ZCA 4008 src/dps8/dps8_cpu.c void add_dps8m_EAPU_history (word18 ZCA, word18 opcode) ZCA 4011 src/dps8/dps8_cpu.c w0 |= (ZCA & MASK18) << 18; ZCA 2375 src/dps8/dps8_cpu.h void add_dps8m_EAPU_history (word18 ZCA, word18 opcode);