inst_on           413 src/dps8/dps8_cpu.h     word1    inst_on; // 1: The cache memory (if active) is used for
inst_on          7448 src/dps8/dps8_ins.c                   cpu.CMR.inst_on = getbits36_1 (cpu.CY, 57 - 36);
inst_on          7715 src/dps8/dps8_ins.c                     putbits36_1 (& cpu.Ypair[1], 57 - 36, cpu.CMR.inst_on);