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Issue 3417019: Provide more functions to CPU profiler (fix issue 858). (Closed)
Patch Set: Hooked on MC/MS also Created 10 years, 3 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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127 tag_ = source.tag_; 127 tag_ = source.tag_;
128 name_prefix_ = source.name_prefix_; 128 name_prefix_ = source.name_prefix_;
129 name_ = source.name_; 129 name_ = source.name_;
130 resource_name_ = source.resource_name_; 130 resource_name_ = source.resource_name_;
131 line_number_ = source.line_number_; 131 line_number_ = source.line_number_;
132 } 132 }
133 133
134 134
135 uint32_t CodeEntry::GetCallUid() const { 135 uint32_t CodeEntry::GetCallUid() const {
136 uint32_t hash = ComputeIntegerHash(tag_); 136 uint32_t hash = ComputeIntegerHash(tag_);
137 hash ^= static_cast<int32_t>(reinterpret_cast<intptr_t>(name_prefix_)); 137 hash ^= ComputeIntegerHash(
138 hash ^= static_cast<int32_t>(reinterpret_cast<intptr_t>(name_)); 138 static_cast<uint32_t>(reinterpret_cast<uintptr_t>(name_prefix_)));
139 hash ^= static_cast<int32_t>(reinterpret_cast<intptr_t>(resource_name_)); 139 hash ^= ComputeIntegerHash(
140 hash ^= static_cast<int32_t>(line_number_); 140 static_cast<uint32_t>(reinterpret_cast<uintptr_t>(name_)));
141 hash ^= ComputeIntegerHash(
142 static_cast<uint32_t>(reinterpret_cast<uintptr_t>(resource_name_)));
143 hash ^= ComputeIntegerHash(line_number_);
141 return hash; 144 return hash;
142 } 145 }
143 146
144 147
145 bool CodeEntry::IsSameAs(CodeEntry* entry) const { 148 bool CodeEntry::IsSameAs(CodeEntry* entry) const {
146 return this == entry 149 return this == entry
147 || (tag_ == entry->tag_ 150 || (tag_ == entry->tag_
148 && name_prefix_ == entry->name_prefix_ 151 && name_prefix_ == entry->name_prefix_
149 && name_ == entry->name_ 152 && name_ == entry->name_
150 && resource_name_ == entry->resource_name_ 153 && resource_name_ == entry->resource_name_
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435 438
436 const CodeMap::CodeTreeConfig::Key CodeMap::CodeTreeConfig::kNoKey = NULL; 439 const CodeMap::CodeTreeConfig::Key CodeMap::CodeTreeConfig::kNoKey = NULL;
437 const CodeMap::CodeTreeConfig::Value CodeMap::CodeTreeConfig::kNoValue = 440 const CodeMap::CodeTreeConfig::Value CodeMap::CodeTreeConfig::kNoValue =
438 CodeMap::CodeEntryInfo(NULL, 0); 441 CodeMap::CodeEntryInfo(NULL, 0);
439 442
440 443
441 void CodeMap::AddAlias(Address start, CodeEntry* entry, Address code_start) { 444 void CodeMap::AddAlias(Address start, CodeEntry* entry, Address code_start) {
442 CodeTree::Locator locator; 445 CodeTree::Locator locator;
443 if (tree_.Find(code_start, &locator)) { 446 if (tree_.Find(code_start, &locator)) {
444 const CodeEntryInfo& code_info = locator.value(); 447 const CodeEntryInfo& code_info = locator.value();
445 entry->CopyData(*code_info.entry); 448 if (tree_.Insert(start, &locator)) {
446 tree_.Insert(start, &locator); 449 entry->CopyData(*code_info.entry);
447 locator.set_value(CodeEntryInfo(entry, code_info.size)); 450 locator.set_value(CodeEntryInfo(entry, code_info.size));
451 }
448 } 452 }
449 } 453 }
450 454
451 455
452 CodeEntry* CodeMap::FindEntry(Address addr) { 456 CodeEntry* CodeMap::FindEntry(Address addr) {
453 CodeTree::Locator locator; 457 CodeTree::Locator locator;
454 if (tree_.FindGreatestLessThan(addr, &locator)) { 458 if (tree_.FindGreatestLessThan(addr, &locator)) {
455 // locator.key() <= addr. Need to check that addr is within entry. 459 // locator.key() <= addr. Need to check that addr is within entry.
456 const CodeEntryInfo& entry = locator.value(); 460 const CodeEntryInfo& entry = locator.value();
457 if (addr < (locator.key() + entry.size)) 461 if (addr < (locator.key() + entry.size))
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2498 void HeapSnapshotJSONSerializer::SortHashMap( 2502 void HeapSnapshotJSONSerializer::SortHashMap(
2499 HashMap* map, List<HashMap::Entry*>* sorted_entries) { 2503 HashMap* map, List<HashMap::Entry*>* sorted_entries) {
2500 for (HashMap::Entry* p = map->Start(); p != NULL; p = map->Next(p)) 2504 for (HashMap::Entry* p = map->Start(); p != NULL; p = map->Next(p))
2501 sorted_entries->Add(p); 2505 sorted_entries->Add(p);
2502 sorted_entries->Sort(SortUsingEntryValue); 2506 sorted_entries->Sort(SortUsingEntryValue);
2503 } 2507 }
2504 2508
2505 } } // namespace v8::internal 2509 } } // namespace v8::internal
2506 2510
2507 #endif // ENABLE_LOGGING_AND_PROFILING 2511 #endif // ENABLE_LOGGING_AND_PROFILING
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