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| 1 // Copyright 2015 The Chromium Authors. All rights reserved. | 1 // Copyright 2015 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 // This header file defines the set of trace_event macros without specifying | 5 // This header file defines the set of trace_event macros without specifying |
| 6 // how the events actually get collected and stored. If you need to expose trace | 6 // how the events actually get collected and stored. If you need to expose trace |
| 7 // events to some other universe, you can copy-and-paste this file as well as | 7 // events to some other universe, you can copy-and-paste this file as well as |
| 8 // trace_event.h, modifying the macros contained there as necessary for the | 8 // trace_event.h, modifying the macros contained there as necessary for the |
| 9 // target platform. The end result is that multiple libraries can funnel events | 9 // target platform. The end result is that multiple libraries can funnel events |
| 10 // through to a shared trace event collector. | 10 // through to a shared trace event collector. |
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| 251 INTERNAL_TRACE_EVENT_ADD(TRACE_EVENT_PHASE_INSTANT, category_group, name, \ | 251 INTERNAL_TRACE_EVENT_ADD(TRACE_EVENT_PHASE_INSTANT, category_group, name, \ |
| 252 TRACE_EVENT_FLAG_COPY | scope, arg1_name, arg1_val, \ | 252 TRACE_EVENT_FLAG_COPY | scope, arg1_name, arg1_val, \ |
| 253 arg2_name, arg2_val) | 253 arg2_name, arg2_val) |
| 254 | 254 |
| 255 #define TRACE_EVENT_INSTANT_WITH_TIMESTAMP0(category_group, name, scope, \ | 255 #define TRACE_EVENT_INSTANT_WITH_TIMESTAMP0(category_group, name, scope, \ |
| 256 timestamp) \ | 256 timestamp) \ |
| 257 INTERNAL_TRACE_EVENT_ADD_WITH_TIMESTAMP( \ | 257 INTERNAL_TRACE_EVENT_ADD_WITH_TIMESTAMP( \ |
| 258 TRACE_EVENT_PHASE_INSTANT, category_group, name, timestamp, \ | 258 TRACE_EVENT_PHASE_INSTANT, category_group, name, timestamp, \ |
| 259 TRACE_EVENT_FLAG_NONE | scope) | 259 TRACE_EVENT_FLAG_NONE | scope) |
| 260 | 260 |
| 261 #define TRACE_EVENT_INSTANT_WITH_TIMESTAMP1(category_group, name, scope, \ |
| 262 timestamp, arg_name, arg_val) \ |
| 263 INTERNAL_TRACE_EVENT_ADD_WITH_TIMESTAMP( \ |
| 264 TRACE_EVENT_PHASE_INSTANT, category_group, name, timestamp, \ |
| 265 TRACE_EVENT_FLAG_NONE | scope, arg_name, arg_val) |
| 266 |
| 261 // Records a single BEGIN event called "name" immediately, with 0, 1 or 2 | 267 // Records a single BEGIN event called "name" immediately, with 0, 1 or 2 |
| 262 // associated arguments. If the category is not enabled, then this | 268 // associated arguments. If the category is not enabled, then this |
| 263 // does nothing. | 269 // does nothing. |
| 264 // - category and name strings must have application lifetime (statics or | 270 // - category and name strings must have application lifetime (statics or |
| 265 // literals). They may not include " chars. | 271 // literals). They may not include " chars. |
| 266 #define TRACE_EVENT_BEGIN0(category_group, name) \ | 272 #define TRACE_EVENT_BEGIN0(category_group, name) \ |
| 267 INTERNAL_TRACE_EVENT_ADD(TRACE_EVENT_PHASE_BEGIN, category_group, name, \ | 273 INTERNAL_TRACE_EVENT_ADD(TRACE_EVENT_PHASE_BEGIN, category_group, name, \ |
| 268 TRACE_EVENT_FLAG_NONE) | 274 TRACE_EVENT_FLAG_NONE) |
| 269 #define TRACE_EVENT_BEGIN1(category_group, name, arg1_name, arg1_val) \ | 275 #define TRACE_EVENT_BEGIN1(category_group, name, arg1_name, arg1_val) \ |
| 270 INTERNAL_TRACE_EVENT_ADD(TRACE_EVENT_PHASE_BEGIN, category_group, name, \ | 276 INTERNAL_TRACE_EVENT_ADD(TRACE_EVENT_PHASE_BEGIN, category_group, name, \ |
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| 1064 | 1070 |
| 1065 // Enum reflecting the scope of an INSTANT event. Must fit within | 1071 // Enum reflecting the scope of an INSTANT event. Must fit within |
| 1066 // TRACE_EVENT_FLAG_SCOPE_MASK. | 1072 // TRACE_EVENT_FLAG_SCOPE_MASK. |
| 1067 #define TRACE_EVENT_SCOPE_GLOBAL (static_cast<unsigned char>(0 << 3)) | 1073 #define TRACE_EVENT_SCOPE_GLOBAL (static_cast<unsigned char>(0 << 3)) |
| 1068 #define TRACE_EVENT_SCOPE_PROCESS (static_cast<unsigned char>(1 << 3)) | 1074 #define TRACE_EVENT_SCOPE_PROCESS (static_cast<unsigned char>(1 << 3)) |
| 1069 #define TRACE_EVENT_SCOPE_THREAD (static_cast<unsigned char>(2 << 3)) | 1075 #define TRACE_EVENT_SCOPE_THREAD (static_cast<unsigned char>(2 << 3)) |
| 1070 | 1076 |
| 1071 #define TRACE_EVENT_SCOPE_NAME_GLOBAL ('g') | 1077 #define TRACE_EVENT_SCOPE_NAME_GLOBAL ('g') |
| 1072 #define TRACE_EVENT_SCOPE_NAME_PROCESS ('p') | 1078 #define TRACE_EVENT_SCOPE_NAME_PROCESS ('p') |
| 1073 #define TRACE_EVENT_SCOPE_NAME_THREAD ('t') | 1079 #define TRACE_EVENT_SCOPE_NAME_THREAD ('t') |
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