G0CH:		CALL RE
		MOV AX, [IMM]
		CMP AX, 3
		JZ G0CH3
		OR AH, AH
		JNZ G0CHF
		OR BYTE PTR [FLAGS], 2
		RET
G0CH3:		DEC BYTE PTR [OPCODE]
		RET
G0CHF:		MOV AL, 7
		JMP FAIL
