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

Issue 1062053004: Revert of CpuProfiler: public API for deopt info in cpu profiler. (Closed) Base URL: https://chromium.googlesource.com/v8/v8.git@master
Patch Set: Created 5 years, 8 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 // 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_PROFILE_GENERATOR_H_ 5 #ifndef V8_PROFILE_GENERATOR_H_
6 #define V8_PROFILE_GENERATOR_H_ 6 #define V8_PROFILE_GENERATOR_H_
7 7
8 #include <map> 8 #include <map>
9 #include "include/v8-profiler.h" 9 #include "include/v8-profiler.h"
10 #include "src/allocation.h" 10 #include "src/allocation.h"
(...skipping 19 matching lines...) Expand all
30 bool empty() const { return pc_offset_map_.empty(); } 30 bool empty() const { return pc_offset_map_.empty(); }
31 31
32 private: 32 private:
33 // pc_offset -> source line 33 // pc_offset -> source line
34 typedef std::map<int, int> PcOffsetMap; 34 typedef std::map<int, int> PcOffsetMap;
35 PcOffsetMap pc_offset_map_; 35 PcOffsetMap pc_offset_map_;
36 DISALLOW_COPY_AND_ASSIGN(JITLineInfoTable); 36 DISALLOW_COPY_AND_ASSIGN(JITLineInfoTable);
37 }; 37 };
38 38
39 39
40 struct DeoptInfo {
41 const char* deopt_reason;
42 struct Frame {
43 int script_id;
44 int position;
45 };
46 std::vector<Frame> stack;
47 };
48
49
40 class CodeEntry { 50 class CodeEntry {
41 public: 51 public:
42 // CodeEntry doesn't own name strings, just references them. 52 // CodeEntry doesn't own name strings, just references them.
43 inline CodeEntry(Logger::LogEventsAndTags tag, const char* name, 53 inline CodeEntry(Logger::LogEventsAndTags tag, const char* name,
44 const char* name_prefix = CodeEntry::kEmptyNamePrefix, 54 const char* name_prefix = CodeEntry::kEmptyNamePrefix,
45 const char* resource_name = CodeEntry::kEmptyResourceName, 55 const char* resource_name = CodeEntry::kEmptyResourceName,
46 int line_number = v8::CpuProfileNode::kNoLineNumberInfo, 56 int line_number = v8::CpuProfileNode::kNoLineNumberInfo,
47 int column_number = v8::CpuProfileNode::kNoColumnNumberInfo, 57 int column_number = v8::CpuProfileNode::kNoColumnNumberInfo,
48 JITLineInfoTable* line_info = NULL, 58 JITLineInfoTable* line_info = NULL,
49 Address instruction_start = NULL); 59 Address instruction_start = NULL);
(...skipping 16 matching lines...) Expand all
66 } 76 }
67 const char* bailout_reason() const { return bailout_reason_; } 77 const char* bailout_reason() const { return bailout_reason_; }
68 78
69 void set_deopt_info(const char* deopt_reason, SourcePosition position, 79 void set_deopt_info(const char* deopt_reason, SourcePosition position,
70 size_t pc_offset) { 80 size_t pc_offset) {
71 DCHECK(deopt_position_.IsUnknown()); 81 DCHECK(deopt_position_.IsUnknown());
72 deopt_reason_ = deopt_reason; 82 deopt_reason_ = deopt_reason;
73 deopt_position_ = position; 83 deopt_position_ = position;
74 pc_offset_ = pc_offset; 84 pc_offset_ = pc_offset;
75 } 85 }
76 CpuProfileDeoptInfo GetDeoptInfo(); 86 DeoptInfo GetDeoptInfo();
77 const char* deopt_reason() const { return deopt_reason_; } 87 const char* deopt_reason() const { return deopt_reason_; }
78 SourcePosition deopt_position() const { return deopt_position_; } 88 SourcePosition deopt_position() const { return deopt_position_; }
79 bool has_deopt_info() const { return !deopt_position_.IsUnknown(); } 89 bool has_deopt_info() const { return !deopt_position_.IsUnknown(); }
80 void clear_deopt_info() { 90 void clear_deopt_info() {
81 deopt_reason_ = kNoDeoptReason; 91 deopt_reason_ = kNoDeoptReason;
