From: kub <derkub@gmail.com>
Date: Wed, 26 Feb 2020 19:36:46 +0000 (+0100)
Subject: fix for EI insn in cz80 (partial revert of 43e1401)
X-Git-Tag: v2.00~779
X-Git-Url: https://notaz.gp2x.de/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=91f5fbe89b3f52de91648b7eacf986d24ecc3ab0;p=picodrive.git

fix for EI insn in cz80 (partial revert of 43e1401)
---

diff --git a/cpu/cz80/cz80_op.c b/cpu/cz80/cz80_op.c
index 317e9587..b1520088 100644
--- a/cpu/cz80/cz80_op.c
+++ b/cpu/cz80/cz80_op.c
@@ -712,6 +712,8 @@ OP_EI:
 			if (CPU->IRQState)
 			{
 				afterEI = 1;
+				CPU->ExtraCycles += 1 - CPU->ICount;
+				CPU->ICount = 1;
 			}
 		}
 		else zIFF2 = (1 << 2);