// i0 ? i1 : i2
public static void Run(ref mdr.DValue i0, ref mdr.DValue i1, ref mdr.DValue i2, ref mdr.DValue result)
{
if (Operations.Convert.ToBoolean.Run(ref i0))
result.Set(ref i1);
else
result.Set(ref i2);
}
internal static void EvalString(string inputString, ref mdr.DValue result, mdr.DFunction callerFunction = null, mdr.DObject callerContext = null, mdr.DObject thisArg = null)
{
var funcMetadata = JSParser.ParseScript(inputString).Expression.Metadata;
var func = new mdr.DFunction(funcMetadata, null);
var tempCallFrame = new mdr.CallFrame();
bool isDirectEval = callerContext != null;
if (isDirectEval)
{
//function will behave as if it was the caller
Debug.Assert(thisArg != null && callerFunction != null && callerContext != null, "Invalid situation! Direct eval call must have thisArg, callerFunction, callerContext set");
funcMetadata.Scope.IsProgram = false;
funcMetadata.Scope.IsEvalFunction = true;
funcMetadata.ParentFunction = (JSFunctionMetadata)callerFunction.Metadata;
tempCallFrame.CallerContext = callerContext;
tempCallFrame.This = thisArg;
}
else
{
//This will behave just like a program code
tempCallFrame.CallerContext = mdr.Runtime.Instance.GlobalContext;
tempCallFrame.This = (mdr.Runtime.Instance.GlobalContext);
}
//TODO: find a way to assign a name to this
//funcMetadata.Name += "_eval"; //After we know the ParentFunction
tempCallFrame.Function = func;
tempCallFrame.Signature = mdr.DFunctionSignature.EmptySignature;
func.Call(ref tempCallFrame);
result.Set(ref tempCallFrame.Return);
}
public static void Run(ref mdr.DValue i0, int i1)
{
switch (i0.ValueType)
{
case mdr.ValueTypes.Double:
{
double oldValue = i0.DoubleValue;
double newValue = oldValue + i1;
i0.DoubleValue = newValue;
//i0.Set(newValue);
break;
}
case mdr.ValueTypes.Int32:
{
int oldValue = i0.IntValue;
int newValue = oldValue + i1;
i0.IntValue = newValue;
//i0.Set(newValue);
break;
}
case mdr.ValueTypes.Boolean:
{
int oldValue = i0.BooleanValue ? 1 : 0;
int newValue = oldValue + i1;
i0.Set(newValue);
break;
}
default:
{
double oldValue = i0.AsDouble();
double newValue = oldValue + i1;
i0.Set(newValue);
break;
}
}
}
public override void Execute(ref mdr.DValue result, ref mdr.CallFrame callFrame, Interpreter interpreter)
{
interpreter.PushLocation(this);
result.Set(new mdr.DRegExp(Regexp, Options));
interpreter.PopLocation(this, ref result);
}
public override void Execute(ref mdr.DValue result, ref mdr.CallFrame callFrame, Interpreter interpreter)
{
interpreter.PushLocation(this);
result.Set(Value);
interpreter.PopLocation(this, ref result);
}
public static void Run(mdr.DArray i0, ref mdr.DValue result) { result.Set(i0); }
public static void Run(ulong i0, ref mdr.DValue result) { result.Set(i0); }
public static void Run(mdr.DUndefined i0, ref mdr.DValue result) { result.Set(i0); }
public override void Execute(ref mdr.DValue result, ref mdr.CallFrame callFrame, Interpreter interpreter)
{
interpreter.PushLocation(this);
Expression.Execute(ref result, ref callFrame, interpreter);
result.Set(Operations.Unary.LogicalNot.Run(ref result));
interpreter.PopLocation(this, ref result);
}
public override void Execute(ref mdr.DValue result, ref mdr.CallFrame callFrame, Interpreter interpreter)
{
interpreter.PushLocation(this);
var expression = Expression;
var parent = expression as ParenExpression;
if (parent != null)
expression = parent.Expression;
var indexer = expression as ReadIndexerExpression;
if (indexer != null)
{
indexer.Container.Execute(ref result, ref callFrame, interpreter);
var obj = result.AsDObject();
indexer.Index.Execute(ref result, ref callFrame, interpreter);
result.Set(Operations.Unary.DeleteProperty.Run(obj, ref result));
}
else
{
//we need to visit in case the expression has side effects, but then throw away result
expression.Execute(ref result, ref callFrame, interpreter);
var readId = expression as ReadIdentifierExpression;
if (readId != null)
result.Set(Operations.Unary.DeleteVariable.Run(interpreter.Context, readId.Symbol.FieldId));
else
result.Set(Operations.Unary.Delete.Run(ref result));
}
interpreter.PopLocation(this, ref result);
}
public override void Execute(ref mdr.DValue result, ref mdr.CallFrame callFrame, Interpreter interpreter)
