RN                119 tools/chdk_dasm.c #define RNbits	RN(15)
RN                122 tools/chdk_dasm.c #define RN_is(x)	((instr&RNbits)==RN(x))
RN                716 tools/chdk_dasm.c             && ((instr&(RNbits+Ibit+Sbit))==RN(15)+Ibit)	/* imm, no S */