Version 3.20.11.1

src/api.cc

 // Copyright 2012 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 5913 matching lines @@
 
 
 i::Handle<i::String> NewExternalAsciiStringHandle(i::Isolate* isolate,
       v8::String::ExternalAsciiStringResource* resource) {
   i::Handle<i::String> result =
       isolate->factory()->NewExternalStringFromAscii(resource);
   return result;
 }
 
 
-bool RedirectToExternalString(i::Isolate* isolate,
-                              i::Handle<i::String> parent,
-                              i::Handle<i::String> external) {
-  if (parent->IsConsString()) {
-    i::Handle<i::ConsString> cons = i::Handle<i::ConsString>::cast(parent);
-    cons->set_first(*external);
-    cons->set_second(isolate->heap()->empty_string());
-  } else {
-    ASSERT(parent->IsSlicedString());
-    i::Handle<i::SlicedString> slice = i::Handle<i::SlicedString>::cast(parent);
-    slice->set_parent(*external);
-    slice->set_offset(0);
-  }
-  return true;
-}
-
-
 Local<String> v8::String::NewExternal(
       v8::String::ExternalStringResource* resource) {
   i::Isolate* isolate = i::Isolate::Current();
   EnsureInitializedForIsolate(isolate, "v8::String::NewExternal()");
   LOG_API(isolate, "String::NewExternal");
   ENTER_V8(isolate);
   CHECK(resource && resource->data());
   i::Handle<i::String> result = NewExternalStringHandle(isolate, resource);
   isolate->heap()->external_string_table()->AddString(*result);
   return Utils::ToLocal(result);
 }
 
 
 bool v8::String::MakeExternal(v8::String::ExternalStringResource* resource) {
   i::Handle<i::String> obj = Utils::OpenHandle(this);
   i::Isolate* isolate = obj->GetIsolate();
   if (IsDeadCheck(isolate, "v8::String::MakeExternal()")) return false;
   if (i::StringShape(*obj).IsExternalTwoByte()) {
     return false;  // Already an external string.
   }
   ENTER_V8(isolate);
   if (isolate->string_tracker()->IsFreshUnusedString(obj)) {
     return false;
   }
   if (isolate->heap()->IsInGCPostProcessing()) {
     return false;
   }
   CHECK(resource && resource->data());
-
-  bool result;
-  i::Handle<i::String> external;
-  if (isolate->heap()->old_pointer_space()->Contains(*obj)) {
-    // We do not allow external strings in the old pointer space.  Instead of
-    // converting the string in-place, we keep the cons/sliced string and
-    // point it to a newly-allocated external string.
-    external = NewExternalStringHandle(isolate, resource);
-    result = RedirectToExternalString(isolate, obj, external);
-  } else {
-    result = obj->MakeExternal(resource);
-    external = obj;
-  }
-
-  ASSERT(external->IsExternalString());
-  if (result && !external->IsInternalizedString()) {
-    isolate->heap()->external_string_table()->AddString(*external);
+  bool result = obj->MakeExternal(resource);
+  if (result && !obj->IsInternalizedString()) {
+    isolate->heap()->external_string_table()->AddString(*obj);
   }
   return result;
 }
 
 
 Local<String> v8::String::NewExternal(
       v8::String::ExternalAsciiStringResource* resource) {
   i::Isolate* isolate = i::Isolate::Current();
   EnsureInitializedForIsolate(isolate, "v8::String::NewExternal()");
   LOG_API(isolate, "String::NewExternal");
@@ skipping 14 matching lines @@
     return false;  // Already an external string.
   }
   ENTER_V8(isolate);
   if (isolate->string_tracker()->IsFreshUnusedString(obj)) {
     return false;
   }
   if (isolate->heap()->IsInGCPostProcessing()) {
     return false;
   }
   CHECK(resource && resource->data());
-
-  bool result;
-  i::Handle<i::String> external;
-  if (isolate->heap()->old_pointer_space()->Contains(*obj)) {
-    // We do not allow external strings in the old pointer space.  Instead of
-    // converting the string in-place, we keep the cons/sliced string and
-    // point it to a newly-allocated external string.
-    external = NewExternalAsciiStringHandle(isolate, resource);
-    result = RedirectToExternalString(isolate, obj, external);
-  } else {
-    result = obj->MakeExternal(resource);
-    external = obj;
-  }
-
-  ASSERT(external->IsExternalString());
-  if (result && !external->IsInternalizedString()) {
-    isolate->heap()->external_string_table()->AddString(*external);
+  bool result = obj->MakeExternal(resource);
+  if (result && !obj->IsInternalizedString()) {
+    isolate->heap()->external_string_table()->AddString(*obj);
   }
   return result;
 }
 
 
 bool v8::String::CanMakeExternal() {
   if (!internal::FLAG_clever_optimizations) return false;
   i::Handle<i::String> obj = Utils::OpenHandle(this);
   i::Isolate* isolate = obj->GetIsolate();
   if (IsDeadCheck(isolate, "v8::String::CanMakeExternal()")) return false;
@@ skipping 20 matching lines @@
   i::Isolate* isolate = i::Isolate::Current();
   EnsureInitializedForIsolate(isolate, "v8::NumberObject::New()");
   LOG_API(isolate, "NumberObject::New");
   ENTER_V8(isolate);
   i::Handle<i::Object> number = isolate->factory()->NewNumber(value);
   i::Handle<i::Object> obj = isolate->factory()->ToObject(number);
   return Utils::ToLocal(obj);
 }
 
