private void Visit(AssignmentExpression assignmentExpression)
{
if (currentAssignmentOperatorStatus != AssignmentOperatorStatus.Read)
{
errorWarningLog.Error(ParadoxMessageCode.ErrorNestedAssignment, assignmentExpression.Span, assignmentExpression, shaderName);
}
var prevStreamUsage = currentStreamUsage;
currentStreamUsage = StreamUsage.Read;
assignmentExpression.Value = (Expression)VisitDynamic(assignmentExpression.Value);
currentAssignmentOperatorStatus = (assignmentExpression.Operator != AssignmentOperator.Default) ? AssignmentOperatorStatus.ReadWrite : AssignmentOperatorStatus.Write;
currentStreamUsage = StreamUsage.Write;
assignmentExpression.Target = (Expression)VisitDynamic(assignmentExpression.Target);
currentAssignmentOperatorStatus = AssignmentOperatorStatus.Read;
currentStreamUsage = prevStreamUsage;
if (assignmentExpression.Operator == AssignmentOperator.Default)
{
if (assignmentExpression.Target is VariableReferenceExpression && (assignmentExpression.Target as VariableReferenceExpression).Name.Text == "streams") // "streams = ...;"
{
StreamAssignations.Add(assignmentExpression);
}
else if (assignmentExpression.Value is VariableReferenceExpression && (assignmentExpression.Value as VariableReferenceExpression).Name.Text == "streams") // "... = streams;"
{
AssignationsToStream.Add(assignmentExpression);
}
}
}
private void Visit(AssignmentExpression assignmentExpression)
{
if (currentAssignmentOperatorStatus != AssignmentOperatorStatus.Read)
{
errorWarningLog.Error(XenkoMessageCode.ErrorNestedAssignment, assignmentExpression.Span, assignmentExpression, shaderName);
}
var prevStreamUsage = currentStreamUsage;
currentStreamUsage = StreamUsage.Read;
assignmentExpression.Value = (Expression)VisitDynamic(assignmentExpression.Value);
currentAssignmentOperatorStatus = (assignmentExpression.Operator != AssignmentOperator.Default) ? AssignmentOperatorStatus.ReadWrite : AssignmentOperatorStatus.Write;
currentStreamUsage = StreamUsage.Write;
assignmentExpression.Target = (Expression)VisitDynamic(assignmentExpression.Target);
currentAssignmentOperatorStatus = AssignmentOperatorStatus.Read;
currentStreamUsage = prevStreamUsage;
var parentBlock = this.NodeStack.OfType <StatementList>().LastOrDefault();
if (assignmentExpression.Operator == AssignmentOperator.Default && parentBlock != null)
{
if (assignmentExpression.Target is VariableReferenceExpression && (assignmentExpression.Target as VariableReferenceExpression).Name == StreamsType.ThisStreams.Name) // "streams = ...;"
{
StreamAssignations.Add(assignmentExpression, parentBlock);
}
else if (assignmentExpression.Value is VariableReferenceExpression && (assignmentExpression.Value as VariableReferenceExpression).Name == StreamsType.ThisStreams.Name) // "... = streams;"
{
AssignationsToStream.Add(assignmentExpression, parentBlock);
}
}
}
/// <summary>
/// Analyse the AssignmentExpression to correctly infer the potential stream usage
/// </summary>
/// <param name="assignmentExpression">the AssignmentExpression</param>
public override Node Visit(AssignmentExpression assignmentExpression)
{
if (currentAssignmentOperatorStatus != AssignmentOperatorStatus.Read)
Error(XenkoMessageCode.ErrorNestedAssignment, assignmentExpression.Span, assignmentExpression, analyzedModuleMixin.MixinName);
assignmentExpression.Value = (Expression)VisitDynamic(assignmentExpression.Value);
currentAssignmentOperatorStatus = (assignmentExpression.Operator != AssignmentOperator.Default) ? AssignmentOperatorStatus.ReadWrite : AssignmentOperatorStatus.Write;
assignmentExpression.Target = (Expression)VisitDynamic(assignmentExpression.Target);
currentAssignmentOperatorStatus = AssignmentOperatorStatus.Read;
return assignmentExpression;
}
/// <summary>
/// Analyse the AssignmentExpression to correctly infer the potential stream usage
/// </summary>
/// <param name="assignmentExpression">the AssignmentExpression</param>
public override void Visit(AssignmentExpression assignmentExpression)
{
if (currentAssignmentOperatorStatus != AssignmentOperatorStatus.Read)
errorWarningLog.Error(XenkoMessageCode.ErrorNestedAssignment, assignmentExpression.Span, assignmentExpression, shaderName);
var prevStreamUsage = currentStreamUsage;
currentStreamUsage = StreamUsage.Read;
assignmentExpression.Value = (Expression)VisitDynamic(assignmentExpression.Value);
currentAssignmentOperatorStatus = (assignmentExpression.Operator != AssignmentOperator.Default) ? AssignmentOperatorStatus.ReadWrite : AssignmentOperatorStatus.Write;
currentStreamUsage = StreamUsage.Write;
assignmentExpression.Target = (Expression)VisitDynamic(assignmentExpression.Target);
currentAssignmentOperatorStatus = AssignmentOperatorStatus.Read;
currentStreamUsage = prevStreamUsage;
var parentBlock = this.NodeStack.OfType<StatementList>().LastOrDefault();
if (assignmentExpression.Operator == AssignmentOperator.Default && parentBlock != null)
{
if (assignmentExpression.Target is VariableReferenceExpression && (assignmentExpression.Target as VariableReferenceExpression).Name == StreamsType.ThisStreams.Name) // "streams = ...;"
StreamAssignations.Add(assignmentExpression, parentBlock);
else if (assignmentExpression.Value is VariableReferenceExpression && (assignmentExpression.Value as VariableReferenceExpression).Name == StreamsType.ThisStreams.Name) // "... = streams;"
AssignationsToStream.Add(assignmentExpression, parentBlock);
}
}
protected override void Visit(AssignmentExpression assignmentExpression)
{
if (currentAssignmentOperatorStatus != AssignmentOperatorStatus.Read)
Error(ParadoxMessageCode.ErrorNestedAssignment, assignmentExpression.Span, assignmentExpression, analyzedModuleMixin.MixinName);
assignmentExpression.Value = (Expression)VisitDynamic(assignmentExpression.Value);
currentAssignmentOperatorStatus = (assignmentExpression.Operator != AssignmentOperator.Default) ? AssignmentOperatorStatus.ReadWrite : AssignmentOperatorStatus.Write;
assignmentExpression.Target = (Expression)VisitDynamic(assignmentExpression.Target);
currentAssignmentOperatorStatus = AssignmentOperatorStatus.Read;
}
