[Perf] Windows/arm64: 9 Improvements on 1/6/2024 6:16:24 PM

### Run Information

Name | Value
-- | --
Architecture | arm64
OS | Windows 10.0.19041
Queue | SurfaceWindows
Baseline | [a5ff7e6bf0eeb438b62b37c6513483de2d6a7c77](https://github.com/dotnet/runtime/commit/a5ff7e6bf0eeb438b62b37c6513483de2d6a7c77)
Compare | [6933285d2408ffc7889e0178e7f677913b6209c0](https://github.com/dotnet/runtime/commit/6933285d2408ffc7889e0178e7f677913b6209c0)
Diff | [Diff](https://github.com/dotnet/runtime/compare/a5ff7e6bf0eeb438b62b37c6513483de2d6a7c77...6933285d2408ffc7889e0178e7f677913b6209c0)
Configs | CompilationMode:tiered, RunKind:micro


### Improvements in System.Text.Perf_Ascii

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[ToLowerInPlace_Bytes - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_Windows 10.0.19041/System.Text.Perf_Ascii.ToLowerInPlace_Bytes(Size%3a%20128).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Text.Encoding/Perf.Ascii.cs#L88-#L89>)</li><li>[📈 - ADX Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 16.36 ns | 13.64 ns | 0.83 | 0.13 | False | | |
|<ul><li>[ToLower_Bytes - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_Windows 10.0.19041/System.Text.Perf_Ascii.ToLower_Bytes(Size%3a%20128).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Text.Encoding/Perf.Ascii.cs#L70-#L71>)</li><li>[📈 - ADX Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 17.70 ns | 15.88 ns | 0.90 | 0.30 | False | | |
|<ul><li>[ToUpperInPlace_Bytes - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_Windows 10.0.19041/System.Text.Perf_Ascii.ToUpperInPlace_Bytes(Size%3a%20128).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Text.Encoding/Perf.Ascii.cs#L94-#L95>)</li><li>[📈 - ADX Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 16.96 ns | 13.76 ns | 0.81 | 0.19 | False | | |
|<ul><li>[ToUpper_Bytes - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_Windows 10.0.19041/System.Text.Perf_Ascii.ToUpper_Bytes(Size%3a%20128).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Text.Encoding/Perf.Ascii.cs#L79-#L80>)</li><li>[📈 - ADX Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 18.66 ns | 16.02 ns | 0.86 | 0.25 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/01_11_2024/refs/heads/main_arm64_Windows%2010.0.19041_Improvement/System.Text.Perf_Ascii_1.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/01_11_2024/refs/heads/main_arm64_Windows%2010.0.19041_Improvement/System.Text.Perf_Ascii_2.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/01_11_2024/refs/heads/main_arm64_Windows%2010.0.19041_Improvement/System.Text.Perf_Ascii_3.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/01_11_2024/refs/heads/main_arm64_Windows%2010.0.19041_Improvement/System.Text.Perf_Ascii_4.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/01_11_2024/refs/heads/main_arm64_Windows%2010.0.19041_Improvement/System.Text.Perf_Ascii.html>)

