-// 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
-// with the distribution.
-// * Neither the name of Google Inc. nor the names of its
-// contributors may be used to endorse or promote products derived
-// from this software without specific prior written permission.
-//
-// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
-// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
-// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
-// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
-// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
-// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
-// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
-// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
-// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
-// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
-// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
-
-#include "v8.h"
-
-#include "accessors.h"
-#include "api.h"
-#include "bootstrapper.h"
-#include "compiler.h"
-#include "debug.h"
-#include "execution.h"
-#include "global-handles.h"
-#include "isolate-inl.h"
-#include "macro-assembler.h"
-#include "natives.h"
-#include "objects-visiting.h"
-#include "platform.h"
-#include "snapshot.h"
-#include "trig-table.h"
-#include "extensions/externalize-string-extension.h"
-#include "extensions/free-buffer-extension.h"
-#include "extensions/gc-extension.h"
-#include "extensions/statistics-extension.h"
-#include "extensions/trigger-failure-extension.h"
-#include "code-stubs.h"
+// Copyright 2014 the V8 project authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#include "src/bootstrapper.h"
+
+#include "src/accessors.h"
+#include "src/code-stubs.h"
+#include "src/extensions/externalize-string-extension.h"
+#include "src/extensions/free-buffer-extension.h"
+#include "src/extensions/gc-extension.h"
+#include "src/extensions/statistics-extension.h"
+#include "src/extensions/trigger-failure-extension.h"
+#include "src/isolate-inl.h"
+#include "src/natives.h"
+#include "src/snapshot.h"
+#include "third_party/fdlibm/fdlibm.h"
namespace v8 {
namespace internal {
-
NativesExternalStringResource::NativesExternalStringResource(
Bootstrapper* bootstrapper,
const char* source,
Handle<String> Bootstrapper::NativesSourceLookup(int index) {
- ASSERT(0 <= index && index < Natives::GetBuiltinsCount());
+ DCHECK(0 <= index && index < Natives::GetBuiltinsCount());
Heap* heap = isolate_->heap();
if (heap->natives_source_cache()->get(index)->IsUndefined()) {
// We can use external strings for the natives.
new NativesExternalStringResource(this,
source.start(),
source.length());
- Handle<String> source_code =
- isolate_->factory()->NewExternalStringFromAscii(resource);
+ // We do not expect this to throw an exception. Change this if it does.
+ Handle<String> source_code = isolate_->factory()
+ ->NewExternalStringFromOneByte(resource)
+ .ToHandleChecked();
+ // Mark this external string with a special map.
+ source_code->set_map(isolate_->heap()->native_source_string_map());
heap->natives_source_cache()->set(index, *source_code);
}
Handle<Object> cached_source(heap->natives_source_cache()->get(index),
void Bootstrapper::TearDownExtensions() {
delete free_buffer_extension_;
+ free_buffer_extension_ = NULL;
delete gc_extension_;
+ gc_extension_ = NULL;
delete externalize_string_extension_;
+ externalize_string_extension_ = NULL;
delete statistics_extension_;
+ statistics_extension_ = NULL;
delete trigger_failure_extension_;
+ trigger_failure_extension_ = NULL;
}
void Bootstrapper::TearDown() {
if (delete_these_non_arrays_on_tear_down_ != NULL) {
int len = delete_these_non_arrays_on_tear_down_->length();
- ASSERT(len < 20); // Don't use this mechanism for unbounded allocations.
+ DCHECK(len < 1000); // Don't use this mechanism for unbounded allocations.
for (int i = 0; i < len; i++) {
delete delete_these_non_arrays_on_tear_down_->at(i);
delete_these_non_arrays_on_tear_down_->at(i) = NULL;
if (delete_these_arrays_on_tear_down_ != NULL) {
int len = delete_these_arrays_on_tear_down_->length();
- ASSERT(len < 1000); // Don't use this mechanism for unbounded allocations.
+ DCHECK(len < 1000); // Don't use this mechanism for unbounded allocations.
for (int i = 0; i < len; i++) {
delete[] delete_these_arrays_on_tear_down_->at(i);
delete_these_arrays_on_tear_down_->at(i) = NULL;
class Genesis BASE_EMBEDDED {
public:
Genesis(Isolate* isolate,
- Handle<Object> global_object,
- v8::Handle<v8::ObjectTemplate> global_template,
+ MaybeHandle<JSGlobalProxy> maybe_global_proxy,
+ v8::Handle<v8::ObjectTemplate> global_proxy_template,
v8::ExtensionConfiguration* extensions);
~Genesis() { }
// Creates the empty function. Used for creating a context from scratch.
Handle<JSFunction> CreateEmptyFunction(Isolate* isolate);
// Creates the ThrowTypeError function. ECMA 5th Ed. 13.2.3
- Handle<JSFunction> GetThrowTypeErrorFunction();
+ Handle<JSFunction> GetStrictPoisonFunction();
+ // Poison for sloppy generator function arguments/callee.
+ Handle<JSFunction> GetGeneratorPoisonFunction();
void CreateStrictModeFunctionMaps(Handle<JSFunction> empty);
// we have to used the deserialized ones that are linked together with the
// rest of the context snapshot.
Handle<JSGlobalProxy> CreateNewGlobals(
- v8::Handle<v8::ObjectTemplate> global_template,
- Handle<Object> global_object,
- Handle<GlobalObject>* global_proxy_out);
+ v8::Handle<v8::ObjectTemplate> global_proxy_template,
+ MaybeHandle<JSGlobalProxy> maybe_global_proxy,
+ Handle<GlobalObject>* global_object_out);
// Hooks the given global proxy into the context. If the context was created
// by deserialization then this will unhook the global proxy that was
// deserialized, leaving the GC to pick it up.
- void HookUpGlobalProxy(Handle<GlobalObject> inner_global,
+ void HookUpGlobalProxy(Handle<GlobalObject> global_object,
Handle<JSGlobalProxy> global_proxy);
- // Similarly, we want to use the inner global that has been created by the
- // templates passed through the API. The inner global from the snapshot is
- // detached from the other objects in the snapshot.
- void HookUpInnerGlobal(Handle<GlobalObject> inner_global);
+ // Similarly, we want to use the global that has been created by the templates
+ // passed through the API. The global from the snapshot is detached from the
+ // other objects in the snapshot.
+ void HookUpGlobalObject(Handle<GlobalObject> global_object);
// New context initialization. Used for creating a context from scratch.
- void InitializeGlobal(Handle<GlobalObject> inner_global,
+ void InitializeGlobal(Handle<GlobalObject> global_object,
Handle<JSFunction> empty_function);
void InitializeExperimentalGlobal();
// Installs the contents of the native .js files on the global objects.
// Used for creating a context from scratch.
void InstallNativeFunctions();
void InstallExperimentalNativeFunctions();
+
+#define DECLARE_FEATURE_INITIALIZATION(id, descr) \
+ void InstallNativeFunctions_##id(); \
+ void InitializeGlobal_##id();
+
+ HARMONY_INPROGRESS(DECLARE_FEATURE_INITIALIZATION)
+ HARMONY_STAGED(DECLARE_FEATURE_INITIALIZATION)
+ HARMONY_SHIPPING(DECLARE_FEATURE_INITIALIZATION)
+#undef DECLARE_FEATURE_INITIALIZATION
+
Handle<JSFunction> InstallInternalArray(Handle<JSBuiltinsObject> builtins,
const char* name,
ElementsKind elements_kind);
bool InstallNatives();
- Handle<JSFunction> InstallTypedArray(const char* name,
- ElementsKind elementsKind);
+ void InstallTypedArray(
+ const char* name,
+ ElementsKind elements_kind,
+ Handle<JSFunction>* fun,
+ Handle<Map>* external_map);
bool InstallExperimentalNatives();
void InstallBuiltinFunctionIds();
void InstallExperimentalSIMDBuiltinFunctionIds();
bool InstallJSBuiltins(Handle<JSBuiltinsObject> builtins);
bool ConfigureApiObject(Handle<JSObject> object,
Handle<ObjectTemplateInfo> object_template);
- bool ConfigureGlobalObjects(v8::Handle<v8::ObjectTemplate> global_template);
+ bool ConfigureGlobalObjects(
+ v8::Handle<v8::ObjectTemplate> global_proxy_template);
// Migrates all properties from the 'from' object to the 'to'
// object and overrides the prototype in 'to' with the one from
void TransferNamedProperties(Handle<JSObject> from, Handle<JSObject> to);
void TransferIndexedProperties(Handle<JSObject> from, Handle<JSObject> to);
- enum PrototypePropertyMode {
- DONT_ADD_PROTOTYPE,
- ADD_READONLY_PROTOTYPE,
- ADD_WRITEABLE_PROTOTYPE
+ enum FunctionMode {
+ // With prototype.
+ FUNCTION_WITH_WRITEABLE_PROTOTYPE,
+ FUNCTION_WITH_READONLY_PROTOTYPE,
+ // Without prototype.
+ FUNCTION_WITHOUT_PROTOTYPE,
+ BOUND_FUNCTION
};
- Handle<Map> CreateFunctionMap(PrototypePropertyMode prototype_mode);
+ static bool IsFunctionModeWithPrototype(FunctionMode function_mode) {
+ return (function_mode == FUNCTION_WITH_WRITEABLE_PROTOTYPE ||
+ function_mode == FUNCTION_WITH_READONLY_PROTOTYPE);
+ }
+
+ Handle<Map> CreateFunctionMap(FunctionMode function_mode);
void SetFunctionInstanceDescriptor(Handle<Map> map,
- PrototypePropertyMode prototypeMode);
+ FunctionMode function_mode);
void MakeFunctionInstancePrototypeWritable();
- Handle<Map> CreateStrictModeFunctionMap(
- PrototypePropertyMode prototype_mode,
+ Handle<Map> CreateStrictFunctionMap(
+ FunctionMode function_mode,
Handle<JSFunction> empty_function);
void SetStrictFunctionInstanceDescriptor(Handle<Map> map,
- PrototypePropertyMode propertyMode);
+ FunctionMode function_mode);
static bool CompileBuiltin(Isolate* isolate, int index);
static bool CompileExperimentalBuiltin(Isolate* isolate, int index);
// prototype for the processing of JS builtins. Later the function maps are
// replaced in order to make prototype writable. These are the final, writable
// prototype, maps.
- Handle<Map> function_map_writable_prototype_;
- Handle<Map> strict_mode_function_map_writable_prototype_;
- Handle<JSFunction> throw_type_error_function;
+ Handle<Map> sloppy_function_map_writable_prototype_;
+ Handle<Map> strict_function_map_writable_prototype_;
+ Handle<JSFunction> strict_poison_function;
+ Handle<JSFunction> generator_poison_function;
BootstrapperActive active_;
friend class Bootstrapper;
Handle<Context> Bootstrapper::CreateEnvironment(
- Handle<Object> global_object,
- v8::Handle<v8::ObjectTemplate> global_template,
+ MaybeHandle<JSGlobalProxy> maybe_global_proxy,
+ v8::Handle<v8::ObjectTemplate> global_proxy_template,
v8::ExtensionConfiguration* extensions) {
HandleScope scope(isolate_);
- Genesis genesis(isolate_, global_object, global_template, extensions);
+ Genesis genesis(
+ isolate_, maybe_global_proxy, global_proxy_template, extensions);
Handle<Context> env = genesis.result();
if (env.is_null() || !InstallExtensions(env, extensions)) {
return Handle<Context>();
static void SetObjectPrototype(Handle<JSObject> object, Handle<Object> proto) {
// object.__proto__ = proto;
- Factory* factory = object->GetIsolate()->factory();
- Handle<Map> old_to_map = Handle<Map>(object->map());
- Handle<Map> new_to_map = factory->CopyMap(old_to_map);
- new_to_map->set_prototype(*proto);
- object->set_map(*new_to_map);
+ Handle<Map> old_map = Handle<Map>(object->map());
+ Handle<Map> new_map = Map::Copy(old_map);
+ new_map->set_prototype(*proto);
+ JSObject::MigrateToMap(object, new_map);
}
Handle<JSGlobalProxy> global_proxy(JSGlobalProxy::cast(env->global_proxy()));
global_proxy->set_native_context(*factory->null_value());
SetObjectPrototype(global_proxy, factory->null_value());
+ global_proxy->map()->set_constructor(*factory->null_value());
}
const char* name,
InstanceType type,
int instance_size,
- Handle<JSObject> prototype,
- Builtins::Name call,
- bool install_initial_map,
- bool set_instance_class_name) {
+ MaybeHandle<JSObject> maybe_prototype,
+ Builtins::Name call) {
Isolate* isolate = target->GetIsolate();
Factory* factory = isolate->factory();
Handle<String> internalized_name = factory->InternalizeUtf8String(name);
Handle<Code> call_code = Handle<Code>(isolate->builtins()->builtin(call));
- Handle<JSFunction> function = prototype.is_null() ?
- factory->NewFunctionWithoutPrototype(internalized_name, call_code) :
- factory->NewFunctionWithPrototype(internalized_name,
- type,
- instance_size,
- prototype,
- call_code,
- install_initial_map);
+ Handle<JSObject> prototype;
+ Handle<JSFunction> function = maybe_prototype.ToHandle(&prototype)
+ ? factory->NewFunction(internalized_name, call_code, prototype,
+ type, instance_size)
+ : factory->NewFunctionWithoutPrototype(internalized_name, call_code);
PropertyAttributes attributes;
if (target->IsJSBuiltinsObject()) {
attributes =
} else {
attributes = DONT_ENUM;
}
- CHECK_NOT_EMPTY_HANDLE(isolate,
- JSObject::SetLocalPropertyIgnoreAttributes(
- target, internalized_name, function, attributes));
- if (set_instance_class_name) {
+ JSObject::AddProperty(target, internalized_name, function, attributes);
+ if (target->IsJSGlobalObject()) {
function->shared()->set_instance_class_name(*internalized_name);
}
function->shared()->set_native(true);
void Genesis::SetFunctionInstanceDescriptor(
- Handle<Map> map, PrototypePropertyMode prototypeMode) {
- int size = (prototypeMode == DONT_ADD_PROTOTYPE) ? 4 : 5;
- Handle<DescriptorArray> descriptors(factory()->NewDescriptorArray(0, size));
- DescriptorArray::WhitenessWitness witness(*descriptors);
-
- Handle<Foreign> length(factory()->NewForeign(&Accessors::FunctionLength));
- Handle<Foreign> name(factory()->NewForeign(&Accessors::FunctionName));
- Handle<Foreign> args(factory()->NewForeign(&Accessors::FunctionArguments));
- Handle<Foreign> caller(factory()->NewForeign(&Accessors::FunctionCaller));
- Handle<Foreign> prototype;
- if (prototypeMode != DONT_ADD_PROTOTYPE) {
- prototype = factory()->NewForeign(&Accessors::FunctionPrototype);
- }
+ Handle<Map> map, FunctionMode function_mode) {
+ int size = IsFunctionModeWithPrototype(function_mode) ? 5 : 4;
+ Map::EnsureDescriptorSlack(map, size);
+
PropertyAttributes attribs = static_cast<PropertyAttributes>(
DONT_ENUM | DONT_DELETE | READ_ONLY);
- map->set_instance_descriptors(*descriptors);
+ Handle<AccessorInfo> length =
+ Accessors::FunctionLengthInfo(isolate(), attribs);
{ // Add length.
- CallbacksDescriptor d(*factory()->length_string(), *length, attribs);
- map->AppendDescriptor(&d, witness);
+ CallbacksDescriptor d(Handle<Name>(Name::cast(length->name())),
+ length, attribs);
+ map->AppendDescriptor(&d);
}
+ Handle<AccessorInfo> name =
+ Accessors::FunctionNameInfo(isolate(), attribs);
{ // Add name.
- CallbacksDescriptor d(*factory()->name_string(), *name, attribs);
- map->AppendDescriptor(&d, witness);
+ CallbacksDescriptor d(Handle<Name>(Name::cast(name->name())),
+ name, attribs);
+ map->AppendDescriptor(&d);
}
+ Handle<AccessorInfo> args =
+ Accessors::FunctionArgumentsInfo(isolate(), attribs);
{ // Add arguments.
- CallbacksDescriptor d(*factory()->arguments_string(), *args, attribs);
- map->AppendDescriptor(&d, witness);
+ CallbacksDescriptor d(Handle<Name>(Name::cast(args->name())),
+ args, attribs);
+ map->AppendDescriptor(&d);
}
+ Handle<AccessorInfo> caller =
+ Accessors::FunctionCallerInfo(isolate(), attribs);
{ // Add caller.
- CallbacksDescriptor d(*factory()->caller_string(), *caller, attribs);
- map->AppendDescriptor(&d, witness);
+ CallbacksDescriptor d(Handle<Name>(Name::cast(caller->name())),
+ caller, attribs);
+ map->AppendDescriptor(&d);
}
- if (prototypeMode != DONT_ADD_PROTOTYPE) {
- // Add prototype.
- if (prototypeMode == ADD_WRITEABLE_PROTOTYPE) {
+ if (IsFunctionModeWithPrototype(function_mode)) {
+ if (function_mode == FUNCTION_WITH_WRITEABLE_PROTOTYPE) {
attribs = static_cast<PropertyAttributes>(attribs & ~READ_ONLY);
}
- CallbacksDescriptor d(*factory()->prototype_string(), *prototype, attribs);
- map->AppendDescriptor(&d, witness);
+ Handle<AccessorInfo> prototype =
+ Accessors::FunctionPrototypeInfo(isolate(), attribs);
+ CallbacksDescriptor d(Handle<Name>(Name::cast(prototype->name())),
+ prototype, attribs);
+ map->AppendDescriptor(&d);
}
}
-Handle<Map> Genesis::CreateFunctionMap(PrototypePropertyMode prototype_mode) {
+Handle<Map> Genesis::CreateFunctionMap(FunctionMode function_mode) {
Handle<Map> map = factory()->NewMap(JS_FUNCTION_TYPE, JSFunction::kSize);
- SetFunctionInstanceDescriptor(map, prototype_mode);
- map->set_function_with_prototype(prototype_mode != DONT_ADD_PROTOTYPE);
+ SetFunctionInstanceDescriptor(map, function_mode);
+ map->set_function_with_prototype(IsFunctionModeWithPrototype(function_mode));
return map;
}
// Functions with this map will not have a 'prototype' property, and
// can not be used as constructors.
Handle<Map> function_without_prototype_map =
- CreateFunctionMap(DONT_ADD_PROTOTYPE);
- native_context()->set_function_without_prototype_map(
+ CreateFunctionMap(FUNCTION_WITHOUT_PROTOTYPE);
+ native_context()->set_sloppy_function_without_prototype_map(
*function_without_prototype_map);
// Allocate the function map. This map is temporary, used only for processing
// of builtins.
// Later the map is replaced with writable prototype map, allocated below.
- Handle<Map> function_map = CreateFunctionMap(ADD_READONLY_PROTOTYPE);
- native_context()->set_function_map(*function_map);
+ Handle<Map> function_map =
+ CreateFunctionMap(FUNCTION_WITH_READONLY_PROTOTYPE);
+ native_context()->set_sloppy_function_map(*function_map);
+ native_context()->set_sloppy_function_with_readonly_prototype_map(
+ *function_map);
// The final map for functions. Writeable prototype.
