map: Fixed de not being preserved when re-trying room door placement

diff --git a/src/map.s b/src/map.s
index 24a6ce96faea061e1ff01683abf8acd1b6a3b74e..58495845e1d5dab5b2dec7c6e9f0a5325ed0069c 100644 (file)
--- a/src/map.s
+++ b/src/map.s
@@ -631,6 +631,9 @@ map_gen_pick_direction:
   ld hl, roomb_exits
   add hl, de ; hl = room exit struct 
 
+  ; de needs to be saved
+  push de
+
   add a, a ; a * 2 = ptr offset 
   ld d, 0
   ld e, a 
@@ -645,6 +648,7 @@ map_gen_pick_direction:
   ld e, a
   ld a, [hl]
   add a, e ; this must be 0 
+  pop de ; get de back before jumping :^)
   cp a, 0
   jr nz, @again REL