public static DatSymbol BuildClass(string name, uint classLength, int classSize,
DatSymbolLocation location = null)
{
var symbol = new DatSymbol
{
Name = name,
Type = DatSymbolType.Class,
ArrayLength = classLength,
ClassOffset = 0,
Content = null,
Flags = 0,
Location = location,
ClassSize = classSize,
ParentIndex = -1,
};
string lowerName = name.ToLower();
if (lowerName == "c_npc" || lowerName == "c_item")
{
symbol.ClassOffset = 288;
}
return(symbol);
}
public override void EnterStringLiteralValue(DaedalusParser.StringLiteralValueContext context)
{
if (!_assemblyBuilder.IsInsideConstDef)
{
DatSymbolLocation location = GetLocation(context);
string value = context.GetText().Replace("\"", "");
DatSymbol symbol = SymbolBuilder.BuildStringConst(value, location);
_assemblyBuilder.AddInstruction(new PushVar(symbol));
}
}
public static DatSymbol BuildArrOfConst(string name, DatSymbolType type, object[] values,
DatSymbolLocation location = null)
{
var symbol = new DatSymbol
{
Name = name,
Type = type,
ArrayLength = (uint)values.Length,
Content = values,
Flags = DatSymbolFlag.Const,
Location = location,
ParentIndex = -1,
};
return(symbol);
}
public static DatSymbol BuildConst(string name, DatSymbolType type, object value,
DatSymbolLocation location = null)
{
var symbol = new DatSymbol
{
Name = name,
Type = type,
ArrayLength = 1,
Content = new[] { value },
Flags = DatSymbolFlag.Const,
Location = location,
ParentIndex = -1,
};
return(symbol);
}
public static DatSymbol BuildVariable(string name, DatSymbolType type, DatSymbolLocation location = null,
int parentIndex = -1)
{
var symbol = new DatSymbol
{
Name = name,
Type = type,
ArrayLength = 1,
Content = type == DatSymbolType.String ? new object[] { string.Empty } : new object[] { 0 },
Flags = 0,
Location = location,
ParentIndex = parentIndex,
};
return(symbol);
}
public static DatSymbol BuildInstance(string name, int referenceId, DatSymbolLocation location = null)
{
var symbol = new DatSymbol
{
Name = name,
Type = DatSymbolType.Instance,
ArrayLength = 0,
Content = null,
FirstTokenAddress = -1,
Flags = 0,
Location = location,
ParentIndex = referenceId,
};
return(symbol);
}
public static DatSymbol BuildClassVar(string varName, DatSymbolType varType, uint arraySize, string className,
int classId, int classVarOffset, DatSymbolLocation location = null)
{
var symbol = new DatSymbol
{
Name = $"{className}.{varName}",
Type = varType,
ArrayLength = arraySize,
Content = null,
Flags = DatSymbolFlag.Classvar,
Location = location,
ClassVarOffset = classVarOffset,
ParentIndex = classId,
};
return(symbol);
}
public static DatSymbol BuildArrOfVariables(string name, DatSymbolType type, uint size,
DatSymbolLocation location = null)
{
object[] content = new object[size];
for (int i = 0; i < content.Length; ++i)
{
switch (type)
{
case DatSymbolType.Int:
content[i] = 0;
break;
case DatSymbolType.Float:
content[i] = 0.0;
break;
case DatSymbolType.String:
content[i] = string.Empty; // TODO shouldn't it be string in some kind of Gothic's format?
break;
}
}
var symbol = new DatSymbol
{
Name = name,
Type = type,
ArrayLength = size,
Content = content,
Flags = 0,
Location = location,
ParentIndex = -1,
};
return(symbol);
}
public static DatSymbol BuildStringConst(object value, DatSymbolLocation location = null)
{
return(BuildConst($"{(char) 255}", DatSymbolType.String, value, location));
}
public static DatSymbol BuildExternalParameter(string name, DatSymbolType type, DatSymbolLocation location = null,
int parentIndex = -1)
{
var symbol = BuildParameter(name, type, location, parentIndex);
symbol.ArrayLength = 0;
symbol.Content = null;
return(symbol);
}
public static DatSymbol BuildParameter(string name, DatSymbolType type, DatSymbolLocation location = null,
int parentIndex = -1)
{
return(BuildVariable(name, type, location, parentIndex));
}
