--- a/src/share/vm/c1/c1_Compilation.hpp	Thu Oct 16 10:21:29 2014 +0200
+++ b/src/share/vm/c1/c1_Compilation.hpp	Wed Oct 15 16:02:50 2014 +0200
@@ -88,6 +88,7 @@
   CodeOffsets        _offsets;
   CodeBuffer         _code;
   bool               _has_access_indexed;
+  int                _interpreter_frame_size; // Stack space needed in case of a deoptimization
 
   // compilation helpers
   void initialize();
@@ -259,6 +260,21 @@
   }
 
   ciKlass* cha_exact_type(ciType* type);
+
+  // Dump inlining replay data to the stream.
+  void dump_inline_data(outputStream* out) { /* do nothing now */ }
+
+  // How much stack space would the interpreter need in case of a
+  // deoptimization (worst case)
+  void update_interpreter_frame_size(int size) {
+    if (_interpreter_frame_size < size) {
+      _interpreter_frame_size = size;
+    }
+  }
+
+  int interpreter_frame_size() const {
+    return _interpreter_frame_size;
+  }
 };