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Issue 1123353008: Revert of Use function wrapper argument to expose internal arrays to native scripts. (Closed) Base URL: https://chromium.googlesource.com/v8/v8.git@master
Patch Set: Created 5 years, 7 months ago
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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_CONTEXTS_H_ 5 #ifndef V8_CONTEXTS_H_
6 #define V8_CONTEXTS_H_ 6 #define V8_CONTEXTS_H_
7 7
8 #include "src/heap/heap.h" 8 #include "src/heap/heap.h"
9 #include "src/objects.h" 9 #include "src/objects.h"
10 10
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178 V(NATIVE_OBJECT_NOTIFIER_PERFORM_CHANGE, JSFunction, \ 178 V(NATIVE_OBJECT_NOTIFIER_PERFORM_CHANGE, JSFunction, \
179 native_object_notifier_perform_change) \ 179 native_object_notifier_perform_change) \
180 V(SLOPPY_GENERATOR_FUNCTION_MAP_INDEX, Map, sloppy_generator_function_map) \ 180 V(SLOPPY_GENERATOR_FUNCTION_MAP_INDEX, Map, sloppy_generator_function_map) \
181 V(STRICT_GENERATOR_FUNCTION_MAP_INDEX, Map, strict_generator_function_map) \ 181 V(STRICT_GENERATOR_FUNCTION_MAP_INDEX, Map, strict_generator_function_map) \
182 V(STRONG_GENERATOR_FUNCTION_MAP_INDEX, Map, strong_generator_function_map) \ 182 V(STRONG_GENERATOR_FUNCTION_MAP_INDEX, Map, strong_generator_function_map) \
183 V(GENERATOR_OBJECT_PROTOTYPE_MAP_INDEX, Map, generator_object_prototype_map) \ 183 V(GENERATOR_OBJECT_PROTOTYPE_MAP_INDEX, Map, generator_object_prototype_map) \
184 V(ITERATOR_RESULT_MAP_INDEX, Map, iterator_result_map) \ 184 V(ITERATOR_RESULT_MAP_INDEX, Map, iterator_result_map) \
185 V(MAP_ITERATOR_MAP_INDEX, Map, map_iterator_map) \ 185 V(MAP_ITERATOR_MAP_INDEX, Map, map_iterator_map) \
186 V(SET_ITERATOR_MAP_INDEX, Map, set_iterator_map) \ 186 V(SET_ITERATOR_MAP_INDEX, Map, set_iterator_map) \
187 V(ARRAY_VALUES_ITERATOR_INDEX, JSFunction, array_values_iterator) \ 187 V(ARRAY_VALUES_ITERATOR_INDEX, JSFunction, array_values_iterator) \
188 V(SCRIPT_CONTEXT_TABLE_INDEX, ScriptContextTable, script_context_table) \ 188 V(SCRIPT_CONTEXT_TABLE_INDEX, ScriptContextTable, script_context_table)
189 V(BUILTIN_EXPORTS_OBJECT_INDEX, Object, builtin_exports_object)
190 189
191 190
192 // A table of all script contexts. Every loaded top-level script with top-level 191 // A table of all script contexts. Every loaded top-level script with top-level
193 // lexical declarations contributes its ScriptContext into this table. 192 // lexical declarations contributes its ScriptContext into this table.
194 // 193 //
195 // The table is a fixed array, its first slot is the current used count and 194 // The table is a fixed array, its first slot is the current used count and
196 // the subsequent slots 1..used contain ScriptContexts. 195 // the subsequent slots 1..used contain ScriptContexts.
197 class ScriptContextTable : public FixedArray { 196 class ScriptContextTable : public FixedArray {
198 public: 197 public:
199 // Conversions. 198 // Conversions.
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416 STRICT_GENERATOR_FUNCTION_MAP_INDEX, 415 STRICT_GENERATOR_FUNCTION_MAP_INDEX,
417 STRONG_GENERATOR_FUNCTION_MAP_INDEX, 416 STRONG_GENERATOR_FUNCTION_MAP_INDEX,
418 GENERATOR_OBJECT_PROTOTYPE_MAP_INDEX, 417 GENERATOR_OBJECT_PROTOTYPE_MAP_INDEX,
419 ITERATOR_RESULT_MAP_INDEX, 418 ITERATOR_RESULT_MAP_INDEX,
420 MAP_ITERATOR_MAP_INDEX, 419 MAP_ITERATOR_MAP_INDEX,
421 SET_ITERATOR_MAP_INDEX, 420 SET_ITERATOR_MAP_INDEX,
422 ARRAY_VALUES_ITERATOR_INDEX, 421 ARRAY_VALUES_ITERATOR_INDEX,
423 SCRIPT_CONTEXT_TABLE_INDEX, 422 SCRIPT_CONTEXT_TABLE_INDEX,
424 MAP_CACHE_INDEX, 423 MAP_CACHE_INDEX,
425 TO_LENGTH_FUN_INDEX, 424 TO_LENGTH_FUN_INDEX,
426 BUILTIN_EXPORTS_OBJECT_INDEX,
427 425
428 // Properties from here are treated as weak references by the full GC. 426 // Properties from here are treated as weak references by the full GC.
429 // Scavenge treats them as strong references. 427 // Scavenge treats them as strong references.
430 OPTIMIZED_FUNCTIONS_LIST, // Weak. 428 OPTIMIZED_FUNCTIONS_LIST, // Weak.
431 OPTIMIZED_CODE_LIST, // Weak. 429 OPTIMIZED_CODE_LIST, // Weak.
432 DEOPTIMIZED_CODE_LIST, // Weak. 430 DEOPTIMIZED_CODE_LIST, // Weak.
433 NEXT_CONTEXT_LINK, // Weak. 431 NEXT_CONTEXT_LINK, // Weak.
434 432
435 // Total number of slots. 433 // Total number of slots.
436 NATIVE_CONTEXT_SLOTS, 434 NATIVE_CONTEXT_SLOTS,
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624 static bool IsBootstrappingOrGlobalObject(Isolate* isolate, Object* object); 622 static bool IsBootstrappingOrGlobalObject(Isolate* isolate, Object* object);
625 #endif 623 #endif
626 624
627 STATIC_ASSERT(kHeaderSize == Internals::kContextHeaderSize); 625 STATIC_ASSERT(kHeaderSize == Internals::kContextHeaderSize);
628 STATIC_ASSERT(EMBEDDER_DATA_INDEX == Internals::kContextEmbedderDataIndex); 626 STATIC_ASSERT(EMBEDDER_DATA_INDEX == Internals::kContextEmbedderDataIndex);
629 }; 627 };
630 628
631 } } // namespace v8::internal 629 } } // namespace v8::internal
632 630
633 #endif // V8_CONTEXTS_H_ 631 #endif // V8_CONTEXTS_H_
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