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

Analyze how the current instruction or bundle uses a physical register.

== Synopsis

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

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
xref:llvm/PhysRegInfo.adoc[PhysRegInfo]
AnalyzePhysRegInBundle(
    xref:llvm/MachineInstr.adoc[MachineInstr] const& MI,
    xref:llvm/Register.adoc[Register] Reg,
    xref:llvm/TargetRegisterInfo.adoc[TargetRegisterInfo] const* TRI);
----

== Description

This function should not be called after operator++(), it expects a fresh iterator.

== Return Value

A filled‐in PhysRegInfo struct.

== Parameters

[cols="1,4"]
|===
| Name| Description
| *MI*
| The instruction or bundle header to analyze.
| *Reg*
| The physical register to analyze.
| *TRI*
| Target register info used to resolve aliases and super‐regs.
|===


[.small]#Created with https://www.mrdocs.com[MrDocs]#