static List<CStatement> Stw_C(uint pc, uint instruction)
        {
            Instruction i = new Instruction(instruction);

            CStatement stat = new CStatement(CStatement.Kinds.Assignment);
            stat.OperandSizes = CStatement.Sizes.Int;

            if (i.RS() == 0)
                stat.Op2 = new CStatement.COperand(0);
            else
                stat.Op2 = new CStatement.COperand(RegName(i.RS()));

            int ds = (int)i.SIMM();
            if (i.RA() != 0)
                stat.Op1 = new CStatement.COperand(RegName(i.RA()), ds);
            else
            {
                stat.Op1 = new CStatement.COperand();
                stat.Op1.Kind = CStatement.OperandKinds.AddressPointer;
                stat.Op1.Offset = ds;
            }

            List<CStatement> stats = new List<CStatement>();
            stats.Add(stat);
            return stats;
        }
        static List<CStatement> Addi_C(uint pc, uint instruction)
        {
            Instruction i = new Instruction(instruction);

            CStatement stat = new CStatement(CStatement.Kinds.Assignment, RegName(i.RD()));

            if (i.RA() == 0)
                stat.Op2 = new CStatement.COperand((ulong)(long)i.SIMM());
            else if (i.SIMM() == 0)
                stat.Op2 = new CStatement.COperand(RegName(i.RA()));
            else
            {
                CStatement add = new CStatement(CStatement.Kinds.Addition, RegName(i.RA()), (ulong)(long)i.SIMM());

                long val = (long)add.Op2.Value;
                if (val < 0)
                {
                    add.Kind = CStatement.Kinds.Subtraction;
                    add.Op2.Value = (ulong)-val;
                }

                stat.Op2 = new CStatement.COperand(add);
            }

            List<CStatement> stats = new List<CStatement>();
            stats.Add(stat);
            return stats;
        }
        static List<CStatement> Stwu_C(uint pc, uint instruction)
        {
            Instruction i = new Instruction(instruction);

            List<CStatement> stats = Stw_C(pc, instruction);
            if (i.SIMM() == 0)
                return stats;

            CStatement add = new CStatement(CStatement.Kinds.Addition, RegName(i.RA()), (ulong)(long)i.SIMM());
            CStatement stat = new CStatement(CStatement.Kinds.Assignment, RegName(i.RA()), add);
            stat.OperandSizes = CStatement.Sizes.Int;

            stats.Add(stat);
            return stats;
        }