From: Toni Wilen <twilen@winuae.net>
Date: Tue, 7 Sep 2021 16:15:01 +0000 (+0300)
Subject: Fix CIA/CPU timing
X-Git-Tag: 4900~76
X-Git-Url: https://git.unchartedbackwaters.co.uk/w/?a=commitdiff_plain;h=a2d65c3a1c0d73765d4b08140819d009a55dcf10;p=francis%2Fwinuae.git

Fix CIA/CPU timing
---

diff --git a/cia.cpp b/cia.cpp
index d7fc0c20..c09b8e45 100644
--- a/cia.cpp
+++ b/cia.cpp
@@ -1971,7 +1971,7 @@ static void cia_wait_pre(int cianummask)
 	}
 
 #ifndef CUSTOM_SIMPLE
-	int div = get_cycles() % DIV10;
+	int div = (get_cycles() - eventtab[ev_cia].oldcycles) % DIV10;
 	int cycles = DIV10 - div;
 	if (cycles) {
 		if (currprefs.cpu_memory_cycle_exact)