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

Bitstream block IDs used in contextual PGO profiles.

== Synopsis

Declared in `<llvm/ProfileData/PGOCtxProfWriter.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
enum PGOCtxProfileBlockIDs;
----

== Members

[cols="1,4"]
|===
| Name| Description
| `FIRST_VALID` 
| First application block ID reserved for contextual profiles.
| `ProfileMetadataBlockID` 
| Top‐level metadata block (holds the version).
| `ContextsSectionBlockID` 
| Section containing contextual profile roots.
| `ContextRootBlockID` 
| One contextual profile root and its nested contexts.
| `ContextNodeBlockID` 
| One nested context node under a root or another context.
| `FlatProfilesSectionBlockID` 
| Section containing non‐contextual (flat) profiles.
| `FlatProfileBlockID` 
| One flat profile for a single GUID.
| `UnhandledBlockID` 
| Flat profiles for contexts not attached under a root.
| `LAST_VALID` 
| Last valid contextual‐profile block ID.
|===



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