Benchmarks for #121308 (tannergooding)

[EgorBot]

Processing dotnet/runtime#121308 (comment) command:

Command

-amd -arm -windows_intel

using System;
using BenchmarkDotNet.Attributes;

public class Benchmarks
{
    public static IEnumerable<object> SingleValues => new object[]
    {
        float.MinValue,
        float.Epsilon,
        float.Pi,
        12345.0f,
        (float)int.MaxValue,
        (float)long.MaxValue,
        (float)ulong.MaxValue,
        float.MaxValue
    };
    
    public static IEnumerable<object> DoubleValues => new object[]
    {
        double.MinValue,
        double.Epsilon,
        double.Pi,
        12345.0,
        (double)int.MaxValue,
        (double)long.MaxValue,
        (double)ulong.MaxValue,
        double.MaxValue
    };
    
    [Benchmark]
    [ArgumentsSource(nameof(SingleValues))]
    [MemoryRandomization]
    public string ToStringSingle(float value) => value.ToString();
    
    [Benchmark]
    [ArgumentsSource(nameof(DoubleValues))]
    [MemoryRandomization]
    public string ToStringDouble(double value) => value.ToString();
}

(EgorBot will reply in this issue)

[EgorBot]

Benchmark results on linux_azure_genoa

BenchmarkDotNet v0.15.0, Linux Ubuntu 24.04.3 LTS (Noble Numbat)
AMD EPYC 9V74, 1 CPU, 8 logical and 4 physical cores
  Job-ZRKRTR : .NET 10.0.0 (42.42.42.42424), X64 RyuJIT AVX-512F+CD+BW+DQ+VL+VBMI
  Job-PEMRPH : .NET 10.0.0 (42.42.42.42424), X64 RyuJIT AVX-512F+CD+BW+DQ+VL+VBMI
OutlierMode=DontRemove  MemoryRandomization=True

Method	Toolchain	value	Mean	Error	Ratio
ToStringDouble	Main	-1.79(...)E+308 [24]	107.35 ns	0.772 ns	1.00
ToStringDouble	PR	-1.79(...)E+308 [24]	107.58 ns	0.504 ns	1.00
ToStringSingle	Main	-3.4028235E+38	77.34 ns	0.426 ns	1.00
ToStringSingle	PR	-3.4028235E+38	76.92 ns	0.410 ns	0.99
ToStringDouble	Main	5E-324	57.63 ns	0.364 ns	1.00
ToStringDouble	PR	5E-324	57.57 ns	0.387 ns	1.00
ToStringDouble	Main	3.141592653589793	88.88 ns	1.783 ns	1.00
ToStringDouble	PR	3.141592653589793	86.14 ns	0.438 ns	0.97
ToStringDouble	Main	12345	57.46 ns	0.401 ns	1.00
ToStringDouble	PR	12345	57.38 ns	0.471 ns	1.00
ToStringDouble	Main	2147483647	72.73 ns	0.384 ns	1.00
ToStringDouble	PR	2147483647	73.78 ns	0.399 ns	1.01
ToStringDouble	Main	9.223(...)6E+18 [21]	99.05 ns	0.450 ns	1.00
ToStringDouble	PR	9.223(...)6E+18 [21]	99.63 ns	0.430 ns	1.01
ToStringDouble	Main	1.844(...)2E+19 [22]	109.39 ns	0.393 ns	1.00
ToStringDouble	PR	1.844(...)2E+19 [22]	105.93 ns	0.560 ns	0.97
ToStringDouble	Main	1.797(...)E+308 [23]	105.63 ns	0.421 ns	1.00
ToStringDouble	PR	1.797(...)E+308 [23]	107.29 ns	0.434 ns	1.02
ToStringSingle	Main	1E-45	55.31 ns	0.345 ns	1.00
ToStringSingle	PR	1E-45	58.23 ns	0.356 ns	1.05
ToStringSingle	Main	3.1415927	69.17 ns	0.413 ns	1.00
ToStringSingle	PR	3.1415927	68.69 ns	0.587 ns	0.99
ToStringSingle	Main	12345	59.76 ns	1.114 ns	1.00
ToStringSingle	PR	12345	57.47 ns	0.401 ns	0.96
ToStringSingle	Main	2.1474836E+09	78.10 ns	0.362 ns	1.00
ToStringSingle	PR	2.1474836E+09	78.40 ns	0.431 ns	1.00
ToStringSingle	Main	9.223372E+18	77.80 ns	0.442 ns	1.00
ToStringSingle	PR	9.223372E+18	78.40 ns	0.350 ns	1.01
ToStringSingle	Main	1.8446744E+19	83.28 ns	0.347 ns	1.00
ToStringSingle	PR	1.8446744E+19	82.79 ns	0.397 ns	0.99
ToStringSingle	Main	3.4028235E+38	75.67 ns	0.399 ns	1.00
ToStringSingle	PR	3.4028235E+38	74.91 ns	0.399 ns	0.99

Artifacts.zip

cc @tannergooding (agent_logs.txt). EgorBot manual: link.

