Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 1 | // Copyright 2012 the V8 project authors. All rights reserved. |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 2 | // Use of this source code is governed by a BSD-style license that can be |
| 3 | // found in the LICENSE file. |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 4 | |
| 5 | #ifndef V8_API_H_ |
| 6 | #define V8_API_H_ |
| 7 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 8 | #include "src/v8.h" |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 9 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 10 | #include "include/v8-testing.h" |
| 11 | #include "src/contexts.h" |
| 12 | #include "src/factory.h" |
| 13 | #include "src/isolate.h" |
| 14 | #include "src/list-inl.h" |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 15 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 16 | namespace v8 { |
| 17 | |
| 18 | // Constants used in the implementation of the API. The most natural thing |
| 19 | // would usually be to place these with the classes that use them, but |
| 20 | // we want to keep them out of v8.h because it is an externally |
| 21 | // visible file. |
| 22 | class Consts { |
| 23 | public: |
| 24 | enum TemplateType { |
| 25 | FUNCTION_TEMPLATE = 0, |
| 26 | OBJECT_TEMPLATE = 1 |
| 27 | }; |
| 28 | }; |
| 29 | |
| 30 | |
| 31 | // Utilities for working with neander-objects, primitive |
| 32 | // env-independent JSObjects used by the api. |
| 33 | class NeanderObject { |
| 34 | public: |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 35 | explicit NeanderObject(v8::internal::Isolate* isolate, int size); |
Ben Murdoch | 8b112d2 | 2011-06-08 16:22:53 +0100 | [diff] [blame] | 36 | explicit inline NeanderObject(v8::internal::Handle<v8::internal::Object> obj); |
| 37 | explicit inline NeanderObject(v8::internal::Object* obj); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 38 | inline v8::internal::Object* get(int index); |
| 39 | inline void set(int index, v8::internal::Object* value); |
| 40 | inline v8::internal::Handle<v8::internal::JSObject> value() { return value_; } |
| 41 | int size(); |
| 42 | private: |
| 43 | v8::internal::Handle<v8::internal::JSObject> value_; |
| 44 | }; |
| 45 | |
| 46 | |
| 47 | // Utilities for working with neander-arrays, a simple extensible |
| 48 | // array abstraction built on neander-objects. |
| 49 | class NeanderArray { |
| 50 | public: |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 51 | explicit NeanderArray(v8::internal::Isolate* isolate); |
Ben Murdoch | 8b112d2 | 2011-06-08 16:22:53 +0100 | [diff] [blame] | 52 | explicit inline NeanderArray(v8::internal::Handle<v8::internal::Object> obj); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 53 | inline v8::internal::Handle<v8::internal::JSObject> value() { |
| 54 | return obj_.value(); |
| 55 | } |
| 56 | |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame^] | 57 | void add(internal::Isolate* isolate, |
| 58 | v8::internal::Handle<v8::internal::Object> value); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 59 | |
| 60 | int length(); |
| 61 | |
| 62 | v8::internal::Object* get(int index); |
| 63 | // Change the value at an index to undefined value. If the index is |
| 64 | // out of bounds, the request is ignored. Returns the old value. |
| 65 | void set(int index, v8::internal::Object* value); |
| 66 | private: |
| 67 | NeanderObject obj_; |
| 68 | }; |
| 69 | |
| 70 | |
| 71 | NeanderObject::NeanderObject(v8::internal::Handle<v8::internal::Object> obj) |
| 72 | : value_(v8::internal::Handle<v8::internal::JSObject>::cast(obj)) { } |
| 73 | |
| 74 | |
| 75 | NeanderObject::NeanderObject(v8::internal::Object* obj) |
| 76 | : value_(v8::internal::Handle<v8::internal::JSObject>( |
| 77 | v8::internal::JSObject::cast(obj))) { } |
| 78 | |
| 79 | |
| 80 | NeanderArray::NeanderArray(v8::internal::Handle<v8::internal::Object> obj) |
| 81 | : obj_(obj) { } |
| 82 | |
| 83 | |
| 84 | v8::internal::Object* NeanderObject::get(int offset) { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 85 | DCHECK(value()->HasFastObjectElements()); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 86 | return v8::internal::FixedArray::cast(value()->elements())->get(offset); |
| 87 | } |
| 88 | |
| 89 | |
| 90 | void NeanderObject::set(int offset, v8::internal::Object* value) { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 91 | DCHECK(value_->HasFastObjectElements()); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 92 | v8::internal::FixedArray::cast(value_->elements())->set(offset, value); |
