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Side by Side Diff: src/profile-generator.h

Issue 39973003: Merge bleeding_edge. (Closed) Base URL: https://v8.googlecode.com/svn/branches/experimental/parser
Patch Set: again Created 7 years, 2 months ago
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1 // Copyright 2011 the V8 project authors. All rights reserved. 1 // Copyright 2011 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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42 class StringsStorage { 42 class StringsStorage {
43 public: 43 public:
44 explicit StringsStorage(Heap* heap); 44 explicit StringsStorage(Heap* heap);
45 ~StringsStorage(); 45 ~StringsStorage();
46 46
47 const char* GetCopy(const char* src); 47 const char* GetCopy(const char* src);
48 const char* GetFormatted(const char* format, ...); 48 const char* GetFormatted(const char* format, ...);
49 const char* GetVFormatted(const char* format, va_list args); 49 const char* GetVFormatted(const char* format, va_list args);
50 const char* GetName(Name* name); 50 const char* GetName(Name* name);
51 const char* GetName(int index); 51 const char* GetName(int index);
52 inline const char* GetFunctionName(Name* name); 52 const char* GetFunctionName(Name* name);
53 inline const char* GetFunctionName(const char* name); 53 const char* GetFunctionName(const char* name);
54 size_t GetUsedMemorySize() const; 54 size_t GetUsedMemorySize() const;
55 55
56 private: 56 private:
57 static const int kMaxNameSize = 1024; 57 static const int kMaxNameSize = 1024;
58 58
59 INLINE(static bool StringsMatch(void* key1, void* key2)) { 59 static bool StringsMatch(void* key1, void* key2);
60 return strcmp(reinterpret_cast<char*>(key1), 60 const char* BeautifyFunctionName(const char* name);
61 reinterpret_cast<char*>(key2)) == 0; 61 const char* AddOrDisposeString(char* str, int len);
62 } 62 HashMap::Entry* GetEntry(const char* str, int len);
63 const char* AddOrDisposeString(char* str, uint32_t hash);
64 63
65 // Mapping of strings by String::Hash to const char* strings.
66 uint32_t hash_seed_; 64 uint32_t hash_seed_;
67 HashMap names_; 65 HashMap names_;
68 66
69 DISALLOW_COPY_AND_ASSIGN(StringsStorage); 67 DISALLOW_COPY_AND_ASSIGN(StringsStorage);
70 }; 68 };
71 69
72 70
73 class CodeEntry { 71 class CodeEntry {
74 public: 72 public:
75 // CodeEntry doesn't own name strings, just references them. 73 // CodeEntry doesn't own name strings, just references them.
76 INLINE(CodeEntry(Logger::LogEventsAndTags tag, 74 inline CodeEntry(Logger::LogEventsAndTags tag,
77 const char* name, 75 const char* name,
78 const char* name_prefix = CodeEntry::kEmptyNamePrefix, 76 const char* name_prefix = CodeEntry::kEmptyNamePrefix,
79 const char* resource_name = CodeEntry::kEmptyResourceName, 77 const char* resource_name = CodeEntry::kEmptyResourceName,
80 int line_number = v8::CpuProfileNode::kNoLineNumberInfo)); 78 int line_number = v8::CpuProfileNode::kNoLineNumberInfo,
79 int column_number = v8::CpuProfileNode::kNoColumnNumberInfo);
81 ~CodeEntry(); 80 ~CodeEntry();
82 81
83 INLINE(bool is_js_function() const) { return is_js_function_tag(tag_); } 82 bool is_js_function() const { return is_js_function_tag(tag_); }
84 INLINE(const char* name_prefix() const) { return name_prefix_; } 83 const char* name_prefix() const { return name_prefix_; }
85 INLINE(bool has_name_prefix() const) { return name_prefix_[0] != '\0'; } 84 bool has_name_prefix() const { return name_prefix_[0] != '\0'; }
86 INLINE(const char* name() const) { return name_; } 85 const char* name() const { return name_; }
87 INLINE(const char* resource_name() const) { return resource_name_; } 86 const char* resource_name() const { return resource_name_; }
88 INLINE(int line_number() const) { return line_number_; } 87 int line_number() const { return line_number_; }
89 INLINE(void set_shared_id(int shared_id)) { shared_id_ = shared_id; } 88 int column_number() const { return column_number_; }
90 INLINE(int script_id() const) { return script_id_; } 89 void set_shared_id(int shared_id) { shared_id_ = shared_id; }
91 INLINE(void set_script_id(int script_id)) { script_id_ = script_id; } 90 int script_id() const { return script_id_; }
92 INLINE(void set_bailout_reason(const char* bailout_reason)) { 91 void set_script_id(int script_id) { script_id_ = script_id; }
92 void set_bailout_reason(const char* bailout_reason) {
93 bailout_reason_ = bailout_reason; 93 bailout_reason_ = bailout_reason;
94 } 94 }
95 INLINE(const char* bailout_reason() const) { return bailout_reason_; } 95 const char* bailout_reason() const { return bailout_reason_; }
96 96
97 INLINE(static bool is_js_function_tag(Logger::LogEventsAndTags tag)); 97 static inline bool is_js_function_tag(Logger::LogEventsAndTags tag);
98 98
99 List<OffsetRange>* no_frame_ranges() const { return no_frame_ranges_; } 99 List<OffsetRange>* no_frame_ranges() const { return no_frame_ranges_; }
