public override void Visit(VariableDecAST variableDec)
{
if (variableDec.Type.ToString() == Enum.GetName(typeof(Keyword), Keyword.VOID).ToLower())
{
throw new Exception("Cannot declare variable of type void");
}
}
public override void Visit(VariableDecAST variableDec)
{
var identInfo = new IdentifierInfo
{
name = variableDec.Name,
typeAST = variableDec.Type,
position = _currentNodePosition,
scopeId = _currentScope.id,
isFunctionType = variableDec.Type is FunctionTypeAST
};
AddIdentInfoToSymTable(identInfo);
if (_currentScope.id != 0)
{
return;
}
GlobalIdentifiers.Add(variableDec.Name);
}
public override void Visit(VariableDecAST variableDec)
{
var variableDecIdentifier = _symTableManager.LookupIdentifierInfo(_currentFileName, variableDec.Name,
_currentScopeId, _currentNodePosition);
if (variableDecIdentifier.valueRef.Pointer != IntPtr.Zero)
{
return;
}
LLVMTypeRef type;
if (variableDecIdentifier.isFunctionType)
{
type = LLVM.PointerType(IRTypesConverter.GetFunctionType(variableDecIdentifier.typeAST as FunctionTypeAST), 0);
}
else
{
type = IRTypesConverter.PrimitivesTypesDic[variableDecIdentifier.typeAST.ToString()];
}
variableDecIdentifier.valueRef = LLVM.BuildAlloca(_builder, type, variableDec.Name);
}
public virtual void Visit(VariableDecAST variableDec)
{
}