Regression in multiple benchmarks from value numbering

### Run Information

Architecture | x64
-- | --
OS | Windows 10.0.19042
Baseline | [9e5bb6526f968ceb2223fe81e2ad84fcc290c778](https://github.com/dotnet/runtime/commit/9e5bb6526f968ceb2223fe81e2ad84fcc290c778)
Compare | [704f023147b49692cec842427b116e9ee7e64305](https://github.com/dotnet/runtime/commit/704f023147b49692cec842427b116e9ee7e64305)
Diff | [Diff](https://github.com/dotnet/runtime/compare/9e5bb6526f968ceb2223fe81e2ad84fcc290c778...704f023147b49692cec842427b116e9ee7e64305)


### Regressions in System.Text.Encodings.Web.Tests.Perf_Encoders

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio | Baseline ETL | Compare ETL
-- | -- | -- | -- | -- | -- | -- | -- | -- | -- | --
[EncodeUtf8 - Duration of single invocation](<https://pvscmdupload.blob.core.windows.net/reports/allTestHistory/refs/heads/main_x64_Windows 10.0.19042/amd/System.Text.Encodings.Web.Tests.Perf_Encoders.EncodeUtf8(arguments%3a%20UnsafeRelaxed%2cno%20(escaping%20%2f)%20required%2c16).html>) | 13.98 ns | 15.58 ns | 1.11 | 0.02 | False | | |

![graph](<https://pvscmdupload.blob.core.windows.net/autofilereport/autofilereports/11_09_2021/refs/heads/main_x64_Windows%2010.0.19042/amd_Regression/System.Text.Encodings.Web.Tests.Perf_Encoders_1.png>)
[Test Report](<https://pvscmdupload.blob.core.windows.net/autofilereport/autofilereports/11_09_2021/refs/heads/main_x64_Windows%2010.0.19042/amd_Regression/System.Text.Encodings.Web.Tests.Perf_Encoders.html>)

### Repro

```cmd
git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Text.Encodings.Web.Tests.Perf_Encoders*'
```
<details>

### Payloads

[Baseline](<https://helixdi8s23ayyeko0k025g8.blob.core.windows.net/helix-job-7b3e9344-933a-4676-a6bf-ff14782da1de27ca3ae1a154d2884/403666ae-4760-4535-b69b-6a15a23d32f2.zip?sv=2019-07-07&se=2021-12-08T13%3A23%3A02Z&sr=c&sp=rl&sig=9x%2BE7FPjUlRekmfMcs9ucUicELZAZFTUIRY23K5KttM%3D>)
[Compare](<https://helixdi8s23ayyeko0k025g8.blob.core.windows.net/helix-job-b537e086-43f4-4338-93b1-3ab4a2d379a2731431c02e14bc9b4/faa0a925-4b18-4c05-ba0b-40fdba498914.zip?sv=2019-07-07&se=2021-12-08T22%3A22%3A22Z&sr=c&sp=rl&sig=3wRy4ZXxZBrEAtTn9qN6Pl3YXt0nWTyLqFVnGNZ7hRA%3D>)
### Histogram

#### System.Text.Encodings.Web.Tests.Perf_Encoders.EncodeUtf8(arguments: UnsafeRelaxed,no &lt;escaping /&gt; required,16)

```log

```


### 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

Architecture | x64
-- | --
OS | Windows 10.0.19042
Baseline | [9e5bb6526f968ceb2223fe81e2ad84fcc290c778](https://github.com/dotnet/runtime/commit/9e5bb6526f968ceb2223fe81e2ad84fcc290c778)
Compare | [704f023147b49692cec842427b116e9ee7e64305](https://github.com/dotnet/runtime/commit/704f023147b49692cec842427b116e9ee7e64305)
Diff | [Diff](https://github.com/dotnet/runtime/compare/9e5bb6526f968ceb2223fe81e2ad84fcc290c778...704f023147b49692cec842427b116e9ee7e64305)


