public static DatSymbol BuildArrOfVariables(string name, DatSymbolType type, uint size,
DatSymbolLocation location = null)
{
object[] content = new object[size];
for (int i = 0; i < content.Length; ++i)
{
switch (type)
{
case DatSymbolType.Int:
content[i] = 0;
break;
case DatSymbolType.Float:
content[i] = 0.0;
break;
case DatSymbolType.String:
content[i] = string.Empty; // TODO shouldn't it be string in some kind of Gothic's format?
break;
}
}
var symbol = new DatSymbol
{
Name = name,
Type = type,
ArrayLength = size,
Content = content,
Flags = 0,
Location = location,
ParentIndex = -1,
};
return(symbol);
}
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);
}
public static DatSymbol BuildParameter(string name, DatSymbolType type, DatSymbolLocation location = null,
int parentIndex = -1)
{
return(BuildVariable(name, type, location, parentIndex));
}
