[Perf] Windows/arm64: 49 Improvements on 5/29/2025 7:08:27 AM +00:00

### Run Information

Name | Value
-- | --
Architecture | arm64
OS | Windows 10.0.22621
Queue | SurfaceWindows
Baseline | [1c06dfa1c227f0e99a3ce05a9937a981b4872b01](https://github.com/dotnet/runtime/commit/1c06dfa1c227f0e99a3ce05a9937a981b4872b01)
Compare | [50bf1685bdb685ef0304c7686e92e2da9f02b2de](https://github.com/dotnet/runtime/commit/50bf1685bdb685ef0304c7686e92e2da9f02b2de)
Diff | [Diff](https://github.com/dotnet/runtime/compare/1c06dfa1c227f0e99a3ce05a9937a981b4872b01...50bf1685bdb685ef0304c7686e92e2da9f02b2de)
Configs | CompilationMode:tiered, RunKind:micro


### Improvements in System.Xml.Linq.Perf_XElement

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[CreateWithElements - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_Windows 10.0.22621/SurfaceWindows/System.Xml.Linq.Perf_XElement.CreateWithElements.html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Xml.Linq/Perf.XElement.cs#L21-#L36>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 62.65 ns | 58.77 ns | 0.94 | 0.20 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_12_2025/refs/heads/main_arm64_Windows%2010.0.22621/SurfaceWindows_Improvement/System.Xml.Linq.Perf_XElement_001.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_12_2025/refs/heads/main_arm64_Windows%2010.0.22621/SurfaceWindows_Improvement/System.Xml.Linq.Perf_XElement.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.Xml.Linq.Perf_XElement*'
```

<details>

### System.Xml.Linq.Perf_XElement.CreateWithElements

#### 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 10.0.22621
Queue | SurfaceWindows
Baseline | [1c06dfa1c227f0e99a3ce05a9937a981b4872b01](https://github.com/dotnet/runtime/commit/1c06dfa1c227f0e99a3ce05a9937a981b4872b01)
Compare | [50bf1685bdb685ef0304c7686e92e2da9f02b2de](https://github.com/dotnet/runtime/commit/50bf1685bdb685ef0304c7686e92e2da9f02b2de)
Diff | [Diff](https://github.com/dotnet/runtime/compare/1c06dfa1c227f0e99a3ce05a9937a981b4872b01...50bf1685bdb685ef0304c7686e92e2da9f02b2de)
Configs | CompilationMode:tiered, RunKind:micro


### Improvements in System.Numerics.Tensors.Tests.Perf_NumberTensorPrimitives&lt;Int32&gt;

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[MaxMagnitude_Scalar - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_Windows 10.0.22621/SurfaceWindows/System.Numerics.Tensors.Tests.Perf_NumberTensorPrimitives(Int32).MaxMagnitude_Scalar(BufferLength%3a%20128).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Numerics.Tensors/Perf_NumberTensorPrimitives.cs#L85-#L86>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 73.80 ns | 66.86 ns | 0.91 | 0.00 | False | | |
|<ul><li>[BitwiseAnd_Scalar - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_Windows 10.0.22621/SurfaceWindows/System.Numerics.Tensors.Tests.Perf_NumberTensorPrimitives(Int32).BitwiseAnd_Scalar(BufferLength%3a%20128).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Numerics.Tensors/Perf_NumberTensorPrimitives.cs#L67-#L68>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 28.11 ns | 24.87 ns | 0.88 | 0.00 | False | | |
|<ul><li>[Max_Scalar - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_Windows 10.0.22621/SurfaceWindows/System.Numerics.Tensors.Tests.Perf_NumberTensorPrimitives(Int32).Max_Scalar(BufferLength%3a%20128).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Numerics.Tensors/Perf_NumberTensorPrimitives.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> | 28.21 ns | 25.29 ns | 0.90 | 0.04 | False | | |
|<ul><li>[Add_Scalar - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_Windows 10.0.22621/SurfaceWindows/System.Numerics.Tensors.Tests.Perf_NumberTensorPrimitives(Int32).Add_Scalar(BufferLength%3a%20128).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Numerics.Tensors/Perf_NumberTensorPrimitives.cs#L52-#L53>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 28.37 ns | 25.16 ns | 0.89 | 0.02 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_12_2025/refs/heads/main_arm64_Windows%2010.0.22621/SurfaceWindows_Improvement/System.Numerics.Tensors.Tests.Perf_NumberTensorPrimitives%28Int32%29_001.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_12_2025/refs/heads/main_arm64_Windows%2010.0.22621/SurfaceWindows_Improvement/System.Numerics.Tensors.Tests.Perf_NumberTensorPrimitives%28Int32%29_002.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_12_2025/refs/heads/main_arm64_Windows%2010.0.22621/SurfaceWindows_Improvement/System.Numerics.Tensors.Tests.Perf_NumberTensorPrimitives%28Int32%29_003.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_12_2025/refs/heads/main_arm64_Windows%2010.0.22621/SurfaceWindows_Improvement/System.Numerics.Tensors.Tests.Perf_NumberTensorPrimitives%28Int32%29_004.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_12_2025/refs/heads/main_arm64_Windows%2010.0.22621/SurfaceWindows_Improvement/System.Numerics.Tensors.Tests.Perf_NumberTensorPrimitives%28Int32%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.Numerics.Tensors.Tests.Perf_NumberTensorPrimitives&lt;Int32&gt;*'
```

