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1 // Copyright (c) 2006-2008 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2006-2008 The Chromium 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 #include "webkit/extensions/v8/profiler_extension.h" | 5 #include "webkit/extensions/v8/profiler_extension.h" |
6 | 6 |
7 #include "build/build_config.h" | 7 #include "build/build_config.h" |
8 | 8 |
9 #if defined(QUANTIFY) | 9 #if defined(QUANTIFY) |
10 // this #define is used to prevent people from directly using pure.h | 10 // this #define is used to prevent people from directly using pure.h |
11 // instead of profiler.h | 11 // instead of profiler.h |
12 #define PURIFY_PRIVATE_INCLUDE | 12 #define PURIFY_PRIVATE_INCLUDE |
13 #include "base/third_party/purify/pure.h" | 13 #include "base/third_party/purify/pure.h" |
14 #endif // QUANTIFY | 14 #endif // QUANTIFY |
15 | 15 |
16 #if defined(USE_TCMALLOC) && defined(OS_LINUX) | 16 #if defined(USE_TCMALLOC) && defined(OS_POSIX) && !defined(OS_MACOSX) |
17 #include "third_party/tcmalloc/chromium/src/google/profiler.h" | 17 #include "third_party/tcmalloc/chromium/src/google/profiler.h" |
Lei Zhang
2011/05/24 00:11:32
does tcmalloc work on non-Linux Unices?
| |
18 #endif | 18 #endif |
19 | 19 |
20 namespace extensions_v8 { | 20 namespace extensions_v8 { |
21 | 21 |
22 const char kProfilerExtensionName[] = "v8/Profiler"; | 22 const char kProfilerExtensionName[] = "v8/Profiler"; |
23 | 23 |
24 class ProfilerWrapper : public v8::Extension { | 24 class ProfilerWrapper : public v8::Extension { |
25 public: | 25 public: |
26 ProfilerWrapper() : | 26 ProfilerWrapper() : |
27 v8::Extension(kProfilerExtensionName, | 27 v8::Extension(kProfilerExtensionName, |
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64 } else if (name->Equals(v8::String::New("ProfilerSetThreadName"))) { | 64 } else if (name->Equals(v8::String::New("ProfilerSetThreadName"))) { |
65 return v8::FunctionTemplate::New(ProfilerSetThreadName); | 65 return v8::FunctionTemplate::New(ProfilerSetThreadName); |
66 } | 66 } |
67 return v8::Handle<v8::FunctionTemplate>(); | 67 return v8::Handle<v8::FunctionTemplate>(); |
68 } | 68 } |
69 | 69 |
70 static v8::Handle<v8::Value> ProfilerStart( | 70 static v8::Handle<v8::Value> ProfilerStart( |
71 const v8::Arguments& args) { | 71 const v8::Arguments& args) { |
72 #if defined(QUANTIFY) | 72 #if defined(QUANTIFY) |
73 QuantifyStartRecordingData(); | 73 QuantifyStartRecordingData(); |
74 #elif defined(USE_TCMALLOC) && defined(OS_LINUX) | 74 #elif defined(USE_TCMALLOC) && defined(OS_POSIX) && !defined(OS_MACOSX) |
75 ::ProfilerStart("chrome-profile"); | 75 ::ProfilerStart("chrome-profile"); |
76 #endif | 76 #endif |
77 return v8::Undefined(); | 77 return v8::Undefined(); |
78 } | 78 } |
79 | 79 |
80 static v8::Handle<v8::Value> ProfilerStop( | 80 static v8::Handle<v8::Value> ProfilerStop( |
81 const v8::Arguments& args) { | 81 const v8::Arguments& args) { |
82 #if defined(QUANTIFY) | 82 #if defined(QUANTIFY) |
83 QuantifyStopRecordingData(); | 83 QuantifyStopRecordingData(); |
84 #elif defined(USE_TCMALLOC) && defined(OS_LINUX) | 84 #elif defined(USE_TCMALLOC) && defined(OS_POSIX) && !defined(OS_MACOSX) |
85 ::ProfilerStop(); | 85 ::ProfilerStop(); |
86 #endif | 86 #endif |
87 return v8::Undefined(); | 87 return v8::Undefined(); |
88 } | 88 } |
89 | 89 |
90 static v8::Handle<v8::Value> ProfilerClearData( | 90 static v8::Handle<v8::Value> ProfilerClearData( |
91 const v8::Arguments& args) { | 91 const v8::Arguments& args) { |
92 #if defined(QUANTIFY) | 92 #if defined(QUANTIFY) |
93 QuantifyClearData(); | 93 QuantifyClearData(); |
94 #endif | 94 #endif |
95 return v8::Undefined(); | 95 return v8::Undefined(); |
96 } | 96 } |
97 | 97 |
98 static v8::Handle<v8::Value> ProfilerFlush( | 98 static v8::Handle<v8::Value> ProfilerFlush( |
99 const v8::Arguments& args) { | 99 const v8::Arguments& args) { |
100 #if defined(USE_TCMALLOC) && defined(OS_LINUX) | 100 #if defined(USE_TCMALLOC) && defined(OS_POSIX) && !defined(OS_MACOSX) |
101 ::ProfilerFlush(); | 101 ::ProfilerFlush(); |
102 #endif | 102 #endif |
103 return v8::Undefined(); | 103 return v8::Undefined(); |
104 } | 104 } |
105 | 105 |
106 | 106 |
107 static v8::Handle<v8::Value> ProfilerSetThreadName( | 107 static v8::Handle<v8::Value> ProfilerSetThreadName( |
108 const v8::Arguments& args) { | 108 const v8::Arguments& args) { |
109 if (args.Length() >= 1 && args[0]->IsString()) { | 109 if (args.Length() >= 1 && args[0]->IsString()) { |
110 v8::Local<v8::String> inputString = args[0]->ToString(); | 110 v8::Local<v8::String> inputString = args[0]->ToString(); |
111 char nameBuffer[256]; | 111 char nameBuffer[256]; |
112 inputString->WriteAscii(nameBuffer, 0, sizeof(nameBuffer)-1); | 112 inputString->WriteAscii(nameBuffer, 0, sizeof(nameBuffer)-1); |
113 #if defined(QUANTIFY) | 113 #if defined(QUANTIFY) |
114 // make a copy since the Quantify function takes a char*, not const char* | 114 // make a copy since the Quantify function takes a char*, not const char* |
115 char buffer[512]; | 115 char buffer[512]; |
116 base::snprintf(buffer, arraysize(buffer)-1, "%s", name); | 116 base::snprintf(buffer, arraysize(buffer)-1, "%s", name); |
117 QuantifySetThreadName(buffer); | 117 QuantifySetThreadName(buffer); |
118 #endif | 118 #endif |
119 } | 119 } |
120 return v8::Undefined(); | 120 return v8::Undefined(); |
121 } | 121 } |
122 }; | 122 }; |
123 | 123 |
124 v8::Extension* ProfilerExtension::Get() { | 124 v8::Extension* ProfilerExtension::Get() { |
125 return new ProfilerWrapper(); | 125 return new ProfilerWrapper(); |
126 } | 126 } |
127 | 127 |
128 } // namespace extensions_v8 | 128 } // namespace extensions_v8 |
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