private ReadIndexerExpression MakeReadIndexerExpression(Expression container, Expression index)
{
StringLiteral constIndex = index as StringLiteral;
int integerIndex;
ReadIndexerExpression n;
//We need to make sure that the string is not an integer, because in the case of Arrays integer strings are equivalent to integers!!
if (constIndex != null && !int.TryParse(constIndex.Value, out integerIndex))
{
n = new ReadPropertyExpression(MakeToObject((Expression)container), constIndex);
}
else
{
n = new ReadIndexerExpression(MakeToObject((Expression)container), (Expression)index);
}
return(n);
}
public override void Visit(ReadPropertyExpression node)
{
PushLocation(node);
var value = _localVars.PushTemporary(Types.DValue.TypeOf);
var stackState = _localVars.GetTemporaryStackState();
VisitNode(node.Container);
AsDObject();
node.AssignFieldId();
_ilGen.Ldc_I4(node.FieldId);
_ilGen.Ldloca(value);
_ilGen.Call(Types.DObject.GetFieldByFieldId_Int32_DValueRef);
_localVars.PopTemporariesAfter(stackState);
_ilGen.Ldloca(value);
_result.ValueType = mdr.ValueTypes.DValueRef;
PopLocation();
}
public override void Visit(ReadPropertyExpression node) { Visit((ReadIndexerExpression)node); }
public override void Visit(ReadPropertyExpression node) { base.Visit(node); node.ValueType = GetType(node); }
internal static mdr.ValueTypes GetType(ReadPropertyExpression expression) { return mdr.ValueTypes.DValueRef; }
public override void Visit(ReadPropertyExpression node)
{
var nodeProfile = _currProfiler.GetNodeProfile(node);
if (_currFuncMetadata.EnableInlineCache
&& nodeProfile != null
&& nodeProfile.Map != null
&& nodeProfile.PD != null
&& nodeProfile.PD.IsDataDescriptor
&& !nodeProfile.PD.IsInherited)
{
PushLocation(node);
var value = _localVars.PushTemporary(Types.DValue.TypeOf);
var stackState = _localVars.GetTemporaryStackState();
VisitNode(node.Container);
AsDObject();
node.AssignFieldId();
_ilGen.Ldc_I4(node.FieldId);
_ilGen.Ldloca(value);
_ilGen.Ldc_I4(nodeProfile.Map.UniqueId);
_ilGen.Ldc_I4(nodeProfile.PD.Index);
_ilGen.Call(Types.Operations.Internals.GetFieldUsingIC);
_ilGen.Ldloca(value);
_result.ValueType = mdr.ValueTypes.DValueRef;
PopLocation();
}
else if (_currFuncMetadata.EnableInlineCache
&& nodeProfile != null
&& nodeProfile.Map != null
&& nodeProfile.PD != null
&& nodeProfile.PD.IsDataDescriptor
&& nodeProfile.PD.IsInherited)
{
int inheritCacheIndex = JSRuntime.UpdateInheritPropertyObjectCache(nodeProfile.PD);
if (inheritCacheIndex != -1)
{
PushLocation(node);
var value = _localVars.PushTemporary(Types.DValue.TypeOf);
VisitNode(node.Container);
AsDObject();
node.AssignFieldId();
_ilGen.Ldc_I4(node.FieldId);
_ilGen.Ldloca(value);
_ilGen.Ldc_I4(nodeProfile.Map.UniqueId);
_ilGen.Ldc_I4(nodeProfile.PD.Index);
_ilGen.Ldc_I4(inheritCacheIndex);
_ilGen.Call(Types.Operations.Internals.GetInheritFieldUsingIC);
_ilGen.Ldloca(value);
_result.ValueType = mdr.ValueTypes.DValueRef;
PopLocation();
}
else
{
base.Visit(node);
}
}
else
{
// if (nodeProfile == null)
// nodeProfile.PD.HasAttributes(mdr.PropertyDescriptor.Attributes.NotConfigurable))
// Trace.WriteLine("Missing profile data {0} {1} {2}!", node, node.ProfileIndex, _currFuncMetadata);
base.Visit(node);
}
}
public override void Visit(ReadPropertyExpression node)
{
PushLocation(node);
VisitNode(node.Container);
node.AssignFieldId();
_stackModel.Pop(1);
BeginICMethod(node);
_ilGen.Ldarg_CallFrame();
_ilGen.Ldc_I4(_stackModel.StackPointer);
_ilGen.Ldc_I4(node.FieldId);
_ilGen.Call(Types.Operations.ICMethods.ReadProperty);
EndICMethod();
_stackModel.Push(1);
PopLocation();
}
public override void Visit(ReadPropertyExpression node)
{
Visit((ReadIndexerExpression)node);
}
private ReadIndexerExpression MakeReadIndexerExpression(Expression container, Expression index)
{
StringLiteral constIndex = index as StringLiteral;
int integerIndex;
ReadIndexerExpression n;
//We need to make sure that the string is not an integer, because in the case of Arrays integer strings are equivalent to integers!!
if (constIndex != null && !int.TryParse(constIndex.Value, out integerIndex))
n = new ReadPropertyExpression(MakeToObject((Expression)container), constIndex);
else
n = new ReadIndexerExpression(MakeToObject((Expression)container), (Expression)index);
return n;
}
public abstract void Visit(ReadPropertyExpression node);
public override void Visit(ReadPropertyExpression node)
{
PushLocation(node);
VisitNode(node.Container);
node.AssignFieldId();
_ilGen.Ldc_I4(node.FieldId);
var popOperandCount = 1;// node.UserIsFunction ? 0 : 1; //Leave object for This if user is function
_ilGen.Ldc_I4(popOperandCount);
Call(Types.Operations.Stack.LoadFieldByFieldId, popOperandCount, 1);
PopLocation();
}
public override void Visit(ReadPropertyExpression node)
{
throw new NotImplementedException();
}
public override void Visit(ReadPropertyExpression node) { AssignToImplicitReturn(node); }