llvmpy/llvm/tests/test_inlining.py
2013-10-04 15:24:30 +08:00

34 lines
1.1 KiB
Python

import unittest
from llvm.core import (Module, Type, Builder, Constant, inline_function)
from .support import TestCase, tests
class TestInlining(TestCase):
def test_inline_call(self):
mod = Module.new(__name__)
callee = mod.add_function(Type.function(Type.int(), [Type.int()]),
name='bar')
builder = Builder.new(callee.append_basic_block('entry'))
builder.ret(builder.add(callee.args[0], callee.args[0]))
caller = mod.add_function(Type.function(Type.int(), []),
name='foo')
builder = Builder.new(caller.append_basic_block('entry'))
callinst = builder.call(callee, [Constant.int(Type.int(), 1234)])
builder.ret(callinst)
pre_inlining = str(caller)
self.assertIn('call', pre_inlining)
self.assertTrue(inline_function(callinst))
post_inlining = str(caller)
self.assertNotIn('call', post_inlining)
self.assertIn('2468', post_inlining)
tests.append(TestInlining)
if __name__ == '__main__':
unittest.main()