diff --git a/tests/asm/06-formatting.asm b/tests/asm/06-formatting.asm
index f8533d8..b15f805 100644
--- a/tests/asm/06-formatting.asm
+++ b/tests/asm/06-formatting.asm
@@ -12,4 +12,5 @@ foo:	.inCLUde         "06.inc.asm"
 
 ayy: lmao:
 	   		    			   			di
+	   		    			 InC a
 ret
diff --git a/tests/asm/08-instructions.asm b/tests/asm/08-instructions.asm
index 3ecdba0..a9859b6 100644
--- a/tests/asm/08-instructions.asm
+++ b/tests/asm/08-instructions.asm
@@ -5,3 +5,99 @@
 
 ; 08-instructions.asm
 ; Exhaustive test of instruction syntax
+
+.define	COUNTER	$C010
+.define	OFFSET	6
+.define	OFFSET2	157
+
+.org $1000
+
+str1: .ascii	"Hello, world!"
+
+.org $0000
+main:
+	di
+	call	inst
+	halt
+
+.org $0066
+nmi:
+	retn
+
+.org $2000
+inst:
+	inc	a
+	inc	c
+	inc	hl
+	inc	sp
+	inc	(hl)
+	inc	( hl    )
+	inc	ix
+	inc	iyl
+	inc	(ix)
+	inc	( ix )
+	inc	(iy+0)
+	inc	(ix+3)
+	inc	(ix+OFFSET)
+	inc	(ix-OFFSET)
+	inc	( ix + 7 )
+	inc	(ix-8)
+	inc	(ix - +9)
+	inc	(iy+127)
+	inc	(iy-128)
+
+	add	a, e
+	add	a, 5
+	add	a, $12
+	add	a, (hl)
+	add	a, (ix+4)
+	add	hl, bc
+	add	ix, de
+
+	adc	a, e
+	adc	a, 5
+	adc	a, $12
+	adc	a, (hl)
+	adc	a, (ix+4)
+	adc	hl, bc
+
+	rlca
+	rrca
+	rla
+	rra
+	daa
+	cpl
+	scf
+	ccf
+	halt
+	exx
+	ei
+	di
+	cpd
+	cpdr
+	cpi
+	cpir
+	ind
+	indr
+	ini
+	inir
+	ldd
+	lddr
+	ldi
+	ldir
+	otdr
+	otir
+	outd
+	outi
+	rrd
+	rld
+
+	ld	hl, COUNTER	; H contains $C0, L contains $10
+	ld	d, (hl)		; D contains $FF (garbage)
+	ld	c, $3B		; C contains $3B
+	ld	(hl), c		; memory address $C010 contains $3B
+
+	ld	hl, str1
+	ld	b, (hl)		; B contains 'H'
+	ld	hl, (str1)	; H contains 'e', L contains 'H'
+	ld	(hl), b		; error, writing to cartridge ROM
diff --git a/tests/asm/manifest b/tests/asm/manifest
index 2a0f414..75a5147 100644
--- a/tests/asm/manifest
+++ b/tests/asm/manifest
@@ -5,3 +5,4 @@
 05-includes.asm 05-includes.gg
 06-formatting.asm 06-formatting.gg
 07-data.asm 07-data.gg
+08-instructions.asm 08-instructions.gg
diff --git a/tests/asm/roms.tar.gz b/tests/asm/roms.tar.gz
index e86fb67..10d3d10 100644
Binary files a/tests/asm/roms.tar.gz and b/tests/asm/roms.tar.gz differ