| 93 | } |
| 94 | |
| 95 | |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 96 | template <typename T> inline T ToCData(v8::internal::Object* obj) { |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 97 | STATIC_ASSERT(sizeof(T) == sizeof(v8::internal::Address)); |
| 98 | return reinterpret_cast<T>( |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 99 | reinterpret_cast<intptr_t>( |
| 100 | v8::internal::Foreign::cast(obj)->foreign_address())); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 101 | } |
| 102 | |
| 103 | |
| 104 | template <typename T> |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 105 | inline v8::internal::Handle<v8::internal::Object> FromCData( |
| 106 | v8::internal::Isolate* isolate, T obj) { |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 107 | STATIC_ASSERT(sizeof(T) == sizeof(v8::internal::Address)); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 108 | return isolate->factory()->NewForeign( |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 109 | reinterpret_cast<v8::internal::Address>(reinterpret_cast<intptr_t>(obj))); |
| 110 | } |
| 111 | |
| 112 | |
Steve Block | d0582a6 | 2009-12-15 09:54:21 +0000 | [diff] [blame] | 113 | class ApiFunction { |
| 114 | public: |
| 115 | explicit ApiFunction(v8::internal::Address addr) : addr_(addr) { } |
| 116 | v8::internal::Address address() { return addr_; } |
| 117 | private: |
| 118 | v8::internal::Address addr_; |
| 119 | }; |
| 120 | |
| 121 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 122 | |
| 123 | class RegisteredExtension { |
| 124 | public: |
| 125 | explicit RegisteredExtension(Extension* extension); |
| 126 | static void Register(RegisteredExtension* that); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 127 | static void UnregisterAll(); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 128 | Extension* extension() { return extension_; } |
| 129 | RegisteredExtension* next() { return next_; } |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 130 | static RegisteredExtension* first_extension() { return first_extension_; } |
| 131 | private: |
| 132 | Extension* extension_; |
| 133 | RegisteredExtension* next_; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 134 | static RegisteredExtension* first_extension_; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 135 | }; |
| 136 | |
| 137 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 138 | #define OPEN_HANDLE_LIST(V) \ |
| 139 | V(Template, TemplateInfo) \ |
| 140 | V(FunctionTemplate, FunctionTemplateInfo) \ |
| 141 | V(ObjectTemplate, ObjectTemplateInfo) \ |
| 142 | V(Signature, SignatureInfo) \ |
| 143 | V(AccessorSignature, FunctionTemplateInfo) \ |
| 144 | V(TypeSwitch, TypeSwitchInfo) \ |
| 145 | V(Data, Object) \ |
| 146 | V(RegExp, JSRegExp) \ |
| 147 | V(Object, JSObject) \ |
| 148 | V(Array, JSArray) \ |
| 149 | V(ArrayBuffer, JSArrayBuffer) \ |
| 150 | V(ArrayBufferView, JSArrayBufferView) \ |
| 151 | V(TypedArray, JSTypedArray) \ |
| 152 | V(Uint8Array, JSTypedArray) \ |
| 153 | V(Uint8ClampedArray, JSTypedArray) \ |
| 154 | V(Int8Array, JSTypedArray) \ |
| 155 | V(Uint16Array, JSTypedArray) \ |
| 156 | V(Int16Array, JSTypedArray) \ |
| 157 | V(Uint32Array, JSTypedArray) \ |
| 158 | V(Int32Array, JSTypedArray) \ |
| 159 | V(Float32Array, JSTypedArray) \ |
| 160 | V(Float64Array, JSTypedArray) \ |
| 161 | V(DataView, JSDataView) \ |
| 162 | V(Name, Name) \ |
| 163 | V(String, String) \ |
| 164 | V(Symbol, Symbol) \ |
| 165 | V(Script, JSFunction) \ |
| 166 | V(UnboundScript, SharedFunctionInfo) \ |
| 167 | V(Function, JSFunction) \ |
| 168 | V(Message, JSMessageObject) \ |
| 169 | V(Context, Context) \ |
| 170 | V(External, Object) \ |
| 171 | V(StackTrace, JSArray) \ |
| 172 | V(StackFrame, JSObject) \ |
| 173 | V(DeclaredAccessorDescriptor, DeclaredAccessorDescriptor) |
| 174 | |
| 175 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 176 | class Utils { |
| 177 | public: |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 178 | static inline bool ApiCheck(bool condition, |
| 179 | const char* location, |
| 180 | const char* message) { |
| 181 | if (!condition) Utils::ReportApiFailure(location, message); |
| 182 | return condition; |
| 183 | } |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 184 | |
| 185 | static Local<FunctionTemplate> ToFunctionTemplate(NeanderObject obj); |
| 186 | static Local<ObjectTemplate> ToObjectTemplate(NeanderObject obj); |
