inliner: Benchmarks.TimeSpanTests.GetTimeSpan - instance value class System.TimeSpan  ()
Inlinee: System.TimeSpan.FromSeconds - value class System.TimeSpan  (float64)
--------------------

--------------------
TimeSpanTests_GetTimeSpanConstructor_Mode-Throughput_Platform-Host_Jit-Host_Framework-Host_Runtime-Host_WarmupCount-Auto_TargetCount-Auto_LaunchCount-Auto_IterationTime-Auto_Affinity-Auto
--------------------
Inliner: BenchmarkDotNet.Autogenerated.Program..ctor - instance void  ()
Inlinee: Benchmarks.TimeSpanTests..ctor - instance void  ()
--------------------
Inliner: Benchmarks.TimeSpanTests..ctor - instance void  ()
Inlinee: System.Object..ctor - instance void  ()
--------------------
Inliner: Benchmarks.TimeSpanTests.GetTimeSpanConstructor - instance value class System.TimeSpan  ()
Inlinee: System.TimeSpan..ctor - instance void  (int64)
--------------------

--------------------
TimeSpanTests_GetExtension_Mode-Throughput_Platform-Host_Jit-Host_Framework-Host_Runtime-Host_WarmupCount-Auto_TargetCount-Auto_LaunchCount-Auto_IterationTime-Auto_Affinity-Auto
--------------------
Inliner: BenchmarkDotNet.Autogenerated.Program..ctor - instance void  ()
Inlinee: Benchmarks.TimeSpanTests..ctor - instance void  ()
--------------------
Inliner: Benchmarks.TimeSpanTests..ctor - instance void  ()
Inlinee: System.Object..ctor - instance void  ()
--------------------
Inliner: Benchmarks.TimeSpanTests.GetExtension - instance value class System.TimeSpan  ()
Inlinee: Benchmarks.TimeExtensions.Seconds - value class System.TimeSpan  (int32)
--------------------

--------------------
TimeSpanTests_GetMs_Mode-Throughput_Platform-Host_Jit-Host_Framework-Host_Runtime-Host_WarmupCount-Auto_TargetCount-Auto_LaunchCount-Auto_IterationTime-Auto_Affinity-Auto
--------------------
Inliner: BenchmarkDotNet.Autogenerated.Program..ctor - instance void  ()
Inlinee: Benchmarks.TimeSpanTests..ctor - instance void  ()
--------------------
Inliner: Benchmarks.TimeSpanTests..ctor - instance void  ()
Inlinee: System.Object..ctor - instance void  ()
--------------------