diff --git a/samples/Makefile b/samples/Makefile
new file mode 100644
index 0000000..27b17ba
--- /dev/null
+++ b/samples/Makefile
@@ -0,0 +1,7 @@
+AS = wdc816as
+ASFLAGS = -L
+
+all: instructions.obj
+
+%.obj : %.asm
+	$(AS) $(ASFLAGS) $< -o $@
diff --git a/samples/instructions.asm b/samples/instructions.asm
new file mode 100644
index 0000000..b5658d9
--- /dev/null
+++ b/samples/instructions.asm
@@ -0,0 +1,272 @@
+	brk	$12
+	ora	(<$12,x)
+	cop	$12
+	ora	<$12,s
+	tsb	<$12
+	ora	<$12
+	asl	<$12
+	ora	[<$12]
+	php
+	ora	#$1234
+	asl
+	phd
+	tsb	|$1234
+	ora	|$1234
+	asl	|$1234
+	ora	>$123456
+	;
+	bpl	*+2
+	ora	(<$12),y
+	ora	(<$12)
+	ora	(<$12,s),y
+	trb	<$12
+	ora	<$12,x
+	asl	<$12,x
+	ora	[<$12],y
+	clc
+	ora	|$1234,y
+	inc
+	tcs
+	trb	|$1234
+	ora	|$1234,x
+	asl	|$1234,x
+	ora	>$123456,x
+	;
+	jsr	|$1234
+	and	(<$12,x)
+	jsl	>$123456
+	and	<$12,s
+	bit	<$12
+	and	<$12
+	rol	<$12
+	and	[<$12]
+	plp
+	and	#$1234
+	rol
+	pld
+	bit	|$1234
+	and	|$1234
+	rol	|$1234
+	and	>$123456
+	;
+	bmi	*+2
+	and	(<$12),y
+	and	(<$12)
+	and	(<$12,s),y
+	bit	<$12,x
+	and	<$12,x
+	rol	<$12,x
+	and	[<$12],y
+	sec
+	and	|$1234,y
+	dec
+	tsc
+	bit	|$1234,x
+	and	|$1234,x
+	rol	|$1234,x
+	and	>$123456,x
+	;
+	rti
+	eor	(<$12,x)
+	wdm	$12
+	eor	<$12,s
+	mvp	$12,$34
+	eor	<$12
+	lsr	<$12
+	eor	[<$12]
+	pha
+	eor	#$1234
+	lsr
+	phk
+	jmp	|$1234
+	eor	|$1234
+	lsr	|$1234
+	eor	>$123456
+	;
+	bvc	*+2
+	eor	(<$12),y
+	eor	(<$12)
+	eor	(<$12,s),y
+	mvn	$12,$34
+	eor	<$12,x
+	lsr	<$12,x
+	eor	[<$12],y
+	cli
+	eor	|$1234,y
+	phy
+	tcd
+	jml	>$123456
+	eor	|$1234,x
+	lsr	|$1234,x
+	eor	>$123456,x
+	;
+	rts
+	adc	(<$12,x)
+	per	*+3
+	adc	<$12,s
+	stz	<$12
+	adc	<$12
+	ror	<$12
+	adc	[<$12]
+	pla
+	adc	#$1234
+	ror
+	rtl
+	jmp	(|$1234)
+	adc	|$1234
+	ror	|$1234
+	adc	>$123456
+	;
+	bvs	*+2
+	adc	(<$12),y
+	adc	(<$12)
+	adc	(<$12,s),y
+	stz	<$12,x
+	adc	<$12,x
+	ror	<$12,x
+	adc	[<$12],y
+	sei
+	adc	|$1234,y
+	ply
+	tdc
+	jmp	(|$1234,x)
+	adc	|$1234,x
+	ror	|$1234,x
+	adc	>$123456,x
+	;
+	bra	*+2
+	sta	(<$12,x)
+	brl	*+3
+	sta	<$12,s
+	sty	<$12
+	sta	<$12
+	stx	<$12
+	sta	[<$12]
+	dey
+	bit	#$1234
+	txa
+	phb
+	sty	|$1234
+	sta	|$1234
+	stx	|$1234
+	sta	>$123456
+	;
+	bcc	*+2
+	sta	(<$12),y
+	sta	(<$12)
+	sta	(<$12,s),y
+	sty	<$12,x
+	sta	<$12,x
+	stx	<$12,y
+	sta	[<$12],y
+	tya
+	sta	|$1234,y
+	txs
+	txy
+	stz	|$1234
+	sta	|$1234,x
+	stz	|$1234,x
+	sta	>$123456,x
+	;
+	ldy	#$1234
+	lda	(<$12,x)
+	ldx	#$1234
+	lda	<$12,s
+	ldy	<$12
+	lda	<$12
+	ldx	<$12
+	lda	[<$12]
+	tay
+	lda	#$1234
+	tax
+	plb
+	ldy	|$1234
+	lda	|$1234
+	ldx	|$1234
+	lda	>$123456
+	;
+	bcs	*+2
+	lda	(<$12),y
+	lda	(<$12)
+	lda	(<$12,s),y
+	ldy	<$12,x
+	lda	<$12,x
+	ldx	<$12,y
+	lda	[<$12],y
+	clv
+	lda	|$1234,y
+	tsx
+	tyx
+	ldy	|$1234,x
+	lda	|$1234,x
+	ldx	|$1234,y
+	lda	>$123456,x
+	;
+	cpy	#$1234
+	cmp	(<$12,x)
+	rep	#$1234
+	cmp	<$12,s
+	cpy	<$12
+	cmp	<$12
+	dec	<$12
+	cmp	[<$12]
+	iny
+	cmp	#$1234
+	dex
+	wai
+	cpy	|$1234
+	cmp	|$1234
+	dec	|$1234
+	cmp	>$123456
+	;
+	bne	*+2
+	cmp	(<$12),y
+	cmp	(<$12)
+	cmp	(<$12,s),y
+	pei	(<$12)
+	cmp	<$12,x
+	dec	<$12,x
+	cmp	[<$12],y
+	cld
+	cmp	|$1234,y
+	phx
+	stp
+	jml	[|$1234]
+	cmp	|$1234,x
+	dec	|$1234,x
+	cmp	>$123456,x
+	;
+	cpx	#$1234
+	sbc	(<$12,x)
+	sep	#$1234
+	sbc	<$12,s
+	cpx	<$12
+	sbc	<$12
+	inc	<$12
+	sbc	[<$12]
+	inx
+	sbc	#$1234
+	nop
+	xba
+	cpx	|$1234
+	sbc	|$1234
+	inc	|$1234
+	sbc	>$123456
+	;
+	beq	*+2
+	sbc	(<$12),y
+	sbc	(<$12)
+	sbc	(<$12,s),y
+	pea	|$1234
+	sbc	<$12,x
+	inc	<$12,x
+	sbc	[<$12],y
+	sed
+	sbc	|$1234,y
+	plx
+	xce
+	jsr	(|$1234,x)
+	sbc	|$1234,x
+	inc	|$1234,x
+	sbc	>$123456,x
+	;