--- a/src/cpu/sparc/vm/frame_sparc.hpp	Fri Dec 10 15:46:59 2010 -0800
+++ b/src/cpu/sparc/vm/frame_sparc.hpp	Fri Dec 10 17:59:46 2010 -0800
@@ -22,6 +22,12 @@
  *
  */
 
+#ifndef CPU_SPARC_VM_FRAME_SPARC_HPP
+#define CPU_SPARC_VM_FRAME_SPARC_HPP
+
+#include "runtime/synchronizer.hpp"
+#include "utilities/top.hpp"
+
 // A frame represents a physical stack frame (an activation).  Frames can be
 // C or Java frames, and the Java frames can be interpreted or compiled.
 // In contrast, vframes represent source-level activations, so that one physical frame
@@ -309,3 +315,5 @@
     return reg->is_out() || reg->is_global();
 #endif
   }
+
+#endif // CPU_SPARC_VM_FRAME_SPARC_HPP