public static bool ParseShiftInstruction(string parameter, ref EShiftInstruction shiftInst, ref byte shiftCount, ref ERegister rs)
{
if (parameter.Length < 4)
{
throw new ArgumentException("Invalid Shiftinstruction");
}
if (!Enum.TryParse(parameter.Substring(0, 3), true, out shiftInst))
{
throw new ArgumentException("Invalid Shiftinstruction");
}
parameter = parameter.Substring(3, parameter.Length - 3);
if (Enum.TryParse(parameter, true, out rs))
{
return(true);
}
shiftCount = ParseImmediate <byte>(parameter);
if (shiftCount > 64)
{
throw new ArgumentOutOfRangeException();
}
return(false);
}
public Arithmetic(ECondition condition, EOpcode opcode, bool setConditionFlags, ERegister rn, ERegister rd, ERegister rs, EShiftInstruction shiftInst, ERegister rm)
{
Operand2 = EOperand2.RsShiftRm;
Condition = condition;
Opcode = opcode;
SetConditionFlags = setConditionFlags;
Rn = rn;
Rd = rd;
Rs = rs;
ShiftInst = shiftInst;
Rm = rm;
Decoded = true;
}
public Arithmetic(ECondition condition, EOpcode opcode, bool setConditionFlags, ERegister rn, ERegister rd, byte shiftCount, EShiftInstruction shiftInst, ERegister rm)
{
Operand2 = EOperand2.ImmediateShiftRm;
Condition = condition;
Opcode = opcode;
SetConditionFlags = setConditionFlags;
Rn = rn;
Rd = rd;
ShiftCount = shiftCount;
ShiftInst = shiftInst;
Rm = rm;
Decoded = true;
}
public DataAccess(ECondition condition, bool load, bool preIndex, bool unsigned, bool writeBack, EDataSize dataSize, ERegister rn, ERegister rd, byte shiftCount, EShiftInstruction shiftInst, ERegister rm)
{
Offset = EOffset.ImmediateShiftRm;
Condition = condition;
Load = load;
PreIndex = preIndex;
Up = unsigned;
WriteBack = writeBack;
DataSize = dataSize;
Rn = rn;
Rd = rd;
ShiftCount = shiftCount;
ShiftInst = shiftInst;
Rm = rm;
Decoded = true;
Linked = true;
}
public static void ParseShiftInstruction(string parameter, ref EShiftInstruction shiftInst, ref byte shiftCount)
{
if (parameter.Length < 4)
{
throw new ArgumentException("Invalid Shiftinstruction");
}
if (!Enum.TryParse(parameter.Substring(0, 3), true, out shiftInst))
{
throw new ArgumentException("Invalid Shiftinstruction");
}
parameter = parameter.Substring(3, parameter.Length - 3);
shiftCount = ParseImmediate <byte>(parameter);
if (shiftCount > 64)
{
throw new ArgumentOutOfRangeException();
}
}