private void Visit(JSFunctionMetadata node)
{
OpenOutput(node.FullName);
_writingTopStatements = true;
_currFuncMetadata = node;
_output.WriteLine(" label = \"GRAPH FOR FUNCTION: {0}\"", node.Declaration);
StartSubgraph("Symbols");
foreach (var symbol in node.Scope.Symbols)
{
WriteNode(symbol, symbol.Name);
}
EndSubgraph();
foreach (var symbol in node.Scope.Symbols)
{
VisitNodes(symbol.Readers);
WriteNodes(symbol.Readers);
WriteEdges(symbol, symbol.Readers, "Reader");
}
VisitNode(node.FunctionIR);
CloseOutput();
}
public static void Execute(JSFunctionMetadata funcMetadata)
{
var validator = new IRValidator();
validator.Visit(funcMetadata.FunctionIR.Statement);
foreach (var f in funcMetadata.SubFunctions)
Execute(f);
}
public int RunScriptProgram(JSFunctionMetadata prgMetadata)
{
try
{
//TODO: It should be checked later. This situation should not happen
if (prgMetadata == null)
{
return(0);
}
var prgFunc = new mdr.DFunction(prgMetadata, null);
mdr.CallFrame callFrame = new mdr.CallFrame();
callFrame.Function = prgFunc;
callFrame.Signature = mdr.DFunctionSignature.EmptySignature;
callFrame.This = (GlobalContext);
prgFunc.Call(ref callFrame);
return(0);
}
catch (mjr.JSException e)
{
WriteJSException(e);
}
catch (Exception e)
{
Diagnostics.WriteException(e);
}
return(1);
}
void DoAll(mjr.JSFunctionMetadata func, ProgramConfiguration config)
{
if (config.DumpIRGraph)
{
func.Analyze();
IRGraphWriter.Execute(func);
}
else
if (config.OnlyJit)
{
func.JitSpeculatively(ref mdr.DFunctionSignature.EmptySignature);
}
else if (config.OnlyAnalyze)
{
func.Analyze();
}
else if (config.OnlyParse)
{
// Already parsed everything during load.
}
else if (config.OnlyLex)
{
// Already lexed everything during load.
}
foreach (var f in func.SubFunctions)
{
DoAll(f, config);
}
}
public void Execute(JSFunctionMetadata funcImp)
{
Reset();
// Process AST
Visit(funcImp);
// Emit epilogue
//outStream.WriteLine();
}
public void Execute(JSFunctionMetadata funcImp)
{
Reset();
// Process AST
Visit(funcImp);
// Emit epilogue
//outStream.WriteLine();
}
public virtual void Visit(JSFunctionMetadata funcImp)
{
// Ensure AST is available
funcImp.Parse();
// Process AST
enteringMethodDefinition = false;
funcImp.AST.Accept(this);
}
public virtual void Visit(JSFunctionMetadata funcImp)
{
// Ensure AST is available
funcImp.Parse();
// Process AST
enteringMethodDefinition = false;
funcImp.AST.Accept(this);
}
public static void Execute(JSFunctionMetadata funcMetadata)
{
var validator = new IRValidator();
validator.Visit(funcMetadata.FunctionIR.Statement);
foreach (var f in funcMetadata.SubFunctions)
{
Execute(f);
}
}
public JSFunctionMetadata(FunctionExpression functionIR, JSFunctionMetadata parent = null)
: base()
{
Execute = FirstExecute;
SubFunctions = new List <JSFunctionMetadata>();
FunctionIR = functionIR;
FunctionIR.Scope.SetContainer(this);
ParentFunction = parent;
GuardProfileSize = 0;
MapProfileSize = 0;
CallProfileSize = 0;
}
public void Add(string key, JSFunctionMetadata func)
{
//TODO: can we make this call async?
Debug.Assert(func != null, "Cannot add null function for {0}", key);
LinkedList <JSFunctionMetadata> funcs = null;
if (!_map.TryGetValue(key, out funcs))
{
funcs = _map.GetOrAdd(key, k => new LinkedList <JSFunctionMetadata>());
}
funcs.AddLast(func);
}
public void AddSubFunction(JSFunctionMetadata subFunc)
{
if (ContainerFunction != null)
{
Debug.Assert(_subFunctions == null, "Invalid situation!");
subFunc.ParentFunction = ContainerFunction;
}
else
{
Debug.Assert(_subFunctions != null, "Invalid situation!");
_subFunctions.Add(subFunc);
}
}
private ScriptInfo GetScriptInfo(JSFunctionMetadata funcMetadata)
{
var f = funcMetadata;
while (f.ParentFunction != null)
{
f = f.ParentFunction;
}
foreach (var v in Scripts.Values)
{
if (v.Metadata == f)
{
return(v);
}
}
return(null);
}
private JSFunctionMetadata LoadScriptStringMetadata(string scriptString)
{
JSFunctionMetadata program = null;
var timer = StartTimer(Configuration.ProfileLexTime, "JS/Parse");
try
{
program = JSParser.ParseScript(scriptString).Expression.Metadata;
}
catch (Exception e)
{
Diagnostics.WriteException(e);
}
finally
{
StopTimer(timer);
}
return(program);
}
public void SetContainer(JSFunctionMetadata container)
{
Debug.Assert(ContainerFunction == null, "Scope already has a container function");
ContainerFunction = container;
Debug.Assert(_subFunctions != null, "Invalid situation!");
foreach (var f in _subFunctions)
{
f.ParentFunction = ContainerFunction; //This will set everything up!