<details>

### System.Numerics.Tensors.Tests.Perf_NumberTensorPrimitives&lt;Int32&gt;.MaxMagnitude_Scalar(BufferLength: 128)

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Numerics.Tensors.Tests.Perf_NumberTensorPrimitives&lt;Int32&gt;.BitwiseAnd_Scalar(BufferLength: 128)

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Numerics.Tensors.Tests.Perf_NumberTensorPrimitives&lt;Int32&gt;.Max_Scalar(BufferLength: 128)

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Numerics.Tensors.Tests.Perf_NumberTensorPrimitives&lt;Int32&gt;.Add_Scalar(BufferLength: 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 10.0.22621
Queue | SurfaceWindows
Baseline | [1c06dfa1c227f0e99a3ce05a9937a981b4872b01](https://github.com/dotnet/runtime/commit/1c06dfa1c227f0e99a3ce05a9937a981b4872b01)
Compare | [50bf1685bdb685ef0304c7686e92e2da9f02b2de](https://github.com/dotnet/runtime/commit/50bf1685bdb685ef0304c7686e92e2da9f02b2de)
Diff | [Diff](https://github.com/dotnet/runtime/compare/1c06dfa1c227f0e99a3ce05a9937a981b4872b01...50bf1685bdb685ef0304c7686e92e2da9f02b2de)
Configs | CompilationMode:tiered, RunKind:micro


