Performance changes related to vzeroupper emit changes

### Run Information

Name | Value
-- | --
Architecture | x64
OS | Windows 10.0.18362
Queue | TigerWindows
Baseline | [e3af00bf62f3280b4db46e2a01caf68a4dd5c991](https://github.com/dotnet/runtime/commit/e3af00bf62f3280b4db46e2a01caf68a4dd5c991)
Compare | [49fe3b06cdfce737ea1c8964e01f2dd2a4e77d44](https://github.com/dotnet/runtime/commit/49fe3b06cdfce737ea1c8964e01f2dd2a4e77d44)
Diff | [Diff](https://github.com/dotnet/runtime/compare/e3af00bf62f3280b4db46e2a01caf68a4dd5c991...49fe3b06cdfce737ea1c8964e01f2dd2a4e77d44)
Configs | CompilationMode:tiered, RunKind:micro


### Regressions in System.Tests.Perf_Char

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[Char_ToUpper - Duration of single invocation](<https://pvscmdupload.blob.core.windows.net/reports/allTestHistory/refs/heads/main_x64_Windows 10.0.18362/System.Tests.Perf_Char.Char_ToUpper(c%3a%20%27%c4%b0%27%2c%20cultureName%3a%20en-US).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Runtime/Perf.Char.cs#L57-#L59>)</li><li>[📈 - ADX Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 17.21 ns | 18.88 ns | 1.10 | 0.03 | False | | |

