Jamie Gennis | 2ccfe1a | 2012-02-23 11:28:28 -0800 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2012 The Android Open Source Project |
| 3 | * |
| 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | * you may not use this file except in compliance with the License. |
| 6 | * You may obtain a copy of the License at |
| 7 | * |
| 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | * |
| 10 | * Unless required by applicable law or agreed to in writing, software |
| 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | * See the License for the specific language governing permissions and |
| 14 | * limitations under the License. |
| 15 | */ |
| 16 | |
| 17 | #ifndef ANDROID_TRACE_H |
| 18 | #define ANDROID_TRACE_H |
| 19 | |
Elliott Hughes | 9b828ad | 2015-07-30 08:47:35 -0700 | [diff] [blame] | 20 | #if defined(__ANDROID__) |
Tim Murray | 214c701 | 2013-05-23 13:44:08 -0700 | [diff] [blame] | 21 | |
Jamie Gennis | 2ccfe1a | 2012-02-23 11:28:28 -0800 | [diff] [blame] | 22 | #include <stdint.h> |
Jamie Gennis | 2ccfe1a | 2012-02-23 11:28:28 -0800 | [diff] [blame] | 23 | |
Alex Ray | 5b2d36e | 2012-11-14 17:28:10 -0800 | [diff] [blame] | 24 | #include <cutils/trace.h> |
Jamie Gennis | 2ccfe1a | 2012-02-23 11:28:28 -0800 | [diff] [blame] | 25 | |
Alex Ray | 5b2d36e | 2012-11-14 17:28:10 -0800 | [diff] [blame] | 26 | // See <cutils/trace.h> for more ATRACE_* macros. |
Jamie Gennis | 2ccfe1a | 2012-02-23 11:28:28 -0800 | [diff] [blame] | 27 | |
Josh Gao | 01937ee | 2016-11-29 10:49:23 -0800 | [diff] [blame] | 28 | // ATRACE_NAME traces from its location until the end of its enclosing scope. |
| 29 | #define _PASTE(x, y) x ## y |
| 30 | #define PASTE(x, y) _PASTE(x,y) |
| 31 | #define ATRACE_NAME(name) android::ScopedTrace PASTE(___tracer, __LINE__) (ATRACE_TAG, name) |
Mathias Agopian | 22dbf39 | 2017-02-28 15:06:51 -0800 | [diff] [blame] | 32 | |
Alex Ray | fcb349f | 2012-11-30 19:32:12 -0800 | [diff] [blame] | 33 | // ATRACE_CALL is an ATRACE_NAME that uses the current function name. |
| 34 | #define ATRACE_CALL() ATRACE_NAME(__FUNCTION__) |
Romain Guy | 3fc49ad | 2012-10-18 16:16:10 -0700 | [diff] [blame] | 35 | |
Jamie Gennis | 2ccfe1a | 2012-02-23 11:28:28 -0800 | [diff] [blame] | 36 | namespace android { |
| 37 | |
Jamie Gennis | 2ccfe1a | 2012-02-23 11:28:28 -0800 | [diff] [blame] | 38 | class ScopedTrace { |
Jamie Gennis | 2ccfe1a | 2012-02-23 11:28:28 -0800 | [diff] [blame] | 39 | public: |
Mathias Agopian | 22dbf39 | 2017-02-28 15:06:51 -0800 | [diff] [blame] | 40 | inline ScopedTrace(uint64_t tag, const char* name) : mTag(tag) { |
| 41 | atrace_begin(mTag, name); |
| 42 | } |
Jamie Gennis | 2ccfe1a | 2012-02-23 11:28:28 -0800 | [diff] [blame] | 43 | |
Mathias Agopian | 22dbf39 | 2017-02-28 15:06:51 -0800 | [diff] [blame] | 44 | inline ~ScopedTrace() { |
| 45 | atrace_end(mTag); |
| 46 | } |
Jamie Gennis | 2ccfe1a | 2012-02-23 11:28:28 -0800 | [diff] [blame] | 47 | |
| 48 | private: |
Jamie Gennis | 2ccfe1a | 2012-02-23 11:28:28 -0800 | [diff] [blame] | 49 | uint64_t mTag; |
| 50 | }; |
| 51 | |
Pirama Arumuga Nainar | 90affce | 2018-04-11 23:10:28 -0700 | [diff] [blame] | 52 | } // namespace android |
Jamie Gennis | 2ccfe1a | 2012-02-23 11:28:28 -0800 | [diff] [blame] | 53 | |
Elliott Hughes | 9b828ad | 2015-07-30 08:47:35 -0700 | [diff] [blame] | 54 | #else // !__ANDROID__ |
Tim Murray | 214c701 | 2013-05-23 13:44:08 -0700 | [diff] [blame] | 55 | |
| 56 | #define ATRACE_NAME(...) |
| 57 | #define ATRACE_CALL() |
| 58 | |
Elliott Hughes | 9b828ad | 2015-07-30 08:47:35 -0700 | [diff] [blame] | 59 | #endif // __ANDROID__ |
Tim Murray | 214c701 | 2013-05-23 13:44:08 -0700 | [diff] [blame] | 60 | |
Jamie Gennis | 2ccfe1a | 2012-02-23 11:28:28 -0800 | [diff] [blame] | 61 | #endif // ANDROID_TRACE_H |