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1 // Copyright 2012 the V8 project authors. All rights reserved. | 1 // Copyright 2012 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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41 return v8::FunctionTemplate::New(isolate, StatisticsExtension::GetCounters); | 41 return v8::FunctionTemplate::New(isolate, StatisticsExtension::GetCounters); |
42 } | 42 } |
43 | 43 |
44 | 44 |
45 static void AddCounter(v8::Isolate* isolate, | 45 static void AddCounter(v8::Isolate* isolate, |
46 v8::Local<v8::Object> object, | 46 v8::Local<v8::Object> object, |
47 StatsCounter* counter, | 47 StatsCounter* counter, |
48 const char* name) { | 48 const char* name) { |
49 if (counter->Enabled()) { | 49 if (counter->Enabled()) { |
50 object->Set(v8::String::NewFromUtf8(isolate, name), | 50 object->Set(v8::String::NewFromUtf8(isolate, name), |
51 v8::Number::New(isolate, *counter->GetInternalPointer())); | 51 v8::Number::New(*counter->GetInternalPointer())); |
52 } | 52 } |
53 } | 53 } |
54 | 54 |
55 static void AddNumber(v8::Isolate* isolate, | 55 static void AddNumber(v8::Isolate* isolate, |
56 v8::Local<v8::Object> object, | 56 v8::Local<v8::Object> object, |
57 intptr_t value, | 57 intptr_t value, |
58 const char* name) { | 58 const char* name) { |
59 object->Set(v8::String::NewFromUtf8(isolate, name), | 59 object->Set(v8::String::NewFromUtf8(isolate, name), |
60 v8::Number::New(isolate, static_cast<double>(value))); | 60 v8::Number::New(static_cast<double>(value))); |
61 } | 61 } |
62 | 62 |
63 | 63 |
64 static void AddNumber64(v8::Isolate* isolate, | 64 static void AddNumber64(v8::Isolate* isolate, |
65 v8::Local<v8::Object> object, | 65 v8::Local<v8::Object> object, |
66 int64_t value, | 66 int64_t value, |
67 const char* name) { | 67 const char* name) { |
68 object->Set(v8::String::NewFromUtf8(isolate, name), | 68 object->Set(v8::String::NewFromUtf8(isolate, name), |
69 v8::Number::New(isolate, static_cast<double>(value))); | 69 v8::Number::New(static_cast<double>(value))); |
70 } | 70 } |
71 | 71 |
72 | 72 |
73 void StatisticsExtension::GetCounters( | 73 void StatisticsExtension::GetCounters( |
74 const v8::FunctionCallbackInfo<v8::Value>& args) { | 74 const v8::FunctionCallbackInfo<v8::Value>& args) { |
75 Isolate* isolate = reinterpret_cast<Isolate*>(args.GetIsolate()); | 75 Isolate* isolate = reinterpret_cast<Isolate*>(args.GetIsolate()); |
76 Heap* heap = isolate->heap(); | 76 Heap* heap = isolate->heap(); |
77 | 77 |
78 if (args.Length() > 0) { // GC if first argument evaluates to true. | 78 if (args.Length() > 0) { // GC if first argument evaluates to true. |
79 if (args[0]->IsBoolean() && args[0]->ToBoolean()->Value()) { | 79 if (args[0]->IsBoolean() && args[0]->ToBoolean()->Value()) { |
80 heap->CollectAllGarbage(Heap::kNoGCFlags, "counters extension"); | 80 heap->CollectAllGarbage(Heap::kNoGCFlags, "counters extension"); |
81 } | 81 } |
82 } | 82 } |
83 | 83 |
84 Counters* counters = isolate->counters(); | 84 Counters* counters = isolate->counters(); |
85 v8::Local<v8::Object> result = v8::Object::New(args.GetIsolate()); | 85 v8::Local<v8::Object> result = v8::Object::New(); |
86 | 86 |
87 #define ADD_COUNTER(name, caption) \ | 87 #define ADD_COUNTER(name, caption) \ |
88 AddCounter(args.GetIsolate(), result, counters->name(), #name); | 88 AddCounter(args.GetIsolate(), result, counters->name(), #name); |
89 | 89 |
90 STATS_COUNTER_LIST_1(ADD_COUNTER) | 90 STATS_COUNTER_LIST_1(ADD_COUNTER) |
91 STATS_COUNTER_LIST_2(ADD_COUNTER) | 91 STATS_COUNTER_LIST_2(ADD_COUNTER) |
92 #undef ADD_COUNTER | 92 #undef ADD_COUNTER |
93 #define ADD_COUNTER(name) \ | 93 #define ADD_COUNTER(name) \ |
94 AddCounter(args.GetIsolate(), result, counters->count_of_##name(), \ | 94 AddCounter(args.GetIsolate(), result, counters->count_of_##name(), \ |
95 "count_of_" #name); \ | 95 "count_of_" #name); \ |
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170 args.GetReturnValue().Set(result); | 170 args.GetReturnValue().Set(result); |
171 } | 171 } |
172 | 172 |
173 | 173 |
174 void StatisticsExtension::Register() { | 174 void StatisticsExtension::Register() { |
175 static StatisticsExtension statistics_extension; | 175 static StatisticsExtension statistics_extension; |
176 static v8::DeclareExtension declaration(&statistics_extension); | 176 static v8::DeclareExtension declaration(&statistics_extension); |
177 } | 177 } |
178 | 178 |
179 } } // namespace v8::internal | 179 } } // namespace v8::internal |
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