From a7390ec3c92fc776a947cfbbd6d0126148bdd672 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Oliver=20St=C3=B6neberg?=
 <firewave@users.noreply.github.com>
Date: Sun, 10 Mar 2013 21:25:08 +0000
Subject: [PATCH] [COSMAC] R registers are supposed to contain random data on
 start-up (nw)

---
 src/emu/cpu/cosmac/cosmac.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/emu/cpu/cosmac/cosmac.c b/src/emu/cpu/cosmac/cosmac.c
index 83035d84225..a556f09259a 100644
--- a/src/emu/cpu/cosmac/cosmac.c
+++ b/src/emu/cpu/cosmac/cosmac.c
@@ -10,6 +10,7 @@
 #include "emu.h"
 #include "debugger.h"
 #include "cosmac.h"
+#include "coreutil.h"
 
 
 /*
@@ -307,7 +308,7 @@ void cosmac_device::device_reset()
 	m_ie = 0;
 	m_q = 0;
 	m_df = 0;
-	memset(m_r, 0, sizeof(m_r));
+	rand_memory(m_r, sizeof(m_r));
 }