def test_execute_bkpt16(): state = new_state(rfDEBUGSTATUS=0) instr = opcode_factory.bkpt16() name, executefn = decode(instr) executefn(state, Instruction(instr, None)) expected_state = StateChecker(rfDEBUGSTATUS=1) expected_state.check(state) assert not state.running
def test_sim_bkpt16(): instructions = [(opcode_factory.bkpt16(), 16), # BKPT16 ] epiphany = MockEpiphany() epiphany.init_state(instructions) assert epiphany.state.running epiphany.run() expected_state = StateChecker(pc=(2 + RESET_ADDR)) expected_state.check(epiphany.state) assert not epiphany.state.running
def test_single_inst_add32(): instructions = [(opcode_factory.add32_immediate(rd=1, rn=0, imm=0b01010101010), 32), (opcode_factory.bkpt16(), 16)] epiphany = MockEpiphany() epiphany.init_state(instructions, rf0=0b01010101010) assert epiphany.state.running epiphany.run() expected_state = StateChecker(AZ=0, pc=(6 + RESET_ADDR), rf1=(0b01010101010 * 2)) expected_state.check(epiphany.state) assert not epiphany.state.running
def test_single_inst_sub32(): from pydgin.utils import trim_32 instructions = [(opcode_factory.sub32_immediate(rd=1, rn=0, imm=0b01010101010), 32), (opcode_factory.bkpt16(), 16)] epiphany = MockEpiphany() epiphany.init_state(instructions, rf0=5) assert epiphany.state.running epiphany.run() expected_state = StateChecker(AZ=0, AN=1, AC=0, pc=(6 + RESET_ADDR), rf1=trim_32(5 - 0b01010101010)) expected_state.check(epiphany.state) assert not epiphany.state.running
def test_sim_all_16bit(): instructions = [ (opcode_factory.gie16(), 16), (opcode_factory.gid16(), 16), (opcode_factory.idle16(), 16), (opcode_factory.bkpt16(), 16), ] epiphany = MockEpiphany() epiphany.init_state(instructions) assert epiphany.state.running epiphany.run() expected_state = StateChecker(pc=(8 + RESET_ADDR)) expected_state.check(epiphany.state) assert not epiphany.state.running
def test_add32_sub32(): from pydgin.utils import trim_32 instructions = [(opcode_factory.add32_immediate(rd=1,rn=0, imm=0b01010101010), 32), # TODO: Add new instruction to move the result of instruction 1 # TODO: to rf[0] before instruction 2 is executed. (opcode_factory.sub32_immediate(rd=1, rn=0, imm=0b01010101010), 32), (opcode_factory.bkpt16(), 16), ] epiphany = MockEpiphany() epiphany.init_state(instructions, rf0=0) assert epiphany.state.running epiphany.run() expected_state = StateChecker(AZ=0, AN=1, AC=0, pc=(10 + RESET_ADDR), rf1=trim_32(0 - 0b01010101010)) expected_state.check(epiphany.state) assert not epiphany.state.running
def test_bcond32(): instructions = [(opcode_factory.sub32_immediate(rd=1, rn=0, imm=0b00000000101), 32), (opcode_factory.bcond32(condition=0b0000, imm=0b000000000000000000000100), 32), (opcode_factory.add32_immediate(rd=1, rn=0, imm=0b01010101010), 32), (opcode_factory.bkpt16(), 16), ] epiphany = MockEpiphany() epiphany.init_state(instructions, rf0=5) assert epiphany.state.running epiphany.run() expected_state = StateChecker(pc=(14 + RESET_ADDR), rf1=0) expected_state.check(epiphany.state) assert not epiphany.state.running epiphany.init_state(instructions, rf0=8) epiphany.run() expected_state = StateChecker(pc=(14 + RESET_ADDR), rf1=(8 + 0b01010101010)) expected_state.check(epiphany.state) assert not epiphany.state.running
def test_execute_bkpt16(): with pytest.raises(NotImplementedInstError): state = new_state() instr = opcode_factory.bkpt16() name, executefn = decode(instr) executefn(state, Instruction(instr, None))
('fix32', opcode_factory.fix32(rd=1, rn=0, rm=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)