### Regressions in LinqBenchmarks

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio | Baseline ETL | Compare ETL
-- | -- | -- | -- | -- | -- | -- | -- | -- | -- | --
[Where00LinqQueryX - Duration of single invocation](<https://pvscmdupload.blob.core.windows.net/reports/allTestHistory/refs/heads/main_x64_Windows 10.0.19042/amd/LinqBenchmarks.Where00LinqQueryX.html>) | 626.59 ms | 673.96 ms | 1.08 | 0.05 | False | | |

![graph](<https://pvscmdupload.blob.core.windows.net/autofilereport/autofilereports/11_09_2021/refs/heads/main_x64_Windows%2010.0.19042/amd_Regression/LinqBenchmarks_1.png>)
[Test Report](<https://pvscmdupload.blob.core.windows.net/autofilereport/autofilereports/11_09_2021/refs/heads/main_x64_Windows%2010.0.19042/amd_Regression/LinqBenchmarks.html>)

### Repro

```cmd
git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'LinqBenchmarks*'
```
<details>

### Payloads

[Baseline](<https://helixdi8s23ayyeko0k025g8.blob.core.windows.net/helix-job-7b3e9344-933a-4676-a6bf-ff14782da1de27ca3ae1a154d2884/403666ae-4760-4535-b69b-6a15a23d32f2.zip?sv=2019-07-07&se=2021-12-08T13%3A23%3A02Z&sr=c&sp=rl&sig=9x%2BE7FPjUlRekmfMcs9ucUicELZAZFTUIRY23K5KttM%3D>)
[Compare](<https://helixdi8s23ayyeko0k025g8.blob.core.windows.net/helix-job-b537e086-43f4-4338-93b1-3ab4a2d379a2731431c02e14bc9b4/faa0a925-4b18-4c05-ba0b-40fdba498914.zip?sv=2019-07-07&se=2021-12-08T22%3A22%3A22Z&sr=c&sp=rl&sig=3wRy4ZXxZBrEAtTn9qN6Pl3YXt0nWTyLqFVnGNZ7hRA%3D>)
### Histogram

#### LinqBenchmarks.Where00LinqQueryX

```log

```


### 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

Architecture | x64
-- | --
OS | Windows 10.0.19042
Baseline | [9e5bb6526f968ceb2223fe81e2ad84fcc290c778](https://github.com/dotnet/runtime/commit/9e5bb6526f968ceb2223fe81e2ad84fcc290c778)
Compare | [704f023147b49692cec842427b116e9ee7e64305](https://github.com/dotnet/runtime/commit/704f023147b49692cec842427b116e9ee7e64305)
Diff | [Diff](https://github.com/dotnet/runtime/compare/9e5bb6526f968ceb2223fe81e2ad84fcc290c778...704f023147b49692cec842427b116e9ee7e64305)


### Regressions in System.Collections.Tests.Perf_PriorityQueue&lt;Int32, Int32&gt;

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio | Baseline ETL | Compare ETL
-- | -- | -- | -- | -- | -- | -- | -- | -- | -- | --
[HeapSort - Duration of single invocation](<https://pvscmdupload.blob.core.windows.net/reports/allTestHistory/refs/heads/main_x64_Windows 10.0.19042/amd/System.Collections.Tests.Perf_PriorityQueue(Int32%2c%20Int32).HeapSort(Size%3a%20100).html>) | 2.69 μs | 3.21 μs | 1.19 | 0.07 | False | | |

![graph](<https://pvscmdupload.blob.core.windows.net/autofilereport/autofilereports/11_09_2021/refs/heads/main_x64_Windows%2010.0.19042/amd_Regression/System.Collections.Tests.Perf_PriorityQueue(Int32,%20Int32)_1.png>)
[Test Report](<https://pvscmdupload.blob.core.windows.net/autofilereport/autofilereports/11_09_2021/refs/heads/main_x64_Windows%2010.0.19042/amd_Regression/System.Collections.Tests.Perf_PriorityQueue(Int32,%20Int32).html>)