| 187 | |
| 188 | static inline Local<Context> ToLocal( |
| 189 | v8::internal::Handle<v8::internal::Context> obj); |
| 190 | static inline Local<Value> ToLocal( |
| 191 | v8::internal::Handle<v8::internal::Object> obj); |
| 192 | static inline Local<Function> ToLocal( |
| 193 | v8::internal::Handle<v8::internal::JSFunction> obj); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 194 | static inline Local<Name> ToLocal( |
| 195 | v8::internal::Handle<v8::internal::Name> obj); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 196 | static inline Local<String> ToLocal( |
| 197 | v8::internal::Handle<v8::internal::String> obj); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 198 | static inline Local<Symbol> ToLocal( |
| 199 | v8::internal::Handle<v8::internal::Symbol> obj); |
Ben Murdoch | f87a203 | 2010-10-22 12:50:53 +0100 | [diff] [blame] | 200 | static inline Local<RegExp> ToLocal( |
| 201 | v8::internal::Handle<v8::internal::JSRegExp> obj); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 202 | static inline Local<Object> ToLocal( |
| 203 | v8::internal::Handle<v8::internal::JSObject> obj); |
| 204 | static inline Local<Array> ToLocal( |
| 205 | v8::internal::Handle<v8::internal::JSArray> obj); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 206 | static inline Local<ArrayBuffer> ToLocal( |
| 207 | v8::internal::Handle<v8::internal::JSArrayBuffer> obj); |
| 208 | static inline Local<ArrayBufferView> ToLocal( |
| 209 | v8::internal::Handle<v8::internal::JSArrayBufferView> obj); |
| 210 | static inline Local<DataView> ToLocal( |
| 211 | v8::internal::Handle<v8::internal::JSDataView> obj); |
| 212 | |
| 213 | static inline Local<TypedArray> ToLocal( |
| 214 | v8::internal::Handle<v8::internal::JSTypedArray> obj); |
| 215 | static inline Local<Uint8Array> ToLocalUint8Array( |
| 216 | v8::internal::Handle<v8::internal::JSTypedArray> obj); |
| 217 | static inline Local<Uint8ClampedArray> ToLocalUint8ClampedArray( |
| 218 | v8::internal::Handle<v8::internal::JSTypedArray> obj); |
| 219 | static inline Local<Int8Array> ToLocalInt8Array( |
| 220 | v8::internal::Handle<v8::internal::JSTypedArray> obj); |
| 221 | static inline Local<Uint16Array> ToLocalUint16Array( |
| 222 | v8::internal::Handle<v8::internal::JSTypedArray> obj); |
| 223 | static inline Local<Int16Array> ToLocalInt16Array( |
| 224 | v8::internal::Handle<v8::internal::JSTypedArray> obj); |
| 225 | static inline Local<Uint32Array> ToLocalUint32Array( |
| 226 | v8::internal::Handle<v8::internal::JSTypedArray> obj); |
| 227 | static inline Local<Int32Array> ToLocalInt32Array( |
| 228 | v8::internal::Handle<v8::internal::JSTypedArray> obj); |
| 229 | static inline Local<Float32Array> ToLocalFloat32Array( |
| 230 | v8::internal::Handle<v8::internal::JSTypedArray> obj); |
| 231 | static inline Local<Float64Array> ToLocalFloat64Array( |
| 232 | v8::internal::Handle<v8::internal::JSTypedArray> obj); |
| 233 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 234 | static inline Local<Message> MessageToLocal( |
| 235 | v8::internal::Handle<v8::internal::Object> obj); |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame^] | 236 | static inline Local<Promise> PromiseToLocal( |
| 237 | v8::internal::Handle<v8::internal::JSObject> obj); |
Kristian Monsen | 25f6136 | 2010-05-21 11:50:48 +0100 | [diff] [blame] | 238 | static inline Local<StackTrace> StackTraceToLocal( |
| 239 | v8::internal::Handle<v8::internal::JSArray> obj); |
| 240 | static inline Local<StackFrame> StackFrameToLocal( |
| 241 | v8::internal::Handle<v8::internal::JSObject> obj); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 242 | static inline Local<Number> NumberToLocal( |
| 243 | v8::internal::Handle<v8::internal::Object> obj); |
| 244 | static inline Local<Integer> IntegerToLocal( |
| 245 | v8::internal::Handle<v8::internal::Object> obj); |
| 246 | static inline Local<Uint32> Uint32ToLocal( |
| 247 | v8::internal::Handle<v8::internal::Object> obj); |
| 248 | static inline Local<FunctionTemplate> ToLocal( |
| 249 | v8::internal::Handle<v8::internal::FunctionTemplateInfo> obj); |
| 250 | static inline Local<ObjectTemplate> ToLocal( |
| 251 | v8::internal::Handle<v8::internal::ObjectTemplateInfo> obj); |
| 252 | static inline Local<Signature> ToLocal( |
| 253 | v8::internal::Handle<v8::internal::SignatureInfo> obj); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 254 | static inline Local<AccessorSignature> AccessorSignatureToLocal( |