// This map is installed in MakeFunctionInstancePrototypeWritable.
- function_map_writable_prototype_ = CreateFunctionMap(ADD_WRITEABLE_PROTOTYPE);
+ sloppy_function_map_writable_prototype_ =
+ CreateFunctionMap(FUNCTION_WITH_WRITEABLE_PROTOTYPE);
Factory* factory = isolate->factory();
Handle<String> object_name = factory->Object_string();
{ // --- O b j e c t ---
- Handle<JSFunction> object_fun =
- factory->NewFunction(object_name, factory->null_value());
+ Handle<JSFunction> object_fun = factory->NewFunction(object_name);
+ int unused = JSObject::kInitialGlobalObjectUnusedPropertiesCount;
+ int instance_size = JSObject::kHeaderSize + kPointerSize * unused;
Handle<Map> object_function_map =
- factory->NewMap(JS_OBJECT_TYPE, JSObject::kHeaderSize);
- object_fun->set_initial_map(*object_function_map);
- object_function_map->set_constructor(*object_fun);
+ factory->NewMap(JS_OBJECT_TYPE, instance_size);
+ object_function_map->set_inobject_properties(unused);
+ JSFunction::SetInitialMap(object_fun, object_function_map,
+ isolate->factory()->null_value());
+ object_function_map->set_unused_property_fields(unused);
native_context()->set_object_function(*object_fun);
Handle<JSObject> prototype = factory->NewJSObject(
isolate->object_function(),
TENURED);
+ Handle<Map> map = Map::Copy(handle(prototype->map()));
+ map->set_is_prototype_map(true);
+ prototype->set_map(*map);
native_context()->set_initial_object_prototype(*prototype);
// For bootstrapping set the array prototype to be the same as the object
// prototype, otherwise the missing initial_array_prototype will cause
// assertions during startup.
native_context()->set_initial_array_prototype(*prototype);
- Accessors::FunctionSetPrototype(object_fun, prototype);
+ Accessors::FunctionSetPrototype(object_fun, prototype).Assert();
}
// Allocate the empty function as the prototype for function ECMAScript
// 262 15.3.4.
Handle<String> empty_string =
- factory->InternalizeOneByteString(STATIC_ASCII_VECTOR("Empty"));
- Handle<JSFunction> empty_function =
- factory->NewFunctionWithoutPrototype(empty_string, CLASSIC_MODE);
+ factory->InternalizeOneByteString(STATIC_CHAR_VECTOR("Empty"));
+ Handle<Code> code(isolate->builtins()->builtin(Builtins::kEmptyFunction));
+ Handle<JSFunction> empty_function = factory->NewFunctionWithoutPrototype(
+ empty_string, code);
+
+ // Allocate the function map first and then patch the prototype later
+ Handle<Map> empty_function_map =
+ CreateFunctionMap(FUNCTION_WITHOUT_PROTOTYPE);
+ DCHECK(!empty_function_map->is_dictionary_map());
+ empty_function_map->set_prototype(
+ native_context()->object_function()->prototype());
+ empty_function_map->set_is_prototype_map(true);
+ empty_function->set_map(*empty_function_map);
// --- E m p t y ---
- Handle<Code> code =
- Handle<Code>(isolate->builtins()->builtin(
- Builtins::kEmptyFunction));
- empty_function->set_code(*code);
- empty_function->shared()->set_code(*code);
- Handle<String> source =
- factory->NewStringFromOneByte(STATIC_ASCII_VECTOR("() {}"));
+ Handle<String> source = factory->NewStringFromStaticChars("() {}");
Handle<Script> script = factory->NewScript(source);
script->set_type(Smi::FromInt(Script::TYPE_NATIVE));
empty_function->shared()->set_script(*script);
empty_function->shared()->DontAdaptArguments();
// Set prototypes for the function maps.
- native_context()->function_map()->set_prototype(*empty_function);
- native_context()->function_without_prototype_map()->
+ native_context()->sloppy_function_map()->set_prototype(*empty_function);
+ native_context()->sloppy_function_without_prototype_map()->
set_prototype(*empty_function);
- function_map_writable_prototype_->set_prototype(*empty_function);
-
- // Allocate the function map first and then patch the prototype later
- Handle<Map> empty_function_map = CreateFunctionMap(DONT_ADD_PROTOTYPE);
- empty_function_map->set_prototype(
- native_context()->object_function()->prototype());
- empty_function->set_map(*empty_function_map);
+ sloppy_function_map_writable_prototype_->set_prototype(*empty_function);
return empty_function;
}
void Genesis::SetStrictFunctionInstanceDescriptor(
- Handle<Map> map, PrototypePropertyMode prototypeMode) {
- int size = (prototypeMode == DONT_ADD_PROTOTYPE) ? 4 : 5;
- Handle<DescriptorArray> descriptors(factory()->NewDescriptorArray(0, size));
- DescriptorArray::WhitenessWitness witness(*descriptors);
+ Handle<Map> map, FunctionMode function_mode) {
+ int size = IsFunctionModeWithPrototype(function_mode) ? 5 : 4;
+ Map::EnsureDescriptorSlack(map, size);
- Handle<Foreign> length(factory()->NewForeign(&Accessors::FunctionLength));
- Handle<Foreign> name(factory()->NewForeign(&Accessors::FunctionName));
Handle<AccessorPair> arguments(factory()->NewAccessorPair());
Handle<AccessorPair> caller(factory()->NewAccessorPair());
- Handle<Foreign> prototype;
- if (prototypeMode != DONT_ADD_PROTOTYPE) {
- prototype = factory()->NewForeign(&Accessors::FunctionPrototype);
- }
PropertyAttributes rw_attribs =
static_cast<PropertyAttributes>(DONT_ENUM | DONT_DELETE);
PropertyAttributes ro_attribs =
static_cast<PropertyAttributes>(DONT_ENUM | DONT_DELETE | READ_ONLY);
- map->set_instance_descriptors(*descriptors);
- { // Add length.
- CallbacksDescriptor d(*factory()->length_string(), *length, ro_attribs);
- map->AppendDescriptor(&d, witness);
- }
+ // Add length.
+ if (function_mode == BOUND_FUNCTION) {
+ Handle<String> length_string = isolate()->factory()->length_string();
+ FieldDescriptor d(length_string, 0, ro_attribs, Representation::Tagged());
+ map->AppendDescriptor(&d);
+ } else {
+ DCHECK(function_mode == FUNCTION_WITH_WRITEABLE_PROTOTYPE ||
+ function_mode == FUNCTION_WITH_READONLY_PROTOTYPE ||
+ function_mode == FUNCTION_WITHOUT_PROTOTYPE);
+ Handle<AccessorInfo> length =
+ Accessors::FunctionLengthInfo(isolate(), ro_attribs);
+ CallbacksDescriptor d(Handle<Name>(Name::cast(length->name())),
+ length, ro_attribs);
+ map->AppendDescriptor(&d);
+ }
+ Handle<AccessorInfo> name =
+ Accessors::FunctionNameInfo(isolate(), ro_attribs);
{ // Add name.
- CallbacksDescriptor d(*factory()->name_string(), *name, ro_attribs);
- map->AppendDescriptor(&d, witness);
+ CallbacksDescriptor d(Handle<Name>(Name::cast(name->name())),
+ name, ro_attribs);
+ map->AppendDescriptor(&d);
}
{ // Add arguments.
- CallbacksDescriptor d(*factory()->arguments_string(), *arguments,
+ CallbacksDescriptor d(factory()->arguments_string(), arguments,
rw_attribs);
- map->AppendDescriptor(&d, witness);
+ map->AppendDescriptor(&d);
}
{ // Add caller.
- CallbacksDescriptor d(*factory()->caller_string(), *caller, rw_attribs);
- map->AppendDescriptor(&d, witness);
+ CallbacksDescriptor d(factory()->caller_string(), caller, rw_attribs);
+ map->AppendDescriptor(&d);
}
- if (prototypeMode != DONT_ADD_PROTOTYPE) {
+ if (IsFunctionModeWithPrototype(function_mode)) {
// Add prototype.
PropertyAttributes attribs =
- prototypeMode == ADD_WRITEABLE_PROTOTYPE ? rw_attribs : ro_attribs;
- CallbacksDescriptor d(*factory()->prototype_string(), *prototype, attribs);
- map->AppendDescriptor(&d, witness);
+ function_mode == FUNCTION_WITH_WRITEABLE_PROTOTYPE ? rw_attribs
+ : ro_attribs;
+ Handle<AccessorInfo> prototype =
+ Accessors::FunctionPrototypeInfo(isolate(), attribs);
+ CallbacksDescriptor d(Handle<Name>(Name::cast(prototype->name())),
+ prototype, attribs);
+ map->AppendDescriptor(&d);
}
}
// ECMAScript 5th Edition, 13.2.3
-Handle<JSFunction> Genesis::GetThrowTypeErrorFunction() {
- if (throw_type_error_function.is_null()) {
+Handle<JSFunction> Genesis::GetStrictPoisonFunction() {
+ if (strict_poison_function.is_null()) {
Handle<String> name = factory()->InternalizeOneByteString(
- STATIC_ASCII_VECTOR("ThrowTypeError"));
- throw_type_error_function =
- factory()->NewFunctionWithoutPrototype(name, CLASSIC_MODE);
+ STATIC_CHAR_VECTOR("ThrowTypeError"));
Handle<Code> code(isolate()->builtins()->builtin(
Builtins::kStrictModePoisonPill));
- throw_type_error_function->set_map(
- native_context()->function_map());
- throw_type_error_function->set_code(*code);
- throw_type_error_function->shared()->set_code(*code);
- throw_type_error_function->shared()->DontAdaptArguments();
+ strict_poison_function = factory()->NewFunctionWithoutPrototype(name, code);
+ strict_poison_function->set_map(native_context()->sloppy_function_map());
+ strict_poison_function->shared()->DontAdaptArguments();
+
+ JSObject::PreventExtensions(strict_poison_function).Assert();
+ }
+ return strict_poison_function;
+}
+
+
+Handle<JSFunction> Genesis::GetGeneratorPoisonFunction() {
+ if (generator_poison_function.is_null()) {
+ Handle<String> name = factory()->InternalizeOneByteString(
+ STATIC_CHAR_VECTOR("ThrowTypeError"));
+ Handle<Code> code(isolate()->builtins()->builtin(
+ Builtins::kGeneratorPoisonPill));
+ generator_poison_function = factory()->NewFunctionWithoutPrototype(
+ name, code);
+ generator_poison_function->set_map(native_context()->sloppy_function_map());
+ generator_poison_function->shared()->DontAdaptArguments();
- JSObject::PreventExtensions(throw_type_error_function);
+ JSObject::PreventExtensions(generator_poison_function).Assert();
}
- return throw_type_error_function;
+ return generator_poison_function;
}
-Handle<Map> Genesis::CreateStrictModeFunctionMap(
- PrototypePropertyMode prototype_mode,
+Handle<Map> Genesis::CreateStrictFunctionMap(
+ FunctionMode function_mode,
Handle<JSFunction> empty_function) {
Handle<Map> map = factory()->NewMap(JS_FUNCTION_TYPE, JSFunction::kSize);
- SetStrictFunctionInstanceDescriptor(map, prototype_mode);
- map->set_function_with_prototype(prototype_mode != DONT_ADD_PROTOTYPE);
+ SetStrictFunctionInstanceDescriptor(map, function_mode);
+ map->set_function_with_prototype(IsFunctionModeWithPrototype(function_mode));
map->set_prototype(*empty_function);
return map;
}
void Genesis::CreateStrictModeFunctionMaps(Handle<JSFunction> empty) {
// Allocate map for the prototype-less strict mode instances.
- Handle<Map> strict_mode_function_without_prototype_map =
- CreateStrictModeFunctionMap(DONT_ADD_PROTOTYPE, empty);
- native_context()->set_strict_mode_function_without_prototype_map(
- *strict_mode_function_without_prototype_map);
+ Handle<Map> strict_function_without_prototype_map =
+ CreateStrictFunctionMap(FUNCTION_WITHOUT_PROTOTYPE, empty);
+ native_context()->set_strict_function_without_prototype_map(
+ *strict_function_without_prototype_map);
// Allocate map for the strict mode functions. This map is temporary, used
// only for processing of builtins.
// Later the map is replaced with writable prototype map, allocated below.
- Handle<Map> strict_mode_function_map =
- CreateStrictModeFunctionMap(ADD_READONLY_PROTOTYPE, empty);
- native_context()->set_strict_mode_function_map(
- *strict_mode_function_map);
+ Handle<Map> strict_function_map =
+ CreateStrictFunctionMap(FUNCTION_WITH_READONLY_PROTOTYPE, empty);
+ native_context()->set_strict_function_map(*strict_function_map);
// The final map for the strict mode functions. Writeable prototype.
// This map is installed in MakeFunctionInstancePrototypeWritable.
- strict_mode_function_map_writable_prototype_ =
- CreateStrictModeFunctionMap(ADD_WRITEABLE_PROTOTYPE, empty);
+ strict_function_map_writable_prototype_ =
+ CreateStrictFunctionMap(FUNCTION_WITH_WRITEABLE_PROTOTYPE, empty);
+ // Special map for bound functions.
+ Handle<Map> bound_function_map =
+ CreateStrictFunctionMap(BOUND_FUNCTION, empty);
+ native_context()->set_bound_function_map(*bound_function_map);
// Complete the callbacks.
- PoisonArgumentsAndCaller(strict_mode_function_without_prototype_map);
- PoisonArgumentsAndCaller(strict_mode_function_map);
- PoisonArgumentsAndCaller(strict_mode_function_map_writable_prototype_);
+ PoisonArgumentsAndCaller(strict_function_without_prototype_map);
+ PoisonArgumentsAndCaller(strict_function_map);
+ PoisonArgumentsAndCaller(strict_function_map_writable_prototype_);
+ PoisonArgumentsAndCaller(bound_function_map);
}
}
+static void ReplaceAccessors(Handle<Map> map,
+ Handle<String> name,
+ PropertyAttributes attributes,
+ Handle<AccessorPair> accessor_pair) {
+ DescriptorArray* descriptors = map->instance_descriptors();
+ int idx = descriptors->SearchWithCache(*name, *map);
+ CallbacksDescriptor descriptor(name, accessor_pair, attributes);
+ descriptors->Replace(idx, &descriptor);
+}
+
+
void Genesis::PoisonArgumentsAndCaller(Handle<Map> map) {
- SetAccessors(map, factory()->arguments_string(), GetThrowTypeErrorFunction());
- SetAccessors(map, factory()->caller_string(), GetThrowTypeErrorFunction());
+ SetAccessors(map, factory()->arguments_string(), GetStrictPoisonFunction());
+ SetAccessors(map, factory()->caller_string(), GetStrictPoisonFunction());
}
static void AddToWeakNativeContextList(Context* context) {
- ASSERT(context->IsNativeContext());
+ DCHECK(context->IsNativeContext());
Heap* heap = context->GetIsolate()->heap();
#ifdef DEBUG
{ // NOLINT
- ASSERT(context->get(Context::NEXT_CONTEXT_LINK)->IsUndefined());
+ DCHECK(context->get(Context::NEXT_CONTEXT_LINK)->IsUndefined());
// Check that context is not in the list yet.
for (Object* current = heap->native_contexts_list();
!current->IsUndefined();
current = Context::cast(current)->get(Context::NEXT_CONTEXT_LINK)) {
- ASSERT(current != context);
+ DCHECK(current != context);
}
}
#endif
Handle<JSGlobalProxy> Genesis::CreateNewGlobals(
- v8::Handle<v8::ObjectTemplate> global_template,
- Handle<Object> global_object,
- Handle<GlobalObject>* inner_global_out) {
- // The argument global_template aka data is an ObjectTemplateInfo.
+ v8::Handle<v8::ObjectTemplate> global_proxy_template,
+ MaybeHandle<JSGlobalProxy> maybe_global_proxy,
+ Handle<GlobalObject>* global_object_out) {
+ // The argument global_proxy_template aka data is an ObjectTemplateInfo.
// It has a constructor pointer that points at global_constructor which is a
// FunctionTemplateInfo.
- // The global_constructor is used to create or reinitialize the global_proxy.
- // The global_constructor also has a prototype_template pointer that points at
- // js_global_template which is an ObjectTemplateInfo.
+ // The global_proxy_constructor is used to create or reinitialize the
+ // global_proxy. The global_proxy_constructor also has a prototype_template
+ // pointer that points at js_global_object_template which is an
+ // ObjectTemplateInfo.
// That in turn has a constructor pointer that points at
- // js_global_constructor which is a FunctionTemplateInfo.
- // js_global_constructor is used to make js_global_function
- // js_global_function is used to make the new inner_global.
+ // js_global_object_constructor which is a FunctionTemplateInfo.
+ // js_global_object_constructor is used to make js_global_object_function
+ // js_global_object_function is used to make the new global_object.
//
// --- G l o b a l ---
- // Step 1: Create a fresh inner JSGlobalObject.
- Handle<JSFunction> js_global_function;
- Handle<ObjectTemplateInfo> js_global_template;
- if (!global_template.IsEmpty()) {
- // Get prototype template of the global_template.
+ // Step 1: Create a fresh JSGlobalObject.
+ Handle<JSFunction> js_global_object_function;
+ Handle<ObjectTemplateInfo> js_global_object_template;
+ if (!global_proxy_template.IsEmpty()) {
+ // Get prototype template of the global_proxy_template.
Handle<ObjectTemplateInfo> data =
- v8::Utils::OpenHandle(*global_template);
+ v8::Utils::OpenHandle(*global_proxy_template);
Handle<FunctionTemplateInfo> global_constructor =
Handle<FunctionTemplateInfo>(
FunctionTemplateInfo::cast(data->constructor()));
Handle<Object> proto_template(global_constructor->prototype_template(),
isolate());
if (!proto_template->IsUndefined()) {
- js_global_template =
+ js_global_object_template =
Handle<ObjectTemplateInfo>::cast(proto_template);
}
}
- if (js_global_template.is_null()) {
+ if (js_global_object_template.is_null()) {
Handle<String> name = Handle<String>(heap()->empty_string());
Handle<Code> code = Handle<Code>(isolate()->builtins()->builtin(
Builtins::kIllegal));
- js_global_function =
- factory()->NewFunction(name, JS_GLOBAL_OBJECT_TYPE,
- JSGlobalObject::kSize, code, true);
- // Change the constructor property of the prototype of the
- // hidden global function to refer to the Object function.
