RS               4345 src/dps8/dps8_cpu.c     PNL (putbits36_9 (& w0,  0,       cpu.ou.RS);)
RS               4364 src/dps8/dps8_cpu.c     PNL (putbits36_9 (& w0,  18,      cpu.ou.RS);)
RS               4388 src/dps8/dps8_cpu.c          (word10) ~opcodes10 [cpu.ou.RS].reg_use);)
RS                785 src/dps8/dps8_cpu.h     word9 RS;
RS               2307 src/dps8/dps8_ins.c     PNL (cpu.ou.RS = (word9) i->opcode);
RS                 92 src/simh/sim_defs.h # ifdef RS