public void dumpJniRefsStack () {
public void dumpJniRefsStack () throws VM_PragmaUninterruptible {
  public void dumpJniRefsStack () {    int jniRefOffset = JNIRefsTop;    VM.sysWrite("\n* * dump of JNIEnvironment JniRefs Stack * *\n");    VM.sysWrite("* JNIRefs = ");    VM.sysWrite(VM_Magic.objectAsAddress(JNIRefs));    VM.sysWrite(" * JNIRefsTop = ");    VM.sysWrite(JNIRefsTop,false);    VM.sysWrite(" * JNIRefsSavedFP = ");    VM.sysWrite(JNIRefsSavedFP);    VM.sysWrite(".\n*\n");    while ( jniRefOffset >= 0 ) {      VM.sysWrite(jniRefOffset,false);      VM.sysWrite(" ");      VM.sysWrite(VM_Magic.objectAsAddress(JNIRefs).add(jniRefOffset));      VM.sysWrite(" ");      VM_Interface.dumpRef(VM_Address.fromInt(JNIRefs[jniRefOffset >> 2]));      jniRefOffset -= 4;    }    VM.sysWrite("\n* * end of dump * *\n");  }