# Prefetch(void*, ReadWrite, Locality)

> Prefetch a pointer.

## Definition

* **Type:** Method
* **Namespace:** [Unity.Burst.Intrinsics](/engine/6000.6/script-reference/unity/burst/intrinsics.md)
* **Assembly:** UnityEngine.BurstModule

```csharp
public static void Prefetch(void* v, Common.ReadWrite rw, Common.Locality locality = Locality.HighTemporalLocality)
```

### Parameters

**** (\[void\*]\(https\://learn.microsoft.com/dotnet/api/system.void)): The pointer to prefetch.**** (\[ReadWrite]\(/engine/6000.6/script-reference/unity/burst/intrinsics/common/readwrite)): Whether the pointer will be used for reading or writing.**** (\[Locality]\(/engine/6000.6/script-reference/unity/burst/intrinsics/common/locality)): The cache locality of the pointer.