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

Create a pass that splits GEPs into a base and constant offset.

== Synopsis

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

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
xref:llvm/FunctionPass.adoc[FunctionPass]*
createSeparateConstOffsetFromGEPPass(bool LowerGEP = false);
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== Description

Improves CSE by separating constant offsets from GEP address calculations.

== Return Value

The newly created FunctionPass.

== Parameters

[cols="1,4"]
|===
| Name| Description
| *LowerGEP*
| If true, also lower multi‐index GEPs to single‐index GEPs and extract struct‐field offsets.
|===


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