 
-double v8::NumberObject::ValueOf() const {
+double v8::NumberObject::NumberValue() const {
   i::Isolate* isolate = i::Isolate::Current();
   if (IsDeadCheck(isolate, "v8::NumberObject::NumberValue()")) return 0;
   LOG_API(isolate, "NumberObject::NumberValue");
   i::Handle<i::Object> obj = Utils::OpenHandle(this);
   i::Handle<i::JSValue> jsvalue = i::Handle<i::JSValue>::cast(obj);
   return jsvalue->value()->Number();
 }
 
 
 Local<v8::Value> v8::BooleanObject::New(bool value) {
   i::Isolate* isolate = i::Isolate::Current();
   EnsureInitializedForIsolate(isolate, "v8::BooleanObject::New()");
   LOG_API(isolate, "BooleanObject::New");
   ENTER_V8(isolate);
   i::Handle<i::Object> boolean(value
                                ? isolate->heap()->true_value()
                                : isolate->heap()->false_value(),
                                isolate);
   i::Handle<i::Object> obj = isolate->factory()->ToObject(boolean);
   return Utils::ToLocal(obj);
 }
 
 
-bool v8::BooleanObject::ValueOf() const {
+bool v8::BooleanObject::BooleanValue() const {
   i::Isolate* isolate = i::Isolate::Current();
   if (IsDeadCheck(isolate, "v8::BooleanObject::BooleanValue()")) return 0;
   LOG_API(isolate, "BooleanObject::BooleanValue");
   i::Handle<i::Object> obj = Utils::OpenHandle(this);
   i::Handle<i::JSValue> jsvalue = i::Handle<i::JSValue>::cast(obj);
   return jsvalue->value()->IsTrue();
 }
 
 
 Local<v8::Value> v8::StringObject::New(Handle<String> value) {
   i::Isolate* isolate = i::Isolate::Current();
   EnsureInitializedForIsolate(isolate, "v8::StringObject::New()");
   LOG_API(isolate, "StringObject::New");
   ENTER_V8(isolate);
   i::Handle<i::Object> obj =
       isolate->factory()->ToObject(Utils::OpenHandle(*value));
   return Utils::ToLocal(obj);
 }
 
 
-Local<v8::String> v8::StringObject::ValueOf() const {
+Local<v8::String> v8::StringObject::StringValue() const {
   i::Isolate* isolate = i::Isolate::Current();
   if (IsDeadCheck(isolate, "v8::StringObject::StringValue()")) {
     return Local<v8::String>();
   }
   LOG_API(isolate, "StringObject::StringValue");
   i::Handle<i::Object> obj = Utils::OpenHandle(this);
   i::Handle<i::JSValue> jsvalue = i::Handle<i::JSValue>::cast(obj);
   return Utils::ToLocal(
       i::Handle<i::String>(i::String::cast(jsvalue->value())));
 }
 
 
 Local<v8::Value> v8::SymbolObject::New(Isolate* isolate, Handle<Symbol> value) {
   i::Isolate* i_isolate = reinterpret_cast<i::Isolate*>(isolate);
   EnsureInitializedForIsolate(i_isolate, "v8::SymbolObject::New()");
   LOG_API(i_isolate, "SymbolObject::New");
   ENTER_V8(i_isolate);
   i::Handle<i::Object> obj =
       i_isolate->factory()->ToObject(Utils::OpenHandle(*value));
   return Utils::ToLocal(obj);
 }
 
 
-Local<v8::Symbol> v8::SymbolObject::ValueOf() const {
+Local<v8::Symbol> v8::SymbolObject::SymbolValue() const {
   i::Isolate* isolate = i::Isolate::Current();
   if (IsDeadCheck(isolate, "v8::SymbolObject::SymbolValue()"))
     return Local<v8::Symbol>();
   LOG_API(isolate, "SymbolObject::SymbolValue");
   i::Handle<i::Object> obj = Utils::OpenHandle(this);
   i::Handle<i::JSValue> jsvalue = i::Handle<i::JSValue>::cast(obj);
   return Utils::ToLocal(
       i::Handle<i::Symbol>(i::Symbol::cast(jsvalue->value())));
 }
 
 
 Local<v8::Value> v8::Date::New(double time) {
   i::Isolate* isolate = i::Isolate::Current();
   EnsureInitializedForIsolate(isolate, "v8::Date::New()");
   LOG_API(isolate, "Date::New");
   if (std::isnan(time)) {
     // Introduce only canonical NaN value into the VM, to avoid signaling NaNs.
     time = i::OS::nan_value();
   }
   ENTER_V8(isolate);
   EXCEPTION_PREAMBLE(isolate);
   i::Handle<i::Object> obj =
       i::Execution::NewDate(time, &has_pending_exception);
   EXCEPTION_BAILOUT_CHECK(isolate, Local<v8::Value>());
   return Utils::ToLocal(obj);
 }
 
 
-double v8::Date::ValueOf() const {
+double v8::Date::NumberValue() const {
   i::Isolate* isolate = i::Isolate::Current();
   if (IsDeadCheck(isolate, "v8::Date::NumberValue()")) return 0;
   LOG_API(isolate, "Date::NumberValue");
   i::Handle<i::Object> obj = Utils::OpenHandle(this);
   i::Handle<i::JSDate> jsdate = i::Handle<i::JSDate>::cast(obj);
   return jsdate->value()->Number();
 }
 
 
 void v8::Date::DateTimeConfigurationChangeNotification() {
@@ skipping 1902 matching lines @@
   Isolate* isolate = reinterpret_cast<Isolate*>(info.GetIsolate());
   Address callback_address =
       reinterpret_cast<Address>(reinterpret_cast<intptr_t>(callback));
   VMState<EXTERNAL> state(isolate);
   ExternalCallbackScope call_scope(isolate, callback_address);
   return callback(info);
 }
 
 
 } }  // namespace v8::internal