### 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.Text.Perf_Ascii*'
```

<details>


### Payloads

[Baseline](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-788430d5-90a7-45f7-9817-84cb41a1f7d15a5372a333e480f8a/0f248572-3f6b-4433-a2bd-38caa6318b79.zip?sv=2021-08-06&se=2024-02-05T00%3A28%3A20Z&sr=c&sp=rl&sig=kxFBbOLiiyuC0B0xejAaJmdixqHeI9F7JdqCI8O7msY%3D>)
[Compare](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-b50e8f9e-1b1a-44b7-8ee3-8a33d0a833647d3c7b5de684d7dab/c3bc75b7-2f52-4140-b7b9-ebef09fecfcf.zip?sv=2021-08-06&se=2024-02-06T03%3A15%3A51Z&sr=c&sp=rl&sig=jTttu1fTfZyg%2Ffzx%2BIRVesgj6BwqGIlOPOC%2BK37LFq8%3D>)
### System.Text.Perf_Ascii.ToLowerInPlace_Bytes(Size: 128)

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Text.Perf_Ascii.ToLower_Bytes(Size: 128)

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Text.Perf_Ascii.ToUpperInPlace_Bytes(Size: 128)

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Text.Perf_Ascii.ToUpper_Bytes(Size: 128)

#### 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)

</details>


---


### Run Information

Name | Value
-- | --
Architecture | arm64
OS | Windows 10.0.19041
Queue | SurfaceWindows
Baseline | [a5ff7e6bf0eeb438b62b37c6513483de2d6a7c77](https://github.com/dotnet/runtime/commit/a5ff7e6bf0eeb438b62b37c6513483de2d6a7c77)
Compare | [6933285d2408ffc7889e0178e7f677913b6209c0](https://github.com/dotnet/runtime/commit/6933285d2408ffc7889e0178e7f677913b6209c0)
Diff | [Diff](https://github.com/dotnet/runtime/compare/a5ff7e6bf0eeb438b62b37c6513483de2d6a7c77...6933285d2408ffc7889e0178e7f677913b6209c0)
Configs | CompilationMode:tiered, RunKind:micro


### Improvements in System.Tests.Perf_Array

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[Reverse - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_Windows 10.0.19041/System.Tests.Perf_Array.Reverse.html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Runtime/Perf.Array.cs#L291-#L292>)</li><li>[📈 - ADX Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 47.94 ns | 31.82 ns | 0.66 | 0.04 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/01_11_2024/refs/heads/main_arm64_Windows%2010.0.19041_Improvement/System.Tests.Perf_Array_1.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/01_11_2024/refs/heads/main_arm64_Windows%2010.0.19041_Improvement/System.Tests.Perf_Array.html>)

### 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.Tests.Perf_Array*'
```

<details>


### Payloads

[Baseline](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-788430d5-90a7-45f7-9817-84cb41a1f7d15a5372a333e480f8a/0f248572-3f6b-4433-a2bd-38caa6318b79.zip?sv=2021-08-06&se=2024-02-05T00%3A28%3A20Z&sr=c&sp=rl&sig=kxFBbOLiiyuC0B0xejAaJmdixqHeI9F7JdqCI8O7msY%3D>)
[Compare](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-b50e8f9e-1b1a-44b7-8ee3-8a33d0a833647d3c7b5de684d7dab/c3bc75b7-2f52-4140-b7b9-ebef09fecfcf.zip?sv=2021-08-06&se=2024-02-06T03%3A15%3A51Z&sr=c&sp=rl&sig=jTttu1fTfZyg%2Ffzx%2BIRVesgj6BwqGIlOPOC%2BK37LFq8%3D>)
### System.Tests.Perf_Array.Reverse

#### 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)

</details>


---


### Run Information

Name | Value
-- | --
Architecture | arm64
OS | Windows 10.0.19041
Queue | SurfaceWindows
Baseline | [a5ff7e6bf0eeb438b62b37c6513483de2d6a7c77](https://github.com/dotnet/runtime/commit/a5ff7e6bf0eeb438b62b37c6513483de2d6a7c77)
Compare | [6933285d2408ffc7889e0178e7f677913b6209c0](https://github.com/dotnet/runtime/commit/6933285d2408ffc7889e0178e7f677913b6209c0)
Diff | [Diff](https://github.com/dotnet/runtime/compare/a5ff7e6bf0eeb438b62b37c6513483de2d6a7c77...6933285d2408ffc7889e0178e7f677913b6209c0)
Configs | CompilationMode:tiered, RunKind:micro


### Improvements in System.Buffers.Tests.RentReturnArrayPoolTests&lt;Object&gt;

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[ProducerConsumer - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_Windows 10.0.19041/System.Buffers.Tests.RentReturnArrayPoolTests(Object).ProducerConsumer(RentalSize%3a%204096%2c%20ManipulateArray%3a%20False%2c%20Async%3a%20True%2c%20UseSharedPool%3a%20False).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Buffers/ArrayPoolTests.cs#L106-#L149>)</li><li>[📈 - ADX Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 2.92 μs | 1.06 μs | 0.36 | 0.83 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/01_11_2024/refs/heads/main_arm64_Windows%2010.0.19041_Improvement/System.Buffers.Tests.RentReturnArrayPoolTests%28Object%29_1.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/01_11_2024/refs/heads/main_arm64_Windows%2010.0.19041_Improvement/System.Buffers.Tests.RentReturnArrayPoolTests%28Object%29.html>)