Handle<JSObject> prototype =
- Handle<JSObject>(
- JSObject::cast(js_global_function->instance_prototype()));
- CHECK_NOT_EMPTY_HANDLE(isolate(),
- JSObject::SetLocalPropertyIgnoreAttributes(
- prototype, factory()->constructor_string(),
- isolate()->object_function(), NONE));
+ factory()->NewFunctionPrototype(isolate()->object_function());
+ js_global_object_function = factory()->NewFunction(
+ name, code, prototype, JS_GLOBAL_OBJECT_TYPE, JSGlobalObject::kSize);
+#ifdef DEBUG
+ LookupIterator it(prototype, factory()->constructor_string(),
+ LookupIterator::OWN_SKIP_INTERCEPTOR);
+ Handle<Object> value = JSReceiver::GetProperty(&it).ToHandleChecked();
+ DCHECK(it.IsFound());
+ DCHECK_EQ(*isolate()->object_function(), *value);
+#endif
} else {
- Handle<FunctionTemplateInfo> js_global_constructor(
- FunctionTemplateInfo::cast(js_global_template->constructor()));
- js_global_function =
- factory()->CreateApiFunction(js_global_constructor,
- factory()->InnerGlobalObject);
+ Handle<FunctionTemplateInfo> js_global_object_constructor(
+ FunctionTemplateInfo::cast(js_global_object_template->constructor()));
+ js_global_object_function =
+ factory()->CreateApiFunction(js_global_object_constructor,
+ factory()->the_hole_value(),
+ factory()->GlobalObjectType);
}
- js_global_function->initial_map()->set_is_hidden_prototype();
- js_global_function->initial_map()->set_dictionary_map(true);
- Handle<GlobalObject> inner_global =
- factory()->NewGlobalObject(js_global_function);
- if (inner_global_out != NULL) {
- *inner_global_out = inner_global;
+ js_global_object_function->initial_map()->set_is_hidden_prototype();
+ js_global_object_function->initial_map()->set_dictionary_map(true);
+ Handle<GlobalObject> global_object =
+ factory()->NewGlobalObject(js_global_object_function);
+ if (global_object_out != NULL) {
+ *global_object_out = global_object;
}
// Step 2: create or re-initialize the global proxy object.
Handle<JSFunction> global_proxy_function;
- if (global_template.IsEmpty()) {
+ if (global_proxy_template.IsEmpty()) {
Handle<String> name = Handle<String>(heap()->empty_string());
Handle<Code> code = Handle<Code>(isolate()->builtins()->builtin(
Builtins::kIllegal));
- global_proxy_function =
- factory()->NewFunction(name, JS_GLOBAL_PROXY_TYPE,
- JSGlobalProxy::kSize, code, true);
+ global_proxy_function = factory()->NewFunction(
+ name, code, JS_GLOBAL_PROXY_TYPE, JSGlobalProxy::kSize);
} else {
Handle<ObjectTemplateInfo> data =
- v8::Utils::OpenHandle(*global_template);
+ v8::Utils::OpenHandle(*global_proxy_template);
Handle<FunctionTemplateInfo> global_constructor(
FunctionTemplateInfo::cast(data->constructor()));
global_proxy_function =
factory()->CreateApiFunction(global_constructor,
- factory()->OuterGlobalObject);
+ factory()->the_hole_value(),
+ factory()->GlobalProxyType);
}
- Handle<String> global_name = factory()->InternalizeOneByteString(
- STATIC_ASCII_VECTOR("global"));
+ Handle<String> global_name = factory()->global_string();
global_proxy_function->shared()->set_instance_class_name(*global_name);
global_proxy_function->initial_map()->set_is_access_check_needed(true);
// Set global_proxy.__proto__ to js_global after ConfigureGlobalObjects
// Return the global proxy.
- if (global_object.location() != NULL) {
- ASSERT(global_object->IsJSGlobalProxy());
- return ReinitializeJSGlobalProxy(
- global_proxy_function,
- Handle<JSGlobalProxy>::cast(global_object));
+ Handle<JSGlobalProxy> global_proxy;
+ if (maybe_global_proxy.ToHandle(&global_proxy)) {
+ factory()->ReinitializeJSGlobalProxy(global_proxy, global_proxy_function);
} else {
- return Handle<JSGlobalProxy>::cast(
+ global_proxy = Handle<JSGlobalProxy>::cast(
factory()->NewJSObject(global_proxy_function, TENURED));
+ global_proxy->set_hash(heap()->undefined_value());
}
+ return global_proxy;
}
-void Genesis::HookUpGlobalProxy(Handle<GlobalObject> inner_global,
+void Genesis::HookUpGlobalProxy(Handle<GlobalObject> global_object,
Handle<JSGlobalProxy> global_proxy) {
// Set the native context for the global object.
- inner_global->set_native_context(*native_context());
- inner_global->set_global_context(*native_context());
- inner_global->set_global_receiver(*global_proxy);
+ global_object->set_native_context(*native_context());
+ global_object->set_global_context(*native_context());
+ global_object->set_global_proxy(*global_proxy);
global_proxy->set_native_context(*native_context());
native_context()->set_global_proxy(*global_proxy);
}
-void Genesis::HookUpInnerGlobal(Handle<GlobalObject> inner_global) {
- Handle<GlobalObject> inner_global_from_snapshot(
+void Genesis::HookUpGlobalObject(Handle<GlobalObject> global_object) {
+ Handle<GlobalObject> global_object_from_snapshot(
GlobalObject::cast(native_context()->extension()));
Handle<JSBuiltinsObject> builtins_global(native_context()->builtins());
- native_context()->set_extension(*inner_global);
- native_context()->set_global_object(*inner_global);
- native_context()->set_security_token(*inner_global);
+ native_context()->set_extension(*global_object);
+ native_context()->set_global_object(*global_object);
+ native_context()->set_security_token(*global_object);
static const PropertyAttributes attributes =
static_cast<PropertyAttributes>(READ_ONLY | DONT_DELETE);
- ForceSetProperty(builtins_global,
- factory()->InternalizeOneByteString(
- STATIC_ASCII_VECTOR("global")),
- inner_global,
- attributes);
+ Runtime::DefineObjectProperty(builtins_global, factory()->global_string(),
+ global_object, attributes).Assert();
// Set up the reference from the global object to the builtins object.
- JSGlobalObject::cast(*inner_global)->set_builtins(*builtins_global);
- TransferNamedProperties(inner_global_from_snapshot, inner_global);
- TransferIndexedProperties(inner_global_from_snapshot, inner_global);
+ JSGlobalObject::cast(*global_object)->set_builtins(*builtins_global);
+ TransferNamedProperties(global_object_from_snapshot, global_object);
+ TransferIndexedProperties(global_object_from_snapshot, global_object);
}
// This is only called if we are not using snapshots. The equivalent
-// work in the snapshot case is done in HookUpInnerGlobal.
-void Genesis::InitializeGlobal(Handle<GlobalObject> inner_global,
+// work in the snapshot case is done in HookUpGlobalObject.
+void Genesis::InitializeGlobal(Handle<GlobalObject> global_object,
Handle<JSFunction> empty_function) {
// --- N a t i v e C o n t e x t ---
// Use the empty function as closure (no scope info).
native_context()->set_closure(*empty_function);
native_context()->set_previous(NULL);
// Set extension and global object.
- native_context()->set_extension(*inner_global);
- native_context()->set_global_object(*inner_global);
- // Security setup: Set the security token of the global object to
- // its the inner global. This makes the security check between two
- // different contexts fail by default even in case of global
- // object reinitialization.
- native_context()->set_security_token(*inner_global);
-
- Isolate* isolate = inner_global->GetIsolate();
+ native_context()->set_extension(*global_object);
+ native_context()->set_global_object(*global_object);
+ // Security setup: Set the security token of the native context to the global
+ // object. This makes the security check between two different contexts fail
+ // by default even in case of global object reinitialization.
+ native_context()->set_security_token(*global_object);
+
+ Isolate* isolate = global_object->GetIsolate();
Factory* factory = isolate->factory();
Heap* heap = isolate->heap();
Handle<String> object_name = factory->Object_string();
- CHECK_NOT_EMPTY_HANDLE(isolate,
- JSObject::SetLocalPropertyIgnoreAttributes(
- inner_global, object_name,
- isolate->object_function(), DONT_ENUM));
+ JSObject::AddProperty(
+ global_object, object_name, isolate->object_function(), DONT_ENUM);
- Handle<JSObject> global = Handle<JSObject>(native_context()->global_object());
+ Handle<JSObject> global(native_context()->global_object());
// Install global Function object
InstallFunction(global, "Function", JS_FUNCTION_TYPE, JSFunction::kSize,
- empty_function, Builtins::kIllegal, true, true);
+ empty_function, Builtins::kIllegal);
{ // --- A r r a y ---
Handle<JSFunction> array_function =
InstallFunction(global, "Array", JS_ARRAY_TYPE, JSArray::kSize,
isolate->initial_object_prototype(),
- Builtins::kArrayCode, true, true);
+ Builtins::kArrayCode);
array_function->shared()->DontAdaptArguments();
array_function->shared()->set_function_data(Smi::FromInt(kArrayCode));
// This assert protects an optimization in
// HGraphBuilder::JSArrayBuilder::EmitMapCode()
- ASSERT(initial_map->elements_kind() == GetInitialFastElementsKind());
+ DCHECK(initial_map->elements_kind() == GetInitialFastElementsKind());
+ Map::EnsureDescriptorSlack(initial_map, 1);
- Handle<DescriptorArray> array_descriptors(
- factory->NewDescriptorArray(0, 1));
- DescriptorArray::WhitenessWitness witness(*array_descriptors);
-
- Handle<Foreign> array_length(factory->NewForeign(&Accessors::ArrayLength));
PropertyAttributes attribs = static_cast<PropertyAttributes>(
DONT_ENUM | DONT_DELETE);
- initial_map->set_instance_descriptors(*array_descriptors);
+ Handle<AccessorInfo> array_length =
+ Accessors::ArrayLengthInfo(isolate, attribs);
{ // Add length.
- CallbacksDescriptor d(*factory->length_string(), *array_length, attribs);
- array_function->initial_map()->AppendDescriptor(&d, witness);
+ CallbacksDescriptor d(
+ Handle<Name>(Name::cast(array_length->name())),
+ array_length, attribs);
+ array_function->initial_map()->AppendDescriptor(&d);
}
// array_function is used internally. JS code creating array object should
// Cache the array maps, needed by ArrayConstructorStub
CacheInitialJSArrayMaps(native_context(), initial_map);
ArrayConstructorStub array_constructor_stub(isolate);
- Handle<Code> code = array_constructor_stub.GetCode(isolate);
+ Handle<Code> code = array_constructor_stub.GetCode();
array_function->shared()->set_construct_stub(*code);
}
Handle<JSFunction> number_fun =
InstallFunction(global, "Number", JS_VALUE_TYPE, JSValue::kSize,
isolate->initial_object_prototype(),
- Builtins::kIllegal, true, true);
+ Builtins::kIllegal);
native_context()->set_number_function(*number_fun);
}
Handle<JSFunction> boolean_fun =
InstallFunction(global, "Boolean", JS_VALUE_TYPE, JSValue::kSize,
isolate->initial_object_prototype(),
- Builtins::kIllegal, true, true);
+ Builtins::kIllegal);
native_context()->set_boolean_function(*boolean_fun);
}
Handle<JSFunction> string_fun =
InstallFunction(global, "String", JS_VALUE_TYPE, JSValue::kSize,
isolate->initial_object_prototype(),
- Builtins::kIllegal, true, true);
+ Builtins::kIllegal);
string_fun->shared()->set_construct_stub(
isolate->builtins()->builtin(Builtins::kStringConstructCode));
native_context()->set_string_function(*string_fun);
Handle<Map> string_map =
Handle<Map>(native_context()->string_function()->initial_map());
- Handle<DescriptorArray> string_descriptors(
- factory->NewDescriptorArray(0, 1));
- DescriptorArray::WhitenessWitness witness(*string_descriptors);
+ Map::EnsureDescriptorSlack(string_map, 1);
- Handle<Foreign> string_length(
- factory->NewForeign(&Accessors::StringLength));
PropertyAttributes attribs = static_cast<PropertyAttributes>(
DONT_ENUM | DONT_DELETE | READ_ONLY);
- string_map->set_instance_descriptors(*string_descriptors);
+ Handle<AccessorInfo> string_length(
+ Accessors::StringLengthInfo(isolate, attribs));
{ // Add length.
- CallbacksDescriptor d(*factory->length_string(), *string_length, attribs);
- string_map->AppendDescriptor(&d, witness);
+ CallbacksDescriptor d(factory->length_string(), string_length, attribs);
+ string_map->AppendDescriptor(&d);
}
}
+ {
+ // --- S y m b o l ---
+ Handle<JSFunction> symbol_fun = InstallFunction(
+ global, "Symbol", JS_VALUE_TYPE, JSValue::kSize,
+ isolate->initial_object_prototype(), Builtins::kIllegal);
+ native_context()->set_symbol_function(*symbol_fun);
+ }
+
{ // --- D a t e ---
// Builtin functions for Date.prototype.
Handle<JSFunction> date_fun =
InstallFunction(global, "Date", JS_DATE_TYPE, JSDate::kSize,
isolate->initial_object_prototype(),
- Builtins::kIllegal, true, true);
+ Builtins::kIllegal);
native_context()->set_date_function(*date_fun);
}
Handle<JSFunction> regexp_fun =
InstallFunction(global, "RegExp", JS_REGEXP_TYPE, JSRegExp::kSize,
isolate->initial_object_prototype(),
- Builtins::kIllegal, true, true);
+ Builtins::kIllegal);
native_context()->set_regexp_function(*regexp_fun);
- ASSERT(regexp_fun->has_initial_map());
+ DCHECK(regexp_fun->has_initial_map());
Handle<Map> initial_map(regexp_fun->initial_map());
- ASSERT_EQ(0, initial_map->inobject_properties());
+ DCHECK_EQ(0, initial_map->inobject_properties());
PropertyAttributes final =
static_cast<PropertyAttributes>(DONT_ENUM | DONT_DELETE | READ_ONLY);
- Handle<DescriptorArray> descriptors = factory->NewDescriptorArray(0, 5);
- DescriptorArray::WhitenessWitness witness(*descriptors);
- initial_map->set_instance_descriptors(*descriptors);
+ Map::EnsureDescriptorSlack(initial_map, 5);
{
// ECMA-262, section 15.10.7.1.
- FieldDescriptor field(heap->source_string(),
+ FieldDescriptor field(factory->source_string(),
JSRegExp::kSourceFieldIndex,
final,
Representation::Tagged());
- initial_map->AppendDescriptor(&field, witness);
+ initial_map->AppendDescriptor(&field);
}
{
// ECMA-262, section 15.10.7.2.
- FieldDescriptor field(heap->global_string(),
+ FieldDescriptor field(factory->global_string(),
JSRegExp::kGlobalFieldIndex,
final,
Representation::Tagged());
- initial_map->AppendDescriptor(&field, witness);
+ initial_map->AppendDescriptor(&field);
}
{
// ECMA-262, section 15.10.7.3.
- FieldDescriptor field(heap->ignore_case_string(),
+ FieldDescriptor field(factory->ignore_case_string(),
JSRegExp::kIgnoreCaseFieldIndex,
final,
Representation::Tagged());
- initial_map->AppendDescriptor(&field, witness);
+ initial_map->AppendDescriptor(&field);
}
{
// ECMA-262, section 15.10.7.4.
- FieldDescriptor field(heap->multiline_string(),
+ FieldDescriptor field(factory->multiline_string(),
JSRegExp::kMultilineFieldIndex,
final,
Representation::Tagged());
- initial_map->AppendDescriptor(&field, witness);
+ initial_map->AppendDescriptor(&field);
}
{
// ECMA-262, section 15.10.7.5.
PropertyAttributes writable =
static_cast<PropertyAttributes>(DONT_ENUM | DONT_DELETE);
- FieldDescriptor field(heap->last_index_string(),
+ FieldDescriptor field(factory->last_index_string(),
JSRegExp::kLastIndexFieldIndex,
writable,
Representation::Tagged());
- initial_map->AppendDescriptor(&field, witness);
+ initial_map->AppendDescriptor(&field);
}
initial_map->set_inobject_properties(5);
initial_map->set_visitor_id(StaticVisitorBase::GetVisitorId(*initial_map));
// RegExp prototype object is itself a RegExp.
- Handle<Map> proto_map = factory->CopyMap(initial_map);
+ Handle<Map> proto_map = Map::Copy(initial_map);
proto_map->set_prototype(native_context()->initial_object_prototype());
Handle<JSObject> proto = factory->NewJSObjectFromMap(proto_map);
proto->InObjectPropertyAtPut(JSRegExp::kSourceFieldIndex,
proto->InObjectPropertyAtPut(JSRegExp::kLastIndexFieldIndex,
Smi::FromInt(0),
SKIP_WRITE_BARRIER); // It's a Smi.
+ proto_map->set_is_prototype_map(true);
initial_map->set_prototype(*proto);
factory->SetRegExpIrregexpData(Handle<JSRegExp>::cast(proto),
JSRegExp::IRREGEXP, factory->empty_string(),
{ // -- J S O N
Handle<String> name = factory->InternalizeUtf8String("JSON");
- Handle<JSFunction> cons = factory->NewFunction(name,
- factory->the_hole_value());
+ Handle<JSFunction> cons = factory->NewFunction(name);
JSFunction::SetInstancePrototype(cons,
Handle<Object>(native_context()->initial_object_prototype(), isolate));
cons->SetInstanceClassName(*name);
Handle<JSObject> json_object = factory->NewJSObject(cons, TENURED);
- ASSERT(json_object->IsJSObject());
- CHECK_NOT_EMPTY_HANDLE(isolate,
- JSObject::SetLocalPropertyIgnoreAttributes(
- global, name, json_object, DONT_ENUM));
+ DCHECK(json_object->IsJSObject());
+ JSObject::AddProperty(global, name, json_object, DONT_ENUM);
native_context()->set_json_object(*json_object);
}
- { // -- A r r a y B u f f e r
+ { // -- A r r a y B u f f e r
Handle<JSFunction> array_buffer_fun =
InstallFunction(
global, "ArrayBuffer", JS_ARRAY_BUFFER_TYPE,
JSArrayBuffer::kSizeWithInternalFields,
isolate->initial_object_prototype(),
- Builtins::kIllegal, true, true);
+ Builtins::kIllegal);
native_context()->set_array_buffer_fun(*array_buffer_fun);
}
- { // -- T y p e d A r r a y s
+ { // -- T y p e d A r r a y s
#define INSTALL_TYPED_ARRAY(Type, type, TYPE, ctype, size) \
{ \
- Handle<JSFunction> fun = InstallTypedArray(#Type "Array", \
- EXTERNAL_##TYPE##_ELEMENTS); \
+ Handle<JSFunction> fun; \
+ Handle<Map> external_map; \
+ InstallTypedArray(#Type "Array", \
+ TYPE##_ELEMENTS, \
+ &fun, \
+ &external_map); \
native_context()->set_##type##_array_fun(*fun); \
+ native_context()->set_##type##_array_external_map(*external_map); \
}
BUILTIN_TYPED_ARRAY(INSTALL_TYPED_ARRAY)
#undef INSTALL_TYPED_ARRAY
global, "DataView", JS_DATA_VIEW_TYPE,
JSDataView::kSizeWithInternalFields,
isolate->initial_object_prototype(),
- Builtins::kIllegal, true, true);
+ Builtins::kIllegal);
native_context()->set_data_view_fun(*data_view_fun);
}
- { // --- arguments_boilerplate_
+ // -- M a p
+ InstallFunction(global, "Map", JS_MAP_TYPE, JSMap::kSize,
+ isolate->initial_object_prototype(), Builtins::kIllegal);
+
+ // -- S e t
+ InstallFunction(global, "Set", JS_SET_TYPE, JSSet::kSize,
+ isolate->initial_object_prototype(), Builtins::kIllegal);
+
+ { // Set up the iterator result object
+ STATIC_ASSERT(JSGeneratorObject::kResultPropertyCount == 2);
+ Handle<JSFunction> object_function(native_context()->object_function());
+ Handle<Map> iterator_result_map =
+ Map::Create(isolate, JSGeneratorObject::kResultPropertyCount);
+ DCHECK_EQ(JSGeneratorObject::kResultSize,
+ iterator_result_map->instance_size());
+ DCHECK_EQ(JSGeneratorObject::kResultPropertyCount,
+ iterator_result_map->inobject_properties());
+ Map::EnsureDescriptorSlack(iterator_result_map,
+ JSGeneratorObject::kResultPropertyCount);
+
+ FieldDescriptor value_descr(factory->value_string(),
+ JSGeneratorObject::kResultValuePropertyIndex,
+ NONE, Representation::Tagged());
+ iterator_result_map->AppendDescriptor(&value_descr);
+
+ FieldDescriptor done_descr(factory->done_string(),
+ JSGeneratorObject::kResultDonePropertyIndex,
+ NONE, Representation::Tagged());
+ iterator_result_map->AppendDescriptor(&done_descr);
+
+ iterator_result_map->set_unused_property_fields(0);
+ iterator_result_map->set_pre_allocated_property_fields(
+ JSGeneratorObject::kResultPropertyCount);
+ DCHECK_EQ(JSGeneratorObject::kResultSize,
+ iterator_result_map->instance_size());
+ native_context()->set_iterator_result_map(*iterator_result_map);
+ }
+
+ // -- W e a k M a p
+ InstallFunction(global, "WeakMap", JS_WEAK_MAP_TYPE, JSWeakMap::kSize,
+ isolate->initial_object_prototype(), Builtins::kIllegal);
+ // -- W e a k S e t
+ InstallFunction(global, "WeakSet", JS_WEAK_SET_TYPE, JSWeakSet::kSize,
+ isolate->initial_object_prototype(), Builtins::kIllegal);
+
+ { // --- sloppy arguments map
// Make sure we can recognize argument objects at runtime.
