kasperl@chromium.org | 7be3c99 | 2009-03-12 07:19:55 +0000 | [diff] [blame] | 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 |
ager@chromium.org | b26c50a | 2010-03-26 09:27:16 +0000 | [diff] [blame] | 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) |
kasperl@chromium.org | 7be3c99 | 2009-03-12 07:19:55 +0000 | [diff] [blame] | 48 | #endif |
| 49 | |
kasperl@chromium.org | 71affb5 | 2009-05-26 05:44:31 +0000 | [diff] [blame] | 50 | namespace v8 { |
| 51 | namespace internal { |
kasperl@chromium.org | 7be3c99 | 2009-03-12 07:19:55 +0000 | [diff] [blame] | 52 | |
| 53 | class OProfileAgent { |
| 54 | public: |
| 55 | static bool Initialize(); |
| 56 | static void TearDown(); |
ager@chromium.org | b26c50a | 2010-03-26 09:27:16 +0000 | [diff] [blame] | 57 | #ifdef ENABLE_OPROFILE_AGENT |
kasperl@chromium.org | 7be3c99 | 2009-03-12 07:19:55 +0000 | [diff] [blame] | 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); |
kasperl@chromium.org | 7be3c99 | 2009-03-12 07:19:55 +0000 | [diff] [blame] | 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_ |