![graph](<https://pvscmdupload.blob.core.windows.net/autofilereport/autofilereports/02_20_2024/refs/heads/main_x64_Windows%2010.0.18362_Regression/System.Tests.Perf_Char_1.png>)
[Test Report](<https://pvscmdupload.blob.core.windows.net/autofilereport/autofilereports/02_20_2024/refs/heads/main_x64_Windows%2010.0.18362_Regression/System.Tests.Perf_Char.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_Char*'
```

<details>


### Payloads

[Baseline](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-ea26fbd3-7226-4f43-85d1-59f8433d7af94e161f7e6974d7dbd/966c2ee0-d0d3-423e-a06c-ff57324e7c3d.zip?sv=2021-08-06&se=2024-03-14T10%3A54%3A29Z&sr=c&sp=rl&sig=N9N2AqZzCO3Npr2iWBJ7Liz9J2Im61zBVgOOTbQm0Cg%3D>)
[Compare](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-15b005e6-05c2-4ec4-acaa-b31af7f08b54fd64f6032f94644be/ad3b8030-3fda-4c86-93fd-cb21a93a287e.zip?sv=2021-08-06&se=2024-03-15T04%3A36%3A23Z&sr=c&sp=rl&sig=6aA4ZjMp53nYKL3DcsVCdqNn9Ot3llZbivGTlPDzrwA%3D>)
### System.Tests.Perf_Char.Char_ToUpper(c: 'İ', cultureName: en-US)

#### 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 | x64
OS | Windows 10.0.18362
Queue | TigerWindows
Baseline | [e3af00bf62f3280b4db46e2a01caf68a4dd5c991](https://github.com/dotnet/runtime/commit/e3af00bf62f3280b4db46e2a01caf68a4dd5c991)
Compare | [49fe3b06cdfce737ea1c8964e01f2dd2a4e77d44](https://github.com/dotnet/runtime/commit/49fe3b06cdfce737ea1c8964e01f2dd2a4e77d44)
Diff | [Diff](https://github.com/dotnet/runtime/compare/e3af00bf62f3280b4db46e2a01caf68a4dd5c991...49fe3b06cdfce737ea1c8964e01f2dd2a4e77d44)
Configs | CompilationMode:tiered, RunKind:micro


### Regressions in System.Text.Perf_Ascii

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[EqualsIgnoreCase_ExactlyTheSame_Chars - Duration of single invocation](<https://pvscmdupload.blob.core.windows.net/reports/allTestHistory/refs/heads/main_x64_Windows 10.0.18362/System.Text.Perf_Ascii.EqualsIgnoreCase_ExactlyTheSame_Chars(Size%3a%206).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Text.Encoding/Perf.Ascii.cs#L55-#L56>)</li><li>[📈 - ADX Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 5.97 ns | 7.36 ns | 1.23 | 0.03 | False | | |
|<ul><li>[EqualsIgnoreCase_ExactlyTheSame_Bytes - Duration of single invocation](<https://pvscmdupload.blob.core.windows.net/reports/allTestHistory/refs/heads/main_x64_Windows 10.0.18362/System.Text.Perf_Ascii.EqualsIgnoreCase_ExactlyTheSame_Bytes(Size%3a%206).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Text.Encoding/Perf.Ascii.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> | 5.87 ns | 7.15 ns | 1.22 | 0.03 | False | | |

![graph](<https://pvscmdupload.blob.core.windows.net/autofilereport/autofilereports/02_20_2024/refs/heads/main_x64_Windows%2010.0.18362_Regression/System.Text.Perf_Ascii_1.png>)
![graph](<https://pvscmdupload.blob.core.windows.net/autofilereport/autofilereports/02_20_2024/refs/heads/main_x64_Windows%2010.0.18362_Regression/System.Text.Perf_Ascii_2.png>)
[Test Report](<https://pvscmdupload.blob.core.windows.net/autofilereport/autofilereports/02_20_2024/refs/heads/main_x64_Windows%2010.0.18362_Regression/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-ea26fbd3-7226-4f43-85d1-59f8433d7af94e161f7e6974d7dbd/966c2ee0-d0d3-423e-a06c-ff57324e7c3d.zip?sv=2021-08-06&se=2024-03-14T10%3A54%3A29Z&sr=c&sp=rl&sig=N9N2AqZzCO3Npr2iWBJ7Liz9J2Im61zBVgOOTbQm0Cg%3D>)
[Compare](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-15b005e6-05c2-4ec4-acaa-b31af7f08b54fd64f6032f94644be/ad3b8030-3fda-4c86-93fd-cb21a93a287e.zip?sv=2021-08-06&se=2024-03-15T04%3A36%3A23Z&sr=c&sp=rl&sig=6aA4ZjMp53nYKL3DcsVCdqNn9Ot3llZbivGTlPDzrwA%3D>)
### System.Text.Perf_Ascii.EqualsIgnoreCase_ExactlyTheSame_Chars(Size: 6)

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Text.Perf_Ascii.EqualsIgnoreCase_ExactlyTheSame_Bytes(Size: 6)

#### 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 | x64
OS | Windows 10.0.18362
Queue | TigerWindows
Baseline | [e3af00bf62f3280b4db46e2a01caf68a4dd5c991](https://github.com/dotnet/runtime/commit/e3af00bf62f3280b4db46e2a01caf68a4dd5c991)
Compare | [49fe3b06cdfce737ea1c8964e01f2dd2a4e77d44](https://github.com/dotnet/runtime/commit/49fe3b06cdfce737ea1c8964e01f2dd2a4e77d44)
Diff | [Diff](https://github.com/dotnet/runtime/compare/e3af00bf62f3280b4db46e2a01caf68a4dd5c991...49fe3b06cdfce737ea1c8964e01f2dd2a4e77d44)
Configs | CompilationMode:tiered, RunKind:micro


### Regressions in System.Collections.TryGetValueFalse&lt;Int32, Int32&gt;

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[ImmutableDictionary - Duration of single invocation](<https://pvscmdupload.blob.core.windows.net/reports/allTestHistory/refs/heads/main_x64_Windows 10.0.18362/System.Collections.TryGetValueFalse(Int32%2c%20Int32).ImmutableDictionary(Size%3a%20512).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Collections/TryGetValue/TryGetValueFalse.cs#L110-#L119>)</li><li>[📈 - ADX Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 20.47 μs | 23.18 μs | 1.13 | 0.09 | False | | |
|<ul><li>[Dictionary - Duration of single invocation](<https://pvscmdupload.blob.core.windows.net/reports/allTestHistory/refs/heads/main_x64_Windows 10.0.18362/System.Collections.TryGetValueFalse(Int32%2c%20Int32).Dictionary(Size%3a%20512).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Collections/TryGetValue/TryGetValueFalse.cs#L52-#L61>)</li><li>[📈 - ADX Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=H4sIAAAAAAAACo1U227TQBB9R+If9s02uInj0CpEuCJNLxQIConFC0JoY0/jRXuxZtdtXCG+nd1NFJpUQn6xPeNzzpwdz3gGVDcIAqTRL36ThwoQyEXDeLmAWpEsI0GpjATTx0YaJiA4RF0glUXlcQh3ul8BLXVfUCaPgBMsKmagMLYaYZKEwebsTRCTgKKwD9EenYM2X6gAp/k+WLbagOhNFeeWy5TUvRzbGzDfKG/gmnIN726lGaYx8bfz3iXzOIptuGSPMCangzT6Z2bRyKmSd2zdIPV634OpEjXjPpqpEoIfJPtDAsMsvAxe/o9pU5+YLHcMwQpUTwhMg6hNGz4jTpSJOsBulf7M74VvXxf8R30l10xCF6wT7oKbKak62nVQ+w0AawR77UKZr1Xe1p0Mz6tWs4LyOSqhXKYr8UO7QlbecLWinD36XBfaIl10rXC1qQHtakg/t4eTPFV2bQBzVe+eDrcit7SloaIm56SkBtyGhWmSDk8Gg5M0yZO342EyTs56w3Q0Oh0lrxMbJa6EboSgaAecUFz/FHQTekHnICavIrJqjyrE+82K3Sh/baABq1Oj+mU36xl4AbrhJkPrugyfnGSbn9wD0rVVGkYx8VJOOLtGBrLk7T7jmuUDZxntO0DizlhUFA15YKYiobbNA53tOTHZFIo3QmbHntptXmdbExZomOGQBZe2dfZf0u5CRyGh1JHL6Zozk9EN6OgvEw2Lru0EAAA=>)</li></ul> | 2.80 μs | 3.77 μs | 1.34 | 0.10 | True | | |

![graph](<https://pvscmdupload.blob.core.windows.net/autofilereport/autofilereports/02_20_2024/refs/heads/main_x64_Windows%2010.0.18362_Regression/System.Collections.TryGetValueFalse%28Int32%2C%20Int32%29_1.png>)
![graph](<https://pvscmdupload.blob.core.windows.net/autofilereport/autofilereports/02_20_2024/refs/heads/main_x64_Windows%2010.0.18362_Regression/System.Collections.TryGetValueFalse%28Int32%2C%20Int32%29_2.png>)
[Test Report](<https://pvscmdupload.blob.core.windows.net/autofilereport/autofilereports/02_20_2024/refs/heads/main_x64_Windows%2010.0.18362_Regression/System.Collections.TryGetValueFalse%28Int32%2C%20Int32%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.Collections.TryGetValueFalse&lt;Int32, Int32&gt;*'
```