| 255 | v8::internal::Handle<v8::internal::FunctionTemplateInfo> obj); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 256 | static inline Local<TypeSwitch> ToLocal( |
| 257 | v8::internal::Handle<v8::internal::TypeSwitchInfo> obj); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 258 | static inline Local<External> ExternalToLocal( |
| 259 | v8::internal::Handle<v8::internal::JSObject> obj); |
| 260 | static inline Local<DeclaredAccessorDescriptor> ToLocal( |
| 261 | v8::internal::Handle<v8::internal::DeclaredAccessorDescriptor> obj); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 262 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 263 | #define DECLARE_OPEN_HANDLE(From, To) \ |
| 264 | static inline v8::internal::Handle<v8::internal::To> \ |
| 265 | OpenHandle(const From* that, bool allow_empty_handle = false); |
| 266 | |
| 267 | OPEN_HANDLE_LIST(DECLARE_OPEN_HANDLE) |
| 268 | |
| 269 | #undef DECLARE_OPEN_HANDLE |
| 270 | |
| 271 | template<class From, class To> |
| 272 | static inline Local<To> Convert(v8::internal::Handle<From> obj) { |
| 273 | DCHECK(obj.is_null() || !obj->IsTheHole()); |
| 274 | return Local<To>(reinterpret_cast<To*>(obj.location())); |
| 275 | } |
| 276 | |
| 277 | template <class T> |
| 278 | static inline v8::internal::Handle<v8::internal::Object> OpenPersistent( |
| 279 | const v8::Persistent<T>& persistent) { |
| 280 | return v8::internal::Handle<v8::internal::Object>( |
| 281 | reinterpret_cast<v8::internal::Object**>(persistent.val_)); |
| 282 | } |
| 283 | |
| 284 | template <class T> |
| 285 | static inline v8::internal::Handle<v8::internal::Object> OpenPersistent( |
| 286 | v8::Persistent<T>* persistent) { |
| 287 | return OpenPersistent(*persistent); |
| 288 | } |
| 289 | |
| 290 | template <class From, class To> |
| 291 | static inline v8::internal::Handle<To> OpenHandle(v8::Local<From> handle) { |
| 292 | return OpenHandle(*handle); |
| 293 | } |
| 294 | |
| 295 | private: |
| 296 | static void ReportApiFailure(const char* location, const char* message); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 297 | }; |
| 298 | |
| 299 | |
| 300 | template <class T> |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 301 | v8::internal::Handle<T> v8::internal::Handle<T>::EscapeFrom( |
| 302 | v8::EscapableHandleScope* scope) { |
| 303 | v8::internal::Handle<T> handle; |
| 304 | if (!is_null()) { |
| 305 | handle = *this; |
| 306 | } |
| 307 | return Utils::OpenHandle(*scope->Escape(Utils::ToLocal(handle)), true); |
| 308 | } |
| 309 | |
| 310 | |
| 311 | template <class T> |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 312 | inline T* ToApi(v8::internal::Handle<v8::internal::Object> obj) { |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 313 | return reinterpret_cast<T*>(obj.location()); |
| 314 | } |
| 315 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 316 | template <class T> |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 317 | inline v8::Local<T> ToApiHandle( |
| 318 | v8::internal::Handle<v8::internal::Object> obj) { |
| 319 | return Utils::Convert<v8::internal::Object, T>(obj); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 320 | } |
| 321 | |
| 322 | |
| 323 | // Implementations of ToLocal |
| 324 | |
| 325 | #define MAKE_TO_LOCAL(Name, From, To) \ |
| 326 | Local<v8::To> Utils::Name(v8::internal::Handle<v8::internal::From> obj) { \ |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 327 | return Convert<v8::internal::From, v8::To>(obj); \ |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 328 | } |
| 329 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 330 | |
| 331 | #define MAKE_TO_LOCAL_TYPED_ARRAY(Type, typeName, TYPE, ctype, size) \ |
| 332 | Local<v8::Type##Array> Utils::ToLocal##Type##Array( \ |
| 333 | v8::internal::Handle<v8::internal::JSTypedArray> obj) { \ |
| 334 | DCHECK(obj->type() == kExternal##Type##Array); \ |
| 335 | return Convert<v8::internal::JSTypedArray, v8::Type##Array>(obj); \ |
| 336 | } |
| 337 | |
| 338 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 339 | MAKE_TO_LOCAL(ToLocal, Context, Context) |
| 340 | MAKE_TO_LOCAL(ToLocal, Object, Value) |
| 341 | MAKE_TO_LOCAL(ToLocal, JSFunction, Function) |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 342 | MAKE_TO_LOCAL(ToLocal, Name, Name) |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 343 | MAKE_TO_LOCAL(ToLocal, String, String) |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 344 | MAKE_TO_LOCAL(ToLocal, Symbol, Symbol) |
