llvmpy/test/clonemodule.py
2012-10-19 16:18:24 -05:00

46 lines
1 KiB
Python

#!/usr/bin/env python
# Import the llvm-py modules.
from llvm import *
from llvm.core import *
import logging
import unittest
class TestCloneModule(unittest.TestCase):
def test_example(self):
my_module = Module.new('my_module')
ty_int = Type.int() # by default 32 bits
ty_func = Type.function(ty_int, [ty_int, ty_int])
f_sum = my_module.add_function(ty_func, "sum")
self.assertEqual(str(f_sum).strip(), 'declare i32 @sum(i32, i32)')
f_sum.args[0].name = "a"
f_sum.args[1].name = "b"
bb = f_sum.append_basic_block("entry")
builder = Builder.new(bb)
tmp = builder.add(f_sum.args[0], f_sum.args[1], "tmp")
self.assertEqual(str(tmp).strip(), '%tmp = add i32 %a, %b')
builder.ret(tmp)
cloned = my_module.clone()
self.assertTrue(id(cloned) != id(my_module))
self.assertTrue(str(cloned) == str(my_module))
self.assertTrue(cloned == my_module)
if __name__ == '__main__':
unittest.main()