Esempio n. 1
0
        private void UpdateDisplay(ulong address, byte[] memory)
        {
            SetupGrid();

            string opinstruction = "N/A";

            if (address == InstructionPointer)
            {
                var disassembler = new Disassembler("x86");
                disassembler.SetMemory(memory, address);

                foreach (var instruction in disassembler.Decode())
                {
                    opinstruction = instruction.Instruction;
                    break;
                }
            }

            var elements = new object[dataGridView1.ColumnCount];

            elements[0] = Platform.InstructionPointer.ToHex();
            elements[1] = opinstruction;

            int index = 2;

            foreach (var register in Platform.Registers)
            {
                elements[index++] = register.ToHex();
            }

            dataGridView1.Rows.Add(elements);
        }
Esempio n. 2
0
        private void UpdateDisplay(ulong address, byte[] memory)
        {
            instructions.Clear();

            var disassembler = new Disassembler("x86");

            disassembler.SetMemory(memory, address);

            foreach (var instruction in disassembler.Decode())
            {
                var addr = MainForm.ParseAddress(instruction.Instruction);

                var info = MainForm.GetAddressInfo(addr);

                var entry = new MethodInstructionEntry()
                {
                    IP          = instruction.Address,              // Offset?
                    Length      = instruction.Length,
                    Instruction = instruction.Instruction,
                    Info        = info
                };

                instructions.Add(entry);
            }
        }
Esempio n. 3
0
        private void Decode()
        {
            var code   = _ram[_registers.PC];
            var opcode = OpcodeMap.GetOpcode(code);

            var disassembler = new Disassembler(this);
            var instruction  = disassembler.Decode(opcode, _ram[_registers.PC, _registers.PC + opcode.Bytes]);

            instruction.Item1.Invoke(this, instruction.Item2);
            _registers.PC += opcode.Bytes;
        }
Esempio n. 4
0
        private void UpdateDisplay(ulong address, byte[] memory)
        {
            if (address != InstructionPointer)
            {
                return;
            }

            var disassembler = new Disassembler("x86");

            disassembler.SetMemory(memory, address);

            tbInstruction.Text = "Unable to decode!";

            foreach (var instruction in disassembler.Decode())
            {
                tbInstruction.Text = instruction.Instruction;
                break;
            }
        }
Esempio n. 5
0
        private void UpdateDisplay(ulong address, byte[] memory)
        {
            instructions.Clear();

            var disassembler = new Disassembler("x86");

            disassembler.SetMemory(memory, address);

            foreach (var instruction in disassembler.Decode())
            {
                var entry = new InstructionEntry()
                {
                    IP          = instruction.Address,
                    Length      = instruction.Length,
                    Instruction = instruction.Instruction.ToString()
                };

                instructions.Add(entry);
            }
        }
Esempio n. 6
0
        protected void TraceDisassembly()
        {
            var trace = CreateTraceLog();

            if (trace == null)
            {
                return;
            }

            // Create a byte array from the symbol stream
            var symbol      = Linker.GetSymbol(Method.FullName);
            var stream      = symbol.Stream;
            var oldPosition = stream.Position;
            var length      = (int)stream.Length;
            var memory      = new byte[length];

            stream.Position = 0;
            stream.Read(memory, 0, length);
            stream.Position = oldPosition;

            var disassembler = new Disassembler(Architecture.PlatformName);

            disassembler.SetMemory(memory, 0);

            var list = disassembler.Decode();

            if (list != null)
            {
                foreach (var instr in list)
                {
                    trace.Log(instr.Full);
                }
            }
            else
            {
                PostEvent(CompilerEvent.Error, $"Failed disassembly for method {MethodCompiler.Method}");
            }
        }
Esempio n. 7
0
        private void UpdateDisplay(ulong address, byte[] memory)
        {
            instructions.Clear();

            var disassembler = new Disassembler("x86");

            disassembler.SetMemory(memory, address);

            foreach (var instruction in disassembler.Decode())
            {
                var text = instruction.Instruction.Replace('\t', ' ');

                var info = string.Empty;

                var value = ParseAddress(text);

                if (value != 0)
                {
                    var symbol = DebugSource.GetFirstSymbolsStartingAt(value);

                    if (symbol != null)
                    {
                        info = symbol.Name;
                    }
                }

                var entry = new MethodInstructionEntry()
                {
                    IP          = instruction.Address,              // Offset?
                    Length      = instruction.Length,
                    Instruction = text,
                    Info        = info
                };

                instructions.Add(entry);
            }
        }