1 files changed, 11 insertions, 0 deletions
diff --git a/llvm/include/llvm/MC/MCSubtargetInfo.h b/llvm/include/llvm/MC/MCSubtargetInfo.h
index bbdac8fad5f..d8fb2dc8dcd 100644
--- a/llvm/include/llvm/MC/MCSubtargetInfo.h
+++ b/llvm/include/llvm/MC/MCSubtargetInfo.h
@@ -26,6 +26,8 @@
 #include <string>
 
 namespace llvm {
+class MachineInstr;
+class MCInst;
 
 //===----------------------------------------------------------------------===//
 ///
@@ -167,6 +169,15 @@ public:
     auto Found = std::lower_bound(ProcDesc.begin(), ProcDesc.end(), CPU);
     return Found != ProcDesc.end() && StringRef(Found->Key) == CPU;
   }
+
+  /// Returns string representation of scheduler comment
+  virtual std::string getSchedInfoStr(const MachineInstr &MI) const {
+    return std::string();
+  }
+
+  virtual std::string getSchedInfoStr(MCInst const &MCI) const {
+    return std::string();
+  }
 };
 
 } // end namespace llvm