diff a/src/hotspot/cpu/ppc/frame_ppc.hpp b/src/hotspot/cpu/ppc/frame_ppc.hpp
--- a/src/hotspot/cpu/ppc/frame_ppc.hpp
+++ b/src/hotspot/cpu/ppc/frame_ppc.hpp
@@ -1,7 +1,7 @@
 /*
- * Copyright (c) 2000, 2025, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2000, 2026, Oracle and/or its affiliates. All rights reserved.
  * Copyright (c) 2012, 2025 SAP SE. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
  * under the terms of the GNU General Public License version 2 only, as
@@ -405,14 +405,20 @@
     // size, in words, of frame metadata at the frame top that needs
     // to be reserved for callee functions in the runtime
     frame_alignment                        = 16,
     frame_alignment_in_words               = frame_alignment >> LogBytesPerWord,
     // size, in words, of maximum shift in frame position due to alignment
-    align_wiggle                           =  1
+    align_wiggle                           =  1,
+    // This is wrong and unimplemented
+    sender_sp_offset                       =  0
   };
 
   static jint interpreter_frame_expression_stack_direction() { return -1; }
 
   // returns the sending frame, without applying any barriers
   inline frame sender_raw(RegisterMap* map) const;
 
+  intptr_t* repair_sender_sp(intptr_t* sender_sp, intptr_t** saved_fp_addr) const;
+  static intptr_t* repair_sender_sp(nmethod* nm, intptr_t* sp, intptr_t** saved_fp_addr);
+  bool was_augmented_on_entry(int& real_size) const;
+
 #endif // CPU_PPC_FRAME_PPC_HPP