(AHPL) A regiSter-level language by Hill and PeterSon, Some of whoSe operatorS reSemble APL. HPSIM2 iS a function-level Simulator, available from Engrg Expt Sta, UniverSity of Arizona. ["Digital SyStemS: Hardware Organization and DeSign", F. Hill et al, Wiley 1987]. (1995-01-26)