// This is done by introducing an anonymous function with
// class_name equals 'Arguments'.
- Handle<String> arguments_string = factory->InternalizeOneByteString(
- STATIC_ASCII_VECTOR("Arguments"));
- Handle<Code> code = Handle<Code>(
- isolate->builtins()->builtin(Builtins::kIllegal));
- Handle<JSObject> prototype =
- Handle<JSObject>(
- JSObject::cast(native_context()->object_function()->prototype()));
-
- Handle<JSFunction> function =
- factory->NewFunctionWithPrototype(arguments_string,
- JS_OBJECT_TYPE,
- JSObject::kHeaderSize,
- prototype,
- code,
- false);
- ASSERT(!function->has_initial_map());
+ Handle<String> arguments_string = factory->Arguments_string();
+ Handle<Code> code(isolate->builtins()->builtin(Builtins::kIllegal));
+ Handle<JSFunction> function = factory->NewFunctionWithoutPrototype(
+ arguments_string, code);
function->shared()->set_instance_class_name(*arguments_string);
- function->shared()->set_expected_nof_properties(2);
- Handle<JSObject> result = factory->NewJSObject(function);
-
- native_context()->set_arguments_boilerplate(*result);
- // Note: length must be added as the first property and
- // callee must be added as the second property.
- CHECK_NOT_EMPTY_HANDLE(isolate,
- JSObject::SetLocalPropertyIgnoreAttributes(
- result, factory->length_string(),
- factory->undefined_value(), DONT_ENUM,
- Object::FORCE_TAGGED, FORCE_FIELD));
- CHECK_NOT_EMPTY_HANDLE(isolate,
- JSObject::SetLocalPropertyIgnoreAttributes(
- result, factory->callee_string(),
- factory->undefined_value(), DONT_ENUM,
- Object::FORCE_TAGGED, FORCE_FIELD));
-#ifdef DEBUG
- LookupResult lookup(isolate);
- result->LocalLookup(heap->callee_string(), &lookup);
- ASSERT(lookup.IsField());
- ASSERT(lookup.GetFieldIndex().field_index() == Heap::kArgumentsCalleeIndex);
+ Handle<Map> map =
+ factory->NewMap(JS_OBJECT_TYPE, Heap::kSloppyArgumentsObjectSize);
+ // Create the descriptor array for the arguments object.
+ Map::EnsureDescriptorSlack(map, 2);
- result->LocalLookup(heap->length_string(), &lookup);
- ASSERT(lookup.IsField());
- ASSERT(lookup.GetFieldIndex().field_index() == Heap::kArgumentsLengthIndex);
+ { // length
+ FieldDescriptor d(factory->length_string(), Heap::kArgumentsLengthIndex,
+ DONT_ENUM, Representation::Tagged());
+ map->AppendDescriptor(&d);
+ }
+ { // callee
+ FieldDescriptor d(factory->callee_string(), Heap::kArgumentsCalleeIndex,
+ DONT_ENUM, Representation::Tagged());
+ map->AppendDescriptor(&d);
+ }
+ // @@iterator method is added later.
+
+ map->set_function_with_prototype(true);
+ map->set_pre_allocated_property_fields(2);
+ map->set_inobject_properties(2);
+ native_context()->set_sloppy_arguments_map(*map);
- ASSERT(result->map()->inobject_properties() > Heap::kArgumentsCalleeIndex);
- ASSERT(result->map()->inobject_properties() > Heap::kArgumentsLengthIndex);
+ DCHECK(!function->has_initial_map());
+ JSFunction::SetInitialMap(function, map,
+ isolate->initial_object_prototype());
- // Check the state of the object.
- ASSERT(result->HasFastProperties());
- ASSERT(result->HasFastObjectElements());
-#endif
+ DCHECK(map->inobject_properties() > Heap::kArgumentsCalleeIndex);
+ DCHECK(map->inobject_properties() > Heap::kArgumentsLengthIndex);
+ DCHECK(!map->is_dictionary_map());
+ DCHECK(IsFastObjectElementsKind(map->elements_kind()));
}
- { // --- aliased_arguments_boilerplate_
- // Set up a well-formed parameter map to make assertions happy.
- Handle<FixedArray> elements = factory->NewFixedArray(2);
- elements->set_map(heap->non_strict_arguments_elements_map());
- Handle<FixedArray> array;
- array = factory->NewFixedArray(0);
- elements->set(0, *array);
- array = factory->NewFixedArray(0);
- elements->set(1, *array);
-
- Handle<Map> old_map(native_context()->arguments_boilerplate()->map());
- Handle<Map> new_map = factory->CopyMap(old_map);
- new_map->set_pre_allocated_property_fields(2);
- Handle<JSObject> result = factory->NewJSObjectFromMap(new_map);
- // Set elements kind after allocating the object because
- // NewJSObjectFromMap assumes a fast elements map.
- new_map->set_elements_kind(NON_STRICT_ARGUMENTS_ELEMENTS);
- result->set_elements(*elements);
- ASSERT(result->HasNonStrictArgumentsElements());
- native_context()->set_aliased_arguments_boilerplate(*result);
- }
-
- { // --- strict mode arguments boilerplate
+ { // --- aliased arguments map
+ Handle<Map> map = Map::Copy(isolate->sloppy_arguments_map());
+ map->set_elements_kind(SLOPPY_ARGUMENTS_ELEMENTS);
+ DCHECK_EQ(2, map->pre_allocated_property_fields());
+ native_context()->set_aliased_arguments_map(*map);
+ }
+
+ { // --- strict mode arguments map
const PropertyAttributes attributes =
static_cast<PropertyAttributes>(DONT_ENUM | DONT_DELETE | READ_ONLY);
Handle<AccessorPair> callee = factory->NewAccessorPair();
Handle<AccessorPair> caller = factory->NewAccessorPair();
- Handle<JSFunction> throw_function =
- GetThrowTypeErrorFunction();
+ Handle<JSFunction> poison = GetStrictPoisonFunction();
// Install the ThrowTypeError functions.
- callee->set_getter(*throw_function);
- callee->set_setter(*throw_function);
- caller->set_getter(*throw_function);
- caller->set_setter(*throw_function);
+ callee->set_getter(*poison);
+ callee->set_setter(*poison);
+ caller->set_getter(*poison);
+ caller->set_setter(*poison);
// Create the map. Allocate one in-object field for length.
Handle<Map> map = factory->NewMap(JS_OBJECT_TYPE,
- Heap::kArgumentsObjectSizeStrict);
+ Heap::kStrictArgumentsObjectSize);
// Create the descriptor array for the arguments object.
- Handle<DescriptorArray> descriptors = factory->NewDescriptorArray(0, 3);
- DescriptorArray::WhitenessWitness witness(*descriptors);
- map->set_instance_descriptors(*descriptors);
+ Map::EnsureDescriptorSlack(map, 3);
{ // length
- FieldDescriptor d(
- *factory->length_string(), 0, DONT_ENUM, Representation::Tagged());
- map->AppendDescriptor(&d, witness);
+ FieldDescriptor d(factory->length_string(), Heap::kArgumentsLengthIndex,
+ DONT_ENUM, Representation::Tagged());
+ map->AppendDescriptor(&d);
}
{ // callee
- CallbacksDescriptor d(*factory->callee_string(),
- *callee,
- attributes);
- map->AppendDescriptor(&d, witness);
+ CallbacksDescriptor d(factory->callee_string(), callee, attributes);
+ map->AppendDescriptor(&d);
}
{ // caller
- CallbacksDescriptor d(*factory->caller_string(),
- *caller,
- attributes);
- map->AppendDescriptor(&d, witness);
+ CallbacksDescriptor d(factory->caller_string(), caller, attributes);
+ map->AppendDescriptor(&d);
}
+ // @@iterator method is added later.
map->set_function_with_prototype(true);
map->set_prototype(native_context()->object_function()->prototype());
map->set_pre_allocated_property_fields(1);
map->set_inobject_properties(1);
- // Copy constructor from the non-strict arguments boilerplate.
+ // Copy constructor from the sloppy arguments boilerplate.
map->set_constructor(
- native_context()->arguments_boilerplate()->map()->constructor());
-
- // Allocate the arguments boilerplate object.
- Handle<JSObject> result = factory->NewJSObjectFromMap(map);
- native_context()->set_strict_mode_arguments_boilerplate(*result);
+ native_context()->sloppy_arguments_map()->constructor());
- // Add length property only for strict mode boilerplate.
- CHECK_NOT_EMPTY_HANDLE(isolate,
- JSObject::SetLocalPropertyIgnoreAttributes(
- result, factory->length_string(),
- factory->undefined_value(), DONT_ENUM));
+ native_context()->set_strict_arguments_map(*map);
-#ifdef DEBUG
- LookupResult lookup(isolate);
- result->LocalLookup(heap->length_string(), &lookup);
- ASSERT(lookup.IsField());
- ASSERT(lookup.GetFieldIndex().field_index() == Heap::kArgumentsLengthIndex);
-
- ASSERT(result->map()->inobject_properties() > Heap::kArgumentsLengthIndex);
-
- // Check the state of the object.
- ASSERT(result->HasFastProperties());
- ASSERT(result->HasFastObjectElements());
-#endif
+ DCHECK(map->inobject_properties() > Heap::kArgumentsLengthIndex);
+ DCHECK(!map->is_dictionary_map());
+ DCHECK(IsFastObjectElementsKind(map->elements_kind()));
}
{ // --- context extension
// Create a function for the context extension objects.
Handle<Code> code = Handle<Code>(
isolate->builtins()->builtin(Builtins::kIllegal));
- Handle<JSFunction> context_extension_fun =
- factory->NewFunction(factory->empty_string(),
- JS_CONTEXT_EXTENSION_OBJECT_TYPE,
- JSObject::kHeaderSize,
- code,
- true);
+ Handle<JSFunction> context_extension_fun = factory->NewFunction(
+ factory->empty_string(), code, JS_CONTEXT_EXTENSION_OBJECT_TYPE,
+ JSObject::kHeaderSize);
Handle<String> name = factory->InternalizeOneByteString(
- STATIC_ASCII_VECTOR("context_extension"));
+ STATIC_CHAR_VECTOR("context_extension"));
context_extension_fun->shared()->set_instance_class_name(*name);
native_context()->set_context_extension_function(*context_extension_fun);
}
Handle<Code> code =
Handle<Code>(isolate->builtins()->builtin(
Builtins::kHandleApiCallAsFunction));
- Handle<JSFunction> delegate =
- factory->NewFunction(factory->empty_string(), JS_OBJECT_TYPE,
- JSObject::kHeaderSize, code, true);
+ Handle<JSFunction> delegate = factory->NewFunction(
+ factory->empty_string(), code, JS_OBJECT_TYPE, JSObject::kHeaderSize);
native_context()->set_call_as_function_delegate(*delegate);
delegate->shared()->DontAdaptArguments();
}
Handle<Code> code =
Handle<Code>(isolate->builtins()->builtin(
Builtins::kHandleApiCallAsConstructor));
- Handle<JSFunction> delegate =
- factory->NewFunction(factory->empty_string(), JS_OBJECT_TYPE,
- JSObject::kHeaderSize, code, true);
+ Handle<JSFunction> delegate = factory->NewFunction(
+ factory->empty_string(), code, JS_OBJECT_TYPE, JSObject::kHeaderSize);
native_context()->set_call_as_constructor_delegate(*delegate);
delegate->shared()->DontAdaptArguments();
}
- // Initialize the out of memory slot.
- native_context()->set_out_of_memory(heap->false_value());
+#define FEATURE_INITIALIZE_GLOBAL(id, descr) InitializeGlobal_##id();
+
+ HARMONY_SHIPPING(FEATURE_INITIALIZE_GLOBAL)
+#undef FEATURE_INITIALIZE_GLOBAL
// Initialize the embedder data slot.
Handle<FixedArray> embedder_data = factory->NewFixedArray(3);
}
-Handle<JSFunction> Genesis::InstallTypedArray(
- const char* name, ElementsKind elementsKind) {
+void Genesis::InstallTypedArray(
+ const char* name,
+ ElementsKind elements_kind,
+ Handle<JSFunction>* fun,
+ Handle<Map>* external_map) {
Handle<JSObject> global = Handle<JSObject>(native_context()->global_object());
- Handle<JSFunction> result = InstallFunction(global, name, JS_TYPED_ARRAY_TYPE,
- JSTypedArray::kSize, isolate()->initial_object_prototype(),
- Builtins::kIllegal, false, true);
+ Handle<JSFunction> result = InstallFunction(
+ global, name, JS_TYPED_ARRAY_TYPE, JSTypedArray::kSize,
+ isolate()->initial_object_prototype(), Builtins::kIllegal);
Handle<Map> initial_map = isolate()->factory()->NewMap(
- JS_TYPED_ARRAY_TYPE, JSTypedArray::kSizeWithInternalFields, elementsKind);
- result->set_initial_map(*initial_map);
- initial_map->set_constructor(*result);
- return result;
+ JS_TYPED_ARRAY_TYPE,
+ JSTypedArray::kSizeWithInternalFields,
+ elements_kind);
+ JSFunction::SetInitialMap(result, initial_map,
+ handle(initial_map->prototype(), isolate()));
+ *fun = result;
+
+ ElementsKind external_kind = GetNextTransitionElementsKind(elements_kind);
+ *external_map = Map::AsElementsKind(initial_map, external_kind);
}
void Genesis::InitializeExperimentalGlobal() {
- Handle<JSObject> global = Handle<JSObject>(native_context()->global_object());
-
- // TODO(mstarzinger): Move this into Genesis::InitializeGlobal once we no
- // longer need to live behind flags, so functions get added to the snapshot.
-
- if (FLAG_harmony_symbols) {
- // --- S y m b o l ---
- Handle<JSFunction> symbol_fun =
- InstallFunction(global, "Symbol", JS_VALUE_TYPE, JSValue::kSize,
- isolate()->initial_object_prototype(),
- Builtins::kIllegal, true, true);
- native_context()->set_symbol_function(*symbol_fun);
- }
+#define FEATURE_INITIALIZE_GLOBAL(id, descr) InitializeGlobal_##id();
- if (FLAG_harmony_collections) {
- { // -- S e t
- InstallFunction(global, "Set", JS_SET_TYPE, JSSet::kSize,
- isolate()->initial_object_prototype(),
- Builtins::kIllegal, true, true);
- }
- { // -- M a p
- InstallFunction(global, "Map", JS_MAP_TYPE, JSMap::kSize,
- isolate()->initial_object_prototype(),
- Builtins::kIllegal, true, true);
- }
- { // -- W e a k M a p
- InstallFunction(global, "WeakMap", JS_WEAK_MAP_TYPE, JSWeakMap::kSize,
- isolate()->initial_object_prototype(),
- Builtins::kIllegal, true, true);
- }
- { // -- W e a k S e t
- InstallFunction(global, "WeakSet", JS_WEAK_SET_TYPE, JSWeakSet::kSize,
- isolate()->initial_object_prototype(),
- Builtins::kIllegal, true, true);
- }
- }
-
- if (FLAG_harmony_generators) {
- // Create generator meta-objects and install them on the builtins object.
- Handle<JSObject> builtins(native_context()->builtins());
- Handle<JSObject> generator_object_prototype =
- factory()->NewJSObject(isolate()->object_function(), TENURED);
- Handle<JSFunction> generator_function_prototype =
- InstallFunction(builtins, "GeneratorFunctionPrototype",
- JS_FUNCTION_TYPE, JSFunction::kHeaderSize,
- generator_object_prototype, Builtins::kIllegal,
- false, false);
- InstallFunction(builtins, "GeneratorFunction",
- JS_FUNCTION_TYPE, JSFunction::kSize,
- generator_function_prototype, Builtins::kIllegal,
- false, false);
-
- // Create maps for generator functions and their prototypes. Store those
- // maps in the native context.
- Handle<Map> function_map(native_context()->function_map());
- Handle<Map> generator_function_map = factory()->CopyMap(function_map);
- generator_function_map->set_prototype(*generator_function_prototype);
- native_context()->set_generator_function_map(*generator_function_map);
-
- Handle<Map> strict_mode_function_map(
- native_context()->strict_mode_function_map());
- Handle<Map> strict_mode_generator_function_map = factory()->CopyMap(
- strict_mode_function_map);
- strict_mode_generator_function_map->set_prototype(
- *generator_function_prototype);
- native_context()->set_strict_mode_generator_function_map(
- *strict_mode_generator_function_map);
-
- Handle<Map> object_map(native_context()->object_function()->initial_map());
- Handle<Map> generator_object_prototype_map = factory()->CopyMap(
- object_map, 0);
- generator_object_prototype_map->set_prototype(
- *generator_object_prototype);
- native_context()->set_generator_object_prototype_map(
- *generator_object_prototype_map);
-
- // Create a map for generator result objects.
