G1BH:		CALL EXTEND
		CALL RA
		MOV AL, [ARGS]
		CMP AL, 2
		JNZ G1BHF
		MOV AL, [ARGS+2]
		CMP AL, 2
		JZ G1BHW
		CMP AL, 3
		JZ G1BHD
G1BHF:		MOV AL, 1
		JMP FAIL
G1BHW:		OR BYTE PTR [OPCODE], 4
G1BHD:		JMP MMODRM
