[ctxprof] Profile format support for flat profiles

[mtrofin]

No description provided.

[mtrofin]

• [ctxprof] Profile format support for flat profiles #129592 👈 (View in Graphite)
• [ctxprof] ProfileWriter abstraction #129590 : 1 other dependent PR (#129623 )
• main

This stack of pull requests is managed by Graphite. Learn more about stacking.

[github-actions]

⚠️ C/C++ code formatter, clang-format found issues in your code. ⚠️

You can test this locally with the following command:

git-clang-format --diff 21d73ce90b4f2be759a602644c7a6b3fa7382111 510c296183e4fed1d9fd834d4ff5670cd788f3a7 --extensions h,cpp -- llvm/include/llvm/Analysis/CtxProfAnalysis.h llvm/include/llvm/ProfileData/PGOCtxProfReader.h llvm/include/llvm/ProfileData/PGOCtxProfWriter.h llvm/lib/Analysis/CtxProfAnalysis.cpp llvm/lib/ProfileData/PGOCtxProfReader.cpp llvm/lib/ProfileData/PGOCtxProfWriter.cpp llvm/lib/Transforms/IPO/ElimAvailExtern.cpp llvm/lib/Transforms/IPO/FunctionImport.cpp llvm/lib/Transforms/IPO/ModuleInliner.cpp llvm/lib/Transforms/Instrumentation/PGOCtxProfFlattening.cpp llvm/lib/Transforms/Utils/InlineFunction.cpp llvm/tools/llvm-ctxprof-util/llvm-ctxprof-util.cpp llvm/unittests/ProfileData/PGOCtxProfReaderWriterTest.cpp

View the diff from clang-format here.

diff --git a/llvm/include/llvm/ProfileData/PGOCtxProfReader.h b/llvm/include/llvm/ProfileData/PGOCtxProfReader.h
index 52a1b42f87..4445bef530 100644
--- a/llvm/include/llvm/ProfileData/PGOCtxProfReader.h
+++ b/llvm/include/llvm/ProfileData/PGOCtxProfReader.h
@@ -192,7 +192,7 @@ class PGOCtxProfileReader final {
 
   Expected<std::pair<std::optional<uint32_t>, PGOCtxProfContext>>
   readProfile(PGOCtxProfileBlockIDs Kind);
-    
+
   bool canEnterBlockWithID(PGOCtxProfileBlockIDs ID);
   Error enterBlockWithID(PGOCtxProfileBlockIDs ID);
 
diff --git a/llvm/lib/ProfileData/PGOCtxProfWriter.cpp b/llvm/lib/ProfileData/PGOCtxProfWriter.cpp
index c8ea779602..22a670e825 100644
--- a/llvm/lib/ProfileData/PGOCtxProfWriter.cpp
+++ b/llvm/lib/ProfileData/PGOCtxProfWriter.cpp
@@ -71,8 +71,7 @@ void PGOCtxProfileWriter::writeCounters(ArrayRef<uint64_t> Counters) {
 }
 
 void PGOCtxProfileWriter::writeGuid(ctx_profile::GUID Guid) {
-  Writer.EmitRecord(PGOCtxProfileRecords::Guid,
-    SmallVector<uint64_t, 1>{Guid});
+  Writer.EmitRecord(PGOCtxProfileRecords::Guid, SmallVector<uint64_t, 1>{Guid});
 }
 
 // recursively write all the subcontexts. We do need to traverse depth first to
@@ -102,9 +101,7 @@ void PGOCtxProfileWriter::startContextSection() {
   Writer.EnterSubblock(PGOCtxProfileBlockIDs::ContextsSectionBlockID, CodeLen);
 }
 
-void PGOCtxProfileWriter::endContextSection() {
-  Writer.ExitBlock();
-}
+void PGOCtxProfileWriter::endContextSection() { Writer.ExitBlock(); }
 
 void PGOCtxProfileWriter::writeContextual(const ContextNode &RootNode) {
   writeImpl(std::nullopt, RootNode);