Ben Murdoch | f87a203 | 2010-10-22 12:50:53 +0100 | [diff] [blame] | 345 | MAKE_TO_LOCAL(ToLocal, JSRegExp, RegExp) |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 346 | MAKE_TO_LOCAL(ToLocal, JSObject, Object) |
| 347 | MAKE_TO_LOCAL(ToLocal, JSArray, Array) |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 348 | MAKE_TO_LOCAL(ToLocal, JSArrayBuffer, ArrayBuffer) |
| 349 | MAKE_TO_LOCAL(ToLocal, JSArrayBufferView, ArrayBufferView) |
| 350 | MAKE_TO_LOCAL(ToLocal, JSDataView, DataView) |
| 351 | MAKE_TO_LOCAL(ToLocal, JSTypedArray, TypedArray) |
| 352 | |
| 353 | TYPED_ARRAYS(MAKE_TO_LOCAL_TYPED_ARRAY) |
| 354 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 355 | MAKE_TO_LOCAL(ToLocal, FunctionTemplateInfo, FunctionTemplate) |
| 356 | MAKE_TO_LOCAL(ToLocal, ObjectTemplateInfo, ObjectTemplate) |
| 357 | MAKE_TO_LOCAL(ToLocal, SignatureInfo, Signature) |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 358 | MAKE_TO_LOCAL(AccessorSignatureToLocal, FunctionTemplateInfo, AccessorSignature) |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 359 | MAKE_TO_LOCAL(ToLocal, TypeSwitchInfo, TypeSwitch) |
| 360 | MAKE_TO_LOCAL(MessageToLocal, Object, Message) |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame^] | 361 | MAKE_TO_LOCAL(PromiseToLocal, JSObject, Promise) |
Kristian Monsen | 25f6136 | 2010-05-21 11:50:48 +0100 | [diff] [blame] | 362 | MAKE_TO_LOCAL(StackTraceToLocal, JSArray, StackTrace) |
| 363 | MAKE_TO_LOCAL(StackFrameToLocal, JSObject, StackFrame) |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 364 | MAKE_TO_LOCAL(NumberToLocal, Object, Number) |
| 365 | MAKE_TO_LOCAL(IntegerToLocal, Object, Integer) |
| 366 | MAKE_TO_LOCAL(Uint32ToLocal, Object, Uint32) |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 367 | MAKE_TO_LOCAL(ExternalToLocal, JSObject, External) |
| 368 | MAKE_TO_LOCAL(ToLocal, DeclaredAccessorDescriptor, DeclaredAccessorDescriptor) |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 369 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 370 | #undef MAKE_TO_LOCAL_TYPED_ARRAY |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 371 | #undef MAKE_TO_LOCAL |
| 372 | |
| 373 | |
| 374 | // Implementations of OpenHandle |
| 375 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 376 | #define MAKE_OPEN_HANDLE(From, To) \ |
| 377 | v8::internal::Handle<v8::internal::To> Utils::OpenHandle( \ |
| 378 | const v8::From* that, bool allow_empty_handle) { \ |
| 379 | EXTRA_CHECK(allow_empty_handle || that != NULL); \ |
| 380 | EXTRA_CHECK(that == NULL || \ |
| 381 | (*reinterpret_cast<v8::internal::Object* const*>(that))->Is##To()); \ |
| 382 | return v8::internal::Handle<v8::internal::To>( \ |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 383 | reinterpret_cast<v8::internal::To**>(const_cast<v8::From*>(that))); \ |
| 384 | } |
| 385 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 386 | OPEN_HANDLE_LIST(MAKE_OPEN_HANDLE) |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 387 | |
| 388 | #undef MAKE_OPEN_HANDLE |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 389 | #undef OPEN_HANDLE_LIST |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 390 | |
| 391 | |
| 392 | namespace internal { |
| 393 | |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 394 | // Tracks string usage to help make better decisions when |
| 395 | // externalizing strings. |
| 396 | // |
| 397 | // Implementation note: internally this class only tracks fresh |
| 398 | // strings and keeps a single use counter for them. |
| 399 | class StringTracker { |
| 400 | public: |
| 401 | // Records that the given string's characters were copied to some |
| 402 | // external buffer. If this happens often we should honor |
| 403 | // externalization requests for the string. |
| 404 | void RecordWrite(Handle<String> string) { |
| 405 | Address address = reinterpret_cast<Address>(*string); |
| 406 | Address top = isolate_->heap()->NewSpaceTop(); |
| 407 | if (IsFreshString(address, top)) { |
| 408 | IncrementUseCount(top); |
| 409 | } |
| 410 | } |
| 411 | |
| 412 | // Estimates freshness and use frequency of the given string based |
| 413 | // on how close it is to the new space top and the recorded usage |
| 414 | // history. |
| 415 | inline bool IsFreshUnusedString(Handle<String> string) { |
| 416 | Address address = reinterpret_cast<Address>(*string); |
| 417 | Address top = isolate_->heap()->NewSpaceTop(); |
| 418 | return IsFreshString(address, top) && IsUseCountLow(top); |
