def test_execute_rti16():
    state = new_state(rfIRET=224, rfSTATUS=0b10, pc=0)
    instr = opcode_factory.rti16()
    name, executefn = decode(instr)
    executefn(state, Instruction(instr, None))
    expected_state = StateChecker(pc=224, rfIRET=224, rfSTATUS=0b00)
    expected_state.check(state)
def test_execute_rti16_with_interrupt():
    state = new_state(rfIRET=224, GID=1, rfIPEND=0b1000000000, pc=0)
    instr = opcode_factory.rti16()
    name, executefn = decode(instr)
    executefn(state, Instruction(instr, None))
    expected_state = StateChecker(pc=224, rfIRET=224, rfIPEND=0b0, GID=0)
    expected_state.check(state)
Example #3
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
    assert instr.rd == 0b110110
    assert instr.rn == 0b101101