<details>


### Payloads

[Baseline](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-ea26fbd3-7226-4f43-85d1-59f8433d7af94e161f7e6974d7dbd/966c2ee0-d0d3-423e-a06c-ff57324e7c3d.zip?sv=2021-08-06&se=2024-03-14T10%3A54%3A29Z&sr=c&sp=rl&sig=N9N2AqZzCO3Npr2iWBJ7Liz9J2Im61zBVgOOTbQm0Cg%3D>)
[Compare](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-15b005e6-05c2-4ec4-acaa-b31af7f08b54fd64f6032f94644be/ad3b8030-3fda-4c86-93fd-cb21a93a287e.zip?sv=2021-08-06&se=2024-03-15T04%3A36%3A23Z&sr=c&sp=rl&sig=6aA4ZjMp53nYKL3DcsVCdqNn9Ot3llZbivGTlPDzrwA%3D>)
### System.Collections.TryGetValueFalse&lt;Int32, Int32&gt;.ImmutableDictionary(Size: 512)

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Collections.TryGetValueFalse&lt;Int32, Int32&gt;.Dictionary(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 | x64
OS | Windows 10.0.18362
Queue | TigerWindows
Baseline | [e3af00bf62f3280b4db46e2a01caf68a4dd5c991](https://github.com/dotnet/runtime/commit/e3af00bf62f3280b4db46e2a01caf68a4dd5c991)
Compare | [49fe3b06cdfce737ea1c8964e01f2dd2a4e77d44](https://github.com/dotnet/runtime/commit/49fe3b06cdfce737ea1c8964e01f2dd2a4e77d44)
Diff | [Diff](https://github.com/dotnet/runtime/compare/e3af00bf62f3280b4db46e2a01caf68a4dd5c991...49fe3b06cdfce737ea1c8964e01f2dd2a4e77d44)
Configs | CompilationMode:tiered, RunKind:micro