### 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.Buffers.Tests.RentReturnArrayPoolTests&lt;Object&gt;*'
```

<details>


### Payloads

[Baseline](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-788430d5-90a7-45f7-9817-84cb41a1f7d15a5372a333e480f8a/0f248572-3f6b-4433-a2bd-38caa6318b79.zip?sv=2021-08-06&se=2024-02-05T00%3A28%3A20Z&sr=c&sp=rl&sig=kxFBbOLiiyuC0B0xejAaJmdixqHeI9F7JdqCI8O7msY%3D>)
[Compare](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-b50e8f9e-1b1a-44b7-8ee3-8a33d0a833647d3c7b5de684d7dab/c3bc75b7-2f52-4140-b7b9-ebef09fecfcf.zip?sv=2021-08-06&se=2024-02-06T03%3A15%3A51Z&sr=c&sp=rl&sig=jTttu1fTfZyg%2Ffzx%2BIRVesgj6BwqGIlOPOC%2BK37LFq8%3D>)
### System.Buffers.Tests.RentReturnArrayPoolTests&lt;Object&gt;.ProducerConsumer(RentalSize: 4096, ManipulateArray: False, Async: True, UseSharedPool: False)

#### 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)

</details>


---


### Run Information

Name | Value
-- | --
Architecture | arm64
OS | Windows 10.0.19041
Queue | SurfaceWindows
Baseline | [a5ff7e6bf0eeb438b62b37c6513483de2d6a7c77](https://github.com/dotnet/runtime/commit/a5ff7e6bf0eeb438b62b37c6513483de2d6a7c77)
Compare | [6933285d2408ffc7889e0178e7f677913b6209c0](https://github.com/dotnet/runtime/commit/6933285d2408ffc7889e0178e7f677913b6209c0)
Diff | [Diff](https://github.com/dotnet/runtime/compare/a5ff7e6bf0eeb438b62b37c6513483de2d6a7c77...6933285d2408ffc7889e0178e7f677913b6209c0)
Configs | CompilationMode:tiered, RunKind:micro


### Improvements in System.Memory.Span&lt;Byte&gt;

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[Reverse - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_Windows 10.0.19041/System.Memory.Span(Byte).Reverse(Size%3a%20512).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Memory/Span.cs#L46-#L47>)</li><li>[📈 - ADX Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 25.63 ns | 16.33 ns | 0.64 | 0.11 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/01_11_2024/refs/heads/main_arm64_Windows%2010.0.19041_Improvement/System.Memory.Span%28Byte%29_1.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/01_11_2024/refs/heads/main_arm64_Windows%2010.0.19041_Improvement/System.Memory.Span%28Byte%29.html>)

### 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&lt;Byte&gt;*'
```

<details>


### Payloads

[Baseline](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-788430d5-90a7-45f7-9817-84cb41a1f7d15a5372a333e480f8a/0f248572-3f6b-4433-a2bd-38caa6318b79.zip?sv=2021-08-06&se=2024-02-05T00%3A28%3A20Z&sr=c&sp=rl&sig=kxFBbOLiiyuC0B0xejAaJmdixqHeI9F7JdqCI8O7msY%3D>)
[Compare](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-b50e8f9e-1b1a-44b7-8ee3-8a33d0a833647d3c7b5de684d7dab/c3bc75b7-2f52-4140-b7b9-ebef09fecfcf.zip?sv=2021-08-06&se=2024-02-06T03%3A15%3A51Z&sr=c&sp=rl&sig=jTttu1fTfZyg%2Ffzx%2BIRVesgj6BwqGIlOPOC%2BK37LFq8%3D>)
### System.Memory.Span&lt;Byte&gt;.Reverse(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)