### Improvements in System.Threading.Tasks.ValueTaskPerfTest

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[Copy_PassAsArgumentAndReturn_FromResult - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_Windows 10.0.22621/SurfaceWindows/System.Threading.Tasks.ValueTaskPerfTest.Copy_PassAsArgumentAndReturn_FromResult.html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Threading.Tasks.Extensions/Perf.ValueTask.cs#L101-#L102>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 7.13 ns | 4.44 ns | 0.62 | 0.18 | False | | |
|<ul><li>[Copy_PassAsArgumentAndReturn_FromValueTaskSource - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_Windows 10.0.22621/SurfaceWindows/System.Threading.Tasks.ValueTaskPerfTest.Copy_PassAsArgumentAndReturn_FromValueTaskSource.html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Threading.Tasks.Extensions/Perf.ValueTask.cs#L114-#L115>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 15.24 ns | 13.62 ns | 0.89 | 0.03 | False | | |
|<ul><li>[Await_FromResult - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_Windows 10.0.22621/SurfaceWindows/System.Threading.Tasks.ValueTaskPerfTest.Await_FromResult.html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Threading.Tasks.Extensions/Perf.ValueTask.cs#L22-#L28>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 12.85 ns | 9.88 ns | 0.77 | 0.14 | False | | |
|<ul><li>[CreateAndAwait_FromCompletedValueTaskSource - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_Windows 10.0.22621/SurfaceWindows/System.Threading.Tasks.ValueTaskPerfTest.CreateAndAwait_FromCompletedValueTaskSource.html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Threading.Tasks.Extensions/Perf.ValueTask.cs#L70-#L74>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 20.39 ns | 14.02 ns | 0.69 | 0.11 | False | | |
|<ul><li>[CreateAndAwait_FromCompletedTask - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_Windows 10.0.22621/SurfaceWindows/System.Threading.Tasks.ValueTaskPerfTest.CreateAndAwait_FromCompletedTask.html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Threading.Tasks.Extensions/Perf.ValueTask.cs#L58-#L62>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 18.10 ns | 11.91 ns | 0.66 | 0.12 | False | | |
|<ul><li>[CreateAndAwait_FromResult_ConfigureAwait - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_Windows 10.0.22621/SurfaceWindows/System.Threading.Tasks.ValueTaskPerfTest.CreateAndAwait_FromResult_ConfigureAwait.html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Threading.Tasks.Extensions/Perf.ValueTask.cs#L52-#L56>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 12.67 ns | 9.55 ns | 0.75 | 0.17 | False | | |
|<ul><li>[CreateAndAwait_FromResult - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_Windows 10.0.22621/SurfaceWindows/System.Threading.Tasks.ValueTaskPerfTest.CreateAndAwait_FromResult.html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Threading.Tasks.Extensions/Perf.ValueTask.cs#L46-#L50>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 13.05 ns | 10.72 ns | 0.82 | 0.17 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_12_2025/refs/heads/main_arm64_Windows%2010.0.22621/SurfaceWindows_Improvement/System.Threading.Tasks.ValueTaskPerfTest_001.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_12_2025/refs/heads/main_arm64_Windows%2010.0.22621/SurfaceWindows_Improvement/System.Threading.Tasks.ValueTaskPerfTest_002.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_12_2025/refs/heads/main_arm64_Windows%2010.0.22621/SurfaceWindows_Improvement/System.Threading.Tasks.ValueTaskPerfTest_003.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_12_2025/refs/heads/main_arm64_Windows%2010.0.22621/SurfaceWindows_Improvement/System.Threading.Tasks.ValueTaskPerfTest_004.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_12_2025/refs/heads/main_arm64_Windows%2010.0.22621/SurfaceWindows_Improvement/System.Threading.Tasks.ValueTaskPerfTest_005.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_12_2025/refs/heads/main_arm64_Windows%2010.0.22621/SurfaceWindows_Improvement/System.Threading.Tasks.ValueTaskPerfTest_006.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_12_2025/refs/heads/main_arm64_Windows%2010.0.22621/SurfaceWindows_Improvement/System.Threading.Tasks.ValueTaskPerfTest_007.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_12_2025/refs/heads/main_arm64_Windows%2010.0.22621/SurfaceWindows_Improvement/System.Threading.Tasks.ValueTaskPerfTest.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.Threading.Tasks.ValueTaskPerfTest*'
```

<details>

### System.Threading.Tasks.ValueTaskPerfTest.Copy_PassAsArgumentAndReturn_FromResult

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Threading.Tasks.ValueTaskPerfTest.Copy_PassAsArgumentAndReturn_FromValueTaskSource

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Threading.Tasks.ValueTaskPerfTest.Await_FromResult

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Threading.Tasks.ValueTaskPerfTest.CreateAndAwait_FromCompletedValueTaskSource

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Threading.Tasks.ValueTaskPerfTest.CreateAndAwait_FromCompletedTask

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Threading.Tasks.ValueTaskPerfTest.CreateAndAwait_FromResult_ConfigureAwait

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Threading.Tasks.ValueTaskPerfTest.CreateAndAwait_FromResult

#### 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 10.0.22621
Queue | SurfaceWindows
Baseline | [7ed741ec05fa8883791d39568bb46dc349fe6839](https://github.com/dotnet/runtime/commit/7ed741ec05fa8883791d39568bb46dc349fe6839)
Compare | [d960be890a25df350184089056e87e2bfc1446c5](https://github.com/dotnet/runtime/commit/d960be890a25df350184089056e87e2bfc1446c5)
Diff | [Diff](https://github.com/dotnet/runtime/compare/7ed741ec05fa8883791d39568bb46dc349fe6839...d960be890a25df350184089056e87e2bfc1446c5)
Configs | CompilationMode:tiered, RunKind:micro


### Improvements in PerfLabTests.BlockCopyPerf

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[CallBlockCopy - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_Windows 10.0.22621/SurfaceWindows/PerfLabTests.BlockCopyPerf.CallBlockCopy(numElements%3a%20100).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/runtime/perflab/BlockCopyPerf.cs#L21-#L23>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 13.97 ns | 9.49 ns | 0.68 | 0.11 | False | | |
|<ul><li>[CallBlockCopy - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_Windows 10.0.22621/SurfaceWindows/PerfLabTests.BlockCopyPerf.CallBlockCopy(numElements%3a%201000).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/runtime/perflab/BlockCopyPerf.cs#L21-#L23>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 32.52 ns | 29.34 ns | 0.90 | 0.05 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_12_2025/refs/heads/main_arm64_Windows%2010.0.22621/SurfaceWindows_Improvement/PerfLabTests.BlockCopyPerf_001.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_12_2025/refs/heads/main_arm64_Windows%2010.0.22621/SurfaceWindows_Improvement/PerfLabTests.BlockCopyPerf_002.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_12_2025/refs/heads/main_arm64_Windows%2010.0.22621/SurfaceWindows_Improvement/PerfLabTests.BlockCopyPerf.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 'PerfLabTests.BlockCopyPerf*'
```