100 void set_no_frame_ranges(List<OffsetRange>* ranges) { 100 void set_no_frame_ranges(List<OffsetRange>* ranges) {
101 no_frame_ranges_ = ranges; 101 no_frame_ranges_ = ranges;
102 } 102 }
103 103
104 void SetBuiltinId(Builtins::Name id); 104 void SetBuiltinId(Builtins::Name id);
105 Builtins::Name builtin_id() const { return builtin_id_; } 105 Builtins::Name builtin_id() const { return builtin_id_; }
106 106
107 void CopyData(const CodeEntry& source);
108 uint32_t GetCallUid() const; 107 uint32_t GetCallUid() const;
109 bool IsSameAs(CodeEntry* entry) const; 108 bool IsSameAs(CodeEntry* entry) const;
110 109
111 static const char* const kEmptyNamePrefix; 110 static const char* const kEmptyNamePrefix;
112 static const char* const kEmptyResourceName; 111 static const char* const kEmptyResourceName;
113 static const char* const kEmptyBailoutReason; 112 static const char* const kEmptyBailoutReason;
114 113
115 private: 114 private:
116 Logger::LogEventsAndTags tag_ : 8; 115 Logger::LogEventsAndTags tag_ : 8;
117 Builtins::Name builtin_id_ : 8; 116 Builtins::Name builtin_id_ : 8;
118 const char* name_prefix_; 117 const char* name_prefix_;
119 const char* name_; 118 const char* name_;
120 const char* resource_name_; 119 const char* resource_name_;
121 int line_number_; 120 int line_number_;
121 int column_number_;
122 int shared_id_; 122 int shared_id_;
123 int script_id_; 123 int script_id_;
124 List<OffsetRange>* no_frame_ranges_; 124 List<OffsetRange>* no_frame_ranges_;
125 const char* bailout_reason_; 125 const char* bailout_reason_;
126 126
127 DISALLOW_COPY_AND_ASSIGN(CodeEntry); 127 DISALLOW_COPY_AND_ASSIGN(CodeEntry);
128 }; 128 };
129 129
130 130
131 class ProfileTree; 131 class ProfileTree;
132 132
133 class ProfileNode { 133 class ProfileNode {
134 public: 134 public:
135 INLINE(ProfileNode(ProfileTree* tree, CodeEntry* entry)); 135 inline ProfileNode(ProfileTree* tree, CodeEntry* entry);
136 136
137 ProfileNode* FindChild(CodeEntry* entry); 137 ProfileNode* FindChild(CodeEntry* entry);
138 ProfileNode* FindOrAddChild(CodeEntry* entry); 138 ProfileNode* FindOrAddChild(CodeEntry* entry);
139 INLINE(void IncrementSelfTicks()) { ++self_ticks_; } 139 void IncrementSelfTicks() { ++self_ticks_; }
140 INLINE(void IncreaseSelfTicks(unsigned amount)) { self_ticks_ += amount; } 140 void IncreaseSelfTicks(unsigned amount) { self_ticks_ += amount; }
141 141
142 INLINE(CodeEntry* entry() const) { return entry_; } 142 CodeEntry* entry() const { return entry_; }
143 INLINE(unsigned self_ticks() const) { return self_ticks_; } 143 unsigned self_ticks() const { return self_ticks_; }
144 INLINE(const List<ProfileNode*>* children() const) { return &children_list_; } 144 const List<ProfileNode*>* children() const { return &children_list_; }
145 unsigned id() const { return id_; } 145 unsigned id() const { return id_; }
146 146
147 void Print(int indent); 147 void Print(int indent);
148 148
149 private: 149 private:
150 INLINE(static bool CodeEntriesMatch(void* entry1, void* entry2)) { 150 static bool CodeEntriesMatch(void* entry1, void* entry2) {
151 return reinterpret_cast<CodeEntry*>(entry1)->IsSameAs( 151 return reinterpret_cast<CodeEntry*>(entry1)->IsSameAs(
152 reinterpret_cast<CodeEntry*>(entry2)); 152 reinterpret_cast<CodeEntry*>(entry2));
153 } 153 }
154 154
155 INLINE(static uint32_t CodeEntryHash(CodeEntry* entry)) { 155 static uint32_t CodeEntryHash(CodeEntry* entry) {
156 return entry->GetCallUid(); 156 return entry->GetCallUid();
157 } 157 }
158 158
159 ProfileTree* tree_; 159 ProfileTree* tree_;
160 CodeEntry* entry_; 160 CodeEntry* entry_;
161 unsigned self_ticks_; 161 unsigned self_ticks_;
162 // Mapping from CodeEntry* to ProfileNode* 162 // Mapping from CodeEntry* to ProfileNode*
163 HashMap children_; 163 HashMap children_;
164 List<ProfileNode*> children_list_; 164 List<ProfileNode*> children_list_;
165 unsigned id_; 165 unsigned id_;
(...skipping 131 matching lines...) Expand 10 before | Expand all | Expand 10 after
297 return function_and_resource_names_.GetFunctionName(name); 297 return function_and_resource_names_.GetFunctionName(name);
298 } 298 }
299 bool IsLastProfile(const char* title); 299 bool IsLastProfile(const char* title);
300 void RemoveProfile(CpuProfile* profile); 300 void RemoveProfile(CpuProfile* profile);
301 301
302 CodeEntry* NewCodeEntry( 302 CodeEntry* NewCodeEntry(
303 Logger::LogEventsAndTags tag, 303 Logger::LogEventsAndTags tag,
304 const char* name, 304 const char* name,
305 const char* name_prefix = CodeEntry::kEmptyNamePrefix, 305 const char* name_prefix = CodeEntry::kEmptyNamePrefix,
306 const char* resource_name = CodeEntry::kEmptyResourceName, 306 const char* resource_name = CodeEntry::kEmptyResourceName,
307 int line_number = v8::CpuProfileNode::kNoLineNumberInfo); 307 int line_number = v8::CpuProfileNode::kNoLineNumberInfo,
308 int column_number = v8::CpuProfileNode::kNoColumnNumberInfo);
308 309
309 // Called from profile generator thread. 310 // Called from profile generator thread.