### Regressions in System.Collections.Sort&lt;BigStruct&gt;

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[List - Duration of single invocation](<https://pvscmdupload.blob.core.windows.net/reports/allTestHistory/refs/heads/main_x64_Windows 10.0.18362/System.Collections.Sort(BigStruct).List(Size%3a%20512).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Collections/Sort.cs#L59-#L60>)</li><li>[📈 - ADX Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 7.21 μs | 11.43 μs | 1.58 | 0.61 | False | | |
|<ul><li>[Array - Duration of single invocation](<https://pvscmdupload.blob.core.windows.net/reports/allTestHistory/refs/heads/main_x64_Windows 10.0.18362/System.Collections.Sort(BigStruct).Array(Size%3a%20512).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Collections/Sort.cs#L44-#L45>)</li><li>[📈 - ADX Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 7.51 μs | 11.76 μs | 1.56 | 0.65 | False | | |

![graph](<https://pvscmdupload.blob.core.windows.net/autofilereport/autofilereports/02_20_2024/refs/heads/main_x64_Windows%2010.0.18362_Regression/System.Collections.Sort%28BigStruct%29_1.png>)
![graph](<https://pvscmdupload.blob.core.windows.net/autofilereport/autofilereports/02_20_2024/refs/heads/main_x64_Windows%2010.0.18362_Regression/System.Collections.Sort%28BigStruct%29_2.png>)
[Test Report](<https://pvscmdupload.blob.core.windows.net/autofilereport/autofilereports/02_20_2024/refs/heads/main_x64_Windows%2010.0.18362_Regression/System.Collections.Sort%28BigStruct%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.Collections.Sort&lt;BigStruct&gt;*'
```

<details>


### Payloads

[Baseline](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-ea26fbd3-7226-4f43-85d1-59f8433d7af94e161f7e6974d7dbd/966c2ee0-d0d3-423e-a06c-ff57324e7c3d.zip?sv=2021-08-06&se=2024-03-14T10%3A54%3A29Z&sr=c&sp=rl&sig=N9N2AqZzCO3Npr2iWBJ7Liz9J2Im61zBVgOOTbQm0Cg%3D>)
[Compare](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-15b005e6-05c2-4ec4-acaa-b31af7f08b54fd64f6032f94644be/ad3b8030-3fda-4c86-93fd-cb21a93a287e.zip?sv=2021-08-06&se=2024-03-15T04%3A36%3A23Z&sr=c&sp=rl&sig=6aA4ZjMp53nYKL3DcsVCdqNn9Ot3llZbivGTlPDzrwA%3D>)
### System.Collections.Sort&lt;BigStruct&gt;.List(Size: 512)

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Collections.Sort&lt;BigStruct&gt;.Array(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 | x64
OS | Windows 10.0.18362
Queue | TigerWindows
Baseline | [e3af00bf62f3280b4db46e2a01caf68a4dd5c991](https://github.com/dotnet/runtime/commit/e3af00bf62f3280b4db46e2a01caf68a4dd5c991)
Compare | [49fe3b06cdfce737ea1c8964e01f2dd2a4e77d44](https://github.com/dotnet/runtime/commit/49fe3b06cdfce737ea1c8964e01f2dd2a4e77d44)
Diff | [Diff](https://github.com/dotnet/runtime/compare/e3af00bf62f3280b4db46e2a01caf68a4dd5c991...49fe3b06cdfce737ea1c8964e01f2dd2a4e77d44)
Configs | CompilationMode:tiered, RunKind:micro


### Regressions in System.Buffers.Tests.SearchValuesByteTests

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[IndexOfAnyExcept - Duration of single invocation](<https://pvscmdupload.blob.core.windows.net/reports/allTestHistory/refs/heads/main_x64_Windows 10.0.18362/System.Buffers.Tests.SearchValuesByteTests.IndexOfAnyExcept(Values%3a%20%22abcdefABCDEF0123456789%22).html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Buffers/SearchValuesByteTests.cs#L55-#L56>)</li><li>[📈 - ADX Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 9.34 ns | 11.14 ns | 1.19 | 0.06 | False | | |

![graph](<https://pvscmdupload.blob.core.windows.net/autofilereport/autofilereports/02_20_2024/refs/heads/main_x64_Windows%2010.0.18362_Regression/System.Buffers.Tests.SearchValuesByteTests_1.png>)
[Test Report](<https://pvscmdupload.blob.core.windows.net/autofilereport/autofilereports/02_20_2024/refs/heads/main_x64_Windows%2010.0.18362_Regression/System.Buffers.Tests.SearchValuesByteTests.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.SearchValuesByteTests*'
```

