protected override void Jump(GotoStatement node, bool isContinue)
{
var labelInfo = _labelInfos.GetLabelInfo(node.Target);
string error = null;
if (labelInfo == null)
{
if (node.Target == null)
if (isContinue)
error = "SyntaxError: Illegal continue statement";
else
error = "SyntaxError: Illegal break statement";
else
error = string.Format("SyntaxError: Undefined label '{0}'", node.Target);
}
else
if (isContinue && !labelInfo.HasContinueTarget)
error = string.Format("SyntaxError: Undefined label '{0}'", node.Target);
if (error != null)
{
var tmpException = new ThrowStatement(new StringLiteral(error));
VisitNode(tmpException); //We call visit here to have the proper override of it get called.
//TODO: var ErrorCall = new InternalCall(CodeGen.Types.Operations.Error.SemanticError, null);
}
else
{
var targetLabel = isContinue ? labelInfo.ContinueTarget : labelInfo.BreakTarget;
bool isLeavingProtectedRegion = labelInfo.ProtectedRegion != _labelInfos.CurrProtectedRegion;
if (isLeavingProtectedRegion)
_ilGen.Leave(targetLabel);
else
_ilGen.Br(targetLabel);
}
}
public override void Visit(ThrowStatement node)
{
PushLocation(node);
var stackState = _localVars.GetTemporaryStackState();
VisitNode(node.Expression);
_ilGen.Call(Types.JSException.Throw.Get(_result.ValueType));
_localVars.PopTemporariesAfter(stackState);
PopLocation();
}
public override void Visit(ThrowStatement node) { Visit((Statement)node); }
public override void Visit(ThrowStatement node)
{
VisitNode(node.Expression);
Visit((Statement)node);
}
protected override void Jump(GotoStatement node, bool isContinue)
{
var labelInfo = _labelInfos.GetLabelInfo(node.Target);
string error = null;
if (labelInfo == null)
{
if (node.Target == null)
if (isContinue)
error = "SyntaxError: Illegal continue statement";
else
error = "SyntaxError: Illegal break statement";
else
error = string.Format("SyntaxError: Undefined label '{0}'", node.Target);
}
else
if (isContinue && !labelInfo.HasContinueTarget)
error = string.Format("SyntaxError: Undefined label '{0}'", node.Target);
if (error != null)
{
var tmpException = new ThrowStatement(new StringLiteral(error));
VisitNode(tmpException); //We call visit here to have the proper override of it get called.
//TODO: var ErrorCall = new InternalCall(CodeGen.Types.Operations.Error.SemanticError, null);
}
else
{
//We reserve one slot in the _ics and later back fill these jumps.
(isContinue ? labelInfo.ContinueTarget : labelInfo.BreakTarget).AddLast(ReserveNewICIndex());
}
}
public override void Visit(ThrowStatement node)
{
PushLocation(node);
VisitNode(node.Expression);
BeginICMethod(node);
_ilGen.LoadValue(_stackModel.StackPointer - 1);
_ilGen.Call(Types.JSException.Throw.Get(mdr.ValueTypes.DValueRef));
EndICMethod();
_stackModel.Pop(1);
PopLocation();
}
public override void Visit(ThrowStatement node)
{
Visit((Statement)node);
}
public abstract void Visit(ThrowStatement node);
public override void Visit(ThrowStatement node)
{
PushLocation(node);
VisitNode(node.Expression);
Call(Types.Operations.Stack.Throw, 1, 0);
PopLocation();
}
public override void Visit(ThrowStatement node)
{
throw new NotImplementedException();
}
public override void Visit(ThrowStatement node) { }
