From 037559160febc589c45b499ca5afa9e6a7648b61 Mon Sep 17 00:00:00 2001
From: Loic Nageleisen <loic.nageleisen@gmail.com>
Date: Mon, 9 Apr 2012 11:48:36 +0200
Subject: [PATCH] a little doc

---
 dcpu_16.py | 1 +
 1 file changed, 1 insertion(+)

diff --git a/dcpu_16.py b/dcpu_16.py
index 98722ee..42ffcbd 100644
--- a/dcpu_16.py
+++ b/dcpu_16.py
@@ -410,6 +410,7 @@ class CPU(object):
         if c.debug: log(c.dump_r())
 
     def run(c):
+        """step until PC is constant"""
         last_pc = 0xFFFF
         while c.pc != last_pc:
             last_pc = c.pc