MASK2            2054 src/dps8/dps8_cpu.h        cpu.PAR[n].AR_CHAR = (b / 9) & MASK2;
MASK2            2066 src/dps8/dps8_cpu.h      cpu.PAR[n].AR_CHAR = c & MASK2;
MASK2            2083 src/dps8/dps8_cpu.h     word2 port = (a >> 22) & MASK2;
MASK2            2449 src/dps8/dps8_eis.c 
MASK2            2536 src/dps8/dps8_eis.c             SET_AR_CHAR_BITNO (ARn, (- ((bits % 36) / 9)) & MASK2,
MASK2            2545 src/dps8/dps8_eis.c             SET_AR_CHAR_BITNO (ARn, (- ((r % 36) / 9)) & MASK2,
MASK2            2628 src/dps8/dps8_eis.c             SET_AR_CHAR_BITNO (ARn, (GET_AR_CHAR (ARn) - r)  & MASK2, 0);
MASK2            2637 src/dps8/dps8_eis.c             SET_AR_CHAR_BITNO (ARn, (-r) & MASK2, 0);
MASK2            9366 src/dps8/dps8_ins.c                                      (word3) ((GET_AR_CHAR (n) & MASK2) << 1));
MASK2            9416 src/dps8/dps8_ins.c                                      (word3) ((GET_AR_CHAR (n) & MASK2) << 1));