<details>


### Payloads

[Baseline](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-ea26fbd3-7226-4f43-85d1-59f8433d7af94e161f7e6974d7dbd/966c2ee0-d0d3-423e-a06c-ff57324e7c3d.zip?sv=2021-08-06&se=2024-03-14T10%3A54%3A29Z&sr=c&sp=rl&sig=N9N2AqZzCO3Npr2iWBJ7Liz9J2Im61zBVgOOTbQm0Cg%3D>)
[Compare](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-15b005e6-05c2-4ec4-acaa-b31af7f08b54fd64f6032f94644be/ad3b8030-3fda-4c86-93fd-cb21a93a287e.zip?sv=2021-08-06&se=2024-03-15T04%3A36%3A23Z&sr=c&sp=rl&sig=6aA4ZjMp53nYKL3DcsVCdqNn9Ot3llZbivGTlPDzrwA%3D>)
### System.Buffers.Tests.SearchValuesByteTests.IndexOfAnyExcept(Values: "abcdefABCDEF0123456789")

#### 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 | x64
OS | Windows 10.0.18362
Queue | TigerWindows
Baseline | [e3af00bf62f3280b4db46e2a01caf68a4dd5c991](https://github.com/dotnet/runtime/commit/e3af00bf62f3280b4db46e2a01caf68a4dd5c991)
Compare | [49fe3b06cdfce737ea1c8964e01f2dd2a4e77d44](https://github.com/dotnet/runtime/commit/49fe3b06cdfce737ea1c8964e01f2dd2a4e77d44)
Diff | [Diff](https://github.com/dotnet/runtime/compare/e3af00bf62f3280b4db46e2a01caf68a4dd5c991...49fe3b06cdfce737ea1c8964e01f2dd2a4e77d44)
Configs | CompilationMode:tiered, RunKind:micro


### Regressions in PerfLabTests.CastingPerf

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[ObjFooIsObj2 - Duration of single invocation](<https://pvscmdupload.blob.core.windows.net/reports/allTestHistory/refs/heads/main_x64_Windows 10.0.18362/PerfLabTests.CastingPerf.ObjFooIsObj2.html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/runtime/perflab/CastingPerf.cs#L153-#L158>)</li><li>[📈 - ADX Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 311.83 μs | 362.26 μs | 1.16 | 0.00 | True | | |
|<ul><li>[IFooFooIsIFoo - Duration of single invocation](<https://pvscmdupload.blob.core.windows.net/reports/allTestHistory/refs/heads/main_x64_Windows 10.0.18362/PerfLabTests.CastingPerf.IFooFooIsIFoo.html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/runtime/perflab/CastingPerf.cs#L207-#L212>)</li><li>[📈 - ADX Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 311.83 μs | 363.82 μs | 1.17 | 0.00 | True | | |
|<ul><li>[FooObjCastIfIsa - Duration of single invocation](<https://pvscmdupload.blob.core.windows.net/reports/allTestHistory/refs/heads/main_x64_Windows 10.0.18362/PerfLabTests.CastingPerf.FooObjCastIfIsa.html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/runtime/perflab/CastingPerf.cs#L298-#L304>)</li><li>[📈 - ADX Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=H4sIAAAAAAAACo1UYW/TMBD9jsR/8DcnkLVZO9BWKYiubKOwQin9hhByk2tyU2xHZ2drJsRvx06rsnYSypcofnnv3fPpLjMQpiaQoKx58Zs9FEDALmssswVUmiUJ45m2CmyfamVRAj9kXZJQadHyCNamX4DITF8KVEfEMaUFWkitq8ZQsYBv3p7xiHFB0r2Ee/YSjP0iJHjP93wOtL4VKw+a3kQYiyr3WO9a66+rO49M11Mj/lVb1Gqi1RrzmoRFrcwPPtGywrI9zXQG/CdL/jBu0dEz/vJ/Sgd9RpXtFBJT0k8EaEBWtgmeCcfahh1oU21uy3vZ9qcL/5O5Ujkq6ML1xl14M610x7ieOlUWqCJwzy6Sea6XTdUp8LxoDKainJOW2iNdhR+bFWF2U+qVKPGxxbrIFoNF1wpXmwrIzb5qB/NwVCfa7QXQUle7t8OxXzrZdytkxd6xTFjwKxQM4sHw5PT0ZBAv44vRMB4N3vTOL+Kz4cX56zgexbEvYWopBeEjMEH5Lyk2QWvoE0TsVchWzVGFaL86kR/lbzXU4Hwq0ndu7Z6RF2Dq0ibkUmfBk5ts8fE9kMid0zCMWGvljZNrQlBZ2ewR36z24COT+wbE/B3TQpBlD2gLFhjXPDDJXhOxTarLWqrkOFOzxU2yDeGIFm0JCf/gWud+Fs3u6CUsUCb0mKlKtInYgAn/AiJHx9zOBAAA>)</li></ul> | 364.28 μs | 420.81 μs | 1.16 | 0.03 | False | | |

