From 811ea2071d59e856bd2c4e7bd9d54ca4a30f46ee Mon Sep 17 00:00:00 2001
From: padz <yenatch@github.com>
Date: Tue, 9 Oct 2012 14:54:39 -0400
Subject: [PATCH] add dn macro

---
 constants.asm | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/constants.asm b/constants.asm
index 76d186b88..41f713b54 100644
--- a/constants.asm
+++ b/constants.asm
@@ -5,6 +5,10 @@ dwb: MACRO
 	db \2
 	ENDM
 
+dn: MACRO
+	db \1 << 4 + \2
+	ENDM
+
 callab: MACRO
 	ld hl, \1
 	ld a, BANK(\1)