86 lines
3.8 KiB
Python
86 lines
3.8 KiB
Python
"""
|
|
Use lldb Python API to disassemble raw machine code bytes
|
|
"""
|
|
|
|
import re
|
|
import lldb
|
|
from lldbsuite.test.decorators import *
|
|
from lldbsuite.test.lldbtest import *
|
|
from lldbsuite.test import lldbutil
|
|
|
|
|
|
class DisassembleRawDataTestCase(TestBase):
|
|
@no_debug_info_test
|
|
@skipIfRemote
|
|
def test_disassemble_raw_data(self):
|
|
"""Test disassembling raw bytes with the API."""
|
|
# Create a target from the debugger.
|
|
arch = self.getArchitecture()
|
|
if re.match("mips*el", arch):
|
|
target = self.dbg.CreateTargetWithFileAndTargetTriple("", "mipsel")
|
|
raw_bytes = bytearray([0x21, 0xF0, 0xA0, 0x03])
|
|
elif re.match("mips", arch):
|
|
target = self.dbg.CreateTargetWithFileAndTargetTriple("", "mips")
|
|
raw_bytes = bytearray([0x03, 0xA0, 0xF0, 0x21])
|
|
elif re.match("powerpc64le", arch):
|
|
target = self.dbg.CreateTargetWithFileAndTargetTriple("", "powerpc64le")
|
|
raw_bytes = bytearray([0x00, 0x00, 0x80, 0x38])
|
|
elif arch in ("aarch64", "arm64"):
|
|
target = self.dbg.CreateTargetWithFileAndTargetTriple("", "aarch64")
|
|
raw_bytes = bytearray([0x60, 0x0C, 0x80, 0x52])
|
|
elif arch == "arm":
|
|
target = self.dbg.CreateTargetWithFileAndTargetTriple("", "arm")
|
|
raw_bytes = bytearray([0x63, 0x30, 0xA0, 0xE3])
|
|
else:
|
|
target = self.dbg.CreateTargetWithFileAndTargetTriple("", "x86_64")
|
|
raw_bytes = bytearray([0x48, 0x89, 0xE5])
|
|
|
|
self.assertTrue(target, VALID_TARGET)
|
|
insts = target.GetInstructions(lldb.SBAddress(0, target), 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))
|
|
if re.match("mips", arch):
|
|
self.assertEqual(inst.GetMnemonic(target), "move")
|
|
self.assertEqual(inst.GetOperands(target), "$" + "fp, " + "$" + "sp")
|
|
self.assertEqual(
|
|
inst.GetControlFlowKind(target), lldb.eInstructionControlFlowKindUnknown
|
|
)
|
|
elif re.match("powerpc64le", arch):
|
|
self.assertEqual(inst.GetMnemonic(target), "li")
|
|
self.assertEqual(inst.GetOperands(target), "4, 0")
|
|
self.assertEqual(
|
|
inst.GetControlFlowKind(target), lldb.eInstructionControlFlowKindUnknown
|
|
)
|
|
elif arch in ("aarch64", "arm64"):
|
|
self.assertEqual(inst.GetMnemonic(target), "mov")
|
|
self.assertEqual(inst.GetOperands(target), "w0, #0x63")
|
|
self.assertEqual(inst.GetComment(target), "=99 ")
|
|
self.assertEqual(
|
|
inst.GetControlFlowKind(target), lldb.eInstructionControlFlowKindUnknown
|
|
)
|
|
# Make sure that using colors doesn't affect the output here.
|
|
res = lldb.SBCommandReturnObject()
|
|
ci = self.dbg.GetCommandInterpreter()
|
|
ci.HandleCommand("settings set use-color true", res)
|
|
self.assertEqual(inst.GetOperands(target), "w0, #0x63")
|
|
self.assertEqual(inst.GetMnemonic(target), "mov")
|
|
self.assertEqual(inst.GetComment(target), "=99 ")
|
|
ci.HandleCommand("settings set use-color false", res)
|
|
|
|
elif arch == "arm":
|
|
self.assertEqual(inst.GetMnemonic(target), "mov")
|
|
self.assertEqual(inst.GetOperands(target), "r3, #99")
|
|
self.assertEqual(
|
|
inst.GetControlFlowKind(target), lldb.eInstructionControlFlowKindUnknown
|
|
)
|
|
else:
|
|
self.assertEqual(inst.GetMnemonic(target), "movq")
|
|
self.assertEqual(inst.GetOperands(target), "%" + "rsp, " + "%" + "rbp")
|
|
self.assertEqual(
|
|
inst.GetControlFlowKind(target), lldb.eInstructionControlFlowKindOther
|
|
)
|