Remove unrelated changes.

Author: rlavaee

llvm/include/llvm/CodeGen/BasicBlockSectionsProfileReader.h

@@ -47,12 +47,6 @@ struct BBPosition {
   unsigned CallsiteIndex;
 };
 
-struct PrefetchHint {
-  BBPosition SitePosition;
-  StringRef TargetFunctionName;
-  BBPosition TargetPosition;
-};
-
 // This represents the raw input profile for one function.
 struct FunctionPathAndClusterInfo {
   // BB Cluster information specified by `UniqueBBID`s.
@@ -61,7 +55,6 @@ struct FunctionPathAndClusterInfo {
   // the edge a -> b (a is not cloned). The index of the path in this vector
   // determines the `UniqueBBID::CloneID` of the cloned blocks in that path.
   SmallVector<SmallVector<unsigned>> ClonePaths;
-  SmallVector<PrefetchHint> PrefetchHints;
   SmallVector<BBPosition> PrefetchTargets;
   // Node counts for each basic block.
   DenseMap<UniqueBBID, uint64_t> NodeCounts;
@@ -99,9 +92,6 @@ class BasicBlockSectionsProfileReader {
   uint64_t getEdgeCount(StringRef FuncName, const UniqueBBID &SrcBBID,
                         const UniqueBBID &SinkBBID) const;
 
-  SmallVector<PrefetchHint>
-  getPrefetchHintsForFunction(StringRef FuncName) const;
-
   SmallVector<BBPosition>
   getPrefetchTargetsForFunction(StringRef FuncName) const;
 
@@ -213,8 +203,6 @@ class BasicBlockSectionsProfileReaderWrapperPass : public ImmutablePass {
 
   uint64_t getEdgeCount(StringRef FuncName, const UniqueBBID &SrcBBID,
                         const UniqueBBID &DestBBID) const;
-  SmallVector<PrefetchHint>
-  getPrefetchHintsForFunction(StringRef FuncName) const;
 
   SmallVector<BBPosition>
   getPrefetchTargetsForFunction(StringRef FuncName) const;

llvm/lib/CodeGen/BasicBlockSectionsProfileReader.cpp

@@ -93,12 +93,6 @@ uint64_t BasicBlockSectionsProfileReader::getEdgeCount(
   return EdgeIt->second;
 }
 
-SmallVector<PrefetchHint>
-BasicBlockSectionsProfileReader::getPrefetchHintsForFunction(
-    StringRef FuncName) const {
-  return ProgramPathAndClusterInfo.lookup(getAliasName(FuncName)).PrefetchHints;
-}
-
 SmallVector<BBPosition>
 BasicBlockSectionsProfileReader::getPrefetchTargetsForFunction(
     StringRef FuncName) const {
@@ -547,12 +541,6 @@ uint64_t BasicBlockSectionsProfileReaderWrapperPass::getEdgeCount(
   return BBSPR.getEdgeCount(FuncName, SrcBBID, SinkBBID);
 }
 
-SmallVector<PrefetchHint>
-BasicBlockSectionsProfileReaderWrapperPass::getPrefetchHintsForFunction(
-    StringRef FuncName) const {
-  return BBSPR.getPrefetchHintsForFunction(FuncName);
-}
-
 SmallVector<BBPosition>
 BasicBlockSectionsProfileReaderWrapperPass::getPrefetchTargetsForFunction(
     StringRef FuncName) const {