1 files changed, 11 insertions, 4 deletions
diff --git a/include/llvm/Analysis/OrderedBasicBlock.h b/include/llvm/Analysis/OrderedBasicBlock.h
index 0776aa626005..ae64c0189f5e 100644
--- a/include/llvm/Analysis/OrderedBasicBlock.h
+++ b/include/llvm/Analysis/OrderedBasicBlock.h
@@ -1,9 +1,8 @@
 //===- llvm/Analysis/OrderedBasicBlock.h --------------------- -*- C++ -*-===//
 //
-//                     The LLVM Compiler Infrastructure
-//
-// This file is distributed under the University of Illinois Open Source
-// License. See LICENSE.TXT for details.
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
 //
 //===----------------------------------------------------------------------===//
 //
@@ -60,6 +59,14 @@ public:
   /// only relevant to compare relative instructions positions inside \p BB.
   /// Returns false for A == B.
   bool dominates(const Instruction *A, const Instruction *B);
+
+  /// Remove \p from the ordering, if it is present.
+  void eraseInstruction(const Instruction *I);
+
+  /// Replace \p Old with \p New in the ordering. \p New is assigned the
+  /// numbering of \p Old, so it must be inserted at the same position in the
+  /// IR.
+  void replaceInstruction(const Instruction *Old, const Instruction *New);
 };
 
 } // End llvm namespace