<details>

### PerfLabTests.BlockCopyPerf.CallBlockCopy(numElements: 100)

#### ETL Files

#### Histogram

#### JIT Disasms

### PerfLabTests.BlockCopyPerf.CallBlockCopy(numElements: 1000)

#### 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 10.0.22621
Queue | SurfaceWindows
Baseline | [1c06dfa1c227f0e99a3ce05a9937a981b4872b01](https://github.com/dotnet/runtime/commit/1c06dfa1c227f0e99a3ce05a9937a981b4872b01)
Compare | [50bf1685bdb685ef0304c7686e92e2da9f02b2de](https://github.com/dotnet/runtime/commit/50bf1685bdb685ef0304c7686e92e2da9f02b2de)
Diff | [Diff](https://github.com/dotnet/runtime/compare/1c06dfa1c227f0e99a3ce05a9937a981b4872b01...50bf1685bdb685ef0304c7686e92e2da9f02b2de)
Configs | CompilationMode:tiered, RunKind:micro


### Improvements in System.Text.Json.Tests.Perf_Basic

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[WriteBasicUtf16 - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_Windows 10.0.22621/SurfaceWindows/System.Text.Json.Tests.Perf_Basic.WriteBasicUtf16(Formatted%3a%20True%2c%20SkipValidation%3a%20True%2c%20DataSize%3a%2010).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Text.Json/Utf8JsonWriter/Perf.Basic.cs#L94-#L126>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 1.11 μs | 997.79 ns | 0.90 | 0.01 | False | | |
|<ul><li>[WriteBasicUtf16 - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_Windows 10.0.22621/SurfaceWindows/System.Text.Json.Tests.Perf_Basic.WriteBasicUtf16(Formatted%3a%20True%2c%20SkipValidation%3a%20False%2c%20DataSize%3a%2010).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Text.Json/Utf8JsonWriter/Perf.Basic.cs#L94-#L126>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 1.14 μs | 1.04 μs | 0.91 | 0.00 | False | | |
|<ul><li>[WriteBasicUtf16 - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_Windows 10.0.22621/SurfaceWindows/System.Text.Json.Tests.Perf_Basic.WriteBasicUtf16(Formatted%3a%20False%2c%20SkipValidation%3a%20True%2c%20DataSize%3a%2010).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Text.Json/Utf8JsonWriter/Perf.Basic.cs#L94-#L126>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 808.05 ns | 744.25 ns | 0.92 | 0.01 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_12_2025/refs/heads/main_arm64_Windows%2010.0.22621/SurfaceWindows_Improvement/System.Text.Json.Tests.Perf_Basic_001.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_12_2025/refs/heads/main_arm64_Windows%2010.0.22621/SurfaceWindows_Improvement/System.Text.Json.Tests.Perf_Basic_002.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_12_2025/refs/heads/main_arm64_Windows%2010.0.22621/SurfaceWindows_Improvement/System.Text.Json.Tests.Perf_Basic_003.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_12_2025/refs/heads/main_arm64_Windows%2010.0.22621/SurfaceWindows_Improvement/System.Text.Json.Tests.Perf_Basic.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.Json.Tests.Perf_Basic*'
```

<details>

### System.Text.Json.Tests.Perf_Basic.WriteBasicUtf16(Formatted: True, SkipValidation: True, DataSize: 10)

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Text.Json.Tests.Perf_Basic.WriteBasicUtf16(Formatted: True, SkipValidation: False, DataSize: 10)

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Text.Json.Tests.Perf_Basic.WriteBasicUtf16(Formatted: False, SkipValidation: True, DataSize: 10)

#### 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 10.0.22621
Queue | SurfaceWindows
Baseline | [7ed741ec05fa8883791d39568bb46dc349fe6839](https://github.com/dotnet/runtime/commit/7ed741ec05fa8883791d39568bb46dc349fe6839)
Compare | [d960be890a25df350184089056e87e2bfc1446c5](https://github.com/dotnet/runtime/commit/d960be890a25df350184089056e87e2bfc1446c5)
Diff | [Diff](https://github.com/dotnet/runtime/compare/7ed741ec05fa8883791d39568bb46dc349fe6839...d960be890a25df350184089056e87e2bfc1446c5)
