; Returns NC if there is a match
	; Does C(8,2) iterations
	ld b,$80
	ld d,matrix >> 8
	ld hl,innerloop
	push hl
	ld hl,0
	add hl,sp
outerloop:
	rlc b
	jr c,end
	ld c,b
	scf
innerloop:
	ld sp,hl ;This instruction MUST GO HERE if interrupts are enabled
	rl c
	jr c,outerloop
	ld a,(de)
	and c
	ret po
	inc e
	ld a,(de)
	and c
	ret po
	inc e
	ld a,(de)
	and c
	ret po
	inc e
	ld a,(de)
	and c
	ret po
	inc e
	ld a,(de)
	and c
	ret po
	inc e
	ld a,(de)
	and c
	ret po
	inc e
	ld a,(de)
	and c
	ret po
	inc e
	ld a,(de)
	and c
	ret po
end:
	pop hl
	ret