- ASSERT(object_map->inobject_properties() == 0);
- STATIC_ASSERT(JSGeneratorObject::kResultPropertyCount == 2);
- Handle<Map> generator_result_map = factory()->CopyMap(object_map,
- JSGeneratorObject::kResultPropertyCount);
- ASSERT(generator_result_map->inobject_properties() ==
- JSGeneratorObject::kResultPropertyCount);
-
- Handle<DescriptorArray> descriptors = factory()->NewDescriptorArray(0,
- JSGeneratorObject::kResultPropertyCount);
- DescriptorArray::WhitenessWitness witness(*descriptors);
- generator_result_map->set_instance_descriptors(*descriptors);
-
- Handle<String> value_string = factory()->InternalizeOneByteString(
- STATIC_ASCII_VECTOR("value"));
- FieldDescriptor value_descr(*value_string,
- JSGeneratorObject::kResultValuePropertyIndex,
- NONE,
- Representation::Tagged());
- generator_result_map->AppendDescriptor(&value_descr, witness);
-
- Handle<String> done_string = factory()->InternalizeOneByteString(
- STATIC_ASCII_VECTOR("done"));
- FieldDescriptor done_descr(*done_string,
- JSGeneratorObject::kResultDonePropertyIndex,
- NONE,
- Representation::Tagged());
- generator_result_map->AppendDescriptor(&done_descr, witness);
-
- generator_result_map->set_unused_property_fields(0);
- ASSERT_EQ(JSGeneratorObject::kResultSize,
- generator_result_map->instance_size());
- native_context()->set_generator_result_map(*generator_result_map);
- }
+ HARMONY_INPROGRESS(FEATURE_INITIALIZE_GLOBAL)
+ HARMONY_STAGED(FEATURE_INITIALIZE_GLOBAL)
+#undef FEATURE_INITIALIZE_GLOBAL
if (FLAG_simd_object) {
+ Handle<JSObject> global =
+ Handle<JSObject>(native_context()->global_object());
// --- S I M D ---
Handle<String> name = factory()->InternalizeUtf8String("SIMD");
- Handle<JSFunction> cons =
- factory()->NewFunction(name, factory()->the_hole_value());
+ Handle<JSFunction> cons = factory()->NewFunction(name);
JSFunction::SetInstancePrototype(cons,
Handle<Object>(native_context()->initial_object_prototype(),
isolate()));
cons->SetInstanceClassName(*name);
Handle<JSObject> simd_object = factory()->NewJSObject(cons, TENURED);
- ASSERT(simd_object->IsJSObject());
- CHECK_NOT_EMPTY_HANDLE(isolate(),
- JSObject::SetLocalPropertyIgnoreAttributes(
- global, name, simd_object, DONT_ENUM));
+ DCHECK(simd_object->IsJSObject());
+ JSObject::SetOwnPropertyIgnoreAttributes(
+ global, name, simd_object, DONT_ENUM).Check();
native_context()->set_simd_object(*simd_object);
// --- f l o a t 3 2 x 4 ---
Handle<JSFunction> float32x4_fun =
- InstallFunction(simd_object, "float32x4", JS_VALUE_TYPE, JSValue::kSize,
+ InstallFunction(simd_object, "float32x4", FLOAT32x4_TYPE,
+ Float32x4::kSize,
isolate()->initial_object_prototype(),
- Builtins::kIllegal, true, true);
+ Builtins::kIllegal);
native_context()->set_float32x4_function(*float32x4_fun);
+ // --- f l o a t 6 4 x 2 ---
+ Handle<JSFunction> float64x2_fun =
+ InstallFunction(simd_object, "float64x2", FLOAT64x2_TYPE,
+ Float64x2::kSize,
+ isolate()->initial_object_prototype(),
+ Builtins::kIllegal);
+ native_context()->set_float64x2_function(*float64x2_fun);
+
// --- i n t 3 2 x 4 ---
Handle<JSFunction> int32x4_fun =
- InstallFunction(simd_object, "int32x4", JS_VALUE_TYPE, JSValue::kSize,
+ InstallFunction(simd_object, "int32x4", INT32x4_TYPE,
+ Int32x4::kSize,
isolate()->initial_object_prototype(),
- Builtins::kIllegal, true, true);
+ Builtins::kIllegal);
native_context()->set_int32x4_function(*int32x4_fun);
// --- F l o a t 3 2 x 4 A r r a y---
- Handle<JSFunction> float32x4_array_fun = InstallTypedArray("Float32x4Array",
- EXTERNAL_FLOAT32x4_ELEMENTS);
- native_context()->set_float32x4_array_fun(*float32x4_array_fun);
+ Handle<JSFunction> fun;
+ Handle<Map> external_map;
+ InstallTypedArray(
+ "Float32x4Array", FLOAT32x4_ELEMENTS, &fun, &external_map);
+ native_context()->set_float32x4_array_fun(*fun);
+ native_context()->set_float32x4_array_external_map(*external_map);
+
+ // --- F l o a t 6 4 x 2 A r r a y---
+ InstallTypedArray(
+ "Float64x2Array", FLOAT64x2_ELEMENTS, &fun, &external_map);
+ native_context()->set_float64x2_array_fun(*fun);
+ native_context()->set_float64x2_array_external_map(*external_map);
// --- I n t 3 2 x 4 A r r a y---
- Handle<JSFunction> int32x4_array_fun = InstallTypedArray("Int32x4Array",
- EXTERNAL_INT32x4_ELEMENTS);
- native_context()->set_int32x4_array_fun(*int32x4_array_fun);
+ InstallTypedArray(
+ "Int32x4Array", INT32x4_ELEMENTS, &fun, &external_map);
+ native_context()->set_int32x4_array_fun(*fun);
+ native_context()->set_int32x4_array_external_map(*external_map);
}
}
bool Genesis::CompileExperimentalBuiltin(Isolate* isolate, int index) {
Vector<const char> name = ExperimentalNatives::GetScriptName(index);
Factory* factory = isolate->factory();
- Handle<String> source_code =
- factory->NewStringFromAscii(
- ExperimentalNatives::GetRawScriptSource(index));
+ Handle<String> source_code;
+ ASSIGN_RETURN_ON_EXCEPTION_VALUE(
+ isolate, source_code, factory->NewStringFromAscii(
+ ExperimentalNatives::GetRawScriptSource(index)),
+ false);
return CompileNative(isolate, name, source_code);
}
Vector<const char> name,
Handle<String> source) {
HandleScope scope(isolate);
-#ifdef ENABLE_DEBUGGER_SUPPORT
- isolate->debugger()->set_compiling_natives(true);
-#endif
+ SuppressDebug compiling_natives(isolate->debug());
// During genesis, the boilerplate for stack overflow won't work until the
// environment has been at least partially initialized. Add a stack check
// before entering JS code to catch overflow early.
NULL,
Handle<Context>(isolate->context()),
true);
- ASSERT(isolate->has_pending_exception() != result);
+ DCHECK(isolate->has_pending_exception() != result);
if (!result) isolate->clear_pending_exception();
-#ifdef ENABLE_DEBUGGER_SUPPORT
- isolate->debugger()->set_compiling_natives(false);
-#endif
return result;
}
// If we can't find the function in the cache, we compile a new
// function and insert it into the cache.
if (cache == NULL || !cache->Lookup(name, &function_info)) {
- ASSERT(source->IsOneByteRepresentation());
- Handle<String> script_name = factory->NewStringFromUtf8(name);
+ DCHECK(source->IsOneByteRepresentation());
+ Handle<String> script_name =
+ factory->NewStringFromUtf8(name).ToHandleChecked();
function_info = Compiler::CompileScript(
- source,
- script_name,
- 0,
- 0,
- false,
- top_context,
- extension,
- NULL,
- Handle<String>::null(),
+ source, script_name, 0, 0, false, top_context, extension, NULL,
+ ScriptCompiler::kNoCompileOptions,
use_runtime_context ? NATIVES_CODE : NOT_NATIVES_CODE);
if (function_info.is_null()) return false;
if (cache != NULL) cache->Add(name, function_info);
// Set up the function context. Conceptually, we should clone the
// function before overwriting the context but since we're in a
// single-threaded environment it is not strictly necessary.
- ASSERT(top_context->IsNativeContext());
+ DCHECK(top_context->IsNativeContext());
Handle<Context> context =
Handle<Context>(use_runtime_context
? Handle<Context>(top_context->runtime_context())
? top_context->builtins()
: top_context->global_object(),
isolate);
- bool has_pending_exception;
- Execution::Call(isolate, fun, receiver, 0, NULL, &has_pending_exception);
- if (has_pending_exception) return false;
- return true;
+ return !Execution::Call(
+ isolate, fun, receiver, 0, NULL).is_null();
+}
+
+
+static Handle<JSObject> ResolveBuiltinIdHolder(Handle<Context> native_context,
+ const char* holder_expr) {
+ Isolate* isolate = native_context->GetIsolate();
+ Factory* factory = isolate->factory();
+ Handle<GlobalObject> global(native_context->global_object());
+ const char* period_pos = strchr(holder_expr, '.');
+ if (period_pos == NULL) {
+ return Handle<JSObject>::cast(
+ Object::GetPropertyOrElement(
+ global, factory->InternalizeUtf8String(holder_expr))
+ .ToHandleChecked());
+ }
+ const char* inner = period_pos + 1;
+ DCHECK_EQ(NULL, strchr(inner, '.'));
+ Vector<const char> property(holder_expr,
+ static_cast<int>(period_pos - holder_expr));
+ Handle<String> property_string = factory->InternalizeUtf8String(property);
+ DCHECK(!property_string.is_null());
+ Handle<JSObject> object = Handle<JSObject>::cast(
+ Object::GetProperty(global, property_string).ToHandleChecked());
+ if (strcmp("prototype", inner) == 0) {
+ Handle<JSFunction> function = Handle<JSFunction>::cast(object);
+ return Handle<JSObject>(JSObject::cast(function->prototype()));
+ }
+ Handle<String> inner_string = factory->InternalizeUtf8String(inner);
+ DCHECK(!inner_string.is_null());
+ Handle<Object> value =
+ Object::GetProperty(object, inner_string).ToHandleChecked();
+ return Handle<JSObject>::cast(value);
}
-#define INSTALL_NATIVE(Type, name, var) \
- Handle<String> var##_name = \
- factory()->InternalizeOneByteString(STATIC_ASCII_VECTOR(name)); \
- Object* var##_native = \
- native_context()->builtins()->GetPropertyNoExceptionThrown( \
- *var##_name); \
- native_context()->set_##var(Type::cast(var##_native));
+#define INSTALL_NATIVE(Type, name, var) \
+ Handle<String> var##_name = \
+ factory()->InternalizeOneByteString(STATIC_CHAR_VECTOR(name)); \
+ Handle<Object> var##_native = \
+ Object::GetProperty(handle(native_context()->builtins()), var##_name) \
+ .ToHandleChecked(); \
+ native_context()->set_##var(Type::cast(*var##_native));
void Genesis::InstallNativeFunctions() {
HandleScope scope(isolate());
INSTALL_NATIVE(JSFunction, "CreateDate", create_date_fun);
+
INSTALL_NATIVE(JSFunction, "ToNumber", to_number_fun);
INSTALL_NATIVE(JSFunction, "ToString", to_string_fun);
INSTALL_NATIVE(JSFunction, "ToDetailString", to_detail_string_fun);
INSTALL_NATIVE(JSFunction, "ToInteger", to_integer_fun);
INSTALL_NATIVE(JSFunction, "ToUint32", to_uint32_fun);
INSTALL_NATIVE(JSFunction, "ToInt32", to_int32_fun);
+
INSTALL_NATIVE(JSFunction, "GlobalEval", global_eval_fun);
INSTALL_NATIVE(JSFunction, "Instantiate", instantiate_fun);
INSTALL_NATIVE(JSFunction, "ConfigureTemplateInstance",
INSTALL_NATIVE(JSObject, "functionCache", function_cache);
INSTALL_NATIVE(JSFunction, "ToCompletePropertyDescriptor",
to_complete_property_descriptor);
+
+ INSTALL_NATIVE(JSFunction, "IsPromise", is_promise);
+ INSTALL_NATIVE(JSFunction, "PromiseCreate", promise_create);
+ INSTALL_NATIVE(JSFunction, "PromiseResolve", promise_resolve);
+ INSTALL_NATIVE(JSFunction, "PromiseReject", promise_reject);
+ INSTALL_NATIVE(JSFunction, "PromiseChain", promise_chain);
+ INSTALL_NATIVE(JSFunction, "PromiseCatch", promise_catch);
+ INSTALL_NATIVE(JSFunction, "PromiseThen", promise_then);
+
+ INSTALL_NATIVE(JSFunction, "NotifyChange", observers_notify_change);
+ INSTALL_NATIVE(JSFunction, "EnqueueSpliceRecord", observers_enqueue_splice);
+ INSTALL_NATIVE(JSFunction, "BeginPerformSplice",
+ observers_begin_perform_splice);
+ INSTALL_NATIVE(JSFunction, "EndPerformSplice",
+ observers_end_perform_splice);
+ INSTALL_NATIVE(JSFunction, "NativeObjectObserve",
+ native_object_observe);
+ INSTALL_NATIVE(JSFunction, "NativeObjectGetNotifier",
+ native_object_get_notifier);
+ INSTALL_NATIVE(JSFunction, "NativeObjectNotifierPerformChange",
+ native_object_notifier_perform_change);
+
+ INSTALL_NATIVE(Symbol, "symbolIterator", iterator_symbol);
+ INSTALL_NATIVE(Symbol, "symbolUnscopables", unscopables_symbol);
+ INSTALL_NATIVE(JSFunction, "ArrayValues", array_values_iterator);
+
+#define INSTALL_NATIVE_FUNCTIONS_FOR(id, descr) InstallNativeFunctions_##id();
+ HARMONY_SHIPPING(INSTALL_NATIVE_FUNCTIONS_FOR)
+#undef INSTALL_NATIVE_FUNCTIONS_FOR
}
void Genesis::InstallExperimentalNativeFunctions() {
- INSTALL_NATIVE(JSFunction, "RunMicrotasks", run_microtasks);
if (FLAG_harmony_proxies) {
INSTALL_NATIVE(JSFunction, "DerivedHasTrap", derived_has_trap);
INSTALL_NATIVE(JSFunction, "DerivedGetTrap", derived_get_trap);
INSTALL_NATIVE(JSFunction, "DerivedSetTrap", derived_set_trap);
INSTALL_NATIVE(JSFunction, "ProxyEnumerate", proxy_enumerate);
}
- if (FLAG_harmony_observation) {
- INSTALL_NATIVE(JSFunction, "NotifyChange", observers_notify_change);
- INSTALL_NATIVE(JSFunction, "EnqueueSpliceRecord", observers_enqueue_splice);
- INSTALL_NATIVE(JSFunction, "BeginPerformSplice",
- observers_begin_perform_splice);
- INSTALL_NATIVE(JSFunction, "EndPerformSplice",
- observers_end_perform_splice);
+
+#define INSTALL_NATIVE_FUNCTIONS_FOR(id, descr) InstallNativeFunctions_##id();
+ HARMONY_INPROGRESS(INSTALL_NATIVE_FUNCTIONS_FOR)
+ HARMONY_STAGED(INSTALL_NATIVE_FUNCTIONS_FOR)
+#undef INSTALL_NATIVE_FUNCTIONS_FOR
+}
+
+
+#define EMPTY_NATIVE_FUNCTIONS_FOR_FEATURE(id) \
+ void Genesis::InstallNativeFunctions_##id() {}
+
+EMPTY_NATIVE_FUNCTIONS_FOR_FEATURE(harmony_scoping)
+EMPTY_NATIVE_FUNCTIONS_FOR_FEATURE(harmony_modules)
+EMPTY_NATIVE_FUNCTIONS_FOR_FEATURE(harmony_strings)
+EMPTY_NATIVE_FUNCTIONS_FOR_FEATURE(harmony_arrays)
+EMPTY_NATIVE_FUNCTIONS_FOR_FEATURE(harmony_classes)
+EMPTY_NATIVE_FUNCTIONS_FOR_FEATURE(harmony_object_literals)
+EMPTY_NATIVE_FUNCTIONS_FOR_FEATURE(harmony_regexps)
+EMPTY_NATIVE_FUNCTIONS_FOR_FEATURE(harmony_arrow_functions)
+EMPTY_NATIVE_FUNCTIONS_FOR_FEATURE(harmony_numeric_literals)
+EMPTY_NATIVE_FUNCTIONS_FOR_FEATURE(harmony_tostring)
+
+
+void Genesis::InstallNativeFunctions_harmony_proxies() {
+ if (FLAG_harmony_proxies) {
+ INSTALL_NATIVE(JSFunction, "DerivedHasTrap", derived_has_trap);
+ INSTALL_NATIVE(JSFunction, "DerivedGetTrap", derived_get_trap);
+ INSTALL_NATIVE(JSFunction, "DerivedSetTrap", derived_set_trap);
+ INSTALL_NATIVE(JSFunction, "ProxyEnumerate", proxy_enumerate);
}
}
#undef INSTALL_NATIVE
+#define EMPTY_INITIALIZE_GLOBAL_FOR_FEATURE(id) \
+ void Genesis::InitializeGlobal_##id() {}
+
+EMPTY_INITIALIZE_GLOBAL_FOR_FEATURE(harmony_scoping)
+EMPTY_INITIALIZE_GLOBAL_FOR_FEATURE(harmony_modules)
+EMPTY_INITIALIZE_GLOBAL_FOR_FEATURE(harmony_strings)
+EMPTY_INITIALIZE_GLOBAL_FOR_FEATURE(harmony_arrays)
+EMPTY_INITIALIZE_GLOBAL_FOR_FEATURE(harmony_classes)
+EMPTY_INITIALIZE_GLOBAL_FOR_FEATURE(harmony_object_literals)
+EMPTY_INITIALIZE_GLOBAL_FOR_FEATURE(harmony_arrow_functions)
+EMPTY_INITIALIZE_GLOBAL_FOR_FEATURE(harmony_numeric_literals)
+EMPTY_INITIALIZE_GLOBAL_FOR_FEATURE(harmony_tostring)
+EMPTY_INITIALIZE_GLOBAL_FOR_FEATURE(harmony_proxies)
+
+void Genesis::InitializeGlobal_harmony_regexps() {
+ Handle<JSObject> builtins(native_context()->builtins());
+
+ Handle<HeapObject> flag(FLAG_harmony_regexps ? heap()->true_value()
+ : heap()->false_value());
+ PropertyAttributes attributes =
+ static_cast<PropertyAttributes>(DONT_DELETE | READ_ONLY);
+ Runtime::DefineObjectProperty(builtins, factory()->harmony_regexps_string(),
+ flag, attributes).Assert();
+}
+
Handle<JSFunction> Genesis::InstallInternalArray(
Handle<JSBuiltinsObject> builtins,
// doesn't inherit from Object.prototype.
// To be used only for internal work by builtins. Instances
// must not be leaked to user code.
