test/python_api/disassemble-raw-data/TestDisassemble_VST1_64.py

"""
Use lldb Python API to disassemble raw machine code bytes
"""

import os, time
import re
import unittest2
import lldb, lldbutil
from lldbtest import *

class Disassemble_VST1_64(TestBase):

    mydir = TestBase.compute_mydir(__file__)

    @python_api_test
    def test_disassemble_invalid_vst_1_64_raw_data(self):
        """Test disassembling invalid vst1.64 raw bytes with the API."""
        self.disassemble_invalid_vst_1_64_raw_data()

    def disassemble_invalid_vst_1_64_raw_data(self):
        """Test disassembling invalid vst1.64 raw bytes with the API."""
        # Create a target from the debugger.

        target = self.dbg.CreateTargetWithFileAndTargetTriple ("", "thumbv7")
        self.assertTrue(target, VALID_TARGET)

        raw_bytes = bytearray([0xf0, 0xb5, 0x03, 0xaf,
                               0x2d, 0xe9, 0x00, 0x0d,
                               0xad, 0xf1, 0x40, 0x04,
                               0x24, 0xf0, 0x0f, 0x04,
                               0xa5, 0x46])

        insts = target.GetInstructions(lldb.SBAddress(), raw_bytes)

        if self.TraceOn():
            print
            for i in insts:
                print "Disassembled%s" % str(i)

        # Remove the following return statement when the radar is fixed.
        return

        # rdar://problem/11034702
        # VST1 (multiple single elements) encoding?
        # The disassembler should not crash!
        raw_bytes = bytearray([0x04, 0xf9, 0xed, 0x82])

        insts = target.GetInstructions(lldb.SBAddress(), raw_bytes)

        inst = insts.GetInstructionAtIndex(0)

        if self.TraceOn():
            print
            print "Raw bytes:    ", [hex(x) for x in raw_bytes]
            print "Disassembled%s" % str(inst)
 
        self.assertTrue (inst.GetMnemonic(target) == "vst1.64")


if __name__ == '__main__':
    import atexit
    lldb.SBDebugger.Initialize()
    atexit.register(lambda: lldb.SBDebugger.Terminate())
    unittest2.main()