void BitShift(out Expression exp)
{
Expression second;
PlusMinus(out exp);
while (la.kind == 38 || la.kind == 39)
{
if (la.kind == 38)
{
Get();
}
else
{
Get();
}
Token tok = t;
PlusMinus(out second);
if (!ExpectInt(exp, tok, false))
{
return;
}
if (!ExpectInt(second, tok, true))
{
return;
}
if (tok.val == "<<")
{
exp = new ShiftLeft((TypedExpression <int>)exp, (TypedExpression <int>)second);
}
else if (tok.val == ">>")
{
exp = new ShiftRight((TypedExpression <int>)exp, (TypedExpression <int>)second);
}
}
}
public override void Visit(ShiftLeft node)
{
ulong left = thread.Pop().Read().GetAsInt().Value;
ulong right = thread.Pop().Read().GetAsInt().Value;
PushInteger(left << (int)right);
}
public override bool Visit(ShiftLeft node)
{
traverse(node.left);
outputCode(" << ", false, false);
traverse(node.right);
//Visit((ArithmethicBinaryExpression) node);
return(true);
}
public virtual T Visit(ShiftLeft node)
{
return(Visit((ArithmeticBinaryExpression)node));
}
public virtual void Visit(ShiftLeft node)
{
}
public override bool Visit(ShiftLeft node)
{
Visit((ArithmeticBinaryExpression)node);
return(true);
}
/// <summary>
/// Shift self left operator.
/// </summary>
/// <param name="VariableName">Variable name..</param>
/// <param name="Operand">Operand.</param>
/// <param name="Start">Start position in script expression.</param>
/// <param name="Length">Length of expression covered by node.</param>
/// <param name="Expression">Expression containing script.</param>
public ShiftSelfLeft(string VariableName, ScriptNode Operand, int Start, int Length, Expression Expression)
: base(VariableName, Operand, Start, Length, Expression)
{
this.shiftLeft = new ShiftLeft(new VariableReference(VariableName, true, Start, Length, Expression), Operand, Start, Length, Expression);
}
public virtual void Visit(ShiftLeft node)
{
}
public static ParamLessInstruction GetInstructionForOperator(
string operatorVal,
bool twoArg = true,
DatSymbolType leftSideType = DatSymbolType.Void)
{
ParamLessInstruction instruction = new ParamLessInstruction();
switch (operatorVal)
{
case "=":
instruction = GetAssignInstructionForDatSymbolType(leftSideType);
break;
case "+=":
instruction = new AssignAdd();
break;
case "-=":
instruction = new AssignSubtract();
break;
case "*=":
instruction = new AssignMultiply();
break;
case "/=":
instruction = new AssignDivide();
break;
case "+":
if (twoArg)
{
instruction = new Add();
}
else
{
instruction = new Plus();
}
break;
case "-":
if (twoArg)
{
instruction = new Subtract();
}
else
{
instruction = new Minus();
}
break;
case "<<":
instruction = new ShiftLeft();
break;
case ">>":
instruction = new ShiftRight();
break;
case ">":
instruction = new Greater();
break;
case ">=":
instruction = new GreaterOrEqual();
break;
case "<":
instruction = new Less();
break;
case "<=":
instruction = new LessOrEqual();
break;
case "==":
instruction = new Equal();
break;
case "!=":
instruction = new NotEqual();
break;
case "!":
instruction = new Not();
break;
case "~":
instruction = new Negate();
break;
case "*":
instruction = new Multiply();
break;
case "/":
instruction = new Divide();
break;
case "%":
instruction = new Modulo();
break;
case "&":
instruction = new BitAnd();
break;
case "|":
instruction = new BitOr();
break;
case "&&":
instruction = new LogAnd();
break;
case "||":
instruction = new LogOr();
break;
}
if (instruction == null)
{
throw new Exception($"'{operatorVal}' does't have insctruction");
}
return(instruction);
}
void BitShift(out Expression exp)
{
Expression second;
PlusMinus(out exp);
while (la.kind == 38 || la.kind == 39) {
if (la.kind == 38) {
Get();
} else {
Get();
}
Token tok = t;
PlusMinus(out second);
if (!ExpectInt(exp, tok, false)) { return; }
if (!ExpectInt(second, tok, true)) { return; }
if (tok.val == "<<") {
exp = new ShiftLeft((TypedExpression<int>)exp, (TypedExpression<int>)second);
} else if (tok.val == ">>") {
exp = new ShiftRight((TypedExpression<int>)exp, (TypedExpression<int>)second);
}
}
}