- Handle<JSFunction> array_function =
- InstallFunction(builtins,
- name,
- JS_ARRAY_TYPE,
- JSArray::kSize,
- isolate()->initial_object_prototype(),
- Builtins::kInternalArrayCode,
- true, true);
Handle<JSObject> prototype =
factory()->NewJSObject(isolate()->object_function(), TENURED);
- Accessors::FunctionSetPrototype(array_function, prototype);
+ Handle<JSFunction> array_function = InstallFunction(
+ builtins, name, JS_ARRAY_TYPE, JSArray::kSize,
+ prototype, Builtins::kInternalArrayCode);
InternalArrayConstructorStub internal_array_constructor_stub(isolate());
- Handle<Code> code = internal_array_constructor_stub.GetCode(isolate());
+ Handle<Code> code = internal_array_constructor_stub.GetCode();
array_function->shared()->set_construct_stub(*code);
array_function->shared()->DontAdaptArguments();
Handle<Map> original_map(array_function->initial_map());
- Handle<Map> initial_map = factory()->CopyMap(original_map);
+ Handle<Map> initial_map = Map::Copy(original_map);
initial_map->set_elements_kind(elements_kind);
- array_function->set_initial_map(*initial_map);
+ JSFunction::SetInitialMap(array_function, initial_map, prototype);
// Make "length" magic on instances.
- Handle<DescriptorArray> array_descriptors(
- factory()->NewDescriptorArray(0, 1));
- DescriptorArray::WhitenessWitness witness(*array_descriptors);
+ Map::EnsureDescriptorSlack(initial_map, 1);
- Handle<Foreign> array_length(factory()->NewForeign(
- &Accessors::ArrayLength));
PropertyAttributes attribs = static_cast<PropertyAttributes>(
DONT_ENUM | DONT_DELETE);
- initial_map->set_instance_descriptors(*array_descriptors);
+ Handle<AccessorInfo> array_length =
+ Accessors::ArrayLengthInfo(isolate(), attribs);
{ // Add length.
CallbacksDescriptor d(
- *factory()->length_string(), *array_length, attribs);
- array_function->initial_map()->AppendDescriptor(&d, witness);
+ Handle<Name>(Name::cast(array_length->name())), array_length, attribs);
+ array_function->initial_map()->AppendDescriptor(&d);
}
return array_function;
// (itself) and a reference to the native_context directly in the object.
Handle<Code> code = Handle<Code>(
isolate()->builtins()->builtin(Builtins::kIllegal));
- Handle<JSFunction> builtins_fun =
- factory()->NewFunction(factory()->empty_string(),
- JS_BUILTINS_OBJECT_TYPE,
- JSBuiltinsObject::kSize, code, true);
+ Handle<JSFunction> builtins_fun = factory()->NewFunction(
+ factory()->empty_string(), code, JS_BUILTINS_OBJECT_TYPE,
+ JSBuiltinsObject::kSize);
Handle<String> name =
- factory()->InternalizeOneByteString(STATIC_ASCII_VECTOR("builtins"));
+ factory()->InternalizeOneByteString(STATIC_CHAR_VECTOR("builtins"));
builtins_fun->shared()->set_instance_class_name(*name);
builtins_fun->initial_map()->set_dictionary_map(true);
builtins_fun->initial_map()->set_prototype(heap()->null_value());
builtins->set_builtins(*builtins);
builtins->set_native_context(*native_context());
builtins->set_global_context(*native_context());
- builtins->set_global_receiver(*builtins);
- builtins->set_global_receiver(native_context()->global_proxy());
+ builtins->set_global_proxy(native_context()->global_proxy());
// Set up the 'global' properties of the builtins object. The
static const PropertyAttributes attributes =
static_cast<PropertyAttributes>(READ_ONLY | DONT_DELETE);
Handle<String> global_string =
- factory()->InternalizeOneByteString(STATIC_ASCII_VECTOR("global"));
+ factory()->InternalizeOneByteString(STATIC_CHAR_VECTOR("global"));
Handle<Object> global_obj(native_context()->global_object(), isolate());
- CHECK_NOT_EMPTY_HANDLE(isolate(),
- JSObject::SetLocalPropertyIgnoreAttributes(
- builtins, global_string, global_obj, attributes));
+ JSObject::AddProperty(builtins, global_string, global_obj, attributes);
Handle<String> builtins_string =
- factory()->InternalizeOneByteString(STATIC_ASCII_VECTOR("builtins"));
- CHECK_NOT_EMPTY_HANDLE(isolate(),
- JSObject::SetLocalPropertyIgnoreAttributes(
- builtins, builtins_string, builtins, attributes));
+ factory()->InternalizeOneByteString(STATIC_CHAR_VECTOR("builtins"));
+ JSObject::AddProperty(builtins, builtins_string, builtins, attributes);
// Set up the reference from the global object to the builtins object.
JSGlobalObject::cast(native_context()->global_object())->
set_builtins(*builtins);
// Create a bridge function that has context in the native context.
- Handle<JSFunction> bridge =
- factory()->NewFunction(factory()->empty_string(),
- factory()->undefined_value());
- ASSERT(bridge->context() == *isolate()->native_context());
+ Handle<JSFunction> bridge = factory()->NewFunction(factory()->empty_string());
+ DCHECK(bridge->context() == *isolate()->native_context());
// Allocate the builtins context.
Handle<Context> context =
{ // -- S c r i p t
// Builtin functions for Script.
- Handle<JSFunction> script_fun =
- InstallFunction(builtins, "Script", JS_VALUE_TYPE, JSValue::kSize,
- isolate()->initial_object_prototype(),
- Builtins::kIllegal, false, false);
+ Handle<JSFunction> script_fun = InstallFunction(
+ builtins, "Script", JS_VALUE_TYPE, JSValue::kSize,
+ isolate()->initial_object_prototype(), Builtins::kIllegal);
Handle<JSObject> prototype =
factory()->NewJSObject(isolate()->object_function(), TENURED);
- Accessors::FunctionSetPrototype(script_fun, prototype);
+ Accessors::FunctionSetPrototype(script_fun, prototype).Assert();
native_context()->set_script_function(*script_fun);
Handle<Map> script_map = Handle<Map>(script_fun->initial_map());
+ Map::EnsureDescriptorSlack(script_map, 14);
- Handle<DescriptorArray> script_descriptors(
- factory()->NewDescriptorArray(0, 13));
- DescriptorArray::WhitenessWitness witness(*script_descriptors);
-
- Handle<Foreign> script_source(
- factory()->NewForeign(&Accessors::ScriptSource));
- Handle<Foreign> script_name(factory()->NewForeign(&Accessors::ScriptName));
- Handle<String> id_string(factory()->InternalizeOneByteString(
- STATIC_ASCII_VECTOR("id")));
- Handle<Foreign> script_id(factory()->NewForeign(&Accessors::ScriptId));
- Handle<String> line_offset_string(
- factory()->InternalizeOneByteString(
- STATIC_ASCII_VECTOR("line_offset")));
- Handle<Foreign> script_line_offset(
- factory()->NewForeign(&Accessors::ScriptLineOffset));
- Handle<String> column_offset_string(
- factory()->InternalizeOneByteString(
- STATIC_ASCII_VECTOR("column_offset")));
- Handle<Foreign> script_column_offset(
- factory()->NewForeign(&Accessors::ScriptColumnOffset));
- Handle<String> data_string(factory()->InternalizeOneByteString(
- STATIC_ASCII_VECTOR("data")));
- Handle<Foreign> script_data(factory()->NewForeign(&Accessors::ScriptData));
- Handle<String> type_string(factory()->InternalizeOneByteString(
- STATIC_ASCII_VECTOR("type")));
- Handle<Foreign> script_type(factory()->NewForeign(&Accessors::ScriptType));
- Handle<String> compilation_type_string(
- factory()->InternalizeOneByteString(
- STATIC_ASCII_VECTOR("compilation_type")));
- Handle<Foreign> script_compilation_type(
- factory()->NewForeign(&Accessors::ScriptCompilationType));
- Handle<String> line_ends_string(factory()->InternalizeOneByteString(
- STATIC_ASCII_VECTOR("line_ends")));
- Handle<Foreign> script_line_ends(
- factory()->NewForeign(&Accessors::ScriptLineEnds));
- Handle<String> context_data_string(
- factory()->InternalizeOneByteString(
- STATIC_ASCII_VECTOR("context_data")));
- Handle<Foreign> script_context_data(
- factory()->NewForeign(&Accessors::ScriptContextData));
- Handle<String> eval_from_script_string(
- factory()->InternalizeOneByteString(
- STATIC_ASCII_VECTOR("eval_from_script")));
- Handle<Foreign> script_eval_from_script(
- factory()->NewForeign(&Accessors::ScriptEvalFromScript));
- Handle<String> eval_from_script_position_string(
- factory()->InternalizeOneByteString(
- STATIC_ASCII_VECTOR("eval_from_script_position")));
- Handle<Foreign> script_eval_from_script_position(
- factory()->NewForeign(&Accessors::ScriptEvalFromScriptPosition));
- Handle<String> eval_from_function_name_string(
- factory()->InternalizeOneByteString(
- STATIC_ASCII_VECTOR("eval_from_function_name")));
- Handle<Foreign> script_eval_from_function_name(
- factory()->NewForeign(&Accessors::ScriptEvalFromFunctionName));
PropertyAttributes attribs =
static_cast<PropertyAttributes>(DONT_ENUM | DONT_DELETE | READ_ONLY);
- script_map->set_instance_descriptors(*script_descriptors);
+ Handle<AccessorInfo> script_column =
+ Accessors::ScriptColumnOffsetInfo(isolate(), attribs);
{
- CallbacksDescriptor d(
- *factory()->source_string(), *script_source, attribs);
- script_map->AppendDescriptor(&d, witness);
+ CallbacksDescriptor d(Handle<Name>(Name::cast(script_column->name())),
+ script_column, attribs);
+ script_map->AppendDescriptor(&d);
}
+ Handle<AccessorInfo> script_id =
+ Accessors::ScriptIdInfo(isolate(), attribs);
{
- CallbacksDescriptor d(*factory()->name_string(), *script_name, attribs);
- script_map->AppendDescriptor(&d, witness);
+ CallbacksDescriptor d(Handle<Name>(Name::cast(script_id->name())),
+ script_id, attribs);
+ script_map->AppendDescriptor(&d);
}
+
+ Handle<AccessorInfo> script_name =
+ Accessors::ScriptNameInfo(isolate(), attribs);
{
- CallbacksDescriptor d(*id_string, *script_id, attribs);
- script_map->AppendDescriptor(&d, witness);
+ CallbacksDescriptor d(Handle<Name>(Name::cast(script_name->name())),
+ script_name, attribs);
+ script_map->AppendDescriptor(&d);
}
+ Handle<AccessorInfo> script_line =
+ Accessors::ScriptLineOffsetInfo(isolate(), attribs);
{
- CallbacksDescriptor d(*line_offset_string, *script_line_offset, attribs);
- script_map->AppendDescriptor(&d, witness);
+ CallbacksDescriptor d(Handle<Name>(Name::cast(script_line->name())),
+ script_line, attribs);
+ script_map->AppendDescriptor(&d);
}
+ Handle<AccessorInfo> script_source =
+ Accessors::ScriptSourceInfo(isolate(), attribs);
{
- CallbacksDescriptor d(
- *column_offset_string, *script_column_offset, attribs);
- script_map->AppendDescriptor(&d, witness);
+ CallbacksDescriptor d(Handle<Name>(Name::cast(script_source->name())),
+ script_source, attribs);
+ script_map->AppendDescriptor(&d);
}
+ Handle<AccessorInfo> script_type =
+ Accessors::ScriptTypeInfo(isolate(), attribs);
{
- CallbacksDescriptor d(*data_string, *script_data, attribs);
- script_map->AppendDescriptor(&d, witness);
+ CallbacksDescriptor d(Handle<Name>(Name::cast(script_type->name())),
+ script_type, attribs);
+ script_map->AppendDescriptor(&d);
}
+ Handle<AccessorInfo> script_compilation_type =
+ Accessors::ScriptCompilationTypeInfo(isolate(), attribs);
{
- CallbacksDescriptor d(*type_string, *script_type, attribs);
- script_map->AppendDescriptor(&d, witness);
+ CallbacksDescriptor d(
+ Handle<Name>(Name::cast(script_compilation_type->name())),
+ script_compilation_type, attribs);
+ script_map->AppendDescriptor(&d);
}
+ Handle<AccessorInfo> script_line_ends =
+ Accessors::ScriptLineEndsInfo(isolate(), attribs);
{
- CallbacksDescriptor d(
- *compilation_type_string, *script_compilation_type, attribs);
- script_map->AppendDescriptor(&d, witness);
+ CallbacksDescriptor d(Handle<Name>(Name::cast(script_line_ends->name())),
+ script_line_ends, attribs);
+ script_map->AppendDescriptor(&d);
}
+ Handle<AccessorInfo> script_context_data =
+ Accessors::ScriptContextDataInfo(isolate(), attribs);
{
- CallbacksDescriptor d(*line_ends_string, *script_line_ends, attribs);
- script_map->AppendDescriptor(&d, witness);
+ CallbacksDescriptor d(
+ Handle<Name>(Name::cast(script_context_data->name())),
+ script_context_data, attribs);
+ script_map->AppendDescriptor(&d);
}
+ Handle<AccessorInfo> script_eval_from_script =
+ Accessors::ScriptEvalFromScriptInfo(isolate(), attribs);
{
CallbacksDescriptor d(
- *context_data_string, *script_context_data, attribs);
- script_map->AppendDescriptor(&d, witness);
+ Handle<Name>(Name::cast(script_eval_from_script->name())),
+ script_eval_from_script, attribs);
+ script_map->AppendDescriptor(&d);
}
+ Handle<AccessorInfo> script_eval_from_script_position =
+ Accessors::ScriptEvalFromScriptPositionInfo(isolate(), attribs);
{
CallbacksDescriptor d(
- *eval_from_script_string, *script_eval_from_script, attribs);
- script_map->AppendDescriptor(&d, witness);
+ Handle<Name>(Name::cast(script_eval_from_script_position->name())),
+ script_eval_from_script_position, attribs);
+ script_map->AppendDescriptor(&d);
}
+ Handle<AccessorInfo> script_eval_from_function_name =
+ Accessors::ScriptEvalFromFunctionNameInfo(isolate(), attribs);
{
CallbacksDescriptor d(
- *eval_from_script_position_string,
- *script_eval_from_script_position,
- attribs);
- script_map->AppendDescriptor(&d, witness);
+ Handle<Name>(Name::cast(script_eval_from_function_name->name())),
+ script_eval_from_function_name, attribs);
+ script_map->AppendDescriptor(&d);
}
+ Handle<AccessorInfo> script_source_url =
+ Accessors::ScriptSourceUrlInfo(isolate(), attribs);
+ {
+ CallbacksDescriptor d(Handle<Name>(Name::cast(script_source_url->name())),
+ script_source_url, attribs);
+ script_map->AppendDescriptor(&d);
+ }
+
+ Handle<AccessorInfo> script_source_mapping_url =
+ Accessors::ScriptSourceMappingUrlInfo(isolate(), attribs);
{
CallbacksDescriptor d(
- *eval_from_function_name_string,
- *script_eval_from_function_name,
- attribs);
- script_map->AppendDescriptor(&d, witness);
+ Handle<Name>(Name::cast(script_source_mapping_url->name())),
+ script_source_mapping_url, attribs);
+ script_map->AppendDescriptor(&d);
}
// Allocate the empty script.
// Builtin function for OpaqueReference -- a JSValue-based object,
// that keeps its field isolated from JavaScript code. It may store
// objects, that JavaScript code may not access.
- Handle<JSFunction> opaque_reference_fun =
- InstallFunction(builtins, "OpaqueReference", JS_VALUE_TYPE,
- JSValue::kSize,
- isolate()->initial_object_prototype(),
- Builtins::kIllegal, false, false);
+ Handle<JSFunction> opaque_reference_fun = InstallFunction(
+ builtins, "OpaqueReference", JS_VALUE_TYPE, JSValue::kSize,
+ isolate()->initial_object_prototype(), Builtins::kIllegal);
Handle<JSObject> prototype =
factory()->NewJSObject(isolate()->object_function(), TENURED);
- Accessors::FunctionSetPrototype(opaque_reference_fun, prototype);
+ Accessors::FunctionSetPrototype(opaque_reference_fun, prototype).Assert();
native_context()->set_opaque_reference_function(*opaque_reference_fun);
}
InstallInternalArray(builtins, "InternalPackedArray", FAST_ELEMENTS);
}
+ { // -- S e t I t e r a t o r
+ Handle<JSFunction> set_iterator_function = InstallFunction(
+ builtins, "SetIterator", JS_SET_ITERATOR_TYPE, JSSetIterator::kSize,
+ isolate()->initial_object_prototype(), Builtins::kIllegal);
+ native_context()->set_set_iterator_map(
+ set_iterator_function->initial_map());
+ }
+
+ { // -- M a p I t e r a t o r
+ Handle<JSFunction> map_iterator_function = InstallFunction(
+ builtins, "MapIterator", JS_MAP_ITERATOR_TYPE, JSMapIterator::kSize,
+ isolate()->initial_object_prototype(), Builtins::kIllegal);
+ native_context()->set_map_iterator_map(
+ map_iterator_function->initial_map());
+ }
+
+ {
+ // Create generator meta-objects and install them on the builtins object.
+ Handle<JSObject> builtins(native_context()->builtins());
+ Handle<JSObject> generator_object_prototype =
+ factory()->NewJSObject(isolate()->object_function(), TENURED);
+ Handle<JSFunction> generator_function_prototype =
+ InstallFunction(builtins, "GeneratorFunctionPrototype",
+ JS_FUNCTION_TYPE, JSFunction::kHeaderSize,
+ generator_object_prototype, Builtins::kIllegal);
+ InstallFunction(builtins, "GeneratorFunction", JS_FUNCTION_TYPE,
+ JSFunction::kSize, generator_function_prototype,
+ Builtins::kIllegal);
+
+ // Create maps for generator functions and their prototypes. Store those
+ // maps in the native context.
+ Handle<Map> generator_function_map =
+ Map::Copy(sloppy_function_map_writable_prototype_);
+ generator_function_map->set_prototype(*generator_function_prototype);
+ native_context()->set_sloppy_generator_function_map(
+ *generator_function_map);
+
+ // The "arguments" and "caller" instance properties aren't specified, so
+ // technically we could leave them out. They make even less sense for
+ // generators than for functions. Still, the same argument that it makes
+ // sense to keep them around but poisoned in strict mode applies to
+ // generators as well. With poisoned accessors, naive callers can still
+ // iterate over the properties without accessing them.
+ //
+ // We can't use PoisonArgumentsAndCaller because that mutates accessor pairs
+ // in place, and the initial state of the generator function map shares the
+ // accessor pair with sloppy functions. Also the error message should be
+ // different. Also unhappily, we can't use the API accessors to implement
+ // poisoning, because API accessors present themselves as data properties,
+ // not accessor properties, and so getOwnPropertyDescriptor raises an
+ // exception as it tries to get the values. Sadness.
