ctest            3557 src/dps8/dps8_eis.c     word9 ctest = 0;
ctest            3569 src/dps8/dps8_eis.c               ctest = (duo >> 13) & 017;
ctest            3572 src/dps8/dps8_eis.c               ctest = (duo >> 12) & 077;
ctest            3575 src/dps8/dps8_eis.c               ctest = (duo >> 9) & 0777;
ctest            3581 src/dps8/dps8_eis.c         ctest = EISget469 (2, 0);
ctest            3591 src/dps8/dps8_eis.c             ctest &= 017;    // keep 4-bits
ctest            3594 src/dps8/dps8_eis.c             ctest &= 077;    // keep 6-bits
ctest            3597 src/dps8/dps8_eis.c             ctest &= 0777;   // keep 9-bits
ctest            3608 src/dps8/dps8_eis.c         word9 c = ((~mask) & (yCharn1 ^ ctest)) & 0777;
ctest            3729 src/dps8/dps8_eis.c     word9 ctest = 0;
ctest            3741 src/dps8/dps8_eis.c               ctest = (duo >> 13) & 017;
ctest            3744 src/dps8/dps8_eis.c               ctest = (duo >> 12) & 077;
ctest            3747 src/dps8/dps8_eis.c               ctest = (duo >> 9) & 0777;
ctest            3753 src/dps8/dps8_eis.c         ctest = EISget469 (2, 0);
ctest            3763 src/dps8/dps8_eis.c             ctest &= 017;    // keep 4-bits
ctest            3766 src/dps8/dps8_eis.c             ctest &= 077;    // keep 6-bits
ctest            3769 src/dps8/dps8_eis.c             ctest &= 0777;   // keep 9-bits
ctest            3779 src/dps8/dps8_eis.c         word9 c = ((~mask) & (yCharn1 ^ ctest)) & 0777;