public LegendaryCompiler()
{
Functions = new FunctionTable();
Functions["printi"] = 1;
Functions["printc"] = 1;
Functions["prints"] = 1;
Functions["println"] = 1;
Functions["readi"] = 0;
Functions["reads"] = 0;
Functions["new"] = 0;
Functions["size"] = 0;
Functions["add"] = 1;
Functions["get"] = 0;
Functions["set"] = 1;
Variables = new SymbolTable();
isGlobal = true;
Scope = "global";
}
public LegendarySemanticAnalyzer()
{
Functions = new FunctionTable();
Functions["printi"] = 1;
Functions["printc"] = 1;
Functions["prints"] = 1;
Functions["println"] = 0;
Functions["readi"] = 0;
Functions["reads"] = 0;
Functions["new"] = 1;
Functions["size"] = 1;
Functions["add"] = 2;
Functions["get"] = 2;
Functions["set"] = 3;
Functions["sizeof"] = 1;
Variables = new SymbolTable();
Scope = "global";
}
//-----------------------------------------------------------
//<funcall>//
public void Visit(FunCall node, char i)
{
var variableName = node.AnchorToken.Lexeme;
var fctemp = FunMethods[currentFunc];
if (!FunMethods.Contains(variableName) && !FunctionTable.Contains(variableName))
{
throw new SemanticError(
"Func Not declared: " + variableName,
node.AnchorToken);
}
else
{
if (i.Equals('c'))
{
parameterCounter2 = 0;
VisitChildren(node, 'q');
GFuncStruct temp = FunctionTable[variableName];
//Console.WriteLine(variableName);
if (parameterCounter2 != temp.arity)
{
throw new SemanticError(
"Incorrect parameters arity in function call: " + variableName + ", expected:" + temp.arity + ", actual:" + parameterCounter2,
node.AnchorToken);
}
}
else
{
parameterCounter = 0;
VisitChildren(node, 'c');
GFuncStruct temp = FunctionTable[variableName];
if (parameterCounter != temp.arity)
{
throw new SemanticError(
"Incorrect parameters arity in function call: " + variableName + ", expected:" + temp.arity + ", actual:" + parameterCounter,
node.AnchorToken);
}
}
}
}
//-----------------------------------------------------------
public SemanticAnalyzer()
{
Global_Symbol_Table = new SymbolTable();
Global_Function_Table = new FunctionTable();
currentNamespaceTable = new SymbolTable();
firstPass = true;
insideFunction = false;
insideLoop = 0;
/* System predefined functions*/
Global_Function_Table["add"] = 2;
Global_Function_Table["get"] = 2;
Global_Function_Table["new"] = 1;
Global_Function_Table["printc"] = 1;
Global_Function_Table["printi"] = 1;
Global_Function_Table["println"] = 0;
Global_Function_Table["prints"] = 1;
Global_Function_Table["readi"] = 0;
Global_Function_Table["reads"] = 0;
Global_Function_Table["set"] = 3;
Global_Function_Table["size"] = 1;
}
public string Visit(FunDef node)
{
insideFunction = true;
localVariables = new SymbolTable();
var temp1 = " ";
var temp2 = " ";
parameters = new FunctionTable();
var ind = 0;
foreach (var n in node[0])
{
parameters[n.AnchorToken.Lexeme] = ind;
temp1 += "int32,";
temp2 += Line(Indent() + ".locals init (int32 '" + n.AnchorToken.Lexeme + "')");
localVariables.Add(n.AnchorToken.Lexeme);
ind++;
}
var result = Line(Indent() + ".method public static int32 '" + node.AnchorToken.Lexeme + "'(" + temp1.Substring(0, temp1.Length - 1) + ") {");
indentCounter++;
if (node.AnchorToken.Lexeme == "main")
{
result += Line(Indent() + ".entrypoint");
}
result += temp2
+ Visit((dynamic)node[1])
+ Visit((dynamic)node[2])
+ Line(Indent() + "ldc.i4.0")
+ Line(Indent() + "ret");
indentCounter--;
insideFunction = false;
return(result + Line(Indent() + "}") + Line(Indent()));
//return VisitChildren(node);
} //100%