public static IADNode statement()
{
var nextToken = MainFSM.PeekNextToken();
IADNode result = null;
switch (nextToken.Type)
{
case TokenType.longType:
var list = new ADVariableDeclarations();
StatementHelpers.VariableDeclaration(ref list);
list.Variables.Reverse();
result = list;
break;
case TokenType.starType:
result = new ADStatementExpression {
Expression = PrecedenceSyntaxAnalysis.Precedence(TokenType.semiType)
};
if (MainFSM.GetNextToken().Type != TokenType.semiType)
{
SyntaxError("Byl ocekavan znak \';\'");
}
break;
case TokenType.idType:
case TokenType.incrType:
case TokenType.decrType:
if (MainFSM.PeekNextToken(2).Type == TokenType.leftRBType)
{
var fceToken = MainFSM.GetNextToken();
result = fce_call(fceToken.Attribute);
if (MainFSM.GetNextToken().Type != TokenType.semiType)
{
SyntaxError("Byl ocekavan znak \';\'");
}
}
else
{
result = new ADStatementExpression {
Expression = PrecedenceSyntaxAnalysis.Precedence(TokenType.semiType)
};
if (MainFSM.GetNextToken().Type != TokenType.semiType)
{
SyntaxError("Byl ocekavan znak \';\'");
}
}
break;
case TokenType.ifType:
result = StatementHelpers.Condition();
break;
case TokenType.forType:
result = StatementHelpers.ForLoop();
break;
case TokenType.whileType:
result = StatementHelpers.WhileLoop();
break;
case TokenType.doType:
result = StatementHelpers.DoWhileLoop();
break;
case TokenType.returnType:
result = StatementHelpers.Return();
break;
case TokenType.breakType:
result = StatementHelpers.Break();
break;
case TokenType.continueType:
result = StatementHelpers.Continue();
break;
case TokenType.leftCBType:
result = StatementHelpers.InnerStatements();
break;
default:
SyntaxError("Byl ocekavan jeden z nasledujici klicovych slov nebo znaku: long, *, identifikator, if, for, while, do, return, break, continue");
break;
}
return(result);
}
public static void PrintNode(IADNode node, string breakLabel = "", string continueLabel = "", string returnLabel = "", IADExpression forIncrement = null, string globalAssigns = "")
{
if (node is ADFunctionDeclaration)
{
Console.WriteLine($"# deklarace funkce {(node as ADFunctionDeclaration).Name}");
PrintFunctionDeclaration(node as ADFunctionDeclaration, globalAssigns);
Console.WriteLine();
Console.WriteLine();
}
else if (node is ADFunctionCall)
{
Console.WriteLine("# volani funkce");
Console.WriteLine(PrintFunctionCall(node as ADFunctionCall));
}
else if (node is ADForLoop)
{
Console.WriteLine("# cykus for");
PrintForLoop(node as ADForLoop, returnLabel);
}
else if (node is ADWhileLoop)
{
Console.WriteLine("# cykus while");
PrintWhileLoop(node as ADWhileLoop, returnLabel);
}
else if (node is ADDoWhileLoop)
{
Console.WriteLine("# cykus do-while");
PrintDoWhileLoop(node as ADDoWhileLoop, returnLabel);
}
else if (node is ADStatementExpression)
{
Console.WriteLine(PrintExpression((node as ADStatementExpression).Expression));
}
else if (node is ADCondition)
{
PrintCondition(node as ADCondition, breakLabel, continueLabel, returnLabel, forIncrement);
}
else if (node is ADBreak)
{
PrintBreak(breakLabel);
}
else if (node is ADContinue)
{
PrintContinue(continueLabel);
}
else if (node is ADInnerStatements)
{
foreach (var item in (node as ADInnerStatements).Statements)
{
PrintNode(item, breakLabel, continueLabel, returnLabel, forIncrement);
}
}
else if (node is ADReturn)
{
Console.WriteLine(PrintExpression((node as ADReturn).Expression, false));
Console.WriteLine("movq %rdx, %rax");
Console.WriteLine($"jmp {returnLabel}");
}
else if (node is ADArrayValue)
{
PrintArrayValue(node as ADArrayValue);
}
else if (node is ADVariableDeclarations)
{
foreach (var variable in (node as ADVariableDeclarations).Variables)
{
if (variable.Value != null && variable.Type != ADVariable.VarType.array)
{
Console.WriteLine($"# Prirazeni promenne {variable.Name}");
Console.WriteLine(PrintExpression(variable.Value));
Console.WriteLine($"movq %rdx, {variable.STRecord.Address}");
}
}
}
}
public static void PrintNode(IADNode node, string tab)
{
if (node is ADDeclaration)
{
PrintDeclaration((ADDeclaration)node, tab);
}
else if (node is ADFunctionDeclaration)
{
PrintFunctionDeclaration((ADFunctionDeclaration)node, tab);
}
else if (node is ADVariableDeclarations)
{
PrintVariableDeclaration((ADVariableDeclarations)node, tab);
}
else if (node is ADForLoop)
{
PrintForLoop((ADForLoop)node, tab);
}
else if (node is ADWhileLoop)
{
PrintWhileLoop((ADWhileLoop)node, tab);
}
else if (node is ADDoWhileLoop)
{
PrintDoWhileLoop((ADDoWhileLoop)node, tab);
}
else if (node is ADCondition)
{
PrintCondition((ADCondition)node, tab);
}
else if (node is ADFunctionCall)
{
PrintFunctionCall((ADFunctionCall)node, tab);
}
else if (node is ADReturn)
{
PrintReturn((ADReturn)node, tab);
}
else if (node is ADContinue)
{
PrintContinue(tab);
}
else if (node is ADInnerStatements)
{
PrintInnerStatement((ADInnerStatements)node, tab);
}
else if (node is ADArrayValue)
{
PrintArrayValue((ADArrayValue)node, tab);
}
else if (node is ADSizeOfValue)
{
PrintSizeOf(tab);
}
else if (node is ADVariable)
{
PrintVariable((ADVariable)node, tab);
}
else if (node is ADVariableAssignment)
{
PrintVariableAssignment((ADVariableAssignment)node, tab);
}
else if (node is ADStatementExpression)
{
PrintStatementExpression((ADStatementExpression)node, tab);
}
else if (node is ADBreak)
{
PrintBreak(tab);
}
}
