From d1b104bd6ebfaef6aa20786cc218e0f0e2e64fa1 Mon Sep 17 00:00:00 2001
From: Ivan Kosarev <ivan@kosarev.info>
Date: Fri, 1 Oct 2021 12:58:13 +0100
Subject: [PATCH] [#37] Refine __recalc_node_list().

---
 tests/z80sim/z80sim.py | 17 +++++++++--------
 1 file changed, 9 insertions(+), 8 deletions(-)

diff --git a/tests/z80sim/z80sim.py b/tests/z80sim/z80sim.py
index e255e9b..b52b1c0 100755
--- a/tests/z80sim/z80sim.py
+++ b/tests/z80sim/z80sim.py
@@ -240,17 +240,18 @@ def __recalc_node(self, n, recalc_nodes):
             for t in n.gates:
                 self.__set_transistor(t, n.state, recalc_nodes)
 
-    def __recalc_node_list(self, nodes):
-        recalc_nodes = []
-        for j in range(100):  # Loop limiter.
-            if len(nodes) == 0:
-                return
-
-            for n in nodes:
-                self.__recalc_node(n, recalc_nodes)
+    def __recalc_node_list(self, recalc_nodes):
+        attempt = 0
+        while recalc_nodes:
+            # Loop limiter.
+            attempt += 1
+            if attempt > 100:
+                break
 
             nodes = recalc_nodes
             recalc_nodes = []
+            for n in nodes:
+                self.__recalc_node(n, recalc_nodes)
 
     def __set_node(self, n, pull):
         n.pull = pull