+ Handle<AccessorPair> poison_pair(factory()->NewAccessorPair());
+ PropertyAttributes rw_attribs =
+ static_cast<PropertyAttributes>(DONT_ENUM | DONT_DELETE);
+ Handle<JSFunction> poison_function = GetGeneratorPoisonFunction();
+ poison_pair->set_getter(*poison_function);
+ poison_pair->set_setter(*poison_function);
+ ReplaceAccessors(generator_function_map, factory()->arguments_string(),
+ rw_attribs, poison_pair);
+ ReplaceAccessors(generator_function_map, factory()->caller_string(),
+ rw_attribs, poison_pair);
+
+ Handle<Map> strict_function_map(native_context()->strict_function_map());
+ Handle<Map> strict_generator_function_map = Map::Copy(strict_function_map);
+ // "arguments" and "caller" already poisoned.
+ strict_generator_function_map->set_prototype(*generator_function_prototype);
+ native_context()->set_strict_generator_function_map(
+ *strict_generator_function_map);
+
+ Handle<JSFunction> object_function(native_context()->object_function());
+ Handle<Map> generator_object_prototype_map = Map::Create(isolate(), 0);
+ generator_object_prototype_map->set_prototype(*generator_object_prototype);
+ native_context()->set_generator_object_prototype_map(
+ *generator_object_prototype_map);
+ }
+
if (FLAG_disable_native_files) {
PrintF("Warning: Running without installed natives!\n");
return true;
// Store the map for the string prototype after the natives has been compiled
// and the String function has been set up.
Handle<JSFunction> string_function(native_context()->string_function());
- ASSERT(JSObject::cast(
+ DCHECK(JSObject::cast(
string_function->initial_map()->prototype())->HasFastProperties());
native_context()->set_string_function_prototype_map(
HeapObject::cast(string_function->initial_map()->prototype())->map());
// Install Function.prototype.call and apply.
- { Handle<String> key = factory()->function_class_string();
+ {
+ Handle<String> key = factory()->Function_string();
Handle<JSFunction> function =
- Handle<JSFunction>::cast(
- GetProperty(isolate(), isolate()->global_object(), key));
+ Handle<JSFunction>::cast(Object::GetProperty(
+ handle(native_context()->global_object()), key).ToHandleChecked());
Handle<JSObject> proto =
Handle<JSObject>(JSObject::cast(function->instance_prototype()));
// Install the call and the apply functions.
Handle<JSFunction> call =
InstallFunction(proto, "call", JS_OBJECT_TYPE, JSObject::kHeaderSize,
- Handle<JSObject>::null(),
- Builtins::kFunctionCall,
- false, false);
+ MaybeHandle<JSObject>(), Builtins::kFunctionCall);
Handle<JSFunction> apply =
InstallFunction(proto, "apply", JS_OBJECT_TYPE, JSObject::kHeaderSize,
- Handle<JSObject>::null(),
- Builtins::kFunctionApply,
- false, false);
+ MaybeHandle<JSObject>(), Builtins::kFunctionApply);
+ if (FLAG_vector_ics) {
+ // Apply embeds an IC, so we need a type vector of size 1 in the shared
+ // function info.
+ Handle<TypeFeedbackVector> feedback_vector =
+ factory()->NewTypeFeedbackVector(0, 1);
+ apply->shared()->set_feedback_vector(*feedback_vector);
+ }
// Make sure that Function.prototype.call appears to be compiled.
// The code will never be called, but inline caching for call will
// only work if it appears to be compiled.
call->shared()->DontAdaptArguments();
- ASSERT(call->is_compiled());
+ DCHECK(call->is_compiled());
// Set the expected parameters for apply to 2; required by builtin.
apply->shared()->set_formal_parameter_count(2);
initial_map->set_prototype(*array_prototype);
// Update map with length accessor from Array and add "index" and "input".
- Handle<DescriptorArray> reresult_descriptors =
- factory()->NewDescriptorArray(0, 3);
- DescriptorArray::WhitenessWitness witness(*reresult_descriptors);
- initial_map->set_instance_descriptors(*reresult_descriptors);
+ Map::EnsureDescriptorSlack(initial_map, 3);
{
JSFunction* array_function = native_context()->array_function();
Handle<DescriptorArray> array_descriptors(
array_function->initial_map()->instance_descriptors());
- String* length = heap()->length_string();
+ Handle<String> length = factory()->length_string();
int old = array_descriptors->SearchWithCache(
- length, array_function->initial_map());
- ASSERT(old != DescriptorArray::kNotFound);
+ *length, array_function->initial_map());
+ DCHECK(old != DescriptorArray::kNotFound);
CallbacksDescriptor desc(length,
- array_descriptors->GetValue(old),
+ handle(array_descriptors->GetValue(old),
+ isolate()),
array_descriptors->GetDetails(old).attributes());
- initial_map->AppendDescriptor(&desc, witness);
+ initial_map->AppendDescriptor(&desc);
}
{
- FieldDescriptor index_field(heap()->index_string(),
+ FieldDescriptor index_field(factory()->index_string(),
JSRegExpResult::kIndexIndex,
NONE,
Representation::Tagged());
- initial_map->AppendDescriptor(&index_field, witness);
+ initial_map->AppendDescriptor(&index_field);
}
{
- FieldDescriptor input_field(heap()->input_string(),
+ FieldDescriptor input_field(factory()->input_string(),
JSRegExpResult::kInputIndex,
NONE,
Representation::Tagged());
- initial_map->AppendDescriptor(&input_field, witness);
+ initial_map->AppendDescriptor(&input_field);
}
initial_map->set_inobject_properties(2);
native_context()->set_regexp_result_map(*initial_map);
}
+ // Add @@iterator method to the arguments object maps.
+ {
+ PropertyAttributes attribs = DONT_ENUM;
+ Handle<AccessorInfo> arguments_iterator =
+ Accessors::ArgumentsIteratorInfo(isolate(), attribs);
+ {
+ CallbacksDescriptor d(Handle<Name>(native_context()->iterator_symbol()),
+ arguments_iterator, attribs);
+ Handle<Map> map(native_context()->sloppy_arguments_map());
+ Map::EnsureDescriptorSlack(map, 1);
+ map->AppendDescriptor(&d);
+ }
+ {
+ CallbacksDescriptor d(Handle<Name>(native_context()->iterator_symbol()),
+ arguments_iterator, attribs);
+ Handle<Map> map(native_context()->aliased_arguments_map());
+ Map::EnsureDescriptorSlack(map, 1);
+ map->AppendDescriptor(&d);
+ }
+ {
+ CallbacksDescriptor d(Handle<Name>(native_context()->iterator_symbol()),
+ arguments_iterator, attribs);
+ Handle<Map> map(native_context()->strict_arguments_map());
+ Map::EnsureDescriptorSlack(map, 1);
+ map->AppendDescriptor(&d);
+ }
+ }
+
#ifdef VERIFY_HEAP
- builtins->Verify();
+ builtins->ObjectVerify();
#endif
return true;
}
-#define INSTALL_EXPERIMENTAL_NATIVE(i, flag, file) \
- if (FLAG_harmony_##flag && \
- strcmp(ExperimentalNatives::GetScriptName(i).start(), \
- "native " file) == 0) { \
- if (!CompileExperimentalBuiltin(isolate(), i)) return false; \
+#define INSTALL_EXPERIMENTAL_NATIVE(i, flag, file) \
+ if (FLAG_##flag && \
+ strcmp(ExperimentalNatives::GetScriptName(i).start(), "native " file) == \
+ 0) { \
+ if (!CompileExperimentalBuiltin(isolate(), i)) return false; \
}
bool Genesis::InstallExperimentalNatives() {
+ static const char* harmony_arrays_natives[] = {
+ "native harmony-array.js", "native harmony-typedarray.js", NULL};
+ static const char* harmony_proxies_natives[] = {"native proxy.js", NULL};
+ static const char* harmony_strings_natives[] = {"native harmony-string.js",
+ NULL};
+ static const char* harmony_classes_natives[] = {"native harmony-classes.js",
+ NULL};
+ static const char* harmony_modules_natives[] = {NULL};
+ static const char* harmony_scoping_natives[] = {NULL};
+ static const char* harmony_object_literals_natives[] = {NULL};
+ static const char* harmony_regexps_natives[] = {NULL};
+ static const char* harmony_arrow_functions_natives[] = {NULL};
+ static const char* harmony_numeric_literals_natives[] = {NULL};
+ static const char* harmony_tostring_natives[] = {"native harmony-tostring.js",
+ NULL};
+
for (int i = ExperimentalNatives::GetDebuggerCount();
- i < ExperimentalNatives::GetBuiltinsCount();
- i++) {
- INSTALL_EXPERIMENTAL_NATIVE(i, symbols, "symbol.js")
- INSTALL_EXPERIMENTAL_NATIVE(i, proxies, "proxy.js")
- INSTALL_EXPERIMENTAL_NATIVE(i, collections, "collection.js")
- INSTALL_EXPERIMENTAL_NATIVE(i, observation, "object-observe.js")
- INSTALL_EXPERIMENTAL_NATIVE(i, promises, "promise.js")
- INSTALL_EXPERIMENTAL_NATIVE(i, generators, "generator.js")
- INSTALL_EXPERIMENTAL_NATIVE(i, iteration, "array-iterator.js")
- INSTALL_EXPERIMENTAL_NATIVE(i, strings, "harmony-string.js")
- INSTALL_EXPERIMENTAL_NATIVE(i, arrays, "harmony-array.js")
- INSTALL_EXPERIMENTAL_NATIVE(i, maths, "harmony-math.js")
+ i < ExperimentalNatives::GetBuiltinsCount(); i++) {
+#define INSTALL_EXPERIMENTAL_NATIVES(id, desc) \
+ if (FLAG_##id) { \
+ for (size_t j = 0; id##_natives[j] != NULL; j++) { \
+ if (strcmp(ExperimentalNatives::GetScriptName(i).start(), \
+ id##_natives[j]) == 0) { \
+ if (!CompileExperimentalBuiltin(isolate(), i)) return false; \
+ } \
+ } \
+ }
+ // Iterate over flags that are not enabled by default.
+ HARMONY_INPROGRESS(INSTALL_EXPERIMENTAL_NATIVES);
+ HARMONY_STAGED(INSTALL_EXPERIMENTAL_NATIVES);
+#undef INSTALL_EXPERIMENTAL_NATIVES
if (FLAG_simd_object &&
strcmp(ExperimentalNatives::GetScriptName(i).start(),
"native simd128.js") == 0) {
if (!CompileExperimentalBuiltin(isolate(), i)) return false;
+ // Store the map for the float32x4, float64x2 and int32x4 function
+ // prototype after the float32x4 and int32x4 function has been set up.
InstallExperimentalSIMDBuiltinFunctionIds();
- // Store the map for the float32x4 and int32x4 function prototype after
- // the float32x4 and int32x4 function has been set up.
JSObject* float32x4_function_prototype = JSObject::cast(
native_context()->float32x4_function()->instance_prototype());
native_context()->set_float32x4_function_prototype_map(
float32x4_function_prototype->map());
+ JSObject* float64x2_function_prototype = JSObject::cast(
+ native_context()->float64x2_function()->instance_prototype());
+ native_context()->set_float64x2_function_prototype_map(
+ float64x2_function_prototype->map());
JSObject* int32x4_function_prototype = JSObject::cast(
native_context()->int32x4_function()->instance_prototype());
native_context()->set_int32x4_function_prototype_map(
}
}
- InstallExperimentalNativeFunctions();
+#define USE_NATIVES_FOR_FEATURE(id, descr) USE(id##_natives);
+ HARMONY_SHIPPING(USE_NATIVES_FOR_FEATURE)
+#undef USE_NATIVES_FOR_FEATURE
+ InstallExperimentalNativeFunctions();
return true;
}
-static Handle<JSObject> ResolveBuiltinIdHolder(
- Handle<Context> native_context,
- const char* holder_expr) {
- Isolate* isolate = native_context->GetIsolate();
- Factory* factory = isolate->factory();
- Handle<GlobalObject> global(native_context->global_object());
- const char* period_pos = strchr(holder_expr, '.');
- if (period_pos == NULL) {
- return Handle<JSObject>::cast(GetProperty(
- isolate, global, factory->InternalizeUtf8String(holder_expr)));
- }
- ASSERT_EQ(".prototype", period_pos);
- Vector<const char> property(holder_expr,
- static_cast<int>(period_pos - holder_expr));
- Handle<JSFunction> function = Handle<JSFunction>::cast(
- GetProperty(isolate, global, factory->InternalizeUtf8String(property)));
- return Handle<JSObject>(JSObject::cast(function->prototype()));
-}
-
-
static Handle<JSObject> ResolveBuiltinSIMDIdHolder(
Handle<Context> native_context,
const char* holder_expr) {
char* name = const_cast<char*>(holder_expr);
char* period_pos = strchr(name, '.');
while (period_pos != NULL) {
- Vector<const char> property(name, static_cast<int>(period_pos - name));
- holder = GetProperty(isolate, holder,
- factory->InternalizeUtf8String(property));
+ Vector<const char> property(name,
+ static_cast<int>(period_pos - name));
+ Handle<String> property_string = factory->InternalizeUtf8String(property);
+ DCHECK(!property_string.is_null());
+ holder = Object::GetProperty(holder, property_string).ToHandleChecked();
if (strcmp(".prototype", period_pos) == 0) {
Handle<JSFunction> function = Handle<JSFunction>::cast(holder);
return Handle<JSObject>(JSObject::cast(function->prototype()));
}
}
- return Handle<JSObject>::cast(GetProperty(
- isolate, holder, factory->InternalizeUtf8String(name)));
+ return Handle<JSObject>::cast(Object::GetPropertyOrElement(
+ holder, factory->InternalizeUtf8String(name)).ToHandleChecked());
}
static void InstallBuiltinFunctionId(Handle<JSObject> holder,
const char* function_name,
BuiltinFunctionId id) {
- Factory* factory = holder->GetIsolate()->factory();
- Handle<String> name = factory->InternalizeUtf8String(function_name);
- Object* function_object = holder->GetProperty(*name)->ToObjectUnchecked();
- Handle<JSFunction> function(JSFunction::cast(function_object));
+ Isolate* isolate = holder->GetIsolate();
+ Handle<Object> function_object =
+ Object::GetProperty(isolate, holder, function_name).ToHandleChecked();
+ Handle<JSFunction> function = Handle<JSFunction>::cast(function_object);
function->shared()->set_function_data(Smi::FromInt(id));
}
InstallBuiltinFunctionId(holder, #fun_name, id); \
}
SIMD_ARRAY_OPERATIONS(INSTALL_BUILTIN_ID)
+ TYPED_ARRAYS_SIMD_LOAD_OPERATIONS(INSTALL_BUILTIN_ID)
+ TYPED_ARRAYS_SIMD_STORE_OPERATIONS(INSTALL_BUILTIN_ID)
#define INSTALL_SIMD_NULLARY_FUNCTION_ID(p1, p2, p3, p4) \
INSTALL_BUILTIN_ID(p1, p2, p3)
SIMD_NULLARY_OPERATIONS(INSTALL_SIMD_NULLARY_FUNCTION_ID)
void Genesis::InitializeNormalizedMapCaches() {
- Handle<FixedArray> array(
- factory()->NewFixedArray(NormalizedMapCache::kEntries, TENURED));
- native_context()->set_normalized_map_cache(NormalizedMapCache::cast(*array));
+ Handle<NormalizedMapCache> cache = NormalizedMapCache::New(isolate());
+ native_context()->set_normalized_map_cache(*cache);
}
bool Genesis::InstallSpecialObjects(Handle<Context> native_context) {
Isolate* isolate = native_context->GetIsolate();
+ // Don't install extensions into the snapshot.
+ if (isolate->serializer_enabled()) return true;
+
Factory* factory = isolate->factory();
HandleScope scope(isolate);
Handle<JSGlobalObject> global(JSGlobalObject::cast(
native_context->global_object()));
+
+ Handle<JSObject> Error = Handle<JSObject>::cast(
+ Object::GetProperty(isolate, global, "Error").ToHandleChecked());
+ Handle<String> name =
+ factory->InternalizeOneByteString(STATIC_CHAR_VECTOR("stackTraceLimit"));
+ Handle<Smi> stack_trace_limit(Smi::FromInt(FLAG_stack_trace_limit), isolate);
+ JSObject::AddProperty(Error, name, stack_trace_limit, NONE);
+
// Expose the natives in global if a name for it is specified.
if (FLAG_expose_natives_as != NULL && strlen(FLAG_expose_natives_as) != 0) {
Handle<String> natives =
factory->InternalizeUtf8String(FLAG_expose_natives_as);
- JSObject::SetLocalPropertyIgnoreAttributes(
- global, natives, Handle<JSObject>(global->builtins()), DONT_ENUM);
- if (isolate->has_pending_exception()) return false;
+ uint32_t dummy_index;
+ if (natives->AsArrayIndex(&dummy_index)) return true;
+ JSObject::AddProperty(global, natives, handle(global->builtins()),
+ DONT_ENUM);
}
- Handle<Object> Error = GetProperty(global, "Error");
- if (Error->IsJSObject()) {
- Handle<String> name = factory->InternalizeOneByteString(
- STATIC_ASCII_VECTOR("stackTraceLimit"));
- Handle<Smi> stack_trace_limit(
- Smi::FromInt(FLAG_stack_trace_limit), isolate);
- JSObject::SetLocalPropertyIgnoreAttributes(
- Handle<JSObject>::cast(Error), name, stack_trace_limit, NONE);
- if (isolate->has_pending_exception()) return false;
- }
+ // Expose the stack trace symbol to native JS.
+ RETURN_ON_EXCEPTION_VALUE(isolate,
+ JSObject::SetOwnPropertyIgnoreAttributes(
+ handle(native_context->builtins(), isolate),
+ factory->InternalizeOneByteString(
+ STATIC_CHAR_VECTOR("stack_trace_symbol")),
+ factory->stack_trace_symbol(), NONE),
+ false);
-#ifdef ENABLE_DEBUGGER_SUPPORT
// Expose the debug global object in global if a name for it is specified.
if (FLAG_expose_debug_as != NULL && strlen(FLAG_expose_debug_as) != 0) {
- Debug* debug = isolate->debug();
// If loading fails we just bail out without installing the
// debugger but without tanking the whole context.
+ Debug* debug = isolate->debug();
if (!debug->Load()) return true;
+ Handle<Context> debug_context = debug->debug_context();
// Set the security token for the debugger context to the same as
// the shell native context to allow calling between these (otherwise
// exposing debug global object doesn't make much sense).
