Add test to verify new pass APIs and loop-vectorizer.

test/pass.py

@@ -0,0 +1,45 @@
+from llvm.core import *
+from llvm.passes import *
+from llvm.ee import *
+import unittest
+
+class TestPass(unittest.TestCase):
+    def test_execerise_pass_api(self):
+        # Test passes
+        ps = Pass.new(PASS_DOT_DOM_ONLY)
+        self.assertEqual(PASS_DOT_DOM_ONLY, ps.name)
+        self.assertTrue(len(ps.description))
+
+        ps = Pass.new(PASS_INLINE)
+        self.assertEqual(PASS_INLINE, ps.name)
+        self.assertTrue(len(ps.description))
+
+        # Test target specific passes
+        pm = PassManager.new()
+        pm.add(ps)
+        pm.add(TargetData.new("e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64-S128"))
+
+        tm = TargetMachine.new()
+
+        tli = TargetLibraryInfo.new(tm.triple)
+        self.assertFalse(tli.name)
+        self.assertTrue(tli.description)
+        pm.add(tli)
+
+        tti = TargetTransformInfo.new(tm)
+        self.assertFalse(tti.name)
+        self.assertTrue(tti.description)
+
+        pm.add(tti)
+
+        pmb = PassManagerBuilder.new()
+        pmb.opt_level = 3
+        pmb.loop_vectorize = True
+
+        pmb.populate(pm)
+
+
+
+if __name__ == '__main__':
+    unittest.main()
+