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

Each TargetRegisterClass has a per register weight, and weight limit which must be less than the limits of its pressure sets.

== Synopsis

Declared in `<llvm/CodeGen/TargetRegisterInfo.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
struct RegClassWeight;
----

== Data Members

[cols="1,4"]
|===
| Name| Description
| xref:llvm/RegClassWeight/RegWeight.adoc[`RegWeight`] 
| Weight contributed by one register from the class.
| xref:llvm/RegClassWeight/WeightLimit.adoc[`WeightLimit`] 
| Maximum total weight allowed for registers from the class.
|===



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