expected_state.check(state)


def test_execute_trap_warning():
    state = new_state()
    instr = opcode_factory.trap16(trap=0b11111)
    name, executefn = decode(instr)
    with pytest.raises(FatalError) as exninfo:
        executefn(state, Instruction(instr, None))
    expected_state = StateChecker(pc=RESET_ADDR)
    expected_text = ('Unknown argument to trap instruction: 31')
    expected_state.check(state)
    assert expected_text == exninfo.value.msg


@pytest.mark.parametrize('name,instr', [('mbkpt16',  opcode_factory.mbkpt16()),
                                        ('sync16',   opcode_factory.sync16()),
                                        ('wand16',   opcode_factory.wand16()),
                                       ])
def test_execute_multicore_instructions(name, instr):
    with pytest.raises(NotImplementedInstError):
        state = new_state()
        name, executefn = decode(instr)
        executefn(state, Instruction(instr, None))


def test_execute_unimpl():
    state = new_state()
    instr = opcode_factory.unimpl()
    name, executefn = decode(instr)
    executefn(state, Instruction(instr, None))
Example #2
0
                          ('fabs32',      opcode_factory.fabs32(rd=1, rn=0, rm=0)),
                          ('movcond32',   opcode_factory.movcond32(condition=0b0000, rd=0, rn=0)),
                          ('movcond16',   opcode_factory.movcond16(condition=0b0000, rd=0, rn=0)),
                          ('movtimm32',   opcode_factory.movtimm32(rd=0b1111, imm=0)),
                          ('movimm32',    opcode_factory.movimm32(rd=0b1111, imm=0)),
                          ('movimm16',    opcode_factory.movimm16(rd=0b1111, imm=0)),
                          ('movfs32',     opcode_factory.movfs32(rn=0b110, rd='IRET')),
                          ('movfs16',     opcode_factory.movfs16(rn=0b110, rd='IRET')),
                          ('movts32',     opcode_factory.movts32(rn='IRET', rd=0b011)),
                          ('movts16',     opcode_factory.movts16(rn='IRET', rd=0)),
                          ('gie16',       opcode_factory.gie16()),
                          ('gid16',       opcode_factory.gid16()),
                          ('nop16',       opcode_factory.nop16()),
                          ('idle16',      opcode_factory.idle16()),
                          ('bkpt16',      opcode_factory.bkpt16()),
                          ('mbkpt16',     opcode_factory.mbkpt16()),
                          ('sync16',      opcode_factory.sync16()),
                          ('rti16',       opcode_factory.rti16()),
                          ('wand16',      opcode_factory.wand16()),
                          ('trap16',      opcode_factory.trap16(trap=0b111111)),
                          ('unimpl',      opcode_factory.unimpl()),
                         ])
def test_decode(name, instr):
    decoded_name, _ = decode(instr)
    assert decoded_name == name


def test_bit32_imm():
    instr = Instruction(opcode_factory.bitr32_immediate(rd=0b110110, rn=0b101101, imm=0b11111),
                        None)
    assert instr.imm5 == 0b11111