[Perf] Linux/arm64: 2 Improvements on 4/11/2026 7:34:52 AM +00:00

### Run Information

Name | Value
-- | --
Architecture | arm64
OS | azurelinux 3.0
Queue | CobaltAzureLinux
Baseline | [a931a075399d742844efd7c4879032861e444152](https://github.com/dotnet/runtime/commit/a931a075399d742844efd7c4879032861e444152)
Compare | [e583c98763e224e5d6587a9d8fc732a33b1d808b](https://github.com/dotnet/runtime/commit/e583c98763e224e5d6587a9d8fc732a33b1d808b)
Diff | [Diff](https://github.com/dotnet/runtime/compare/a931a075399d742844efd7c4879032861e444152...e583c98763e224e5d6587a9d8fc732a33b1d808b)
Configs | CompilationMode:tiered, RunKind:micro

### Improvements in Interop.StructureToPtr

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

• [MarshalStructureToPtr - Duration of single invocation]()
• 📝 - [Benchmark Source]()
• [ADX - Test Multi Config Graph]()

| 112.29 ns | 45.02 ns | 0.40 | 0.23 | False | | |
|

• [MarshalPtrToStructure - Duration of single invocation]()
• 📝 - [Benchmark Source]()
• [ADX - Test Multi Config Graph]()

| 120.62 ns | 83.13 ns | 0.69 | 0.23 | False | | |

![graph]()
![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 'Interop.StructureToPtr*'
```

### Interop.StructureToPtr.MarshalStructureToPtr

#### ETL Files

#### Histogram

#### JIT Disasms

### Interop.StructureToPtr.MarshalPtrToStructure

#### 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)