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"""
Test SBTarget Read Instruction.
"""
from lldbsuite.test.decorators import *
from lldbsuite.test.lldbtest import *
class TargetReadInstructionsFlavor(TestBase):
@skipIfDarwin
@skipIfWindows
@skipIf(archs=no_match(["x86_64", "x86", "i386"]))
def test_read_instructions_with_flavor(self):
self.build()
executable = self.getBuildArtifact("a.out")
# create a target
target = self.dbg.CreateTarget(executable)
self.assertTrue(target.IsValid(), "target is not valid")
functions = target.FindFunctions("test_add")
self.assertEqual(len(functions), 1)
test_add = functions[0]
test_add_symbols = test_add.GetSymbol()
self.assertTrue(
test_add_symbols.IsValid(), "test_add function symbols is not valid"
)
expected_instructions = (("mov", "eax, edi"), ("add", "eax, esi"), ("ret", ""))
test_add_insts = test_add_symbols.GetInstructions(target, "intel")
# clang adds an extra nop instruction but gcc does not. It makes more sense
# to check if it is at least 3
self.assertLessEqual(len(expected_instructions), len(test_add_insts))
# compares only the expected instructions
for expected_instr, instr in zip(expected_instructions, test_add_insts):
self.assertTrue(instr.IsValid(), "instruction is not valid")
expected_mnemonic, expected_op_str = expected_instr
self.assertEqual(instr.GetMnemonic(target), expected_mnemonic)
self.assertEqual(instr.GetOperands(target), expected_op_str)
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