310 void AddPathToCurrentProfiles(const Vector<CodeEntry*>& path); 311 void AddPathToCurrentProfiles(const Vector<CodeEntry*>& path);
311 312
312 // Limits the number of profiles that can be simultaneously collected. 313 // Limits the number of profiles that can be simultaneously collected.
313 static const int kMaxSimultaneousProfiles = 100; 314 static const int kMaxSimultaneousProfiles = 100;
314 315
315 private: 316 private:
316 StringsStorage function_and_resource_names_; 317 StringsStorage function_and_resource_names_;
317 List<CodeEntry*> code_entries_; 318 List<CodeEntry*> code_entries_;
318 List<CpuProfile*> finished_profiles_; 319 List<CpuProfile*> finished_profiles_;
319 320
320 // Accessed by VM thread and profile generator thread. 321 // Accessed by VM thread and profile generator thread.
321 List<CpuProfile*> current_profiles_; 322 List<CpuProfile*> current_profiles_;
322 Semaphore current_profiles_semaphore_; 323 Semaphore current_profiles_semaphore_;
323 324
324 DISALLOW_COPY_AND_ASSIGN(CpuProfilesCollection); 325 DISALLOW_COPY_AND_ASSIGN(CpuProfilesCollection);
325 }; 326 };
326 327
327 328
328 class ProfileGenerator { 329 class ProfileGenerator {
329 public: 330 public:
330 explicit ProfileGenerator(CpuProfilesCollection* profiles); 331 explicit ProfileGenerator(CpuProfilesCollection* profiles);
331 332
332 void RecordTickSample(const TickSample& sample); 333 void RecordTickSample(const TickSample& sample);
333 334
334 INLINE(CodeMap* code_map()) { return &code_map_; } 335 CodeMap* code_map() { return &code_map_; }
335 336
336 static const char* const kAnonymousFunctionName; 337 static const char* const kAnonymousFunctionName;
337 static const char* const kProgramEntryName; 338 static const char* const kProgramEntryName;
338 static const char* const kIdleEntryName; 339 static const char* const kIdleEntryName;
339 static const char* const kGarbageCollectorEntryName; 340 static const char* const kGarbageCollectorEntryName;
340 // Used to represent frames for which we have no reliable way to 341 // Used to represent frames for which we have no reliable way to
341 // detect function. 342 // detect function.
342 static const char* const kUnresolvedFunctionName; 343 static const char* const kUnresolvedFunctionName;
343 344
344 private: 345 private:
345 INLINE(CodeEntry* EntryForVMState(StateTag tag)); 346 CodeEntry* EntryForVMState(StateTag tag);
346 347
347 CpuProfilesCollection* profiles_; 348 CpuProfilesCollection* profiles_;
348 CodeMap code_map_; 349 CodeMap code_map_;
349 CodeEntry* program_entry_; 350 CodeEntry* program_entry_;
350 CodeEntry* idle_entry_; 351 CodeEntry* idle_entry_;
351 CodeEntry* gc_entry_; 352 CodeEntry* gc_entry_;
352 CodeEntry* unresolved_entry_; 353 CodeEntry* unresolved_entry_;
353 354
354 DISALLOW_COPY_AND_ASSIGN(ProfileGenerator); 355 DISALLOW_COPY_AND_ASSIGN(ProfileGenerator);
355 }; 356 };
356 357
357 358
358 } } // namespace v8::internal 359 } } // namespace v8::internal
359 360
360 #endif // V8_PROFILE_GENERATOR_H_ 361 #endif // V8_PROFILE_GENERATOR_H_
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