[Perf] Windows/arm64: 8 Improvements on 7/31/2025 8:18:18 PM +00:00

### Run Information

Name | Value
-- | --
Architecture | arm64
OS | Windows 10.0.22621
Queue | AmpereWindows
Baseline | [ac764af3e2d77aa582dff3511295ee701b831a7d](https://github.com/dotnet/runtime/commit/ac764af3e2d77aa582dff3511295ee701b831a7d)
Compare | [cacb702e97b5f7192a42e97e10d63f63e883d605](https://github.com/dotnet/runtime/commit/cacb702e97b5f7192a42e97e10d63f63e883d605)
Diff | [Diff](https://github.com/dotnet/runtime/compare/ac764af3e2d77aa582dff3511295ee701b831a7d...cacb702e97b5f7192a42e97e10d63f63e883d605)
Configs | CompilationMode:tiered, RunKind:micro


### Improvements in System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[Count - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_Windows 10.0.22621/System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock.Count(Pattern%3a%20%22aqj%22%2c%20Options%3a%20Compiled).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Text.RegularExpressions/Perf.Regex.Industry.cs#L193-#L195>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 169.09 μs | 94.81 μs | 0.56 | 0.72 | False | | |
|<ul><li>[Count - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_Windows 10.0.22621/System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock.Count(Pattern%3a%20%22Sherlock%5c%5cs%2bHolmes%22%2c%20Options%3a%20Compiled).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Text.RegularExpressions/Perf.Regex.Industry.cs#L193-#L195>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 198.76 μs | 107.28 μs | 0.54 | 0.70 | False | | |
|<ul><li>[Count - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_Windows 10.0.22621/System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock.Count(Pattern%3a%20%22zqj%22%2c%20Options%3a%20Compiled).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Text.RegularExpressions/Perf.Regex.Industry.cs#L193-#L195>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 156.09 μs | 94.80 μs | 0.61 | 0.62 | False | | |
|<ul><li>[Count - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_Windows 10.0.22621/System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock.Count(Pattern%3a%20%22(%3fi)Sherlock%7cHolmes%7cWatson%22%2c%20Options%3a%20Compiled).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Text.RegularExpressions/Perf.Regex.Industry.cs#L193-#L195>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 296.60 μs | 275.53 μs | 0.93 | 0.63 | False | | |
|<ul><li>[Count - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_Windows 10.0.22621/System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock.Count(Pattern%3a%20%22Sherlock%22%2c%20Options%3a%20Compiled).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Text.RegularExpressions/Perf.Regex.Industry.cs#L193-#L195>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 173.35 μs | 103.05 μs | 0.59 | 0.66 | False | | |
|<ul><li>[Count - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_Windows 10.0.22621/System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock.Count(Pattern%3a%20%22(%3fi)Sherlock%22%2c%20Options%3a%20Compiled).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Text.RegularExpressions/Perf.Regex.Industry.cs#L193-#L195>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 185.78 μs | 128.13 μs | 0.69 | 0.68 | False | | |
|<ul><li>[Count - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_Windows 10.0.22621/System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock.Count(Pattern%3a%20%22(%3fi)Sherlock%20Holmes%22%2c%20Options%3a%20Compiled).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Text.RegularExpressions/Perf.Regex.Industry.cs#L193-#L195>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 230.58 μs | 183.84 μs | 0.80 | 0.67 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/08_07_2025/refs/heads/main_arm64_Windows%2010.0.22621_Improvement/System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock_001.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/08_07_2025/refs/heads/main_arm64_Windows%2010.0.22621_Improvement/System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock_002.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/08_07_2025/refs/heads/main_arm64_Windows%2010.0.22621_Improvement/System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock_003.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/08_07_2025/refs/heads/main_arm64_Windows%2010.0.22621_Improvement/System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock_004.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/08_07_2025/refs/heads/main_arm64_Windows%2010.0.22621_Improvement/System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock_005.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/08_07_2025/refs/heads/main_arm64_Windows%2010.0.22621_Improvement/System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock_006.png>)
![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/08_07_2025/refs/heads/main_arm64_Windows%2010.0.22621_Improvement/System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock_007.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/08_07_2025/refs/heads/main_arm64_Windows%2010.0.22621_Improvement/System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock.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.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock*'
```

<details>

### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock.Count(Pattern: "aqj", Options: Compiled)

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock.Count(Pattern: "Sherlock\\s+Holmes", Options: Compiled)

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock.Count(Pattern: "zqj", Options: Compiled)

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock.Count(Pattern: "(?i)Sherlock|Holmes|Watson", Options: Compiled)

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock.Count(Pattern: "Sherlock", Options: Compiled)

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock.Count(Pattern: "(?i)Sherlock", Options: Compiled)

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock.Count(Pattern: "(?i)Sherlock Holmes", Options: Compiled)

#### 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 | AmpereWindows
Baseline | [ac764af3e2d77aa582dff3511295ee701b831a7d](https://github.com/dotnet/runtime/commit/ac764af3e2d77aa582dff3511295ee701b831a7d)
Compare | [cacb702e97b5f7192a42e97e10d63f63e883d605](https://github.com/dotnet/runtime/commit/cacb702e97b5f7192a42e97e10d63f63e883d605)
Diff | [Diff](https://github.com/dotnet/runtime/compare/ac764af3e2d77aa582dff3511295ee701b831a7d...cacb702e97b5f7192a42e97e10d63f63e883d605)
Configs | CompilationMode:tiered, RunKind:micro


### Improvements in System.Text.RegularExpressions.Tests.Perf_Regex_Industry_Leipzig

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[Count - Duration of single invocation](<https://pvscmdupload.z22.web.core.windows.net/reports/allTestHistory/refs/heads/main_arm64_Windows 10.0.22621/System.Text.RegularExpressions.Tests.Perf_Regex_Industry_Leipzig.Count(Pattern%3a%20%22Twain%22%2c%20Options%3a%20Compiled).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Text.RegularExpressions/Perf.Regex.Industry.cs#L242-#L244>)</li><li>[ADX - Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 3.71 ms | 3.00 ms | 0.81 | 0.66 | False | | |

![graph](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/08_07_2025/refs/heads/main_arm64_Windows%2010.0.22621_Improvement/System.Text.RegularExpressions.Tests.Perf_Regex_Industry_Leipzig_001.png>)
[Test Report](<https://pvscmdupload.z22.web.core.windows.net/autofilereport/autofilereports/08_07_2025/refs/heads/main_arm64_Windows%2010.0.22621_Improvement/System.Text.RegularExpressions.Tests.Perf_Regex_Industry_Leipzig.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.RegularExpressions.Tests.Perf_Regex_Industry_Leipzig*'
```

