--- a/src/share/vm/graal/graalCompilerToVM.cpp	Fri Jun 21 18:26:52 2013 +0200
+++ b/src/share/vm/graal/graalCompilerToVM.cpp	Fri Jun 21 22:04:46 2013 +0200
@@ -1157,7 +1157,8 @@
 C2V_END
 
 
-C2V_VMENTRY(void, invalidateInstalledCode, (JNIEnv *env, jobject, jlong nativeMethod))
+C2V_VMENTRY(void, invalidateInstalledCode, (JNIEnv *env, jobject, jobject hotspotInstalledCode))
+  jlong nativeMethod = HotSpotInstalledCode::codeBlob(hotspotInstalledCode);
   nmethod* m = (nmethod*)nativeMethod;
   if (!m->is_not_entrant()) {
     m->mark_for_deoptimization();
@@ -1167,11 +1168,6 @@
 C2V_END
 
 
-C2V_VMENTRY(jboolean, isInstalledCodeValid, (JNIEnv *env, jobject, jlong nativeMethod))
-  nmethod* m = (nmethod*)nativeMethod;
-  return m->is_alive() && !m->is_not_entrant();
-C2V_END
-
 #define CC (char*)  /*cast a literal from (const char*)*/
 #define FN_PTR(f) CAST_FROM_FN_PTR(void*, &(c2v_ ## f))
 
@@ -1249,8 +1245,7 @@
   {CC"getLocalVariableTable",         CC"("HS_RESOLVED_METHOD")["LOCAL,                                 FN_PTR(getLocalVariableTable)},
   {CC"getFileName",                   CC"("HS_RESOLVED_JAVA_TYPE")"STRING,                              FN_PTR(getFileName)},
   {CC"reprofile",                     CC"("METASPACE_METHOD")V",                                        FN_PTR(reprofile)},
-  {CC"invalidateInstalledCode",       CC"(J)V",                                                         FN_PTR(invalidateInstalledCode)},
-  {CC"isInstalledCodeValid",          CC"(J)Z",                                                         FN_PTR(isInstalledCodeValid)},
+  {CC"invalidateInstalledCode",       CC"("HS_INSTALLED_CODE")V",                                       FN_PTR(invalidateInstalledCode)},
 };
 
 int CompilerToVM_methods_count() {