public void Visit(MainFuncNode n)
{
PrintDOTIDLabel(n);
PrintDOTParentChild(n);
foreach (var child in n.GetChildren())
{
child.Accept(this);
}
}
public void Visit(MainFuncNode n)
{
var children = n.GetChildren();
foreach (var child in children)
{
child.Accept(this);
}
}
public void Visit(MainFuncNode n)
{
foreach (var node in n.GetChildren())
{
node.SymTable = _globalTable.FunctionSymbolTable.Entries.Cast <FunctionSymbolTableEntry>().Where(x => string.Equals(x.Name, "main")).FirstOrDefault();
if (node.SymTable == null)
{
_errorStream.WriteLine("No FunctionSymbolTableEntry for \"main()\" found!!!");
Console.WriteLine("Error: No FunctionSymbolTableEntry for \"main()\" found!!!");
}
node.Accept(this);
}
}
public void Visit(MainFuncNode n)
{
n.Table = GlobalSymbolTable.FunctionSymbolTable;
var tableEntry = new FunctionSymbolTableEntry();
tableEntry.Name = "main";
foreach (var child in n.GetChildren())
{
child.SymTable = tableEntry;
child.Accept(this);
}
var localScope = n.GetChildren().First().GetChildren().SelectMany(x => x.GetChildren()).ToList();
for (int i = 0; i < localScope.Count; i += 3)
{
var paramType = localScope[i + 0].Token;
var paramName = localScope[i + 1].Token.Lexeme;
var arrayDims = NodeUtils.ExtractArrayDimListNode(localScope.GetCast <ArrayDimListNode>(i + 2));
if (!CheckTypeExists(paramType.Lexeme))
{
_errorStream.WriteLine($"Use of undeclared class, \"{paramType.Lexeme}\"({paramType.StartLine}:{paramType.StartColumn})");
Console.WriteLine($"Error: Use of undeclared class, \"{paramType.Lexeme}\"({paramType.StartLine}:{paramType.StartColumn})");
}
var entry = new FunctionSymbolTableEntryLocalScope()
{
Type = paramType,
Name = paramName,
ArrayDims = arrayDims,
};
tableEntry.AddLocalScopeEntry(entry);
}
n.Table.AddEntry(tableEntry);
n.SymTable = tableEntry;
}
public void Visit(MainFuncNode n)
{
var table = (FunctionSymbolTableEntry)n.SymTable;
var frameSize = table.MemoryLayout.TotalSize;
_writer.WriteComment("----------------------------------------\n% Start of the program\n% ----------------------------------------");
_writer.WriteInstruction(Instructions.Align);
_writer.WriteInstruction(Instructions.Entry);
_writer.WriteComment("Set stack pointer to initial value (baseaddr)");
_writer.WriteInstruction(Instructions.Addi, Registers.R14, Registers.R14, Tags.BaseAddr);
_writer.WriteComment("Set FSP for main function");
_writer.WriteInstruction(Instructions.Addi, FSPReg, FSPReg, frameSize.ToString());
_writer.WriteTag("main");
var children = n.GetChildren();
foreach (var child in children)
{
child.Accept(this);
}
}
