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| 1 // Copyright 2006-2009 the V8 project authors. All rights reserved. | |
| 2 // Redistribution and use in source and binary forms, with or without | |
| 3 // modification, are permitted provided that the following conditions are | |
| 4 // met: | |
| 5 // | |
| 6 // * Redistributions of source code must retain the above copyright | |
| 7 // notice, this list of conditions and the following disclaimer. | |
| 8 // * Redistributions in binary form must reproduce the above | |
| 9 // copyright notice, this list of conditions and the following | |
| 10 // disclaimer in the documentation and/or other materials provided | |
| 11 // with the distribution. | |
| 12 // * Neither the name of Google Inc. nor the names of its | |
| 13 // contributors may be used to endorse or promote products derived | |
| 14 // from this software without specific prior written permission. | |
| 15 // | |
| 16 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS | |
| 17 // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT | |
| 18 // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR | |
| 19 // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT | |
| 20 // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, | |
| 21 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT | |
| 22 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, | |
| 23 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY | |
| 24 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | |
| 25 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | |
| 26 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
| 27 | |
| 28 #ifndef V8_OPROFILE_AGENT_H_ | |
| 29 #define V8_OPROFILE_AGENT_H_ | |
| 30 | |
| 31 #include <stdlib.h> | |
| 32 | |
| 33 #include "globals.h" | |
| 34 | |
| 35 #ifdef ENABLE_OPROFILE_AGENT | |
| 36 // opagent.h uses uint64_t type, which can be missing in | |
| 37 // system headers (they have __uint64_t), but is defined | |
| 38 // in V8's headers. | |
| 39 #include <opagent.h> // NOLINT | |
| 40 | |
| 41 #define OPROFILE(Call) \ | |
| 42 do { \ | |
| 43 if (v8::internal::OProfileAgent::is_enabled()) \ | |
| 44 v8::internal::OProfileAgent::Call; \ | |
| 45 } while (false) | |
| 46 #else | |
| 47 #define OPROFILE(Call) ((void) 0) | |
| 48 #endif | |
| 49 | |
| 50 namespace v8 { | |
| 51 namespace internal { | |
| 52 | |
| 53 class OProfileAgent { | |
| 54 public: | |
| 55 static bool Initialize(); | |
| 56 static void TearDown(); | |
| 57 #ifdef ENABLE_OPROFILE_AGENT | |
| 58 static void CreateNativeCodeRegion(const char* name, | |
| 59 const void* ptr, unsigned int size); | |
| 60 static void CreateNativeCodeRegion(String* name, | |
| 61 const void* ptr, unsigned int size); | |
| 62 static void CreateNativeCodeRegion(String* name, String* source, int line_num, | |
| 63 const void* ptr, unsigned int size); | |
| 64 static bool is_enabled() { return handle_ != NULL; } | |
| 65 | |
| 66 private: | |
| 67 static op_agent_t handle_; | |
| 68 | |
| 69 // Size of the buffer that is used for composing code areas names. | |
| 70 static const int kFormattingBufSize = 256; | |
| 71 #else | |
| 72 static bool is_enabled() { return false; } | |
| 73 #endif | |
| 74 }; | |
| 75 } } | |
| 76 | |
| 77 #endif // V8_OPROFILE_AGENT_H_ | |
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Chromium Code Reviews
Issue 6474037:
Remove OProfile support. We have Linux Perf support, (Closed)
Base URL: https://v8.googlecode.com/svn/branches/bleeding_edge