diff --git a/calculator.asm b/calculator.asm
index 88aef53..6e0c31e 100644
--- a/calculator.asm
+++ b/calculator.asm
@@ -88,6 +88,8 @@ stEmit:
 
 tmpWordHigh: data 0
 tmpWordLow: data 0
+tmpWord2High: data 0
+tmpWord2Low: data 0
 
 ; in:
 ;  r0:r1 = word
@@ -110,6 +112,20 @@ tmpLoadWord23:
 	load r3, tmpWordLow
 	ret
 
+; in:
+;  r0:r1 = word
+tmp2StoreWord01:
+	store tmpWord2High, r0
+	store tmpWord2Low, r1
+	ret
+
+; out:
+;  r0:r1 = word
+tmp2LoadWord01:
+	load r0, tmpWord2High
+	load r1, tmpWord2Low
+	ret
+
 ; out:
 ;  r0:r1 = word
 ; clobbers: