data HWInstruction nocycle {
	int iid
	int ex1
	int ex2
	int ex3
	int ex4
	int registers[]
	const byte REGISTER_TYPE_P = 1
	const byte REGISTER_TYPE_R = 2
	const byte REGISTER_TYPE_D = 3
	const byte REGISTER_TYPE_C = 4
	byte registerTypes[]
	
	//reference to another instruction, e.g. for if- or jump-instructions
	HWInstruction ref
	//whether or not the ref'd instruction is before this one, in the instruction stream
	bool refBefore
	//offset of this instruction in the instruction stream
	int offset
	//offset of the reference-address (which needs to be filled in to point at the offset field of some other instruction)
	int refAddress
	//named local function, referenced by local calls
	char functionNameRef[]
	//line number
	int lineNumber
	//reference to the instruction which is first-executed by this instruction (i.e. its first operand, recursively)
	HWInstruction firstOp
}