From: Toni Wilen <twilen@winuae.net>
Date: Tue, 31 Dec 2019 11:21:38 +0000 (+0200)
Subject: Don't do unnecessary bus error check if data comes from register without prefetches.
X-Git-Tag: 4400~210
X-Git-Url: https://git.unchartedbackwaters.co.uk/w/?a=commitdiff_plain;h=8b0360de9cf96f833a405735a0788cffb8a4aa67;p=francis%2Fwinuae.git

Don't do unnecessary bus error check if data comes from register without prefetches.
---

diff --git a/gencpu.cpp b/gencpu.cpp
index fdeb4971..d0583ba8 100644
--- a/gencpu.cpp
+++ b/gencpu.cpp
@@ -2666,7 +2666,9 @@ static void genamode2x (amodes mode, const char *reg, wordsizes size, const char
 			strcpy(g_srcname, name);	
 	}
 
-	do_instruction_buserror();
+	if (mode >= Ad16) {
+		do_instruction_buserror();
+	}
 
 	syncmovepc (getv, flags);
 	maybeaddop_ce020 (flags);