--- a/python/irmach.py	Mon Aug 12 20:14:47 2013 +0200
+++ b/python/irmach.py	Wed Aug 14 20:12:40 2013 +0200
@@ -15,9 +15,15 @@
         self.instructions = []
 
 
-class MachIns:
+class AbstractInstruction:
     """ Absract machine instruction """
-    def __init__(self, mi):
-        self.mi = mi
+    def __init__(self, assem, src=(), dst=(), jumps=()):
+        self.assem = assem
+        self.src = tuple(src)
+        self.dst = tuple(dst)
+        self.jumps = tuple(jumps)
+
+    def __repr__(self):
+        return self.assem + str(self.src) + str(self.dst)