dotnet / dotnet/perf-autofiling-issues

[Perf] Windows/x86: 1 Regression on 5/20/2026 11:46:12 PM +00:00

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arch-x86 bdn-update branch-refs/heads/main compilationmode-tiered kind-micro os-windows perf-regression runkind-micro runtime-coreclr untriaged
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Description

### Run Information

Name | Value
-- | --
Architecture | x86
OS | Windows 10.0.22631
Queue | ViperWindows
Baseline | [a49d0cf4bb262a0bb8a2ece002155cd0a4829dbd](https://github.com/dotnet/runtime/commit/a49d0cf4bb262a0bb8a2ece002155cd0a4829dbd)
Compare | [48a921283413c94a8153e0c1d7ab6aadf2952580](https://github.com/dotnet/runtime/commit/48a921283413c94a8153e0c1d7ab6aadf2952580)
Diff | [Diff](https://github.com/dotnet/runtime/compare/a49d0cf4bb262a0bb8a2ece002155cd0a4829dbd...48a921283413c94a8153e0c1d7ab6aadf2952580)
Configs | CompilationMode:tiered, RunKind:micro

### Regressions in IfStatements.IfStatements

Benchmark | Baseline | Test | Test/Base | Test Quality | Edge Detector | Baseline IR | Compare IR | IR Ratio
-- | -- | -- | -- | -- | -- | -- | -- | --
|

  • [Or - Duration of single invocation]()
  • 📝 - [Benchmark Source]()
  • [ADX - Test Multi Config Graph]()
| 30.60 μs | 33.37 μs | 1.09 | 0.32 | False | | |

![graph]()
[Test Report]()

### 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 'IfStatements.IfStatements*'
```

### IfStatements.IfStatements.Or

#### 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)

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