private static synchronized void initialize(TypeDataBase db) { Type type = db.lookupType("InterpreterCodelet"); sizeField = type.getCIntegerField("_size"); descriptionField = type.getAddressField("_description"); isSafepointSafeField = type.getJIntField("_is_safepoint_safe"); bytecodeField = type.getCIntegerField("_bytecode"); instanceSize = type.getSize(); }