Configs | CompilationMode:tiered, RunKind:micro


### Improvements in System.Tests.Perf_String

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[TrimEnd - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_Windows 10.0.22621/SurfaceWindows/System.Tests.Perf_String.TrimEnd(s%3a%20%22Test%22).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Runtime/Perf.String.cs#L138-#L142>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=H4sIAAAAAAAACl1RwW7bMAy9B8g/cL7IwdzYC5ou9SBgWxd0QFGgaILtOGgWHWuQpYCi1wTr/n1S4lx2ISGS7+nx0SIDY2CQ8FFsjoGxn2/jO8yfkNofGybjdvMtmX7tdB5qyFI3m4kP04mNWNUyUgRrxcimx3xRLZZX1fXVu8W2uq2Xy/p6NV/d3LxfLW/fVlVdVbMRSbj3ESi0Z4dc0uAS/sL7k5RrutQnbEPZodKh7JVxl4HGu9bs0s9Hp3rT5H/Ene/3xio23j16jaIGwQYJtShAPA/uwTidinGavPibhNwjfzWBPZlG2S+K1XfDXeJRZIJ3IU/eyBSK86ryFIuTeplCMUqV51SMwuQ5zaaTV9iT/4UNwwbJYCjg82Cs3sZlN6z6fQHflB1QJl/vfHQB6RnDYPnTbyS1w+mkLF/hpYuLjAzwJpJz9CJAlrFfHxo7aMwyKEtYHyKlRfAttMZGrng+8EM8FIQTOAkidDpeLfnddIoYXuLWkJ8H5EXmofF26J38X+7xXA/ypDvOsWGLUkT7MDp9HJ+PqMJA2KNjMfsHa7fmymcCAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA=>)</li></ul> | 3.76 ns | 0.71 ns | 0.19 | 0.56 | False | | |
|<ul><li>[Split - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_Windows 10.0.22621/SurfaceWindows/System.Tests.Perf_String.Split(s%3a%20%22ABCDEFGHIJKLMNOPQRSTUVWXYZ%22%2c%20arr%3a%20%5b%27%20%27%5d%2c%20options%3a%20RemoveEmptyEntries).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Runtime/Perf.String.cs#L113-#L120>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 25.80 ns | 23.28 ns | 0.90 | 0.08 | False | | |
|<ul><li>[Replace_String - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_Windows 10.0.22621/SurfaceWindows/System.Tests.Perf_String.Replace_String(text%3a%20%22This%20is%20a%20very%20nice%20sentence%22%2c%20oldValue%3a%20%22nice%22%2c%20newValue%3a%20%22bad%22).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Runtime/Perf.String.cs#L183-#L190>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 72.21 ns | 66.44 ns | 0.92 | 0.02 | False | | |
|<ul><li>[TrimEnd_CharArr - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_Windows 10.0.22621/SurfaceWindows/System.Tests.Perf_String.TrimEnd_CharArr(s%3a%20%22Test%22%2c%20c%3a%20%5b%27%20%27%2c%20%27%e2%80%85%27%5d).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Runtime/Perf.String.cs#L160-#L165>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 5.39 ns | 2.09 ns | 0.39 | 0.48 | False | | |
|<ul><li>[Replace_Char - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_Windows 10.0.22621/SurfaceWindows/System.Tests.Perf_String.Replace_Char(text%3a%20%22This%20is%20a%20very%20nice%20sentence%22%2c%20oldChar%3a%20%27z%27%2c%20newChar%3a%20%27y%27).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Runtime/Perf.String.cs#L167-#L171>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 6.70 ns | 4.90 ns | 0.73 | 0.46 | False | | |
|<ul><li>[Remove_Int - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_Windows 10.0.22621/SurfaceWindows/System.Tests.Perf_String.Remove_Int(s%3a%20%22dzsdzsDDZSDZSDZSddsz%22%2c%20i%3a%200).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Runtime/Perf.String.cs#L82-#L88>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 1.47 ns | 0.00 ns | 0.00 | 0.74 | False | | |
|<ul><li>[ToLower - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_Windows 10.0.22621/SurfaceWindows/System.Tests.Perf_String.ToLower(s%3a%20%22TEST%22).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Runtime/Perf.String.cs#L231-#L237>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 26.83 ns | 24.76 ns | 0.92 | 0.00 | False | | |
|<ul><li>[ToUpper - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_Windows 10.0.22621/SurfaceWindows/System.Tests.Perf_String.ToUpper(s%3a%20%22TEST%22).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Runtime/Perf.String.cs#L214-#L221>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 11.79 ns | 9.85 ns | 0.84 | 0.18 | False | | |
