Remove the last context dependent reference from the Script object...

src/accessors.cc

 // Copyright 2006-2008 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 331 matching lines @@
 
 
 const AccessorDescriptor Accessors::ScriptContextData = {
   ScriptGetContextData,
   IllegalSetter,
   0
 };
 
 
 //
-// Accessors::ScriptGetEvalFromFunction
+// Accessors::ScriptGetEvalFromScript
 //
 
 
-Object* Accessors::ScriptGetEvalFromFunction(Object* object, void*) {
+Object* Accessors::ScriptGetEvalFromScript(Object* object, void*) {
   Object* script = JSValue::cast(object)->value();
-  return Script::cast(script)->eval_from_function();
+  if (!Script::cast(script)->eval_from_shared()->IsUndefined()) {
+    Handle<SharedFunctionInfo> eval_from_shared(
+        SharedFunctionInfo::cast(Script::cast(script)->eval_from_shared()));
+
+    if (eval_from_shared->script()->IsScript()) {
+      Handle<Script> eval_from_script(Script::cast(eval_from_shared->script()));
+      return *GetScriptWrapper(eval_from_script);
+    }
+  }
+  return Heap::undefined_value();
 }
 
 
-const AccessorDescriptor Accessors::ScriptEvalFromFunction = {
-  ScriptGetEvalFromFunction,
+const AccessorDescriptor Accessors::ScriptEvalFromScript = {
+  ScriptGetEvalFromScript,
   IllegalSetter,
   0
 };
 
 
 //
-// Accessors::ScriptGetEvalFromPosition
+// Accessors::ScriptGetEvalFromScriptPosition
 //
 
 
-Object* Accessors::ScriptGetEvalFromPosition(Object* object, void*) {
+Object* Accessors::ScriptGetEvalFromScriptPosition(Object* object, void*) {
   HandleScope scope;
   Handle<Script> script(Script::cast(JSValue::cast(object)->value()));
 
   // If this is not a script compiled through eval there is no eval position.
   int compilation_type = Smi::cast(script->compilation_type())->value();
   if (compilation_type != Script::COMPILATION_TYPE_EVAL) {
     return Heap::undefined_value();
   }
 
   // Get the function from where eval was called and find the source position
   // from the instruction offset.
-  Handle<Code> code(JSFunction::cast(script->eval_from_function())->code());
+  Handle<Code> code(SharedFunctionInfo::cast(
+      script->eval_from_shared())->code());
   return Smi::FromInt(code->SourcePosition(code->instruction_start() +
                       script->eval_from_instructions_offset()->value()));
 }
 
 
-const AccessorDescriptor Accessors::ScriptEvalFromPosition = {
-  ScriptGetEvalFromPosition,
+const AccessorDescriptor Accessors::ScriptEvalFromScriptPosition = {
+  ScriptGetEvalFromScriptPosition,
+  IllegalSetter,
+  0
+};
+
+
+//
+// Accessors::ScriptGetEvalFromFunctionName
+//
+
+
+Object* Accessors::ScriptGetEvalFromFunctionName(Object* object, void*) {
+  Object* script = JSValue::cast(object)->value();
+  Handle<SharedFunctionInfo> shared(SharedFunctionInfo::cast(
+      Script::cast(script)->eval_from_shared()));
+
+
+  // Find the name of the function calling eval.
+  if (!shared->name()->IsUndefined()) {
+    return shared->name();
+  } else {
+    return shared->inferred_name();
+  }
+}
+
+
+const AccessorDescriptor Accessors::ScriptEvalFromFunctionName = {
+  ScriptGetEvalFromFunctionName,
   IllegalSetter,
   0
 };
 
 
 //
 // Accessors::FunctionPrototype
 //
 
 
@@ skipping 245 matching lines @@
 }
 
 
 const AccessorDescriptor Accessors::ObjectPrototype = {
   ObjectGetPrototype,
   ObjectSetPrototype,
   0
 };
 
 } }  // namespace v8::internal