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1 // Copyright 2016 the V8 project authors. All rights reserved. | 1 // Copyright 2016 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_COMPILER_DISPATCHER_COMPILER_DISPATCHER_TRACER_H_ | 5 #ifndef V8_COMPILER_DISPATCHER_COMPILER_DISPATCHER_TRACER_H_ |
6 #define V8_COMPILER_DISPATCHER_COMPILER_DISPATCHER_TRACER_H_ | 6 #define V8_COMPILER_DISPATCHER_COMPILER_DISPATCHER_TRACER_H_ |
7 | 7 |
8 #include <utility> | 8 #include <utility> |
9 | 9 |
10 #include "src/base/macros.h" | 10 #include "src/base/macros.h" |
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28 | 28 |
29 #define COMPILER_DISPATCHER_TRACE_SCOPE(tracer, scope_id) \ | 29 #define COMPILER_DISPATCHER_TRACE_SCOPE(tracer, scope_id) \ |
30 COMPILER_DISPATCHER_TRACE_SCOPE_WITH_NUM(tracer, scope_id, 0) | 30 COMPILER_DISPATCHER_TRACE_SCOPE_WITH_NUM(tracer, scope_id, 0) |
31 | 31 |
32 class V8_EXPORT_PRIVATE CompilerDispatcherTracer { | 32 class V8_EXPORT_PRIVATE CompilerDispatcherTracer { |
33 public: | 33 public: |
34 enum class ScopeID { | 34 enum class ScopeID { |
35 kPrepareToParse, | 35 kPrepareToParse, |
36 kParse, | 36 kParse, |
37 kFinalizeParsing, | 37 kFinalizeParsing, |
38 kAnalyze, | |
39 kPrepareToCompile, | 38 kPrepareToCompile, |
40 kCompile, | 39 kCompile, |
41 kFinalizeCompiling | 40 kFinalizeCompiling |
42 }; | 41 }; |
43 | 42 |
44 class Scope { | 43 class Scope { |
45 public: | 44 public: |
46 Scope(CompilerDispatcherTracer* tracer, ScopeID scope_id, size_t num = 0); | 45 Scope(CompilerDispatcherTracer* tracer, ScopeID scope_id, size_t num = 0); |
47 ~Scope(); | 46 ~Scope(); |
48 | 47 |
49 static const char* Name(ScopeID scoped_id); | 48 static const char* Name(ScopeID scoped_id); |
50 | 49 |
51 private: | 50 private: |
52 CompilerDispatcherTracer* tracer_; | 51 CompilerDispatcherTracer* tracer_; |
53 ScopeID scope_id_; | 52 ScopeID scope_id_; |
54 size_t num_; | 53 size_t num_; |
55 double start_time_; | 54 double start_time_; |
56 | 55 |
57 DISALLOW_COPY_AND_ASSIGN(Scope); | 56 DISALLOW_COPY_AND_ASSIGN(Scope); |
58 }; | 57 }; |
59 | 58 |
60 explicit CompilerDispatcherTracer(Isolate* isolate); | 59 explicit CompilerDispatcherTracer(Isolate* isolate); |
61 ~CompilerDispatcherTracer(); | 60 ~CompilerDispatcherTracer(); |
62 | 61 |
63 void RecordPrepareToParse(double duration_ms); | 62 void RecordPrepareToParse(double duration_ms); |
64 void RecordParse(double duration_ms, size_t source_length); | 63 void RecordParse(double duration_ms, size_t source_length); |
65 void RecordFinalizeParsing(double duration_ms); | 64 void RecordFinalizeParsing(double duration_ms); |
66 void RecordAnalyze(double duration_ms); | |
67 void RecordPrepareToCompile(double duration_ms); | 65 void RecordPrepareToCompile(double duration_ms); |
68 void RecordCompile(double duration_ms, size_t ast_size_in_bytes); | 66 void RecordCompile(double duration_ms, size_t ast_size_in_bytes); |
69 void RecordFinalizeCompiling(double duration_ms); | 67 void RecordFinalizeCompiling(double duration_ms); |
70 | 68 |
71 double EstimatePrepareToParseInMs() const; | 69 double EstimatePrepareToParseInMs() const; |
72 double EstimateParseInMs(size_t source_length) const; | 70 double EstimateParseInMs(size_t source_length) const; |
73 double EstimateFinalizeParsingInMs() const; | 71 double EstimateFinalizeParsingInMs() const; |
74 double EstimateAnalyzeInMs() const; | |
75 double EstimatePrepareToCompileInMs() const; | 72 double EstimatePrepareToCompileInMs() const; |
76 double EstimateCompileInMs(size_t ast_size_in_bytes) const; | 73 double EstimateCompileInMs(size_t ast_size_in_bytes) const; |
77 double EstimateFinalizeCompilingInMs() const; | 74 double EstimateFinalizeCompilingInMs() const; |
78 | 75 |
79 void DumpStatistics() const; | 76 void DumpStatistics() const; |
80 | 77 |
81 private: | 78 private: |
82 static double Average(const base::RingBuffer<double>& buffer); | 79 static double Average(const base::RingBuffer<double>& buffer); |
83 static double Estimate( | 80 static double Estimate( |
84 const base::RingBuffer<std::pair<size_t, double>>& buffer, size_t num); | 81 const base::RingBuffer<std::pair<size_t, double>>& buffer, size_t num); |
85 | 82 |
86 mutable base::Mutex mutex_; | 83 mutable base::Mutex mutex_; |
87 base::RingBuffer<double> prepare_parse_events_; | 84 base::RingBuffer<double> prepare_parse_events_; |
88 base::RingBuffer<std::pair<size_t, double>> parse_events_; | 85 base::RingBuffer<std::pair<size_t, double>> parse_events_; |
89 base::RingBuffer<double> finalize_parsing_events_; | 86 base::RingBuffer<double> finalize_parsing_events_; |
90 base::RingBuffer<double> analyze_events_; | |
91 base::RingBuffer<double> prepare_compile_events_; | 87 base::RingBuffer<double> prepare_compile_events_; |
92 base::RingBuffer<std::pair<size_t, double>> compile_events_; | 88 base::RingBuffer<std::pair<size_t, double>> compile_events_; |
93 base::RingBuffer<double> finalize_compiling_events_; | 89 base::RingBuffer<double> finalize_compiling_events_; |
94 | 90 |
95 RuntimeCallStats* runtime_call_stats_; | 91 RuntimeCallStats* runtime_call_stats_; |
96 | 92 |
97 DISALLOW_COPY_AND_ASSIGN(CompilerDispatcherTracer); | 93 DISALLOW_COPY_AND_ASSIGN(CompilerDispatcherTracer); |
98 }; | 94 }; |
99 | 95 |
100 } // namespace internal | 96 } // namespace internal |
101 } // namespace v8 | 97 } // namespace v8 |
102 | 98 |
103 #endif // V8_COMPILER_DISPATCHER_COMPILER_DISPATCHER_TRACER_H_ | 99 #endif // V8_COMPILER_DISPATCHER_COMPILER_DISPATCHER_TRACER_H_ |
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