### Repro

```cmd
git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Collections.Tests.Perf_PriorityQueue&lt;Int32, Int32&gt;*'
```
<details>

### Payloads

[Baseline](<https://helixdi8s23ayyeko0k025g8.blob.core.windows.net/helix-job-7b3e9344-933a-4676-a6bf-ff14782da1de27ca3ae1a154d2884/403666ae-4760-4535-b69b-6a15a23d32f2.zip?sv=2019-07-07&se=2021-12-08T13%3A23%3A02Z&sr=c&sp=rl&sig=9x%2BE7FPjUlRekmfMcs9ucUicELZAZFTUIRY23K5KttM%3D>)
[Compare](<https://helixdi8s23ayyeko0k025g8.blob.core.windows.net/helix-job-b537e086-43f4-4338-93b1-3ab4a2d379a2731431c02e14bc9b4/faa0a925-4b18-4c05-ba0b-40fdba498914.zip?sv=2019-07-07&se=2021-12-08T22%3A22%3A22Z&sr=c&sp=rl&sig=3wRy4ZXxZBrEAtTn9qN6Pl3YXt0nWTyLqFVnGNZ7hRA%3D>)
### Histogram

#### System.Collections.Tests.Perf_PriorityQueue&lt;Int32, Int32&gt;.HeapSort(Size: 100)

```log

```


### 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

Architecture | x64
-- | --
OS | Windows 10.0.19042
Baseline | [9e5bb6526f968ceb2223fe81e2ad84fcc290c778](https://github.com/dotnet/runtime/commit/9e5bb6526f968ceb2223fe81e2ad84fcc290c778)
Compare | [704f023147b49692cec842427b116e9ee7e64305](https://github.com/dotnet/runtime/commit/704f023147b49692cec842427b116e9ee7e64305)
Diff | [Diff](https://github.com/dotnet/runtime/compare/9e5bb6526f968ceb2223fe81e2ad84fcc290c778...704f023147b49692cec842427b116e9ee7e64305)


### Regressions in System.IO.Tests.BinaryWriterExtendedTests

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio | Baseline ETL | Compare ETL
-- | -- | -- | -- | -- | -- | -- | -- | -- | -- | --
[WriteAsciiCharArray - Duration of single invocation](<https://pvscmdupload.blob.core.windows.net/reports/allTestHistory/refs/heads/main_x64_Windows 10.0.19042/amd/System.IO.Tests.BinaryWriterExtendedTests.WriteAsciiCharArray(StringLengthInChars%3a%202000000).html>) | 79.79 μs | 86.74 μs | 1.09 | 0.05 | False | | |

![graph](<https://pvscmdupload.blob.core.windows.net/autofilereport/autofilereports/11_09_2021/refs/heads/main_x64_Windows%2010.0.19042/amd_Regression/System.IO.Tests.BinaryWriterExtendedTests_1.png>)
[Test Report](<https://pvscmdupload.blob.core.windows.net/autofilereport/autofilereports/11_09_2021/refs/heads/main_x64_Windows%2010.0.19042/amd_Regression/System.IO.Tests.BinaryWriterExtendedTests.html>)

### Repro

```cmd
git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.IO.Tests.BinaryWriterExtendedTests*'
```
<details>

### Payloads

[Baseline](<https://helixdi8s23ayyeko0k025g8.blob.core.windows.net/helix-job-7b3e9344-933a-4676-a6bf-ff14782da1de27ca3ae1a154d2884/403666ae-4760-4535-b69b-6a15a23d32f2.zip?sv=2019-07-07&se=2021-12-08T13%3A23%3A02Z&sr=c&sp=rl&sig=9x%2BE7FPjUlRekmfMcs9ucUicELZAZFTUIRY23K5KttM%3D>)
[Compare](<https://helixdi8s23ayyeko0k025g8.blob.core.windows.net/helix-job-b537e086-43f4-4338-93b1-3ab4a2d379a2731431c02e14bc9b4/faa0a925-4b18-4c05-ba0b-40fdba498914.zip?sv=2019-07-07&se=2021-12-08T22%3A22%3A22Z&sr=c&sp=rl&sig=3wRy4ZXxZBrEAtTn9qN6Pl3YXt0nWTyLqFVnGNZ7hRA%3D>)
### Histogram