|<ul><li>[ToUpperInvariant - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_Windows 10.0.22621/SurfaceWindows/System.Tests.Perf_String.ToUpperInvariant(s%3a%20%22TEST%22).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Runtime/Perf.String.cs#L223-#L229>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 6.49 ns | 5.07 ns | 0.78 | 0.49 | False | | |
|<ul><li>[Trim_CharArr - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_Windows 10.0.22621/SurfaceWindows/System.Tests.Perf_String.Trim_CharArr(s%3a%20%22Test%22%2c%20c%3a%20%5b%27%20%27%2c%20%27%e2%80%85%27%5d).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Runtime/Perf.String.cs#L144-#L151>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 7.91 ns | 4.51 ns | 0.57 | 0.38 | False | | |
|<ul><li>[Replace_Char - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_Windows 10.0.22621/SurfaceWindows/System.Tests.Perf_String.Replace_Char(text%3a%20%22Hello%22%2c%20oldChar%3a%20%27a%27%2c%20newChar%3a%20%27b%27).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Runtime/Perf.String.cs#L167-#L171>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 5.68 ns | 4.28 ns | 0.75 | 0.44 | False | | |
|<ul><li>[Join_Array - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_Windows 10.0.22621/SurfaceWindows/System.Tests.Perf_String.Join_Array.html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Runtime/Perf.String.cs#L60-#L61>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 80.41 ns | 73.17 ns | 0.91 | 0.02 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_12_2025/refs/heads/main_arm64_Windows%2010.0.22621/SurfaceWindows_Improvement/System.Tests.Perf_String_001.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_12_2025/refs/heads/main_arm64_Windows%2010.0.22621/SurfaceWindows_Improvement/System.Tests.Perf_String_002.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_12_2025/refs/heads/main_arm64_Windows%2010.0.22621/SurfaceWindows_Improvement/System.Tests.Perf_String_003.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_12_2025/refs/heads/main_arm64_Windows%2010.0.22621/SurfaceWindows_Improvement/System.Tests.Perf_String_004.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_12_2025/refs/heads/main_arm64_Windows%2010.0.22621/SurfaceWindows_Improvement/System.Tests.Perf_String_005.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_12_2025/refs/heads/main_arm64_Windows%2010.0.22621/SurfaceWindows_Improvement/System.Tests.Perf_String_006.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_12_2025/refs/heads/main_arm64_Windows%2010.0.22621/SurfaceWindows_Improvement/System.Tests.Perf_String_007.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_12_2025/refs/heads/main_arm64_Windows%2010.0.22621/SurfaceWindows_Improvement/System.Tests.Perf_String_008.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_12_2025/refs/heads/main_arm64_Windows%2010.0.22621/SurfaceWindows_Improvement/System.Tests.Perf_String_009.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_12_2025/refs/heads/main_arm64_Windows%2010.0.22621/SurfaceWindows_Improvement/System.Tests.Perf_String_010.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_12_2025/refs/heads/main_arm64_Windows%2010.0.22621/SurfaceWindows_Improvement/System.Tests.Perf_String_011.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_12_2025/refs/heads/main_arm64_Windows%2010.0.22621/SurfaceWindows_Improvement/System.Tests.Perf_String_012.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/06_12_2025/refs/heads/main_arm64_Windows%2010.0.22621/SurfaceWindows_Improvement/System.Tests.Perf_String.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_String*'
```