![graph](<https://pvscmdupload.blob.core.windows.net/autofilereport/autofilereports/02_20_2024/refs/heads/main_x64_Windows%2010.0.18362_Regression/PerfLabTests.CastingPerf_1.png>)
![graph](<https://pvscmdupload.blob.core.windows.net/autofilereport/autofilereports/02_20_2024/refs/heads/main_x64_Windows%2010.0.18362_Regression/PerfLabTests.CastingPerf_2.png>)
![graph](<https://pvscmdupload.blob.core.windows.net/autofilereport/autofilereports/02_20_2024/refs/heads/main_x64_Windows%2010.0.18362_Regression/PerfLabTests.CastingPerf_3.png>)
[Test Report](<https://pvscmdupload.blob.core.windows.net/autofilereport/autofilereports/02_20_2024/refs/heads/main_x64_Windows%2010.0.18362_Regression/PerfLabTests.CastingPerf.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.CastingPerf*'
```

<details>


### Payloads

[Baseline](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-ea26fbd3-7226-4f43-85d1-59f8433d7af94e161f7e6974d7dbd/966c2ee0-d0d3-423e-a06c-ff57324e7c3d.zip?sv=2021-08-06&se=2024-03-14T10%3A54%3A29Z&sr=c&sp=rl&sig=N9N2AqZzCO3Npr2iWBJ7Liz9J2Im61zBVgOOTbQm0Cg%3D>)
[Compare](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-15b005e6-05c2-4ec4-acaa-b31af7f08b54fd64f6032f94644be/ad3b8030-3fda-4c86-93fd-cb21a93a287e.zip?sv=2021-08-06&se=2024-03-15T04%3A36%3A23Z&sr=c&sp=rl&sig=6aA4ZjMp53nYKL3DcsVCdqNn9Ot3llZbivGTlPDzrwA%3D>)
### PerfLabTests.CastingPerf.ObjFooIsObj2

#### ETL Files

#### Histogram

#### JIT Disasms

### PerfLabTests.CastingPerf.IFooFooIsIFoo

#### ETL Files

#### Histogram

#### JIT Disasms

### PerfLabTests.CastingPerf.FooObjCastIfIsa

#### 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 | x64
OS | Windows 10.0.18362
Queue | TigerWindows
Baseline | [e3af00bf62f3280b4db46e2a01caf68a4dd5c991](https://github.com/dotnet/runtime/commit/e3af00bf62f3280b4db46e2a01caf68a4dd5c991)
Compare | [49fe3b06cdfce737ea1c8964e01f2dd2a4e77d44](https://github.com/dotnet/runtime/commit/49fe3b06cdfce737ea1c8964e01f2dd2a4e77d44)
Diff | [Diff](https://github.com/dotnet/runtime/compare/e3af00bf62f3280b4db46e2a01caf68a4dd5c991...49fe3b06cdfce737ea1c8964e01f2dd2a4e77d44)
Configs | CompilationMode:tiered, RunKind:micro


### Regressions in System.Numerics.Tests.Perf_VectorOf&lt;Int16&gt;

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|<ul><li>[DivisionOperatorBenchmark - Duration of single invocation](<https://pvscmdupload.blob.core.windows.net/reports/allTestHistory/refs/heads/main_x64_Windows 10.0.18362/System.Numerics.Tests.Perf_VectorOf(Int16).DivisionOperatorBenchmark.html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Numerics.Vectors/Perf_VectorOfT.cs#L56-#L57>)</li><li>[📈 - ADX Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 39.54 ns | 44.49 ns | 1.13 | 0.01 | True | | |
|<ul><li>[DivideBenchmark - Duration of single invocation](<https://pvscmdupload.blob.core.windows.net/reports/allTestHistory/refs/heads/main_x64_Windows 10.0.18362/System.Numerics.Tests.Perf_VectorOf(Int16).DivideBenchmark.html>)</li><li>📝 - [Benchmark Source](<https://github.com/dotnet/performance/blob/main/src/benchmarks/micro/libraries/System.Numerics.Vectors/Perf_VectorOfT.cs#L98-#L99>)</li><li>[📈 - ADX Test Multi Config Graph](<https://dataexplorer.azure.com/clusters/dotnetperf.westus/databases/PerformanceData?query=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>)</li></ul> | 39.66 ns | 44.49 ns | 1.12 | 0.02 | True | | |

![graph](<https://pvscmdupload.blob.core.windows.net/autofilereport/autofilereports/02_20_2024/refs/heads/main_x64_Windows%2010.0.18362_Regression/System.Numerics.Tests.Perf_VectorOf%28Int16%29_1.png>)
![graph](<https://pvscmdupload.blob.core.windows.net/autofilereport/autofilereports/02_20_2024/refs/heads/main_x64_Windows%2010.0.18362_Regression/System.Numerics.Tests.Perf_VectorOf%28Int16%29_2.png>)
[Test Report](<https://pvscmdupload.blob.core.windows.net/autofilereport/autofilereports/02_20_2024/refs/heads/main_x64_Windows%2010.0.18362_Regression/System.Numerics.Tests.Perf_VectorOf%28Int16%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.Tests.Perf_VectorOf&lt;Int16&gt;*'
```

