FXM4 415 arch/powerpc/xmon/ppc-opc.c #define IMM20 FXM4 + 2 FXM4 4726 arch/powerpc/xmon/ppc-opc.c {"mfcr", XFXM(31,19,0,0), XFXFXM_MASK, COM, 0, {RT, FXM4}},