<details>

### System.Tests.Perf_String.TrimEnd(s: "Test")

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Tests.Perf_String.Split(s: "ABCDEFGHIJKLMNOPQRSTUVWXYZ", arr: [' '], options: RemoveEmptyEntries)

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Tests.Perf_String.Replace_String(text: "This is a very nice sentence", oldValue: "nice", newValue: "bad")

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Tests.Perf_String.TrimEnd_CharArr(s: "Test", c: [' ', ' '])

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Tests.Perf_String.Replace_Char(text: "This is a very nice sentence", oldChar: 'z', newChar: 'y')

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Tests.Perf_String.Remove_Int(s: "dzsdzsDDZSDZSDZSddsz", i: 0)

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Tests.Perf_String.ToLower(s: "TEST")

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Tests.Perf_String.ToUpper(s: "TEST")

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Tests.Perf_String.ToUpperInvariant(s: "TEST")

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Tests.Perf_String.Trim_CharArr(s: "Test", c: [' ', ' '])

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Tests.Perf_String.Replace_Char(text: "Hello", oldChar: 'a', newChar: 'b')

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Tests.Perf_String.Join_Array

#### 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 10.0.22621
Queue	SurfaceWindows
Baseline	1c06dfa1c227f0e99a3ce05a9937a981b4872b01
Compare	50bf1685bdb685ef0304c7686e92e2da9f02b2de
Diff	Diff
Configs	CompilationMode:tiered, RunKind:micro

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector
MaxMagnitude_Scalar - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	73.80 ns	66.86 ns	0.91	0.00	False
BitwiseAnd_Scalar - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	28.11 ns	24.87 ns	0.88	0.00	False
Max_Scalar - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	28.21 ns	25.29 ns	0.90	0.04	False
Add_Scalar - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	28.37 ns	25.16 ns	0.89	0.02	False

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector
Copy_PassAsArgumentAndReturn_FromResult - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	7.13 ns	4.44 ns	0.62	0.18	False
Copy_PassAsArgumentAndReturn_FromValueTaskSource - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	15.24 ns	13.62 ns	0.89	0.03	False
Await_FromResult - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	12.85 ns	9.88 ns	0.77	0.14	False
CreateAndAwait_FromCompletedValueTaskSource - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	20.39 ns	14.02 ns	0.69	0.11	False
CreateAndAwait_FromCompletedTask - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	18.10 ns	11.91 ns	0.66	0.12	False
CreateAndAwait_FromResult_ConfigureAwait - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	12.67 ns	9.55 ns	0.75	0.17	False
CreateAndAwait_FromResult - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	13.05 ns	10.72 ns	0.82	0.17	False

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio
CallBlockCopy - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	13.97 ns	9.49 ns	0.68	0.11	False
CallBlockCopy - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	32.52 ns	29.34 ns	0.90	0.05	False

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector
WriteBasicUtf16 - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	1.11 μs	997.79 ns	0.90	0.01	False
WriteBasicUtf16 - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	1.14 μs	1.04 μs	0.91	0.00	False
WriteBasicUtf16 - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	808.05 ns	744.25 ns	0.92	0.01	False

