--- old/src/cpu/sparc/vm/cppInterpreter_sparc.cpp	2009-01-20 02:13:44.000000000 -0800
+++ new/src/cpu/sparc/vm/cppInterpreter_sparc.cpp	2009-01-20 02:13:44.000000000 -0800
@@ -1017,6 +1017,7 @@
   const int slop_factor = 2*wordSize;
 
   const int fixed_size = ((sizeof(BytecodeInterpreter) + slop_factor) >> LogBytesPerWord) + // what is the slop factor?
+                         methodOopDesc::extra_stack() +  // extra push slot for MH insertion
                          frame::memory_parameter_word_sp_offset +  // register save area + param window
                          (native ?  frame::interpreter_frame_extra_outgoing_argument_words : 0); // JNI, class
 
@@ -1163,6 +1164,8 @@
   __ st_ptr(O2, XXX_STATE(_stack));                // PREPUSH
 
   __ lduh(max_stack, O3);                      // Full size expression stack
+  if (MethodHandle)
+    __ inc(O3, methodOopDesc::extra_stack());
   __ sll(O3, LogBytesPerWord, O3);
   __ sub(O2, O3, O3);
 //  __ sub(O3, wordSize, O3);                    // so prepush doesn't look out of bounds
@@ -2017,7 +2020,9 @@
 
   const int fixed_size = sizeof(BytecodeInterpreter)/wordSize +           // interpreter state object
                          frame::memory_parameter_word_sp_offset;   // register save area + param window
-  return (round_to(max_stack +
+  const int extra_stack = methodOopDesc::extra_stack();
+    return (round_to(max_stack +
+                   extra_stack +
                    slop_factor +
                    fixed_size +
                    monitor_size +
@@ -2104,7 +2109,8 @@
   // Need +1 here because stack_base points to the word just above the first expr stack entry
   // and stack_limit is supposed to point to the word just below the last expr stack entry.
   // See generate_compute_interpreter_state.
-  to_fill->_stack_limit = stack_base - (method->max_stack() + 1);
+  int extra_stack = methodOopDesc::extra_stack();
+  to_fill->_stack_limit = stack_base - (method->max_stack() + 1 + extra_stack);
   to_fill->_monitor_base = (BasicObjectLock*) monitor_base;
 
   // sparc specific