[EgorBot]

Benchmark results on linux_azure_cobalt100

BenchmarkDotNet v0.15.0, Linux Ubuntu 24.04.3 LTS (Noble Numbat)
Neoverse-N2, 8 physical cores
  Job-HAKSIB : .NET 10.0.0 (42.42.42.42424), Arm64 RyuJIT AdvSIMD
  Job-HNNRPD : .NET 10.0.0 (42.42.42.42424), Arm64 RyuJIT AdvSIMD
OutlierMode=DontRemove  MemoryRandomization=True

Method	Toolchain	value	Mean	Error	Ratio
ToStringDouble	Main	-1.79(...)E+308 [24]	142.01 ns	1.980 ns	1.00
ToStringDouble	PR	-1.79(...)E+308 [24]	141.69 ns	2.728 ns	1.00
ToStringSingle	Main	-3.4028235E+38	87.34 ns	0.947 ns	1.00
ToStringSingle	PR	-3.4028235E+38	88.49 ns	0.471 ns	1.01
ToStringDouble	Main	5E-324	57.43 ns	0.322 ns	1.00
ToStringDouble	PR	5E-324	56.79 ns	0.566 ns	0.99
ToStringDouble	Main	3.141592653589793	113.08 ns	0.465 ns	1.00
ToStringDouble	PR	3.141592653589793	114.02 ns	0.689 ns	1.01
ToStringDouble	Main	12345	59.13 ns	0.577 ns	1.00
ToStringDouble	PR	12345	59.41 ns	0.548 ns	1.00
ToStringDouble	Main	2147483647	89.99 ns	0.562 ns	1.00
ToStringDouble	PR	2147483647	89.30 ns	0.600 ns	0.99
ToStringDouble	Main	9.223(...)6E+18 [21]	131.50 ns	1.259 ns	1.00
ToStringDouble	PR	9.223(...)6E+18 [21]	132.29 ns	1.432 ns	1.01
ToStringDouble	Main	1.844(...)2E+19 [22]	138.42 ns	1.340 ns	1.00
ToStringDouble	PR	1.844(...)2E+19 [22]	139.21 ns	1.487 ns	1.01
ToStringDouble	Main	1.797(...)E+308 [23]	144.46 ns	2.082 ns	1.00
ToStringDouble	PR	1.797(...)E+308 [23]	143.09 ns	2.190 ns	0.99
ToStringSingle	Main	1E-45	54.33 ns	0.388 ns	1.00
ToStringSingle	PR	1E-45	54.40 ns	0.316 ns	1.00
ToStringSingle	Main	3.1415927	78.49 ns	0.679 ns	1.00
ToStringSingle	PR	3.1415927	78.29 ns	0.550 ns	1.00
ToStringSingle	Main	12345	58.91 ns	0.592 ns	1.00
ToStringSingle	PR	12345	59.32 ns	0.664 ns	1.01
ToStringSingle	Main	2.1474836E+09	93.03 ns	0.550 ns	1.00
ToStringSingle	PR	2.1474836E+09	93.37 ns	1.481 ns	1.00
ToStringSingle	Main	9.223372E+18	78.35 ns	0.615 ns	1.00
ToStringSingle	PR	9.223372E+18	78.10 ns	0.728 ns	1.00
ToStringSingle	Main	1.8446744E+19	83.67 ns	0.664 ns	1.00
ToStringSingle	PR	1.8446744E+19	83.96 ns	0.616 ns	1.00
ToStringSingle	Main	3.4028235E+38	86.87 ns	0.911 ns	1.00
ToStringSingle	PR	3.4028235E+38	87.39 ns	0.628 ns	1.01

Artifacts.zip

cc @tannergooding (agent_logs.txt). EgorBot manual: link.

[EgorBo]

@EgorBot -aws_amd -profiler

using System;
using BenchmarkDotNet.Attributes;

public class Benchmarks
{
    public static IEnumerable<object> SingleValues => new object[]
    {
        float.Epsilon,
    };

    [Benchmark]
    [ArgumentsSource(nameof(SingleValues))]
    [MemoryRandomization]
    public string ToStringSingle(float value) => value.ToString();
}

[EgorBot]

Benchmark results on windows_azure_cascadelake

BenchmarkDotNet v0.15.5, Windows 11 (10.0.26100.2314/24H2/2024Update/HudsonValley) (Hyper-V)
Intel Xeon Platinum 8370C CPU 2.80GHz (Max: 2.79GHz), 1 CPU, 16 logical and 8 physical cores
  Job-WMKJMY : .NET 10.0.0 (10.0.0-dev, 42.42.42.42424), X64 RyuJIT x86-64-v4
  Job-YJZMGV : .NET 10.0.0 (10.0.0-dev, 42.42.42.42424), X64 RyuJIT x86-64-v4
OutlierMode=DontRemove  MemoryRandomization=True

