; make org safer (impossible to overwrite previously assembled bytes) and count padding
org macro address
	if notZ80(MOMCPU)
		if address < *
			if assembleZ80SoundDriver
				error "too much stuff before org $\{address} ($\{(*-address)} bytes)"
			else
				error "too much stuff before org $\{address} ($\{(*-address)} bytes) ... try setting assembleZ80SoundDriver=1 in the asm file"
			endif
		elseif address > *
paddingSoFar	set paddingSoFar + address - *
			!org address
		endif
    endm

; define the cnop pseudo-instruction
cnop macro offset,alignment
		org (*-1+(alignment)-((*-1+(-(offset)))#(alignment)))
    endm