<details>


### Payloads

[Baseline](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-ea26fbd3-7226-4f43-85d1-59f8433d7af94e161f7e6974d7dbd/966c2ee0-d0d3-423e-a06c-ff57324e7c3d.zip?sv=2021-08-06&se=2024-03-14T10%3A54%3A29Z&sr=c&sp=rl&sig=N9N2AqZzCO3Npr2iWBJ7Liz9J2Im61zBVgOOTbQm0Cg%3D>)
[Compare](<https://helixdi107v0xdeko0k025g8.blob.core.windows.net/helix-job-15b005e6-05c2-4ec4-acaa-b31af7f08b54fd64f6032f94644be/ad3b8030-3fda-4c86-93fd-cb21a93a287e.zip?sv=2021-08-06&se=2024-03-15T04%3A36%3A23Z&sr=c&sp=rl&sig=6aA4ZjMp53nYKL3DcsVCdqNn9Ot3llZbivGTlPDzrwA%3D>)
### System.Numerics.Tests.Perf_VectorOf&lt;Int16&gt;.DivisionOperatorBenchmark

#### ETL Files

#### Histogram

#### JIT Disasms

### System.Numerics.Tests.Perf_VectorOf&lt;Int16&gt;.DivideBenchmark

#### 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	x64
OS	Windows 10.0.18362
Queue	TigerWindows
Baseline	e3af00bf62f3280b4db46e2a01caf68a4dd5c991
Compare	49fe3b06cdfce737ea1c8964e01f2dd2a4e77d44
Diff	Diff
Configs	CompilationMode:tiered, RunKind:micro

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio
EqualsIgnoreCase_ExactlyTheSame_Chars - Duration of single invocation 📝 - Benchmark Source 📈 - ADX Test Multi Config Graph	5.97 ns	7.36 ns	1.23	0.03	False
EqualsIgnoreCase_ExactlyTheSame_Bytes - Duration of single invocation 📝 - Benchmark Source 📈 - ADX Test Multi Config Graph	5.87 ns	7.15 ns	1.22	0.03	False