| 419 | } |
| 420 | |
| 421 | private: |
| 422 | StringTracker() : use_count_(0), last_top_(NULL), isolate_(NULL) { } |
| 423 | |
| 424 | static inline bool IsFreshString(Address string, Address top) { |
| 425 | return top - kFreshnessLimit <= string && string <= top; |
| 426 | } |
| 427 | |
| 428 | inline bool IsUseCountLow(Address top) { |
| 429 | if (last_top_ != top) return true; |
| 430 | return use_count_ < kUseLimit; |
| 431 | } |
| 432 | |
| 433 | inline void IncrementUseCount(Address top) { |
| 434 | if (last_top_ != top) { |
| 435 | use_count_ = 0; |
| 436 | last_top_ = top; |
| 437 | } |
| 438 | ++use_count_; |
| 439 | } |
| 440 | |
| 441 | // Single use counter shared by all fresh strings. |
| 442 | int use_count_; |
| 443 | |
| 444 | // Last new space top when the use count above was valid. |
| 445 | Address last_top_; |
| 446 | |
| 447 | Isolate* isolate_; |
| 448 | |
| 449 | // How close to the new space top a fresh string has to be. |
| 450 | static const int kFreshnessLimit = 1024; |
| 451 | |
| 452 | // The number of uses required to consider a string useful. |
| 453 | static const int kUseLimit = 32; |
| 454 | |
| 455 | friend class Isolate; |
| 456 | |
| 457 | DISALLOW_COPY_AND_ASSIGN(StringTracker); |
| 458 | }; |
| 459 | |
| 460 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 461 | class DeferredHandles { |
| 462 | public: |
| 463 | ~DeferredHandles(); |
| 464 | |
| 465 | private: |
| 466 | DeferredHandles(Object** first_block_limit, Isolate* isolate) |
| 467 | : next_(NULL), |
| 468 | previous_(NULL), |
| 469 | first_block_limit_(first_block_limit), |
| 470 | isolate_(isolate) { |
| 471 | isolate->LinkDeferredHandles(this); |
| 472 | } |
| 473 | |
| 474 | void Iterate(ObjectVisitor* v); |
| 475 | |
| 476 | List<Object**> blocks_; |
| 477 | DeferredHandles* next_; |
| 478 | DeferredHandles* previous_; |
| 479 | Object** first_block_limit_; |
| 480 | Isolate* isolate_; |
| 481 | |
| 482 | friend class HandleScopeImplementer; |
| 483 | friend class Isolate; |
| 484 | }; |
| 485 | |
| 486 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 487 | // This class is here in order to be able to declare it a friend of |
| 488 | // HandleScope. Moving these methods to be members of HandleScope would be |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 489 | // neat in some ways, but it would expose internal implementation details in |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 490 | // our public header file, which is undesirable. |
| 491 | // |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 492 | // An isolate has a single instance of this class to hold the current thread's |
| 493 | // data. In multithreaded V8 programs this data is copied in and out of storage |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 494 | // so that the currently executing thread always has its own copy of this |
| 495 | // data. |
Ben Murdoch | 257744e | 2011-11-30 15:57:28 +0000 | [diff] [blame] | 496 | class HandleScopeImplementer { |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 497 | public: |
Ben Murdoch | 257744e | 2011-11-30 15:57:28 +0000 | [diff] [blame] | 498 | explicit HandleScopeImplementer(Isolate* isolate) |
| 499 | : isolate_(isolate), |
| 500 | blocks_(0), |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 501 | entered_contexts_(0), |
| 502 | saved_contexts_(0), |
| 503 | spare_(NULL), |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 504 | call_depth_(0), |
| 505 | last_handle_before_deferred_block_(NULL) { } |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 506 | |
Ben Murdoch | 69a99ed | 2011-11-30 16:03:39 +0000 | [diff] [blame] | 507 | ~HandleScopeImplementer() { |
| 508 | DeleteArray(spare_); |
| 509 | } |
| 510 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 511 | // Threading support for handle data. |
| 512 | static int ArchiveSpacePerThread(); |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 513 | char* RestoreThread(char* from); |
| 514 | char* ArchiveThread(char* to); |
| 515 | void FreeThreadResources(); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 516 | |
| 517 | // Garbage collection support. |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 518 | void Iterate(v8::internal::ObjectVisitor* v); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 519 | static char* Iterate(v8::internal::ObjectVisitor* v, char* data); |
| 520 | |
| 521 | |
| 522 | inline internal::Object** GetSpareOrNewBlock(); |
