A method and apparatus for improved access to shared memory of an electronic computing system supporting load.sub.-- linked and store.sub.-- conditional machine operations. Data objects in the shared memory are referenced by root pointers of an object directory of the shared memory. Each data object...http://www.google.com/patents/US5553267?utm_source=gb-gplus-sharePatent US5553267 - Method and apparatus for coordinating access to and modifying multiple element data objects in a shared memory