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio
ImmutableDictionary - Duration of single invocation 📝 - Benchmark Source 📈 - ADX Test Multi Config Graph	20.47 μs	23.18 μs	1.13	0.09	False
Dictionary - Duration of single invocation 📝 - Benchmark Source 📈 - ADX Test Multi Config Graph	2.80 μs	3.77 μs	1.34	0.10	True

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio
List - Duration of single invocation 📝 - Benchmark Source 📈 - ADX Test Multi Config Graph	7.21 μs	11.43 μs	1.58	0.61	False
Array - Duration of single invocation 📝 - Benchmark Source 📈 - ADX Test Multi Config Graph	7.51 μs	11.76 μs	1.56	0.65	False

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector
ObjFooIsObj2 - Duration of single invocation 📝 - Benchmark Source 📈 - ADX Test Multi Config Graph	311.83 μs	362.26 μs	1.16	0.00	True
IFooFooIsIFoo - Duration of single invocation 📝 - Benchmark Source 📈 - ADX Test Multi Config Graph	311.83 μs	363.82 μs	1.17	0.00	True
FooObjCastIfIsa - Duration of single invocation 📝 - Benchmark Source 📈 - ADX Test Multi Config Graph	364.28 μs	420.81 μs	1.16	0.03	False

Benchmark	Baseline	Test	Test/Base	Test Quality	Edge Detector	Baseline IR	Compare IR	IR Ratio
DivisionOperatorBenchmark - Duration of single invocation 📝 - Benchmark Source 📈 - ADX Test Multi Config Graph	39.54 ns	44.49 ns	1.13	0.01	True
DivideBenchmark - Duration of single invocation 📝 - Benchmark Source 📈 - ADX Test Multi Config Graph	39.66 ns	44.49 ns	1.12	0.02	True

Uh oh!

Performance changes related to vzeroupper emit changes #98705

Description

Run Information

Regressions in System.Tests.Perf_Char

Repro

Payloads

System.Tests.Perf_Char.Char_ToUpper(c: 'İ', cultureName: en-US)

ETL Files

Histogram

JIT Disasms

Docs

Run Information

Regressions in System.Text.Perf_Ascii

Repro

Payloads

System.Text.Perf_Ascii.EqualsIgnoreCase_ExactlyTheSame_Chars(Size: 6)

ETL Files

Histogram

JIT Disasms

System.Text.Perf_Ascii.EqualsIgnoreCase_ExactlyTheSame_Bytes(Size: 6)

ETL Files

Histogram

JIT Disasms

Docs

Run Information

Regressions in System.Collections.TryGetValueFalse<Int32, Int32>

Repro

Payloads

System.Collections.TryGetValueFalse<Int32, Int32>.ImmutableDictionary(Size: 512)

ETL Files

Histogram

JIT Disasms

System.Collections.TryGetValueFalse<Int32, Int32>.Dictionary(Size: 512)

ETL Files

Histogram

JIT Disasms

Docs

Run Information

Regressions in System.Collections.Sort<BigStruct>

Repro

Payloads

System.Collections.Sort<BigStruct>.List(Size: 512)

ETL Files

Histogram

JIT Disasms

System.Collections.Sort<BigStruct>.Array(Size: 512)

ETL Files

Histogram

JIT Disasms

Docs

Run Information

Regressions in System.Buffers.Tests.SearchValuesByteTests

Repro

Payloads

System.Buffers.Tests.SearchValuesByteTests.IndexOfAnyExcept(Values: "abcdefABCDEF0123456789")

ETL Files

Histogram

JIT Disasms

Docs

Run Information

Regressions in PerfLabTests.CastingPerf

Repro

Payloads

PerfLabTests.CastingPerf.ObjFooIsObj2

ETL Files

Histogram

JIT Disasms

PerfLabTests.CastingPerf.IFooFooIsIFoo

ETL Files

Histogram

JIT Disasms

PerfLabTests.CastingPerf.FooObjCastIfIsa

ETL Files

Histogram

JIT Disasms

Docs

Run Information

Regressions in System.Numerics.Tests.Perf_VectorOf<Int16>

Repro