def test_bitvec(self):
r = Register(32)
b = BitVecConstant(size=32, value=0)
r.write(b)
self.assertIs(r.read(), b)
def test_rd(self):
r = Register(32)
self.assertEqual(r.read(), 0)
def test_Bool(self):
r = Register(32)
b = BoolVariable(name="B")
r.write(b)
self.assertIs(r.read(), b)
def test_bitvec_flag(self):
r = Register(1)
b = BitVecConstant(size=32, value=0)
r.write(b)
# __nonzero__ (==) currently unimplemented for Bool
self.assertTrue(isinstance(r.read(), Bool))
def test_flag_trunc(self):
r = Register(1)
r.write(3)
self.assertEqual(r.read(), True)
def test_bool_write_nonflag(self):
r = Register(32)
r.write(True)
self.assertEqual(r.read(), True)
def test_flag(self):
r = Register(1)
self.assertEqual(r.read(), False)
def test_largest_write(self):
r = Register(32)
r.write(0xFFFFFFFF)
self.assertEqual(r.read(), 0xFFFFFFFF)
def test_truncate(self):
r = Register(32)
r.write(2 ** 32)
self.assertEqual(r.read(), 0)
def test_basic_write(self):
r = Register(32)
r.write(1)
self.assertEqual(r.read(), 1)
def test_Bool(self):
r = Register(32)
b = Bool()
r.write(b)
self.assertIs(r.read(), b)