public override void Visit(WhileStatementNode node)
{
string WhileLabel = WhileLabelGenerator.GetNewLabel();
string WhileLabelLoop = WhileLabel + "Loop";
string WhileLabelTest = WhileLabel + "Test";
Gen("jmp", WhileLabelTest);
GenText(WhileLabelLoop + ":");
node.statement.Accept(this);
GenText(WhileLabelTest + ":");
node.expression.Accept(this);
Gen("cmp", "eax", "0");
Gen("jg", WhileLabelLoop);
}
public override void Visit(WhileStatementNode node)
{
try
{
node.expression.Accept(this);
if (!AreTypeCompatible(node.expression.ExpressionType.GetType(), typeof(BooleanType)))
throw new Exception("While condition expression is not of type Boolean!");
}
catch (Exception e)
{
Analysis.LogSemanticError(e.Message, node.lineNumber);
}
node.statement.Accept(this);
}
public virtual void Visit(WhileStatementNode node)
{
node.expression.Accept(this);
node.statement.Accept(this);
}
public override void Visit(WhileStatementNode node)
{
Console.WriteLine(this.indentation + "While ---- Statement ----");
indentation = indentation + " ";
node.expression.Accept(this);
node.statement.Accept(this);
indentation = indentation.Substring(0, indentation.Length - 3);
}