Compar12

COMPAR12 is a DECUS program (No. 12-32) designed for the PDP-12 computer system to compare DIAL-MS files. It supports comparing source or binary files using one of three formats: single-word (word by word), two-word (for double precision), or three-word (for floating point). The program operates under the LAP6-DIAL system, requiring DIAL-MS I/O routines. It offers options to reference data by name or by block number, provides error reporting for discrepancies, and includes utility functions for tape management. The document also provides assembly and loading instructions.