llvm-for-llvmta/bindings/python/llvm/tests/test_disassembler.py

46 lines
1.5 KiB
Python

from __future__ import print_function
from .base import TestBase
from ..disassembler import Disassembler, Option_UseMarkup
class TestDisassembler(TestBase):
def test_instantiate(self):
Disassembler('i686-apple-darwin9')
def test_basic(self):
sequence = '\x67\xe3\x81' # jcxz -127
triple = 'i686-apple-darwin9'
disassembler = Disassembler(triple)
count, s = disassembler.get_instruction(sequence)
self.assertEqual(count, 3)
self.assertEqual(s, '\tjcxz\t-127')
def test_nonexistent_triple(self):
with self.assertRaisesRegex(Exception, "Could not obtain disassembler for triple"):
Disassembler("nonexistent-triple-raises")
def test_get_instructions(self):
sequence = '\x67\xe3\x81\x01\xc7' # jcxz -127; addl %eax, %edi
disassembler = Disassembler('i686-apple-darwin9')
instructions = list(disassembler.get_instructions(sequence))
self.assertEqual(len(instructions), 2)
self.assertEqual(instructions[0], (0, 3, '\tjcxz\t-127'))
self.assertEqual(instructions[1], (3, 2, '\taddl\t%eax, %edi'))
def test_set_options(self):
sequence = '\x10\x40\x2d\xe9'
triple = 'arm-linux-android'
disassembler = Disassembler(triple)
disassembler.set_options(Option_UseMarkup)
count, s = disassembler.get_instruction(sequence)
print(s)
self.assertEqual(count, 4)
self.assertEqual(s, '\tpush\t{<reg:r4>, <reg:lr>}')