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

Optimize scalar/vector interactions in IR using target cost models.

== Synopsis

Declared in `<llvm/Transforms/Vectorize/VectorCombine.h>`

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

== Base Classes

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

== Member Functions

[cols="1,4"]
|===
| Name| Description
| xref:llvm/VectorCombinePass/2constructor.adoc[`VectorCombinePass`]         [.small]#[constructor]#
| Construct a vector combine pass.
| xref:llvm/VectorCombinePass/run.adoc[`run`] 
| Run vector combine optimizations over the function.
|===


== Static Member Functions

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



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