82 deopt_position_ = SourcePosition::Unknown(); 92 deopt_position_ = SourcePosition::Unknown();
83 } 93 }
84 94
85 void FillFunctionInfo(SharedFunctionInfo* shared); 95 void FillFunctionInfo(SharedFunctionInfo* shared);
86 96
(...skipping 69 matching lines...) Expand 10 before | Expand all | Expand 10 after
156 166
157 CodeEntry* entry() const { return entry_; } 167 CodeEntry* entry() const { return entry_; }
158 unsigned self_ticks() const { return self_ticks_; } 168 unsigned self_ticks() const { return self_ticks_; }
159 const List<ProfileNode*>* children() const { return &children_list_; } 169 const List<ProfileNode*>* children() const { return &children_list_; }
160 unsigned id() const { return id_; } 170 unsigned id() const { return id_; }
161 unsigned function_id() const; 171 unsigned function_id() const;
162 unsigned int GetHitLineCount() const { return line_ticks_.occupancy(); } 172 unsigned int GetHitLineCount() const { return line_ticks_.occupancy(); }
163 bool GetLineTicks(v8::CpuProfileNode::LineTick* entries, 173 bool GetLineTicks(v8::CpuProfileNode::LineTick* entries,
164 unsigned int length) const; 174 unsigned int length) const;
165 void CollectDeoptInfo(CodeEntry* entry); 175 void CollectDeoptInfo(CodeEntry* entry);
166 const std::vector<CpuProfileDeoptInfo>& deopt_infos() const { 176 const std::vector<DeoptInfo>& deopt_infos() const { return deopt_infos_; }
167 return deopt_infos_;
168 }
169 177
170 void Print(int indent); 178 void Print(int indent);
171 179
172 static bool CodeEntriesMatch(void* entry1, void* entry2) { 180 static bool CodeEntriesMatch(void* entry1, void* entry2) {
173 return reinterpret_cast<CodeEntry*>(entry1) 181 return reinterpret_cast<CodeEntry*>(entry1)
174 ->IsSameFunctionAs(reinterpret_cast<CodeEntry*>(entry2)); 182 ->IsSameFunctionAs(reinterpret_cast<CodeEntry*>(entry2));
175 } 183 }
176 184
177 private: 185 private:
178 static uint32_t CodeEntryHash(CodeEntry* entry) { return entry->GetHash(); } 186 static uint32_t CodeEntryHash(CodeEntry* entry) { return entry->GetHash(); }
179 187
180 static bool LineTickMatch(void* a, void* b) { return a == b; } 188 static bool LineTickMatch(void* a, void* b) { return a == b; }
181 189
182 ProfileTree* tree_; 190 ProfileTree* tree_;
183 CodeEntry* entry_; 191 CodeEntry* entry_;
184 unsigned self_ticks_; 192 unsigned self_ticks_;
185 // Mapping from CodeEntry* to ProfileNode* 193 // Mapping from CodeEntry* to ProfileNode*
186 HashMap children_; 194 HashMap children_;
187 List<ProfileNode*> children_list_; 195 List<ProfileNode*> children_list_;
188 unsigned id_; 196 unsigned id_;
189 HashMap line_ticks_; 197 HashMap line_ticks_;
190 198
191 std::vector<CpuProfileDeoptInfo> deopt_infos_; 199 std::vector<DeoptInfo> deopt_infos_;
192 200
193 DISALLOW_COPY_AND_ASSIGN(ProfileNode); 201 DISALLOW_COPY_AND_ASSIGN(ProfileNode);
194 }; 202 };
195 203
196 204
197 class ProfileTree { 205 class ProfileTree {
198 public: 206 public:
199 ProfileTree(); 207 ProfileTree();
200 ~ProfileTree(); 208 ~ProfileTree();
201 209
(...skipping 179 matching lines...) Expand 10 before | Expand all | Expand 10 after
381 CodeEntry* gc_entry_; 389 CodeEntry* gc_entry_;
382 CodeEntry* unresolved_entry_; 390 CodeEntry* unresolved_entry_;
383 391
384 DISALLOW_COPY_AND_ASSIGN(ProfileGenerator); 392 DISALLOW_COPY_AND_ASSIGN(ProfileGenerator);
385 }; 393 };
386 394
387 395
388 } } // namespace v8::internal 396 } } // namespace v8::internal
389 397
390 #endif // V8_PROFILE_GENERATOR_H_ 398 #endif // V8_PROFILE_GENERATOR_H_
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