--- a/python/testcg.py	Mon Jul 22 17:57:25 2013 +0200
+++ b/python/testcg.py	Mon Jul 22 22:37:33 2013 +0200
@@ -1,22 +1,43 @@
 import unittest
 import ppci, codegen, ir
 import cortexm3 as arm
+import codegenarm
+import outstream
+
+def genTestFunction():
+    m = ir.Module('tst')
+    f = ir.Function('tst')
+    m.addFunction(f)
+    bb = ir.BasicBlock('entry')
+    f.addBasicBlock(bb)
+    return m, bb
+
 
 class testCodeGeneration(unittest.TestCase):
     def setUp(self):
         self.cg = codegen.CodeGenerator(arm.armtarget)
 
     def testFunction(self):
-        m = ir.Module('tst')
-        f = ir.Function('tst')
-        m.addFunction(f)
-        bb = ir.BasicBlock('entry')
-        f.addBasicBlock(bb)
+        m, bb = genTestFunction()
         v = ir.Value('tst')
         bb.addInstruction(ir.ImmLoad(v, 123))
         m.check()
         obj = self.cg.generate(m)
         self.assertTrue(obj)
 
+class testArmCodeGeneration(unittest.TestCase):
+    def testStack(self):
+        s = outstream.OutputStream()
+        cg = codegenarm.ArmCodeGenerator(s)
+        m, bb = genTestFunction()
+        v = ir.Value('tst')
+        bb.addInstruction(ir.Alloc(v))
+        v2 = ir.Value('tst2')
+        bb.addInstruction(ir.ImmLoad(v2, 22))
+        bb.addInstruction(ir.Store(v, v2))
+        m.check()
+        cg.generate(m)
+        s.dump()
+
 if __name__ == '__main__':
-   unittest.main()
+    unittest.main()