Method	Toolchain	value	Mean	Error	Ratio
ToStringDouble	Main.exe	-1.79(...)E+308 [24]	153.41 ns	0.269 ns	1.00
ToStringDouble	PR.exe	-1.79(...)E+308 [24]	155.60 ns	0.223 ns	1.01
ToStringSingle	Main.exe	-3.4028235E+38	97.23 ns	0.318 ns	1.00
ToStringSingle	PR.exe	-3.4028235E+38	98.64 ns	0.334 ns	1.01
ToStringDouble	Main.exe	5E-324	66.39 ns	1.386 ns	1.00
ToStringDouble	PR.exe	5E-324	66.93 ns	0.071 ns	1.01
ToStringDouble	Main.exe	3.141592653589793	121.77 ns	0.169 ns	1.00
ToStringDouble	PR.exe	3.141592653589793	122.08 ns	0.814 ns	1.00
ToStringDouble	Main.exe	12345	70.45 ns	0.266 ns	1.00
ToStringDouble	PR.exe	12345	71.39 ns	0.319 ns	1.01
ToStringDouble	Main.exe	2147483647	96.14 ns	0.131 ns	1.00
ToStringDouble	PR.exe	2147483647	96.62 ns	0.416 ns	1.00
ToStringDouble	Main.exe	9.223(...)6E+18 [21]	143.45 ns	0.177 ns	1.00
ToStringDouble	PR.exe	9.223(...)6E+18 [21]	138.29 ns	0.375 ns	0.96
ToStringDouble	Main.exe	1.844(...)2E+19 [22]	148.34 ns	0.188 ns	1.00
ToStringDouble	PR.exe	1.844(...)2E+19 [22]	150.08 ns	0.367 ns	1.01
ToStringDouble	Main.exe	1.797(...)E+308 [23]	152.69 ns	0.562 ns	1.00
ToStringDouble	PR.exe	1.797(...)E+308 [23]	152.61 ns	0.182 ns	1.00
ToStringSingle	Main.exe	1E-45	65.65 ns	0.279 ns	1.00
ToStringSingle	PR.exe	1E-45	63.36 ns	0.130 ns	0.97
ToStringSingle	Main.exe	3.1415927	86.84 ns	0.218 ns	1.00
ToStringSingle	PR.exe	3.1415927	88.41 ns	0.344 ns	1.02
ToStringSingle	Main.exe	12345	75.14 ns	1.572 ns	1.00
ToStringSingle	PR.exe	12345	70.98 ns	0.071 ns	0.95
ToStringSingle	Main.exe	2.1474836E+09	102.43 ns	0.171 ns	1.00
ToStringSingle	PR.exe	2.1474836E+09	102.19 ns	0.238 ns	1.00
ToStringSingle	Main.exe	9.223372E+18	97.62 ns	0.101 ns	1.00
ToStringSingle	PR.exe	9.223372E+18	97.77 ns	0.108 ns	1.00
ToStringSingle	Main.exe	1.8446744E+19	105.15 ns	0.161 ns	1.00
ToStringSingle	PR.exe	1.8446744E+19	105.34 ns	0.224 ns	1.00
ToStringSingle	Main.exe	3.4028235E+38	97.94 ns	1.345 ns	1.00
ToStringSingle	PR.exe	3.4028235E+38	95.61 ns	0.749 ns	0.98

Artifacts.zip

cc @tannergooding (agent_logs.txt). EgorBot manual: link.

[EgorBot]

Benchmark results on linux_aws_genoa

BenchmarkDotNet v0.15.0, Linux Ubuntu 24.04 LTS (Noble Numbat)
AMD EPYC 9R14, 1 CPU, 16 logical and 16 physical cores
  Job-CHEUVY : .NET 10.0.0 (42.42.42.42424), X64 RyuJIT AVX-512F+CD+BW+DQ+VL+VBMI
  Job-QEAQSU : .NET 10.0.0 (42.42.42.42424), X64 RyuJIT AVX-512F+CD+BW+DQ+VL+VBMI
OutlierMode=DontRemove  MemoryRandomization=True

Method	Toolchain	value	Mean	Error	Ratio
ToStringSingle	Main	1E-45	58.38 ns	0.630 ns	1.00
ToStringSingle	PR	1E-45	58.28 ns	0.484 ns	1.00

Artifacts.zip

Profiling for Benchmarks_ToStringSingle:

SVG flamegraph: Main vs PR 🔥
Speedscope flamegraph: Main vs PR
Hot asm code: Main vs PR
HW counters: Main vs PR

cc @EgorBo (agent_logs.txt). EgorBot manual: link.