[Perf] Windows/x86: 2 Improvements on 3/22/2026 7:11:08 AM +00:00

### Run Information

Name | Value
-- | --
Architecture | x86
OS | Windows 10.0.22631
Queue | ViperWindows
Baseline | [df182629204a1f4cbe8a64c4ff4fa29dc8377991](https://github.com/dotnet/runtime/commit/df182629204a1f4cbe8a64c4ff4fa29dc8377991)
Compare | [f6d4ffd1dba9478b91d79371e77270d05e2d8a1d](https://github.com/dotnet/runtime/commit/f6d4ffd1dba9478b91d79371e77270d05e2d8a1d)
Diff | [Diff](https://github.com/dotnet/runtime/compare/df182629204a1f4cbe8a64c4ff4fa29dc8377991...f6d4ffd1dba9478b91d79371e77270d05e2d8a1d)
Configs | CompilationMode:tiered, RunKind:micro

### Improvements in System.Memory.Span<Int32>

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]()

| 492.63 ns | 419.93 ns | 0.85 | 0.36 | False | | |

![graph]()
[Test Report]()

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

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

### System.Memory.Span<Int32>.IndexOfAnyFiveValues(Size: 512)

#### ETL Files

#### Histogram

#### JIT Disasms

### Docs

[Profiling workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/profiling-workflow-dotnet-runtime.md)
[Benchmarking workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/benchmarking-workflow-dotnet-runtime.md)

---

### Run Information

Name | Value
-- | --
Architecture | x86
OS | Windows 10.0.22631
Queue | ViperWindows
Baseline | [df182629204a1f4cbe8a64c4ff4fa29dc8377991](https://github.com/dotnet/runtime/commit/df182629204a1f4cbe8a64c4ff4fa29dc8377991)
Compare | [9dd9f6fad1c40449b7221339ebda8a57b09ed93f](https://github.com/dotnet/runtime/commit/9dd9f6fad1c40449b7221339ebda8a57b09ed93f)
Diff | [Diff](https://github.com/dotnet/runtime/compare/df182629204a1f4cbe8a64c4ff4fa29dc8377991...9dd9f6fad1c40449b7221339ebda8a57b09ed93f)
Configs | CompilationMode:tiered, RunKind:micro

### Improvements in System.Numerics.Tests.Perf_VectorConvert

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|

• [Convert_float_int - Duration of single invocation]()
• 📝 - [Benchmark Source]()
• [ADX - Test Multi Config Graph]()

| 547.97 ns | 469.37 ns | 0.86 | 0.17 | False | | |

![graph]()
[Test Report]()

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

```cmd
git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net8.0 --filter 'System.Numerics.Tests.Perf_VectorConvert*'
```

### System.Numerics.Tests.Perf_VectorConvert.Convert_float_int

#### ETL Files

#### Histogram

#### JIT Disasms

### Docs

[Profiling workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/profiling-workflow-dotnet-runtime.md)
[Benchmarking workflow for dotnet/runtime repository](https://github.com/dotnet/performance/blob/master/docs/benchmarking-workflow-dotnet-runtime.md)