--- old/src/share/vm/runtime/deoptimization.cpp	Tue Sep  6 17:46:28 2011
+++ new/src/share/vm/runtime/deoptimization.cpp	Tue Sep  6 17:46:28 2011
@@ -486,9 +486,10 @@
                                       frame_sizes,
                                       frame_pcs,
                                       return_type);
-  // On some platforms, we need a way to pass fp to the unpacking code
-  // so the skeletal frames come out correct.
-  info->set_initial_fp((intptr_t) array->sender().fp());
+  // On some platforms, we need a way to pass some platform dependent
+  // information to the unpacking code so the skeletal frames come out
+  // correct (initial fp value, unextended sp, ...)
+  info->set_initial_fp((intptr_t) array->sender().initial_deoptimization_info());
 
   if (array->frames() > 1) {
     if (VerifyStack && TraceDeoptimization) {