U-code

from The Free On-line Dictionary of Computing (8 July 2008)

U-Code

   Universal Pascal Code.  Intermediate language, a
   generalisation of P-code for easier optimisation.  Developed
   originally for the Los Alamos Cray-1 and the Lawrence
   Livermore S-1.  A refined version currently used by MIPS
   compilers is descended from one at Stanford U.  "Machine
   Independent Pascal Code Optimisation", D.R. Perkins et al,
   SIGPLAN Notices 14(8): 201-201 (1979).  "A Transporter's Guide
   to the Stanford U-Code Compiler System", P. Nye et al, TR CSL
   Stanford U, June 1983.  (See HPcode).