<details>

### System.Text.RegularExpressions.Tests.Perf_Regex_Industry_Leipzig.Count(Pattern: "Twain", Options: Compiled)

#### 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	AmpereWindows
Baseline	ac764af3e2d77aa582dff3511295ee701b831a7d
Compare	cacb702e97b5f7192a42e97e10d63f63e883d605
Diff	Diff
Configs	CompilationMode:tiered, RunKind:micro

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector
Count - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	169.09 μs	94.81 μs	0.56	0.72	False
Count - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	198.76 μs	107.28 μs	0.54	0.70	False
Count - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	156.09 μs	94.80 μs	0.61	0.62	False
Count - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	296.60 μs	275.53 μs	0.93	0.63	False
Count - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	173.35 μs	103.05 μs	0.59	0.66	False
Count - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	185.78 μs	128.13 μs	0.69	0.68	False
Count - Duration of single invocation 📝 - Benchmark Source ADX - Test Multi Config Graph	230.58 μs	183.84 μs	0.80	0.67	False

[Perf] Windows/arm64: 8 Improvements on 7/31/2025 8:18:18 PM +00:00 #60232

Description

Run Information

Improvements in System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock

Repro

System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock.Count(Pattern: "aqj", Options: Compiled)

ETL Files

Histogram

JIT Disasms

System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock.Count(Pattern: "Sherlock\s+Holmes", Options: Compiled)

ETL Files

Histogram

JIT Disasms

System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock.Count(Pattern: "zqj", Options: Compiled)

ETL Files

Histogram

JIT Disasms

System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock.Count(Pattern: "(?i)Sherlock|Holmes|Watson", Options: Compiled)

ETL Files

Histogram

JIT Disasms

System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock.Count(Pattern: "Sherlock", Options: Compiled)

ETL Files

Histogram

JIT Disasms

System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock.Count(Pattern: "(?i)Sherlock", Options: Compiled)

ETL Files

Histogram

JIT Disasms

System.Text.RegularExpressions.Tests.Perf_Regex_Industry_RustLang_Sherlock.Count(Pattern: "(?i)Sherlock Holmes", Options: Compiled)

ETL Files

Histogram

JIT Disasms

Docs

Run Information

Improvements in System.Text.RegularExpressions.Tests.Perf_Regex_Industry_Leipzig

Repro

System.Text.RegularExpressions.Tests.Perf_Regex_Industry_Leipzig.Count(Pattern: "Twain", Options: Compiled)

ETL Files

Histogram

JIT Disasms

Docs

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