HDBGRegPRR        222 src/dps8/dps8_addrmods.c     HDBGRegPRR (n, "ITP");
HDBGRegPRR        370 src/dps8/dps8_addrmods.c         HDBGRegPRR (n, "b29");
HDBGRegPRR        491 src/dps8/dps8_addrmods.c                 HDBGRegPRR (PRn, "rpx b29");
HDBGRegPRR        538 src/dps8/dps8_addrmods.c                     HDBGRegPRR (PRn, "rpx b29");
HDBGRegPRR       2652 src/dps8/dps8_ins.c             HDBGRegPRR (n, "spri");