</details>


---


### Run Information

Name | Value
-- | --
Architecture | arm64
OS | Windows 10.0.19041
Queue | SurfaceWindows
Baseline | [a5ff7e6bf0eeb438b62b37c6513483de2d6a7c77](https://github.com/dotnet/runtime/commit/a5ff7e6bf0eeb438b62b37c6513483de2d6a7c77)
Compare | [6933285d2408ffc7889e0178e7f677913b6209c0](https://github.com/dotnet/runtime/commit/6933285d2408ffc7889e0178e7f677913b6209c0)
Diff | [Diff](https://github.com/dotnet/runtime/compare/a5ff7e6bf0eeb438b62b37c6513483de2d6a7c77...6933285d2408ffc7889e0178e7f677913b6209c0)
Configs | CompilationMode:tiered, RunKind:micro


### Improvements in System.Perf_Convert

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[ToBase64CharArray - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_Windows 10.0.19041/System.Perf_Convert.ToBase64CharArray(binaryDataSize%3a%201024%2c%20formattingOptions%3a%20None).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Runtime.Extensions/Perf.Convert.cs#L47-#L51>)</li><li>[📈 - ADX Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 510.20 ns | 260.99 ns | 0.51 | 0.04 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/01_11_2024/refs/heads/main_arm64_Windows%2010.0.19041_Improvement/System.Perf_Convert_1.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/01_11_2024/refs/heads/main_arm64_Windows%2010.0.19041_Improvement/System.Perf_Convert.html>)

### 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.Perf_Convert*'
```

<details>


### Payloads

[Baseline](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-788430d5-90a7-45f7-9817-84cb41a1f7d15a5372a333e480f8a/0f248572-3f6b-4433-a2bd-38caa6318b79.zip?sv=2021-08-06&se=2024-02-05T00%3A28%3A20Z&sr=c&sp=rl&sig=kxFBbOLiiyuC0B0xejAaJmdixqHeI9F7JdqCI8O7msY%3D>)
[Compare](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-b50e8f9e-1b1a-44b7-8ee3-8a33d0a833647d3c7b5de684d7dab/c3bc75b7-2f52-4140-b7b9-ebef09fecfcf.zip?sv=2021-08-06&se=2024-02-06T03%3A15%3A51Z&sr=c&sp=rl&sig=jTttu1fTfZyg%2Ffzx%2BIRVesgj6BwqGIlOPOC%2BK37LFq8%3D>)
### System.Perf_Convert.ToBase64CharArray(binaryDataSize: 1024, formattingOptions: None)

#### 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)

</details>


---


### Run Information

Name | Value
-- | --
Architecture | arm64
OS | Windows 10.0.19041
Queue | SurfaceWindows
Baseline | [a5ff7e6bf0eeb438b62b37c6513483de2d6a7c77](https://github.com/dotnet/runtime/commit/a5ff7e6bf0eeb438b62b37c6513483de2d6a7c77)
Compare | [6933285d2408ffc7889e0178e7f677913b6209c0](https://github.com/dotnet/runtime/commit/6933285d2408ffc7889e0178e7f677913b6209c0)
Diff | [Diff](https://github.com/dotnet/runtime/compare/a5ff7e6bf0eeb438b62b37c6513483de2d6a7c77...6933285d2408ffc7889e0178e7f677913b6209c0)
Configs | CompilationMode:tiered, RunKind:micro


### Improvements in System.Memory.Span&lt;Char&gt;

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[Reverse - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_Windows 10.0.19041/System.Memory.Span(Char).Reverse(Size%3a%20512).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Memory/Span.cs#L46-#L47>)</li><li>[📈 - ADX Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 51.37 ns | 37.27 ns | 0.73 | 0.06 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/01_11_2024/refs/heads/main_arm64_Windows%2010.0.19041_Improvement/System.Memory.Span%28Char%29_1.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/01_11_2024/refs/heads/main_arm64_Windows%2010.0.19041_Improvement/System.Memory.Span%28Char%29.html>)

### 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&lt;Char&gt;*'
```

