[#llvm-LoopInterchangePass]
= xref:llvm.adoc[llvm]::LoopInterchangePass
:relfileprefix: ../
:mrdocs:

Pass that interchanges nested loops to improve locality and performance.

== Synopsis

Declared in `<llvm/Transforms/Scalar/LoopInterchange.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
struct LoopInterchangePass
    : xref:llvm/OptionalPassInfoMixin-0246.adoc[OptionalPassInfoMixin<LoopInterchangePass>]
----

== Base Classes

[cols="1,4"]
|===
| Name| Description
| `xref:llvm/OptionalPassInfoMixin-0246.adoc[OptionalPassInfoMixin<LoopInterchangePass>]`
| A CRTP mix‐in for passes that can be skipped.
|===

== Member Functions

[cols="1,4"]
|===
| Name| Description
| xref:llvm/LoopInterchangePass/run.adoc[`run`] 
| Run loop interchange over the loop nest.
|===


== Static Member Functions

[cols="1,4"]
|===
| Name| Description
| xref:llvm/LoopInterchangePass/isRequired.adoc[`isRequired`] 
| Return false; optional passes may be skipped.
|===



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