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector
TrimEnd - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	3.76 ns	0.71 ns	0.19	0.56	False
Split - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	25.80 ns	23.28 ns	0.90	0.08	False
Replace_String - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	72.21 ns	66.44 ns	0.92	0.02	False
TrimEnd_CharArr - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	5.39 ns	2.09 ns	0.39	0.48	False
Replace_Char - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	6.70 ns	4.90 ns	0.73	0.46	False
Remove_Int - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	1.47 ns	0.00 ns	0.00	0.74	False
ToLower - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	26.83 ns	24.76 ns	0.92	0.00	False
ToUpper - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	11.79 ns	9.85 ns	0.84	0.18	False
ToUpperInvariant - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	6.49 ns	5.07 ns	0.78	0.49	False
Trim_CharArr - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	7.91 ns	4.51 ns	0.57	0.38	False
Replace_Char - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	5.68 ns	4.28 ns	0.75	0.44	False
Join_Array - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	80.41 ns	73.17 ns	0.91	0.02	False

[Perf] Windows/arm64: 49 Improvements on 5/29/2025 7:08:27 AM +00:00 #57539

Description

Run Information

Improvements in System.Xml.Linq.Perf_XElement

Repro

System.Xml.Linq.Perf_XElement.CreateWithElements

ETL Files

Histogram

JIT Disasms

Docs

Run Information

Improvements in System.Numerics.Tensors.Tests.Perf_NumberTensorPrimitives<Int32>

Repro

System.Numerics.Tensors.Tests.Perf_NumberTensorPrimitives<Int32>.MaxMagnitude_Scalar(BufferLength: 128)

ETL Files

Histogram

JIT Disasms

System.Numerics.Tensors.Tests.Perf_NumberTensorPrimitives<Int32>.BitwiseAnd_Scalar(BufferLength: 128)

ETL Files

Histogram

JIT Disasms

System.Numerics.Tensors.Tests.Perf_NumberTensorPrimitives<Int32>.Max_Scalar(BufferLength: 128)

ETL Files

Histogram

JIT Disasms

System.Numerics.Tensors.Tests.Perf_NumberTensorPrimitives<Int32>.Add_Scalar(BufferLength: 128)

ETL Files

Histogram

JIT Disasms

Docs

Run Information

Improvements in System.Threading.Tasks.ValueTaskPerfTest

Repro

System.Threading.Tasks.ValueTaskPerfTest.Copy_PassAsArgumentAndReturn_FromResult

ETL Files

Histogram

JIT Disasms

System.Threading.Tasks.ValueTaskPerfTest.Copy_PassAsArgumentAndReturn_FromValueTaskSource

ETL Files

Histogram

JIT Disasms

System.Threading.Tasks.ValueTaskPerfTest.Await_FromResult

ETL Files

Histogram

JIT Disasms

System.Threading.Tasks.ValueTaskPerfTest.CreateAndAwait_FromCompletedValueTaskSource

ETL Files

Histogram

JIT Disasms

System.Threading.Tasks.ValueTaskPerfTest.CreateAndAwait_FromCompletedTask

ETL Files

Histogram

JIT Disasms

System.Threading.Tasks.ValueTaskPerfTest.CreateAndAwait_FromResult_ConfigureAwait

ETL Files

Histogram

JIT Disasms

System.Threading.Tasks.ValueTaskPerfTest.CreateAndAwait_FromResult

ETL Files

Histogram

JIT Disasms

Docs

Run Information

Improvements in PerfLabTests.BlockCopyPerf

Repro

PerfLabTests.BlockCopyPerf.CallBlockCopy(numElements: 100)

ETL Files

Histogram

JIT Disasms

PerfLabTests.BlockCopyPerf.CallBlockCopy(numElements: 1000)

ETL Files

Histogram

JIT Disasms

Docs

Run Information

Improvements in System.Text.Json.Tests.Perf_Basic

Repro

System.Text.Json.Tests.Perf_Basic.WriteBasicUtf16(Formatted: True, SkipValidation: True, DataSize: 10)

ETL Files

Histogram