#### System.IO.Tests.BinaryWriterExtendedTests.WriteAsciiCharArray(StringLengthInChars: 2000000)

```log

```


### 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

Architecture | x64
-- | --
OS | Windows 10.0.19042
Baseline | [9e5bb6526f968ceb2223fe81e2ad84fcc290c778](https://github.com/dotnet/runtime/commit/9e5bb6526f968ceb2223fe81e2ad84fcc290c778)
Compare | [704f023147b49692cec842427b116e9ee7e64305](https://github.com/dotnet/runtime/commit/704f023147b49692cec842427b116e9ee7e64305)
Diff | [Diff](https://github.com/dotnet/runtime/compare/9e5bb6526f968ceb2223fe81e2ad84fcc290c778...704f023147b49692cec842427b116e9ee7e64305)


### Regressions in System.Text.Json.Tests.Perf_Reader

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio | Baseline ETL | Compare ETL
-- | -- | -- | -- | -- | -- | -- | -- | -- | -- | --
[ReadSpanEmptyLoop - Duration of single invocation](<https://pvscmdupload.blob.core.windows.net/reports/allTestHistory/refs/heads/main_x64_Windows 10.0.19042/amd/System.Text.Json.Tests.Perf_Reader.ReadSpanEmptyLoop(IsDataCompact%3a%20False%2c%20TestCase%3a%20HelloWorld).html>) | 111.66 ns | 126.26 ns | 1.13 | 0.10 | False | | |

![graph](<https://pvscmdupload.blob.core.windows.net/autofilereport/autofilereports/11_09_2021/refs/heads/main_x64_Windows%2010.0.19042/amd_Regression/System.Text.Json.Tests.Perf_Reader_1.png>)
[Test Report](<https://pvscmdupload.blob.core.windows.net/autofilereport/autofilereports/11_09_2021/refs/heads/main_x64_Windows%2010.0.19042/amd_Regression/System.Text.Json.Tests.Perf_Reader.html>)

### Repro

```cmd
git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Text.Json.Tests.Perf_Reader*'
```
<details>

### Payloads

[Baseline](<https://helixdi8s23ayyeko0k025g8.blob.core.windows.net/helix-job-7b3e9344-933a-4676-a6bf-ff14782da1de27ca3ae1a154d2884/403666ae-4760-4535-b69b-6a15a23d32f2.zip?sv=2019-07-07&se=2021-12-08T13%3A23%3A02Z&sr=c&sp=rl&sig=9x%2BE7FPjUlRekmfMcs9ucUicELZAZFTUIRY23K5KttM%3D>)
[Compare](<https://helixdi8s23ayyeko0k025g8.blob.core.windows.net/helix-job-b537e086-43f4-4338-93b1-3ab4a2d379a2731431c02e14bc9b4/faa0a925-4b18-4c05-ba0b-40fdba498914.zip?sv=2019-07-07&se=2021-12-08T22%3A22%3A22Z&sr=c&sp=rl&sig=3wRy4ZXxZBrEAtTn9qN6Pl3YXt0nWTyLqFVnGNZ7hRA%3D>)
### Histogram

#### System.Text.Json.Tests.Perf_Reader.ReadSpanEmptyLoop(IsDataCompact: False, TestCase: HelloWorld)

```log

```


### 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

Architecture | x64
-- | --
OS | Windows 10.0.19042
Baseline | [d216c7c15cb0080342f1191368afc7e5be172de0](https://github.com/dotnet/runtime/commit/d216c7c15cb0080342f1191368afc7e5be172de0)
Compare | [704f023147b49692cec842427b116e9ee7e64305](https://github.com/dotnet/runtime/commit/704f023147b49692cec842427b116e9ee7e64305)
Diff | [Diff](https://github.com/dotnet/runtime/compare/d216c7c15cb0080342f1191368afc7e5be172de0...704f023147b49692cec842427b116e9ee7e64305)


