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Issue 7709026: Heap profiler: for objects of class "Object", try to lookup name (Closed) Base URL: https://v8.googlecode.com/svn/branches/bleeding_edge
Patch Set: Created 9 years, 4 months ago
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1 // Copyright 2010 the V8 project authors. All rights reserved. 1 // Copyright 2010 the V8 project authors. All rights reserved.
2 // Redistribution and use in source and binary forms, with or without 2 // Redistribution and use in source and binary forms, with or without
3 // modification, are permitted provided that the following conditions are 3 // modification, are permitted provided that the following conditions are
4 // met: 4 // met:
5 // 5 //
6 // * Redistributions of source code must retain the above copyright 6 // * Redistributions of source code must retain the above copyright
7 // notice, this list of conditions and the following disclaimer. 7 // notice, this list of conditions and the following disclaimer.
8 // * Redistributions in binary form must reproduce the above 8 // * Redistributions in binary form must reproduce the above
9 // copyright notice, this list of conditions and the following 9 // copyright notice, this list of conditions and the following
10 // disclaimer in the documentation and/or other materials provided 10 // disclaimer in the documentation and/or other materials provided
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914 V8HeapExplorer(HeapSnapshot* snapshot, 914 V8HeapExplorer(HeapSnapshot* snapshot,
915 SnapshottingProgressReportingInterface* progress); 915 SnapshottingProgressReportingInterface* progress);
916 virtual ~V8HeapExplorer(); 916 virtual ~V8HeapExplorer();
917 virtual HeapEntry* AllocateEntry( 917 virtual HeapEntry* AllocateEntry(
918 HeapThing ptr, int children_count, int retainers_count); 918 HeapThing ptr, int children_count, int retainers_count);
919 void AddRootEntries(SnapshotFillerInterface* filler); 919 void AddRootEntries(SnapshotFillerInterface* filler);
920 int EstimateObjectsCount(); 920 int EstimateObjectsCount();
921 bool IterateAndExtractReferences(SnapshotFillerInterface* filler); 921 bool IterateAndExtractReferences(SnapshotFillerInterface* filler);
922 void TagGlobalObjects(); 922 void TagGlobalObjects();
923 923
924 static String* GetConstructorName(JSObject* object);
925
924 static HeapObject* const kInternalRootObject; 926 static HeapObject* const kInternalRootObject;
925 927
926 private: 928 private:
927 HeapEntry* AddEntry( 929 HeapEntry* AddEntry(
928 HeapObject* object, int children_count, int retainers_count); 930 HeapObject* object, int children_count, int retainers_count);
929 HeapEntry* AddEntry(HeapObject* object, 931 HeapEntry* AddEntry(HeapObject* object,
930 HeapEntry::Type type, 932 HeapEntry::Type type,
931 const char* name, 933 const char* name,
932 int children_count, 934 int children_count,
933 int retainers_count); 935 int retainers_count);
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1112 int next_node_id_; 1114 int next_node_id_;
1113 int next_string_id_; 1115 int next_string_id_;
1114 OutputStreamWriter* writer_; 1116 OutputStreamWriter* writer_;
1115 1117
1116 friend class HeapSnapshotJSONSerializerEnumerator; 1118 friend class HeapSnapshotJSONSerializerEnumerator;
1117 friend class HeapSnapshotJSONSerializerIterator; 1119 friend class HeapSnapshotJSONSerializerIterator;
1118 1120
1119 DISALLOW_COPY_AND_ASSIGN(HeapSnapshotJSONSerializer); 1121 DISALLOW_COPY_AND_ASSIGN(HeapSnapshotJSONSerializer);
1120 }; 1122 };
1121 1123
1122
1123 String* GetConstructorNameForHeapProfile(JSObject* object);
1124
1125 } } // namespace v8::internal 1124 } } // namespace v8::internal
1126 1125
1127 #endif // V8_PROFILE_GENERATOR_H_ 1126 #endif // V8_PROFILE_GENERATOR_H_
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