<details>


### Payloads

[Baseline](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-788430d5-90a7-45f7-9817-84cb41a1f7d15a5372a333e480f8a/0f248572-3f6b-4433-a2bd-38caa6318b79.zip?sv=2021-08-06&se=2024-02-05T00%3A28%3A20Z&sr=c&sp=rl&sig=kxFBbOLiiyuC0B0xejAaJmdixqHeI9F7JdqCI8O7msY%3D>)
[Compare](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-b50e8f9e-1b1a-44b7-8ee3-8a33d0a833647d3c7b5de684d7dab/c3bc75b7-2f52-4140-b7b9-ebef09fecfcf.zip?sv=2021-08-06&se=2024-02-06T03%3A15%3A51Z&sr=c&sp=rl&sig=jTttu1fTfZyg%2Ffzx%2BIRVesgj6BwqGIlOPOC%2BK37LFq8%3D>)
### System.Memory.Span&lt;Char&gt;.Reverse(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)

</details>

Name	Value
Architecture	arm64
OS	Windows 10.0.19041
Queue	SurfaceWindows
Baseline	a5ff7e6bf0eeb438b62b37c6513483de2d6a7c77
Compare	6933285d2408ffc7889e0178e7f677913b6209c0
Diff	Diff
Configs	CompilationMode:tiered, RunKind:micro

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector
ToLowerInPlace_Bytes - Duration of single invocation 📝 - Benchmark Source 📈 - ADX Test Multi Config Graph	16.36 ns	13.64 ns	0.83	0.13	False
ToLower_Bytes - Duration of single invocation 📝 - Benchmark Source 📈 - ADX Test Multi Config Graph	17.70 ns	15.88 ns	0.90	0.30	False
ToUpperInPlace_Bytes - Duration of single invocation 📝 - Benchmark Source 📈 - ADX Test Multi Config Graph	16.96 ns	13.76 ns	0.81	0.19	False
ToUpper_Bytes - Duration of single invocation 📝 - Benchmark Source 📈 - ADX Test Multi Config Graph	18.66 ns	16.02 ns	0.86	0.25	False

[Perf] Windows/arm64: 9 Improvements on 1/6/2024 6:16:24 PM #27114

Description

Run Information

Improvements in System.Text.Perf_Ascii

Repro

Payloads

System.Text.Perf_Ascii.ToLowerInPlace_Bytes(Size: 128)

ETL Files

Histogram

JIT Disasms

System.Text.Perf_Ascii.ToLower_Bytes(Size: 128)

ETL Files

Histogram

JIT Disasms

System.Text.Perf_Ascii.ToUpperInPlace_Bytes(Size: 128)

ETL Files

Histogram

JIT Disasms

System.Text.Perf_Ascii.ToUpper_Bytes(Size: 128)

ETL Files

Histogram

JIT Disasms

Docs

Run Information

Improvements in System.Tests.Perf_Array

Repro

Payloads

System.Tests.Perf_Array.Reverse

ETL Files

Histogram

JIT Disasms

Docs

Run Information

Improvements in System.Buffers.Tests.RentReturnArrayPoolTests<Object>

Repro

Payloads

System.Buffers.Tests.RentReturnArrayPoolTests<Object>.ProducerConsumer(RentalSize: 4096, ManipulateArray: False, Async: True, UseSharedPool: False)

ETL Files

Histogram

JIT Disasms

Docs

Run Information

Improvements in System.Memory.Span<Byte>

Repro

Payloads

System.Memory.Span<Byte>.Reverse(Size: 512)

ETL Files

Histogram

JIT Disasms

Docs

Run Information

Improvements in System.Perf_Convert

Repro

Payloads

System.Perf_Convert.ToBase64CharArray(binaryDataSize: 1024, formattingOptions: None)

ETL Files

Histogram

JIT Disasms

Docs

Run Information

Improvements in System.Memory.Span<Char>

Repro

Payloads

System.Memory.Span<Char>.Reverse(Size: 512)

ETL Files

Histogram

JIT Disasms

Docs

Metadata

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