X-Git-Url: http://git.joshuawise.com/fpgaboy.git/blobdiff_plain/9a5394d1e93d850a3610d08f44b7a83b52178b77..dadf7990cbca24581bbb3c036df717dd59bdea41:/rom.asm

diff --git a/rom.asm b/rom.asm
index cd3cf2d..2e98e13 100644
--- a/rom.asm
+++ b/rom.asm
@@ -167,6 +167,18 @@ insntest:
 	jr .fail
 	rst $00
 .jr:
+
+	; Test inc16
+	ld d, $12
+	ld e, $FF
+	ld hl, .inc16fail
+	inc de
+	ld a, $13
+	cp d
+	jr nz, .fail
+	ld a, $00
+	cp e
+	jr nz, .fail
 	
 	; Test CP.
 	ld hl, .cpfail
@@ -191,24 +203,30 @@ insntest:
 	call puts
 	ret
 .fail:
+	call puts
+	ld hl, .testfailed
 	call puts
 	ret
 .insnteststr:
-	db "Testing instructions... ",$0
+	db "Testing instructions... ",0
 .pushpopfail:
-	db "PUSH/POP test failed.",$0D,$0A,0
+	db "PUSH/POP",0
 .ff:
 	db $FF
 .xorhlfail:
-	db "XOR [HL] test failed.",$0D,$0A,0
+	db "XOR [HL]",0
 .jphlfail:
-	db "JP [HL] test failed.",$0D,$0A,0
+	db "JP [HL]",0
 .jrfail:
-	db "JR test failed.",$0D,$0A,0
+	db "JR",0
 .cpfail:
-	db "CP test failed.",$0D,$0A,0
+	db "CP",0
 .cplfail:
-	db "CPL test failed.",$0D,$0A,0
+	db "CPL",0
+.inc16fail:
+	db "INC16",0
+.testfailed:
+	db " test failed.",$0D,$0A,0
 .ok:
 	db "OK!",$0D,$0A,0
 
@@ -229,9 +247,6 @@ puts:
 	ld a, [hli]
 	ld b, $00
 	cp b
-	jr z, .done
+	ret z
 	call putc
 	jr puts
-.done:
-	ret
-