{
interpreter.PushLocation(this);
Expression.Execute(ref result, ref callFrame, interpreter);
var obj = Operations.Convert.ToObject.Run(ref result);
result.Set(obj.ToDFunction());
interpreter.PopLocation(this, ref result);
}
public override void Execute(ref mdr.DValue result, ref mdr.CallFrame callFrame, Interpreter interpreter)
{
interpreter.PushLocation(this);
Expression.Execute(ref result, ref callFrame, interpreter);
if (mdr.Runtime.Instance.Configuration.ProfileStats)
{
mdr.Runtime.Instance.Counters.GetCounter("ToObject").Count++;
string toObjectCounterName = "ToObject_" + result.ValueType;
mdr.Runtime.Instance.Counters.GetCounter(toObjectCounterName).Count++;
}
result.Set(Operations.Convert.ToObject.Run(ref result));
interpreter.PopLocation(this, ref result);
}
public override void Execute(ref mdr.DValue result, ref mdr.CallFrame callFrame, Interpreter interpreter)
{
interpreter.PushLocation(this);
var obj = new mdr.DObject();
for (var i = 0; i < Properties.Count; ++i)
{
var prop = Properties[i];
prop.Execute(ref result, ref callFrame, interpreter);
obj.DefineOwnProperty(prop.Name, ref result, mdr.PropertyDescriptor.Attributes.Data);
}
result.Set(obj);
interpreter.PopLocation(this, ref result);
}
public override void Execute(ref mdr.DValue result, ref mdr.CallFrame callFrame, Interpreter interpreter)
{
interpreter.PushLocation(this);
var array = new mdr.DArray(Items.Count);
for (var i = 0; i < Items.Count; ++i)
Items[i].Execute(ref array.Elements[i], ref callFrame, interpreter);
result.Set(array);
interpreter.PopLocation(this, ref result);
}
public override void Execute(ref mdr.DValue result, ref mdr.CallFrame callFrame, Interpreter interpreter)
{
interpreter.PushLocation(this);
var tmp = new mdr.DValue();
Left.Execute(ref result, ref callFrame, interpreter);
Right.Execute(ref tmp, ref callFrame, interpreter);
result.Set(Operations.Binary.BitwiseXor.Run(ref result, ref tmp));
interpreter.PopLocation(this, ref result);
}
public static void Run(/*const*/ ref mdr.DValue i0, ref mdr.DValue result) { result.Set(ref i0); }
public override void Execute(ref mdr.DValue result, ref mdr.CallFrame callFrame, Interpreter interpreter)
{
interpreter.PushLocation(this);
var tmpCallFrame = new mdr.CallFrame();
Function.Execute(ref result, ref callFrame, interpreter);
interpreter.LoadArguments(this.Arguments, ref tmpCallFrame, ref callFrame);
tmpCallFrame.Function = result.AsDFunction();
JSRuntime.StopTimer(interpreter.Timer);
tmpCallFrame.Function.Construct(ref tmpCallFrame);
JSRuntime.StartTimer(interpreter.Timer);
result.Set(tmpCallFrame.This);
interpreter.PopLocation(this, tmpCallFrame.Function);
}
public static void Run(double i0, ref mdr.DValue result) { result.Set(i0); }
public override void Execute(ref mdr.DValue result, ref mdr.CallFrame callFrame, Interpreter interpreter)
{
interpreter.PushLocation(this);
var func = new mdr.DFunction(
((JSFunctionMetadata)callFrame.Function.Metadata).SubFunctions[Metadata.FuncDefinitionIndex]
, interpreter.Context);
result.Set(func);
interpreter.PopLocation(this, ref result);
}
public static void Run(mdr.DFunction i0, ref mdr.DValue result) { result.Set(i0); }
public override void Execute(ref mdr.DValue result, ref mdr.CallFrame callFrame, Interpreter interpreter)
{
///We try to do as much here as possible to avoid reaching the InternalCall and InternalNew
///See NodeFactory.MakeForEachInStatement to understand the logic
interpreter.PushLocation(this);
Expression.Execute(ref result, ref callFrame, interpreter);
var iterator = new JSPropertyNameEnumerator(result.AsDObject());
Debug.Assert(
ExtendedBody.Statements.Count == 2
&& ExtendedBody.Statements[0] is ExpressionStatement
, "Invalid situation! We must have a ExpressionStatement here!");
var assignToLeft = (ExtendedBody.Statements[0] as ExpressionStatement).Expression;
interpreter.PushTarget(this);
var tempCount = interpreter.GetTemporaryCount();
//int backedgeCount = 0;
while (iterator.MoveNext())
{
var writeId = assignToLeft as WriteIdentifierExpression;
if (writeId != null)
{
result.Set(iterator.GetCurrent());
interpreter.WriteSymbol(writeId.Symbol, ref result, ref callFrame);
}
else
{
//This is an unlikely case anyways!
