From 18ada212e7dda94d30e7df9b00f58f856bb8fc50 Mon Sep 17 00:00:00 2001
From: Piotr Fusik <fox@scene.pl>
Date: Fri, 9 Mar 2018 18:48:24 +0100
Subject: [PATCH] Fix coding style.

---
 libsrc/runtime/ldec.s | 19 ++++++++++++++-----
 1 file changed, 14 insertions(+), 5 deletions(-)

diff --git a/libsrc/runtime/ldec.s b/libsrc/runtime/ldec.s
index e7e891119..f8e59d5c0 100644
--- a/libsrc/runtime/ldec.s
+++ b/libsrc/runtime/ldec.s
@@ -1,5 +1,5 @@
 ;
-; Piotr Fusik, 07.03.2018
+; Piotr Fusik, 09.03.2018
 ; originally by Ullrich von Bassewitz
 ;
 ; CC65 runtime: Decrement eax by value in Y
@@ -13,15 +13,24 @@ deceaxy:
         sec
         sbc     tmp1
         bcs     @L9
-; borrow from X
+
+; Borrow from X.
+
         dex
-        cpx     #$ff
+        cpx     #$FF
         bne     @L9
-; X wrapped from zero to $ff, borrow from sreg
+
+; X wrapped from zero to $FF, borrow from sreg.
+
         dec     sreg
         cpx     sreg
         bne     @L9
-; sreg wrapped from zero to $ff, borrow from sreg+1
+
+; sreg wrapped from zero to $FF, borrow from sreg+1.
+
         dec     sreg+1
+
+; Done.
+
 @L9:    rts
 
-- 
2.39.5