John Reck | 5913587 | 2010-11-02 12:39:01 -0700 | [diff] [blame] | 523 | inline void DeleteExtensions(internal::Object** prev_limit); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 524 | |
| 525 | inline void IncrementCallDepth() {call_depth_++;} |
| 526 | inline void DecrementCallDepth() {call_depth_--;} |
| 527 | inline bool CallDepthIsZero() { return call_depth_ == 0; } |
| 528 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 529 | inline void EnterContext(Handle<Context> context); |
| 530 | inline void LeaveContext(); |
| 531 | inline bool LastEnteredContextWas(Handle<Context> context); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 532 | |
| 533 | // Returns the last entered context or an empty handle if no |
| 534 | // contexts have been entered. |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 535 | inline Handle<Context> LastEnteredContext(); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 536 | |
| 537 | inline void SaveContext(Context* context); |
| 538 | inline Context* RestoreContext(); |
| 539 | inline bool HasSavedContexts(); |
| 540 | |
| 541 | inline List<internal::Object**>* blocks() { return &blocks_; } |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 542 | Isolate* isolate() const { return isolate_; } |
| 543 | |
| 544 | void ReturnBlock(Object** block) { |
| 545 | DCHECK(block != NULL); |
| 546 | if (spare_ != NULL) DeleteArray(spare_); |
| 547 | spare_ = block; |
| 548 | } |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 549 | |
| 550 | private: |
| 551 | void ResetAfterArchive() { |
| 552 | blocks_.Initialize(0); |
| 553 | entered_contexts_.Initialize(0); |
| 554 | saved_contexts_.Initialize(0); |
| 555 | spare_ = NULL; |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 556 | last_handle_before_deferred_block_ = NULL; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 557 | call_depth_ = 0; |
| 558 | } |
| 559 | |
| 560 | void Free() { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 561 | DCHECK(blocks_.length() == 0); |
| 562 | DCHECK(entered_contexts_.length() == 0); |
| 563 | DCHECK(saved_contexts_.length() == 0); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 564 | blocks_.Free(); |
| 565 | entered_contexts_.Free(); |
| 566 | saved_contexts_.Free(); |
| 567 | if (spare_ != NULL) { |
| 568 | DeleteArray(spare_); |
| 569 | spare_ = NULL; |
| 570 | } |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 571 | DCHECK(call_depth_ == 0); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 572 | } |
| 573 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 574 | void BeginDeferredScope(); |
| 575 | DeferredHandles* Detach(Object** prev_limit); |
| 576 | |
Ben Murdoch | 257744e | 2011-11-30 15:57:28 +0000 | [diff] [blame] | 577 | Isolate* isolate_; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 578 | List<internal::Object**> blocks_; |
| 579 | // Used as a stack to keep track of entered contexts. |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 580 | List<Context*> entered_contexts_; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 581 | // Used as a stack to keep track of saved contexts. |
| 582 | List<Context*> saved_contexts_; |
| 583 | Object** spare_; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 584 | int call_depth_; |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 585 | Object** last_handle_before_deferred_block_; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 586 | // This is only used for threading support. |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 587 | HandleScopeData handle_scope_data_; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 588 | |
| 589 | void IterateThis(ObjectVisitor* v); |
| 590 | char* RestoreThreadHelper(char* from); |
| 591 | char* ArchiveThreadHelper(char* to); |
| 592 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 593 | friend class DeferredHandles; |
| 594 | friend class DeferredHandleScope; |
| 595 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 596 | DISALLOW_COPY_AND_ASSIGN(HandleScopeImplementer); |
| 597 | }; |
| 598 | |
| 599 | |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 600 | const int kHandleBlockSize = v8::internal::KB - 2; // fit in one page |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 601 | |
| 602 | |
| 603 | void HandleScopeImplementer::SaveContext(Context* context) { |
| 604 | saved_contexts_.Add(context); |
| 605 | } |
| 606 | |
| 607 | |
| 608 | Context* HandleScopeImplementer::RestoreContext() { |
| 609 | return saved_contexts_.RemoveLast(); |