var writeIndex = assignToLeft as WriteIndexerExpression;
Debug.Assert(writeIndex != null, "Invalid situation! We must have a WriteIndexerExpression here!");
writeIndex.Container.Execute(ref result, ref callFrame, interpreter);
var obj = result.AsDObject();
writeIndex.Index.Execute(ref result, ref callFrame, interpreter);
obj.SetField(ref result, iterator.GetCurrent());
}
//backedgeCount++;
OriginalBody.Execute(ref result, ref callFrame, interpreter);
if (interpreter.CompletionType == Interpreter.CompletionTypes.Continue && interpreter.CompletionTargetStatement == this)
interpreter.SetCompletion(Interpreter.CompletionTypes.Normal, null);
else if (interpreter.CompletionType != Interpreter.CompletionTypes.Normal)
break;
interpreter.ReleaseTemporariesAfter(tempCount);
}
interpreter.PopTarget(this);
//interpreter.IncrementBackedgeCount(backedgeCount);
interpreter.PopLocation(this, ref result);
}
public static void Run(object i0, ref mdr.DValue result) { result.Set(i0); }
//public static mdr.DValue IncDec(ref mdr.DValue i0, int i1)
//{
// var result = new mdr.DValue();
// switch (i0.ValueType)
// {
// case mdr.ValueTypes.Int:
// {
// int oldValue = i0.IntValue;
// int newValue = oldValue + i1;
// result.Set(newValue);
// break;
// }
// case mdr.ValueTypes.Boolean:
// {
// int oldValue = i0.BoolValue ? 1 : 0;
// int newValue = oldValue + i1;
// result.Set(newValue);
// break;
// }
// default:
// {
// double oldValue = i0.ToDouble();
// double newValue = oldValue + i1;
// result.Set(newValue);
// break;
// }
// }
// return result;
//}
/// <summary>
/// The following is used for inc/dec that involves DValue. To handle arrays and properties well, we will have a separate object for
/// reading the value, and another for setting. To make the inc/dec and assign, etc. uniform, we should consider that on the stack
/// we have all the paramertes always for all kinds of values (symbols, arrays, properties, ...)
///
/// followings:
/// dest for writing
/// DObject for setting (for array/property will be a member of the object itself)
/// DObject for reading (for array/property may be a member of the object's prototype)
/// </summary>
/// <param name="result">for returing the value that is used in the next instruction.</param>
/// <param name="dest">For updating the source itself</param>
/// <param name="i0">the source for reading the value</param>
/// <param name="i1">1 for inc and -1 for dec</param>
/// <param name="isPostfix"></param>
/// <returns></returns>
public static void AddConst(ref mdr.DValue dest, /*const*/ ref mdr.DValue i0, int i1, bool isPostfix, ref mdr.DValue result)
{
switch (i0.ValueType)
{
case mdr.ValueTypes.Int32:
{
int oldValue = i0.IntValue;
int newValue = oldValue + i1;
dest.Set(newValue);
result.Set(isPostfix ? oldValue : newValue);
break;
}
case mdr.ValueTypes.Boolean:
{
int oldValue = i0.BooleanValue ? 1 : 0;
int newValue = oldValue + i1;
dest.Set(newValue);
result.Set(isPostfix ? oldValue : newValue);
break;
}
default:
{
double oldValue = i0.AsDouble();
double newValue = oldValue + i1;
dest.Set(newValue);
result.Set(isPostfix ? oldValue : newValue);
break;
}
}
}
