public PointsToAbstractValue GetOrCreateDefaultValue(AnalysisEntity analysisEntity)
{
if (!_defaultPointsToValueMapBuilder.TryGetValue(analysisEntity, out PointsToAbstractValue value))
{
if (analysisEntity.Symbol?.Kind == SymbolKind.Local ||
analysisEntity.Symbol is IParameterSymbol parameter && parameter.RefKind == RefKind.Out ||
analysisEntity.CaptureId != null)
{
return(PointsToAbstractValue.Undefined);
}
else if (analysisEntity.Type.IsNonNullableValueType())
{
return(PointsToAbstractValue.NoLocation);
}
else if (analysisEntity.HasUnknownInstanceLocation)
{
return(PointsToAbstractValue.Unknown);
}
value = PointsToAbstractValue.Create(AbstractLocation.CreateAnalysisEntityDefaultLocation(analysisEntity), mayBeNull: true);
// PERF: Do not track entity and its points to value for partial analysis for entities requiring complete analysis.
if (PointsToAnalysisKind == PointsToAnalysisKind.Complete ||
!analysisEntity.IsChildOrInstanceMemberNeedingCompletePointsToAnalysis())
{
_trackedEntitiesBuilder.AddEntityAndPointsToValue(analysisEntity, value);
_defaultPointsToValueMapBuilder.Add(analysisEntity, value);
}
}
public PointsToAbstractValue GetOrCreateDefaultValue(AnalysisEntity analysisEntity)
{
if (!_defaultPointsToValueMapBuilder.TryGetValue(analysisEntity, out PointsToAbstractValue value))
{
if (analysisEntity.SymbolOpt?.Kind == SymbolKind.Local ||
analysisEntity.SymbolOpt is IParameterSymbol parameter && parameter.RefKind == RefKind.Out ||
analysisEntity.CaptureIdOpt != null)
{
return(PointsToAbstractValue.Undefined);
}
else if (!analysisEntity.Type.IsReferenceTypeOrNullableValueType())
{
return(PointsToAbstractValue.NoLocation);
}
else if (analysisEntity.HasUnknownInstanceLocation ||
PointsToAnalysisKind != PointsToAnalysisKind.Complete &&
analysisEntity.IsChildOrInstanceMemberNeedingCompletePointsToAnalysis())
{
return(PointsToAbstractValue.Unknown);
}
value = PointsToAbstractValue.Create(AbstractLocation.CreateAnalysisEntityDefaultLocation(analysisEntity), mayBeNull: true);
_trackedEntitiesBuilder.AddEntityAndPointsToValue(analysisEntity, value);
_defaultPointsToValueMapBuilder.Add(analysisEntity, value);
}
