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1 // Copyright 2012 the V8 project authors. All rights reserved. | 1 // Copyright 2012 the V8 project authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #ifndef V8_LIVEEDIT_H_ | 5 #ifndef V8_LIVEEDIT_H_ |
6 #define V8_LIVEEDIT_H_ | 6 #define V8_LIVEEDIT_H_ |
7 | 7 |
8 | 8 |
9 | 9 |
10 // Live Edit feature implementation. | 10 // Live Edit feature implementation. |
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275 // from JavaScript. It contains Code object, which is kept wrapped | 275 // from JavaScript. It contains Code object, which is kept wrapped |
276 // into a BlindReference for sanitizing reasons. | 276 // into a BlindReference for sanitizing reasons. |
277 class FunctionInfoWrapper : public JSArrayBasedStruct<FunctionInfoWrapper> { | 277 class FunctionInfoWrapper : public JSArrayBasedStruct<FunctionInfoWrapper> { |
278 public: | 278 public: |
279 explicit FunctionInfoWrapper(Handle<JSArray> array) | 279 explicit FunctionInfoWrapper(Handle<JSArray> array) |
280 : JSArrayBasedStruct<FunctionInfoWrapper>(array) { | 280 : JSArrayBasedStruct<FunctionInfoWrapper>(array) { |
281 } | 281 } |
282 | 282 |
283 void SetInitialProperties(Handle<String> name, int start_position, | 283 void SetInitialProperties(Handle<String> name, int start_position, |
284 int end_position, int param_num, int literal_count, | 284 int end_position, int param_num, int literal_count, |
285 int slot_count, int ic_slot_count, | |
286 int parent_index); | 285 int parent_index); |
287 | 286 |
288 void SetFunctionCode(Handle<Code> function_code, | 287 void SetFunctionCode(Handle<Code> function_code, |
289 Handle<HeapObject> code_scope_info); | 288 Handle<HeapObject> code_scope_info); |
290 | 289 |
291 void SetFunctionScopeInfo(Handle<Object> scope_info_array) { | 290 void SetFunctionScopeInfo(Handle<Object> scope_info_array) { |
292 this->SetField(kFunctionScopeInfoOffset_, scope_info_array); | 291 this->SetField(kFunctionScopeInfoOffset_, scope_info_array); |
293 } | 292 } |
294 | 293 |
295 void SetSharedFunctionInfo(Handle<SharedFunctionInfo> info); | 294 void SetSharedFunctionInfo(Handle<SharedFunctionInfo> info); |
296 | 295 |
297 int GetLiteralCount() { | 296 int GetLiteralCount() { |
298 return this->GetSmiValueField(kLiteralNumOffset_); | 297 return this->GetSmiValueField(kLiteralNumOffset_); |
299 } | 298 } |
300 | 299 |
301 int GetParentIndex() { | 300 int GetParentIndex() { |
302 return this->GetSmiValueField(kParentIndexOffset_); | 301 return this->GetSmiValueField(kParentIndexOffset_); |
303 } | 302 } |
304 | 303 |
305 Handle<Code> GetFunctionCode(); | 304 Handle<Code> GetFunctionCode(); |
306 | 305 |
307 Handle<TypeFeedbackVector> GetFeedbackVector(); | 306 MaybeHandle<TypeFeedbackVector> GetFeedbackVector(); |
308 | 307 |
309 Handle<Object> GetCodeScopeInfo(); | 308 Handle<Object> GetCodeScopeInfo(); |
310 | 309 |
311 int GetStartPosition() { | 310 int GetStartPosition() { |
312 return this->GetSmiValueField(kStartPositionOffset_); | 311 return this->GetSmiValueField(kStartPositionOffset_); |
313 } | 312 } |
314 | 313 |
315 int GetEndPosition() { return this->GetSmiValueField(kEndPositionOffset_); } | 314 int GetEndPosition() { return this->GetSmiValueField(kEndPositionOffset_); } |
316 | 315 |
317 int GetSlotCount() { | |
318 return this->GetSmiValueField(kSlotNumOffset_); | |
319 } | |
320 | |
321 int GetICSlotCount() { return this->GetSmiValueField(kICSlotNumOffset_); } | |
322 | |
323 private: | 316 private: |
324 static const int kFunctionNameOffset_ = 0; | 317 static const int kFunctionNameOffset_ = 0; |
325 static const int kStartPositionOffset_ = 1; | 318 static const int kStartPositionOffset_ = 1; |
326 static const int kEndPositionOffset_ = 2; | 319 static const int kEndPositionOffset_ = 2; |
327 static const int kParamNumOffset_ = 3; | 320 static const int kParamNumOffset_ = 3; |
328 static const int kCodeOffset_ = 4; | 321 static const int kCodeOffset_ = 4; |
329 static const int kCodeScopeInfoOffset_ = 5; | 322 static const int kCodeScopeInfoOffset_ = 5; |
330 static const int kFunctionScopeInfoOffset_ = 6; | 323 static const int kFunctionScopeInfoOffset_ = 6; |
331 static const int kParentIndexOffset_ = 7; | 324 static const int kParentIndexOffset_ = 7; |
332 static const int kSharedFunctionInfoOffset_ = 8; | 325 static const int kSharedFunctionInfoOffset_ = 8; |
333 static const int kLiteralNumOffset_ = 9; | 326 static const int kLiteralNumOffset_ = 9; |
334 static const int kSlotNumOffset_ = 10; | 327 static const int kSize_ = 10; |
335 static const int kICSlotNumOffset_ = 11; | |
336 static const int kSize_ = 12; | |
337 | 328 |
338 friend class JSArrayBasedStruct<FunctionInfoWrapper>; | 329 friend class JSArrayBasedStruct<FunctionInfoWrapper>; |
339 }; | 330 }; |
340 | 331 |
341 | 332 |
342 // Wraps SharedFunctionInfo along with some of its fields for passing it | 333 // Wraps SharedFunctionInfo along with some of its fields for passing it |
343 // back to JavaScript. SharedFunctionInfo object itself is additionally | 334 // back to JavaScript. SharedFunctionInfo object itself is additionally |
344 // wrapped into BlindReference for sanitizing reasons. | 335 // wrapped into BlindReference for sanitizing reasons. |
345 class SharedInfoWrapper : public JSArrayBasedStruct<SharedInfoWrapper> { | 336 class SharedInfoWrapper : public JSArrayBasedStruct<SharedInfoWrapper> { |
346 public: | 337 public: |
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371 static const int kEndPositionOffset_ = 2; | 362 static const int kEndPositionOffset_ = 2; |
372 static const int kSharedInfoOffset_ = 3; | 363 static const int kSharedInfoOffset_ = 3; |
373 static const int kSize_ = 4; | 364 static const int kSize_ = 4; |
374 | 365 |
375 friend class JSArrayBasedStruct<SharedInfoWrapper>; | 366 friend class JSArrayBasedStruct<SharedInfoWrapper>; |
376 }; | 367 }; |
377 | 368 |
378 } } // namespace v8::internal | 369 } } // namespace v8::internal |
379 | 370 |
380 #endif /* V*_LIVEEDIT_H_ */ | 371 #endif /* V*_LIVEEDIT_H_ */ |
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