| 610 | } |
| 611 | |
| 612 | |
| 613 | bool HandleScopeImplementer::HasSavedContexts() { |
| 614 | return !saved_contexts_.is_empty(); |
| 615 | } |
| 616 | |
| 617 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 618 | void HandleScopeImplementer::EnterContext(Handle<Context> context) { |
| 619 | entered_contexts_.Add(*context); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 620 | } |
| 621 | |
| 622 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 623 | void HandleScopeImplementer::LeaveContext() { |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 624 | entered_contexts_.RemoveLast(); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 625 | } |
| 626 | |
| 627 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 628 | bool HandleScopeImplementer::LastEnteredContextWas(Handle<Context> context) { |
| 629 | return !entered_contexts_.is_empty() && entered_contexts_.last() == *context; |
| 630 | } |
| 631 | |
| 632 | |
| 633 | Handle<Context> HandleScopeImplementer::LastEnteredContext() { |
| 634 | if (entered_contexts_.is_empty()) return Handle<Context>::null(); |
| 635 | return Handle<Context>(entered_contexts_.last()); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 636 | } |
| 637 | |
| 638 | |
| 639 | // If there's a spare block, use it for growing the current scope. |
| 640 | internal::Object** HandleScopeImplementer::GetSpareOrNewBlock() { |
| 641 | internal::Object** block = (spare_ != NULL) ? |
| 642 | spare_ : |
| 643 | NewArray<internal::Object*>(kHandleBlockSize); |
| 644 | spare_ = NULL; |
| 645 | return block; |
| 646 | } |
| 647 | |
| 648 | |
John Reck | 5913587 | 2010-11-02 12:39:01 -0700 | [diff] [blame] | 649 | void HandleScopeImplementer::DeleteExtensions(internal::Object** prev_limit) { |
| 650 | while (!blocks_.is_empty()) { |
| 651 | internal::Object** block_start = blocks_.last(); |
| 652 | internal::Object** block_limit = block_start + kHandleBlockSize; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 653 | #ifdef DEBUG |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 654 | // SealHandleScope may make the prev_limit to point inside the block. |
| 655 | if (block_start <= prev_limit && prev_limit <= block_limit) { |
| 656 | #ifdef ENABLE_HANDLE_ZAPPING |
| 657 | internal::HandleScope::ZapRange(prev_limit, block_limit); |
| 658 | #endif |
| 659 | break; |
| 660 | } |
John Reck | 5913587 | 2010-11-02 12:39:01 -0700 | [diff] [blame] | 661 | #else |
| 662 | if (prev_limit == block_limit) break; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 663 | #endif |
John Reck | 5913587 | 2010-11-02 12:39:01 -0700 | [diff] [blame] | 664 | |
| 665 | blocks_.RemoveLast(); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 666 | #ifdef ENABLE_HANDLE_ZAPPING |
| 667 | internal::HandleScope::ZapRange(block_start, block_limit); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 668 | #endif |
John Reck | 5913587 | 2010-11-02 12:39:01 -0700 | [diff] [blame] | 669 | if (spare_ != NULL) { |
| 670 | DeleteArray(spare_); |
| 671 | } |
| 672 | spare_ = block_start; |
| 673 | } |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 674 | DCHECK((blocks_.is_empty() && prev_limit == NULL) || |
John Reck | 5913587 | 2010-11-02 12:39:01 -0700 | [diff] [blame] | 675 | (!blocks_.is_empty() && prev_limit != NULL)); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 676 | } |
| 677 | |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 678 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 679 | // Interceptor functions called from generated inline caches to notify |
| 680 | // CPU profiler that external callbacks are invoked. |
| 681 | void InvokeAccessorGetterCallback( |
| 682 | v8::Local<v8::Name> property, |
| 683 | const v8::PropertyCallbackInfo<v8::Value>& info, |
| 684 | v8::AccessorNameGetterCallback getter); |
| 685 | |
| 686 | void InvokeFunctionCallback(const v8::FunctionCallbackInfo<v8::Value>& info, |
| 687 | v8::FunctionCallback callback); |
| 688 | |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 689 | class Testing { |
| 690 | public: |
| 691 | static v8::Testing::StressType stress_type() { return stress_type_; } |
| 692 | static void set_stress_type(v8::Testing::StressType stress_type) { |
| 693 | stress_type_ = stress_type; |
| 694 | } |
| 695 | |
| 696 | private: |
| 697 | static v8::Testing::StressType stress_type_; |
| 698 | }; |
| 699 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 700 | } } // namespace v8::internal |
| 701 | |
| 702 | #endif // V8_API_H_ |