}
_subFunctions = null; //From now on, we don't need to keep the list in this object!
foreach (var s in InnerScopes)
{
if (!s.IsFunction)
{
s.SetContainer(container);
}
}
}
private void PrintProfileInfo(JSFunctionMetadata metaData)
{
Console.WriteLine("###########################################");
Console.WriteLine("Profile Info of function: {0}", metaData.Declaration);
var cachedCodes = metaData.Cache.Items;
foreach (var code in cachedCodes)
{
Console.WriteLine("Signature {0}", code.Signature);
Console.Write("{0}", code.Profiler);
}
Console.WriteLine("###########################################\n");
foreach (var subFunc in metaData.SubFunctions)
{
if (subFunc != null)
{
PrintProfileInfo(subFunc);
}
}
}
public JSFunctionMetadata GetSubFunction(int index) { return SubFunctions[index]; } //This is to simplify code generation
void AddSubFunction(JSFunctionMetadata subFunc)
{
Debug.Assert(subFunc.FuncDefinitionIndex == mdr.Runtime.InvalidIndex || SubFunctions[subFunc.FuncDefinitionIndex] == subFunc, "Opps! Invalid situation in function tree!");
subFunc.FuncDefinitionIndex = this.SubFunctions.Count;
this.SubFunctions.Add(subFunc);
}
public FunctionInfo(JSFunctionMetadata func_, bool isMethod_)
{
Func = func_;
IsMethod = isMethod_;
}
public static void Execute(JSFunctionMetadata funcMetadata)
{
new IRGraphWriter().Visit(funcMetadata);
}
public JSSourceLocation(JSFunctionMetadata metadata, int offset)
{
functionMetadata = metadata;
Offset = offset;
prettified = null;
}
public FunctionInfo(JSFunctionMetadata func_, bool isMethod_)
{
Func = func_;
IsMethod = isMethod_;
}
public JSFunctionCode(JSFunctionMetadata funcMetadata, ref mdr.DFunctionSignature signature)
: base(ref signature)
{
Metadata = funcMetadata;
}
private string prettified; // Serves dual roles: holds prettified string, and null-ness indicates if lazy properties have been evaluated
public JSSourceLocation(JSFunctionMetadata metadata, Node node) : this(metadata, node.SourceOffset)
{
}
public void SetContainer(JSFunctionMetadata container)
{
Debug.Assert(ContainerFunction == null, "Scope already has a container function");
ContainerFunction = container;
Debug.Assert(_subFunctions != null, "Invalid situation!");
foreach (var f in _subFunctions)
{
f.ParentFunction = ContainerFunction; //This will set everything up!
}
_subFunctions = null; //From now on, we don't need to keep the list in this object!
foreach (var s in InnerScopes)
if (!s.IsFunction)
s.SetContainer(container);
}
public void AddSubFunction(JSFunctionMetadata subFunc)
{
if (ContainerFunction != null)
{
Debug.Assert(_subFunctions == null, "Invalid situation!");
subFunc.ParentFunction = ContainerFunction;
}
else
{
Debug.Assert(_subFunctions != null, "Invalid situation!");
_subFunctions.Add(subFunc);
}
}
public string GetScriptKey(JSFunctionMetadata funcMetadata)
{
var info = GetScriptInfo(funcMetadata);
return((info != null) ? info.Key : null);
}
public JSFunctionCode(JSFunctionMetadata funcMetadata, ref mdr.DFunctionSignature signature)
: base(ref signature)
{
Metadata = funcMetadata;
}
public static void PushLocation(JSFunctionMetadata funcMetadata, int sourceOffset)
{
lock (Instance._locations)
Instance._locations.AddLast(new JSSourceLocation(funcMetadata, sourceOffset));
}
} //This is to simplify code generation
void AddSubFunction(JSFunctionMetadata subFunc)
{
Debug.Assert(subFunc.FuncDefinitionIndex == mdr.Runtime.InvalidIndex || SubFunctions[subFunc.FuncDefinitionIndex] == subFunc, "Opps! Invalid situation in function tree!");
subFunc.FuncDefinitionIndex = this.SubFunctions.Count;
this.SubFunctions.Add(subFunc);
}
public string GetScriptString(JSFunctionMetadata funcMetadata)
{
return(null);
}
public static void PushLocation(JSFunctionMetadata funcMetadata, int sourceOffset)
{
}
public JSFunctionMetadata(FunctionExpression functionIR, JSFunctionMetadata parent = null)
: base()
{
Execute = FirstExecute;
SubFunctions = new List<JSFunctionMetadata>();
FunctionIR = functionIR;
FunctionIR.Scope.SetContainer(this);
ParentFunction = parent;
GuardProfileSize = 0;
MapProfileSize = 0;
CallProfileSize = 0;
}