### Regressions in System.Collections.ContainsTrue&lt;String&gt;

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio | Baseline ETL | Compare ETL
-- | -- | -- | -- | -- | -- | -- | -- | -- | -- | --
[Span - Duration of single invocation](<https://pvscmdupload.blob.core.windows.net/reports/allTestHistory/refs/heads/main_x64_Windows 10.0.19042/amd/System.Collections.ContainsTrue(String).Span(Size%3a%20512).html>) | 358.31 μs | 404.10 μs | 1.13 | 0.01 | False | | |

![graph](<https://pvscmdupload.blob.core.windows.net/autofilereport/autofilereports/11_09_2021/refs/heads/main_x64_Windows%2010.0.19042/amd_Regression/System.Collections.ContainsTrue(String)_1.png>)
[Test Report](<https://pvscmdupload.blob.core.windows.net/autofilereport/autofilereports/11_09_2021/refs/heads/main_x64_Windows%2010.0.19042/amd_Regression/System.Collections.ContainsTrue(String).html>)

### Repro

```cmd
git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Collections.ContainsTrue&lt;String&gt;*'
```
<details>

### Payloads

[Baseline](<https://helixdi8s23ayyeko0k025g8.blob.core.windows.net/helix-job-0c028363-affe-4fe4-988c-bb1ccf6b017e6e5eb95cfc44980b0/cce574c0-f599-4c27-85ea-0390c36da4e1.zip?sv=2019-07-07&se=2021-12-04T16%3A11%3A06Z&sr=c&sp=rl&sig=tk3qRlmt4nYjGAek2q%2FLPXTVAC2aS0JBH0vljbiiymQ%3D>)
[Compare](<https://helixdi8s23ayyeko0k025g8.blob.core.windows.net/helix-job-b537e086-43f4-4338-93b1-3ab4a2d379a2731431c02e14bc9b4/faa0a925-4b18-4c05-ba0b-40fdba498914.zip?sv=2019-07-07&se=2021-12-08T22%3A22%3A22Z&sr=c&sp=rl&sig=3wRy4ZXxZBrEAtTn9qN6Pl3YXt0nWTyLqFVnGNZ7hRA%3D>)
### Histogram

#### System.Collections.ContainsTrue&lt;String&gt;.Span(Size: 512)

```log

```


### 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

Architecture | x64
-- | --
OS | Windows 10.0.19042
Baseline | [9e5bb6526f968ceb2223fe81e2ad84fcc290c778](https://github.com/dotnet/runtime/commit/9e5bb6526f968ceb2223fe81e2ad84fcc290c778)
Compare | [704f023147b49692cec842427b116e9ee7e64305](https://github.com/dotnet/runtime/commit/704f023147b49692cec842427b116e9ee7e64305)
Diff | [Diff](https://github.com/dotnet/runtime/compare/9e5bb6526f968ceb2223fe81e2ad84fcc290c778...704f023147b49692cec842427b116e9ee7e64305)


### Regressions in System.Buffers.Tests.ReadOnlySequenceTests&lt;Char&gt;

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio | Baseline ETL | Compare ETL
-- | -- | -- | -- | -- | -- | -- | -- | -- | -- | --
[FirstArray - Duration of single invocation](<https://pvscmdupload.blob.core.windows.net/reports/allTestHistory/refs/heads/main_x64_Windows 10.0.19042/amd/System.Buffers.Tests.ReadOnlySequenceTests(Char).FirstArray.html>) | 6.67 ns | 9.94 ns | 1.49 | 0.17 | False | | |

