(0xc6, Instr(Mnemonic.xchb, F_B)), (0xd6, Instr(Mnemonic.xchb, F_Rn)),
(0xd6, Instr(Mnemonic.xchb, F_Rn)), (0x65, Instr(Mnemonic.xor, F_B_A)),
(0xb6, Instr(Mnemonic.xchb, F_A)), (0xc6, Instr(Mnemonic.xchb, F_B)),