From e60485fe6a8154c853442ecca692579bf9f65ea8 Mon Sep 17 00:00:00 2001
From: Barry Silverman <barry@ubuntu-lynx.(none)>
Date: Thu, 7 Oct 2010 07:33:15 -0400
Subject: [PATCH] Performance fix

---
 chipsim.js | 1 +
 1 file changed, 1 insertion(+)

diff --git a/chipsim.js b/chipsim.js
index 12d7956..52870f3 100644
--- a/chipsim.js
+++ b/chipsim.js
@@ -58,6 +58,7 @@ function recalcNode(node, recalclist){
 		console.log('recalc', node, group);
 	for(var i in group){
 		var n = nodes[group[i]];
+		if(n.state==newv)continue;	/******Performance********/
 		if(n.state!=newv && ctrace && (traceTheseNodes.indexOf(n)!=-1))
 			console.log(group[i], n.state, newv);
 		n.state = newv;