[Perf] Linux/arm64: 2 Improvements on 1/15/2025 2:25:13 AM +00:00

[performanceautofiler]

Run Information

Name	Value
Architecture	arm64
OS	ubuntu 22.04
Queue	AmpereUbuntu
Baseline	4ae1cf20ecf70b33a2ac6afb9e362b3359b430b7
Compare	07e4c1b42cbcdad6e3ef49731833654667188978
Diff	Diff
Configs	CompilationMode:tiered, RunKind:micro

Improvements in System.Memory.Span<Byte>

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio
IndexOfAnyFiveValues - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	6.66 ns	5.31 ns	0.80	0.26	False
IndexOfAnyFiveValues - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	11.05 ns	9.36 ns	0.85	0.19	False

Test Report

Repro

General Docs link: https://github.com/dotnet/performance/blob/main/docs/benchmarking-workflow-dotnet-runtime.md

git clone https://github.com/dotnet/performance.git
python3 .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Memory.Span<Byte>*'

System.Memory.Span<Byte>.IndexOfAnyFiveValues(Size: 4)

ETL Files

Histogram

JIT Disasms

System.Memory.Span<Byte>.IndexOfAnyFiveValues(Size: 33)

ETL Files

Histogram

JIT Disasms

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

[LoopedBard3]

Improved due to either dotnet/runtime#111253 or dotnet/runtime#111397.