G24H:		CALL RA
		MOV AL, [ARGS]
		CMP AL, 2
		JNZ G24HF
		MOV AL, [OPCODE]
		AND AL, 38H
		MOV [MODRM], AL
		MOV AL, [ARGS+2]
		CMP AL, 2
		JZ G24HW
		CMP AL, 3
		JZ G24HD
		CMP AL, 4
		JZ G24HQ
G24HF:		MOV AL, 1
		JMP FAIL
G24HQ:		OR BYTE PTR [MODRM], 28H
G24HW:		MOV AL, 0DFH
		MOV [OPCODE], AL
		JMP MMODRM
G24HD:		MOV AL, 0DBH
		MOV [OPCODE], AL
		JMP MMODRM
