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).