![graph](<https://pvscmdupload.blob.core.windows.net/autofilereport/autofilereports/11_09_2021/refs/heads/main_x64_Windows%2010.0.19042/amd_Regression/System.Buffers.Tests.ReadOnlySequenceTests(Char)_1.png>)
[Test Report](<https://pvscmdupload.blob.core.windows.net/autofilereport/autofilereports/11_09_2021/refs/heads/main_x64_Windows%2010.0.19042/amd_Regression/System.Buffers.Tests.ReadOnlySequenceTests(Char).html>)

### Repro

```cmd
git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Buffers.Tests.ReadOnlySequenceTests&lt;Char&gt;*'
```
<details>

### Payloads

[Baseline](<https://helixdi8s23ayyeko0k025g8.blob.core.windows.net/helix-job-7b3e9344-933a-4676-a6bf-ff14782da1de27ca3ae1a154d2884/403666ae-4760-4535-b69b-6a15a23d32f2.zip?sv=2019-07-07&se=2021-12-08T13%3A23%3A02Z&sr=c&sp=rl&sig=9x%2BE7FPjUlRekmfMcs9ucUicELZAZFTUIRY23K5KttM%3D>)
[Compare](<https://helixdi8s23ayyeko0k025g8.blob.core.windows.net/helix-job-b537e086-43f4-4338-93b1-3ab4a2d379a2731431c02e14bc9b4/faa0a925-4b18-4c05-ba0b-40fdba498914.zip?sv=2019-07-07&se=2021-12-08T22%3A22%3A22Z&sr=c&sp=rl&sig=3wRy4ZXxZBrEAtTn9qN6Pl3YXt0nWTyLqFVnGNZ7hRA%3D>)
### Histogram

#### System.Buffers.Tests.ReadOnlySequenceTests&lt;Char&gt;.FirstArray

```log

```


### 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>




Architecture	x64
OS	Windows 10.0.19042
Baseline	9e5bb6526f968ceb2223fe81e2ad84fcc290c778
Compare	704f023147b49692cec842427b116e9ee7e64305
Diff	Diff

Architecture	x64
OS	Windows 10.0.19042
Baseline	d216c7c15cb0080342f1191368afc7e5be172de0
Compare	704f023147b49692cec842427b116e9ee7e64305
Diff	Diff

Regression in multiple benchmarks from value numbering #61375

Description

Run Information

Regressions in System.Text.Encodings.Web.Tests.Perf_Encoders

Repro

Payloads

Histogram

System.Text.Encodings.Web.Tests.Perf_Encoders.EncodeUtf8(arguments: UnsafeRelaxed,no <escaping /> required,16)

Docs

Regressions in LinqBenchmarks

Repro

Payloads

Histogram

LinqBenchmarks.Where00LinqQueryX

Docs

Run Information

Regressions in System.Collections.Tests.Perf_PriorityQueue<Int32, Int32>

Repro

Payloads

Histogram

System.Collections.Tests.Perf_PriorityQueue<Int32, Int32>.HeapSort(Size: 100)

Docs

Run Information

Regressions in System.IO.Tests.BinaryWriterExtendedTests

Repro

Payloads

Histogram

System.IO.Tests.BinaryWriterExtendedTests.WriteAsciiCharArray(StringLengthInChars: 2000000)

Docs

Run Information

Regressions in System.Text.Json.Tests.Perf_Reader

Repro

Payloads

Histogram

System.Text.Json.Tests.Perf_Reader.ReadSpanEmptyLoop(IsDataCompact: False, TestCase: HelloWorld)

Docs

Run Information

Regressions in System.Collections.ContainsTrue<String>

Repro

Payloads

Histogram

System.Collections.ContainsTrue<String>.Span(Size: 512)

Docs

Run Information

Regressions in System.Buffers.Tests.ReadOnlySequenceTests<Char>

Repro

Payloads

Histogram

System.Buffers.Tests.ReadOnlySequenceTests<Char>.FirstArray

Docs

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