- debug->debug_context()->set_security_token(
- native_context->security_token());
-
+ debug_context->set_security_token(native_context->security_token());
Handle<String> debug_string =
factory->InternalizeUtf8String(FLAG_expose_debug_as);
- Handle<Object> global_proxy(
- debug->debug_context()->global_proxy(), isolate);
- JSObject::SetLocalPropertyIgnoreAttributes(
- global, debug_string, global_proxy, DONT_ENUM);
- if (isolate->has_pending_exception()) return false;
+ uint32_t index;
+ if (debug_string->AsArrayIndex(&index)) return true;
+ Handle<Object> global_proxy(debug_context->global_proxy(), isolate);
+ JSObject::AddProperty(global, debug_string, global_proxy, DONT_ENUM);
}
-#endif
return true;
}
}
-static bool MatchRegisteredExtensions(void* key1, void* key2) {
- return key1 == key2;
-}
-
-Genesis::ExtensionStates::ExtensionStates()
- : map_(MatchRegisteredExtensions, 8) { }
+Genesis::ExtensionStates::ExtensionStates() : map_(HashMap::PointersMatch, 8) {}
Genesis::ExtensionTraversalState Genesis::ExtensionStates::get_state(
RegisteredExtension* extension) {
"Circular extension dependency")) {
return false;
}
- ASSERT(extension_states->get_state(current) == UNVISITED);
+ DCHECK(extension_states->get_state(current) == UNVISITED);
extension_states->set_state(current, VISITED);
v8::Extension* extension = current->extension();
// Install the extension's dependencies
return false;
}
}
+ // We do not expect this to throw an exception. Change this if it does.
Handle<String> source_code =
- isolate->factory()->NewExternalStringFromAscii(extension->source());
+ isolate->factory()
+ ->NewExternalStringFromOneByte(extension->source())
+ .ToHandleChecked();
bool result = CompileScriptCached(isolate,
CStrVector(extension->name()),
source_code,
extension,
Handle<Context>(isolate->context()),
false);
- ASSERT(isolate->has_pending_exception() != result);
+ DCHECK(isolate->has_pending_exception() != result);
if (!result) {
// We print out the name of the extension that fail to install.
// When an error is thrown during bootstrapping we automatically print
// the line number at which this happened to the console in the isolate
// error throwing functionality.
- OS::PrintError("Error installing extension '%s'.\n",
- current->extension()->name());
+ base::OS::PrintError("Error installing extension '%s'.\n",
+ current->extension()->name());
isolate->clear_pending_exception();
}
extension_states->set_state(current, INSTALLED);
HandleScope scope(isolate());
for (int i = 0; i < Builtins::NumberOfJavaScriptBuiltins(); i++) {
Builtins::JavaScript id = static_cast<Builtins::JavaScript>(i);
- Handle<String> name =
- factory()->InternalizeUtf8String(Builtins::GetName(id));
- Object* function_object = builtins->GetPropertyNoExceptionThrown(*name);
- Handle<JSFunction> function
- = Handle<JSFunction>(JSFunction::cast(function_object));
+ Handle<Object> function_object = Object::GetProperty(
+ isolate(), builtins, Builtins::GetName(id)).ToHandleChecked();
+ Handle<JSFunction> function = Handle<JSFunction>::cast(function_object);
builtins->set_javascript_builtin(id, *function);
+ // TODO(mstarzinger): This is just a temporary hack to make TurboFan work,
+ // the correct solution is to restore the context register after invoking
+ // builtins from full-codegen.
+ function->shared()->set_optimization_disabled(true);
if (!Compiler::EnsureCompiled(function, CLEAR_EXCEPTION)) {
return false;
}
v8::Handle<v8::ObjectTemplate> global_proxy_template) {
Handle<JSObject> global_proxy(
JSObject::cast(native_context()->global_proxy()));
- Handle<JSObject> inner_global(
+ Handle<JSObject> global_object(
JSObject::cast(native_context()->global_object()));
if (!global_proxy_template.IsEmpty()) {
// Configure the global proxy object.
- Handle<ObjectTemplateInfo> proxy_data =
+ Handle<ObjectTemplateInfo> global_proxy_data =
v8::Utils::OpenHandle(*global_proxy_template);
- if (!ConfigureApiObject(global_proxy, proxy_data)) return false;
+ if (!ConfigureApiObject(global_proxy, global_proxy_data)) return false;
- // Configure the inner global object.
+ // Configure the global object.
Handle<FunctionTemplateInfo> proxy_constructor(
- FunctionTemplateInfo::cast(proxy_data->constructor()));
+ FunctionTemplateInfo::cast(global_proxy_data->constructor()));
if (!proxy_constructor->prototype_template()->IsUndefined()) {
- Handle<ObjectTemplateInfo> inner_data(
+ Handle<ObjectTemplateInfo> global_object_data(
ObjectTemplateInfo::cast(proxy_constructor->prototype_template()));
- if (!ConfigureApiObject(inner_global, inner_data)) return false;
+ if (!ConfigureApiObject(global_object, global_object_data)) return false;
}
}
- SetObjectPrototype(global_proxy, inner_global);
+ SetObjectPrototype(global_proxy, global_object);
native_context()->set_initial_array_prototype(
JSArray::cast(native_context()->array_function()->prototype()));
bool Genesis::ConfigureApiObject(Handle<JSObject> object,
- Handle<ObjectTemplateInfo> object_template) {
- ASSERT(!object_template.is_null());
- ASSERT(FunctionTemplateInfo::cast(object_template->constructor())
+ Handle<ObjectTemplateInfo> object_template) {
+ DCHECK(!object_template.is_null());
+ DCHECK(FunctionTemplateInfo::cast(object_template->constructor())
->IsTemplateFor(object->map()));;
- bool pending_exception = false;
- Handle<JSObject> obj =
- Execution::InstantiateObject(object_template, &pending_exception);
- if (pending_exception) {
- ASSERT(isolate()->has_pending_exception());
+ MaybeHandle<JSObject> maybe_obj =
+ Execution::InstantiateObject(object_template);
+ Handle<JSObject> obj;
+ if (!maybe_obj.ToHandle(&obj)) {
+ DCHECK(isolate()->has_pending_exception());
isolate()->clear_pending_exception();
return false;
}
case FIELD: {
HandleScope inner(isolate());
Handle<Name> key = Handle<Name>(descs->GetKey(i));
- int index = descs->GetFieldIndex(i);
- ASSERT(!descs->GetDetails(i).representation().IsDouble());
+ FieldIndex index = FieldIndex::ForDescriptor(from->map(), i);
+ DCHECK(!descs->GetDetails(i).representation().IsDouble());
Handle<Object> value = Handle<Object>(from->RawFastPropertyAt(index),
isolate());
- CHECK_NOT_EMPTY_HANDLE(isolate(),
- JSObject::SetLocalPropertyIgnoreAttributes(
- to, key, value, details.attributes()));
+ JSObject::AddProperty(to, key, value, details.attributes());
break;
}
case CONSTANT: {
HandleScope inner(isolate());
Handle<Name> key = Handle<Name>(descs->GetKey(i));
Handle<Object> constant(descs->GetConstant(i), isolate());
- CHECK_NOT_EMPTY_HANDLE(isolate(),
- JSObject::SetLocalPropertyIgnoreAttributes(
- to, key, constant, details.attributes()));
+ JSObject::AddProperty(to, key, constant, details.attributes());
break;
}
case CALLBACKS: {
- LookupResult result(isolate());
- to->LocalLookup(descs->GetKey(i), &result);
+ Handle<Name> key(descs->GetKey(i));
+ LookupIterator it(to, key, LookupIterator::OWN_SKIP_INTERCEPTOR);
+ CHECK_NE(LookupIterator::ACCESS_CHECK, it.state());
// If the property is already there we skip it
- if (result.IsFound()) continue;
+ if (it.IsFound()) continue;
HandleScope inner(isolate());
- ASSERT(!to->HasFastProperties());
+ DCHECK(!to->HasFastProperties());
// Add to dictionary.
- Handle<Name> key = Handle<Name>(descs->GetKey(i));
Handle<Object> callbacks(descs->GetCallbacksObject(i), isolate());
PropertyDetails d = PropertyDetails(
details.attributes(), CALLBACKS, i + 1);
JSObject::SetNormalizedProperty(to, key, callbacks, d);
break;
}
+ // Do not occur since the from object has fast properties.
case NORMAL:
- // Do not occur since the from object has fast properties.
- case HANDLER:
- case INTERCEPTOR:
- case TRANSITION:
- case NONEXISTENT:
- // No element in instance descriptors have proxy or interceptor type.
UNREACHABLE();
break;
}
for (int i = 0; i < capacity; i++) {
Object* raw_key(properties->KeyAt(i));
if (properties->IsKey(raw_key)) {
- ASSERT(raw_key->IsName());
+ DCHECK(raw_key->IsName());
// If the property is already there we skip it.
- LookupResult result(isolate());
- to->LocalLookup(Name::cast(raw_key), &result);
- if (result.IsFound()) continue;
+ Handle<Name> key(Name::cast(raw_key));
+ LookupIterator it(to, key, LookupIterator::OWN_SKIP_INTERCEPTOR);
+ CHECK_NE(LookupIterator::ACCESS_CHECK, it.state());
+ if (it.IsFound()) continue;
// Set the property.
- Handle<Name> key = Handle<Name>(Name::cast(raw_key));
Handle<Object> value = Handle<Object>(properties->ValueAt(i),
isolate());
- ASSERT(!value->IsCell());
+ DCHECK(!value->IsCell());
if (value->IsPropertyCell()) {
value = Handle<Object>(PropertyCell::cast(*value)->value(),
isolate());
}
PropertyDetails details = properties->DetailsAt(i);
- CHECK_NOT_EMPTY_HANDLE(isolate(),
- JSObject::SetLocalPropertyIgnoreAttributes(
- to, key, value, details.attributes()));
+ JSObject::AddProperty(to, key, value, details.attributes());
}
}
}
void Genesis::TransferObject(Handle<JSObject> from, Handle<JSObject> to) {
HandleScope outer(isolate());
- ASSERT(!from->IsJSArray());
- ASSERT(!to->IsJSArray());
+ DCHECK(!from->IsJSArray());
+ DCHECK(!to->IsJSArray());
TransferNamedProperties(from, to);
TransferIndexedProperties(from, to);
// Transfer the prototype (new map is needed).
- Handle<Map> old_to_map = Handle<Map>(to->map());
- Handle<Map> new_to_map = factory()->CopyMap(old_to_map);
- new_to_map->set_prototype(from->map()->prototype());
- to->set_map(*new_to_map);
+ Handle<Object> proto(from->map()->prototype(), isolate());
+ SetObjectPrototype(to, proto);
}
// The maps with writable prototype are created in CreateEmptyFunction
// and CreateStrictModeFunctionMaps respectively. Initially the maps are
// created with read-only prototype for JS builtins processing.
- ASSERT(!function_map_writable_prototype_.is_null());
- ASSERT(!strict_mode_function_map_writable_prototype_.is_null());
+ DCHECK(!sloppy_function_map_writable_prototype_.is_null());
+ DCHECK(!strict_function_map_writable_prototype_.is_null());
// Replace function instance maps to make prototype writable.
- native_context()->set_function_map(*function_map_writable_prototype_);
- native_context()->set_strict_mode_function_map(
- *strict_mode_function_map_writable_prototype_);
+ native_context()->set_sloppy_function_map(
+ *sloppy_function_map_writable_prototype_);
+ native_context()->set_strict_function_map(
+ *strict_function_map_writable_prototype_);
}
class NoTrackDoubleFieldsForSerializerScope {
public:
- NoTrackDoubleFieldsForSerializerScope() : flag_(FLAG_track_double_fields) {
- if (Serializer::enabled()) {
+ explicit NoTrackDoubleFieldsForSerializerScope(Isolate* isolate)
+ : flag_(FLAG_track_double_fields), enabled_(false) {
+ if (isolate->serializer_enabled()) {
// Disable tracking double fields because heap numbers treated as
// immutable by the serializer.
FLAG_track_double_fields = false;
+ enabled_ = true;
}
}
+
~NoTrackDoubleFieldsForSerializerScope() {
- FLAG_track_double_fields = flag_;
+ if (enabled_) {
+ FLAG_track_double_fields = flag_;
+ }
}
private:
bool flag_;
+ bool enabled_;
};
Genesis::Genesis(Isolate* isolate,
- Handle<Object> global_object,
- v8::Handle<v8::ObjectTemplate> global_template,
+ MaybeHandle<JSGlobalProxy> maybe_global_proxy,
+ v8::Handle<v8::ObjectTemplate> global_proxy_template,
v8::ExtensionConfiguration* extensions)
: isolate_(isolate),
active_(isolate->bootstrapper()) {
- NoTrackDoubleFieldsForSerializerScope disable_double_tracking_for_serializer;
+ NoTrackDoubleFieldsForSerializerScope disable_scope(isolate);
result_ = Handle<Context>::null();
- // If V8 cannot be initialized, just return.
- if (!V8::Initialize(NULL)) return;
-
// Before creating the roots we must save the context and restore it
// on all function exits.
SaveContext saved_context(isolate);
AddToWeakNativeContextList(*native_context());
isolate->set_context(*native_context());
isolate->counters()->contexts_created_by_snapshot()->Increment();
- Handle<GlobalObject> inner_global;
- Handle<JSGlobalProxy> global_proxy =
- CreateNewGlobals(global_template,
- global_object,
- &inner_global);
-
- HookUpGlobalProxy(inner_global, global_proxy);
- HookUpInnerGlobal(inner_global);
- native_context()->builtins()->set_global_receiver(
+ Handle<GlobalObject> global_object;
+ Handle<JSGlobalProxy> global_proxy = CreateNewGlobals(
+ global_proxy_template, maybe_global_proxy, &global_object);
+
+ HookUpGlobalProxy(global_object, global_proxy);
+ HookUpGlobalObject(global_object);
+ native_context()->builtins()->set_global_proxy(
native_context()->global_proxy());
- if (!ConfigureGlobalObjects(global_template)) return;
+ if (!ConfigureGlobalObjects(global_proxy_template)) return;
} else {
// We get here if there was no context snapshot.
CreateRoots();
Handle<JSFunction> empty_function = CreateEmptyFunction(isolate);
CreateStrictModeFunctionMaps(empty_function);
- Handle<GlobalObject> inner_global;
- Handle<JSGlobalProxy> global_proxy =
- CreateNewGlobals(global_template, global_object, &inner_global);
- HookUpGlobalProxy(inner_global, global_proxy);
- InitializeGlobal(inner_global, empty_function);
+ Handle<GlobalObject> global_object;
+ Handle<JSGlobalProxy> global_proxy = CreateNewGlobals(
+ global_proxy_template, maybe_global_proxy, &global_object);
+ HookUpGlobalProxy(global_object, global_proxy);
+ InitializeGlobal(global_object, empty_function);
InstallJSFunctionResultCaches();
InitializeNormalizedMapCaches();
if (!InstallNatives()) return;
MakeFunctionInstancePrototypeWritable();
- if (!ConfigureGlobalObjects(global_template)) return;
+ if (!ConfigureGlobalObjects(global_proxy_template)) return;
isolate->counters()->contexts_created_from_scratch()->Increment();
}
- // Initialize experimental globals and install experimental natives.
InitializeExperimentalGlobal();
+ // Install experimental natives.
if (!InstallExperimentalNatives()) return;
// We can't (de-)serialize typed arrays currently, but we are lucky: The state
// of the random number generator needs no initialization during snapshot
// creation time and we don't need trigonometric functions then.
- if (!Serializer::enabled()) {
+ if (!isolate->serializer_enabled()) {
// Initially seed the per-context random number generator using the
// per-isolate random number generator.
const int num_elems = 2;
Utils::OpenHandle(*buffer)->set_should_be_freed(true);
v8::Local<v8::Uint32Array> ta = v8::Uint32Array::New(buffer, 0, num_elems);
Handle<JSBuiltinsObject> builtins(native_context()->builtins());
- ForceSetProperty(builtins,
- factory()->InternalizeOneByteString(
- STATIC_ASCII_VECTOR("rngstate")),
- Utils::OpenHandle(*ta),
- NONE);
+ Runtime::DefineObjectProperty(builtins, factory()->InternalizeOneByteString(
+ STATIC_CHAR_VECTOR("rngstate")),
+ Utils::OpenHandle(*ta), NONE).Assert();
// Initialize trigonometric lookup tables and constants.
- const int table_num_bytes = TrigonometricLookupTable::table_num_bytes();
- v8::Local<v8::ArrayBuffer> sin_buffer = v8::ArrayBuffer::New(
- reinterpret_cast<v8::Isolate*>(isolate),
- TrigonometricLookupTable::sin_table(), table_num_bytes);
- v8::Local<v8::ArrayBuffer> cos_buffer = v8::ArrayBuffer::New(
+ const int constants_size = arraysize(fdlibm::MathConstants::constants);
+ const int table_num_bytes = constants_size * kDoubleSize;
+ v8::Local<v8::ArrayBuffer> trig_buffer = v8::ArrayBuffer::New(
reinterpret_cast<v8::Isolate*>(isolate),
- TrigonometricLookupTable::cos_x_interval_table(), table_num_bytes);
- v8::Local<v8::Float64Array> sin_table = v8::Float64Array::New(
- sin_buffer, 0, TrigonometricLookupTable::table_size());
- v8::Local<v8::Float64Array> cos_table = v8::Float64Array::New(
- cos_buffer, 0, TrigonometricLookupTable::table_size());
-
- ForceSetProperty(builtins,
- factory()->InternalizeOneByteString(
- STATIC_ASCII_VECTOR("kSinTable")),
- Utils::OpenHandle(*sin_table),
- NONE);
- ForceSetProperty(builtins,
- factory()->InternalizeOneByteString(
- STATIC_ASCII_VECTOR("kCosXIntervalTable")),
- Utils::OpenHandle(*cos_table),
- NONE);
- ForceSetProperty(builtins,
- factory()->InternalizeOneByteString(
- STATIC_ASCII_VECTOR("kSamples")),
- factory()->NewHeapNumber(
- TrigonometricLookupTable::samples()),
- NONE);
- ForceSetProperty(builtins,
- factory()->InternalizeOneByteString(
- STATIC_ASCII_VECTOR("kIndexConvert")),
- factory()->NewHeapNumber(
- TrigonometricLookupTable::samples_over_pi_half()),
- NONE);
+ const_cast<double*>(fdlibm::MathConstants::constants), table_num_bytes);
+ v8::Local<v8::Float64Array> trig_table =
+ v8::Float64Array::New(trig_buffer, 0, constants_size);
+
+ Runtime::DefineObjectProperty(
+ builtins,
+ factory()->InternalizeOneByteString(STATIC_CHAR_VECTOR("kMath")),
+ Utils::OpenHandle(*trig_table), NONE).Assert();
}
result_ = native_context();
}
-// Archive statics that are thread local.
+// Archive statics that are thread-local.
char* Bootstrapper::ArchiveState(char* to) {
*reinterpret_cast<NestingCounterType*>(to) = nesting_;
nesting_ = 0;
}
-// Restore statics that are thread local.
+// Restore statics that are thread-local.
char* Bootstrapper::RestoreState(char* from) {
nesting_ = *reinterpret_cast<NestingCounterType*>(from);
return from + sizeof(NestingCounterType);
// Called when the top-level V8 mutex is destroyed.
void Bootstrapper::FreeThreadResources() {
- ASSERT(!IsActive());
+ DCHECK(!IsActive());
}
} } // namespace v8::internal