Christopher Ferris | 33c03d3 | 2015-09-11 15:34:23 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2015 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 _MEMORY_REPLAY_THREAD_H |
| 18 | #define _MEMORY_REPLAY_THREAD_H |
| 19 | |
| 20 | #include <pthread.h> |
| 21 | #include <stdint.h> |
| 22 | #include <sys/types.h> |
| 23 | |
| 24 | class Action; |
| 25 | class Pointers; |
| 26 | |
| 27 | constexpr size_t ACTION_MEMORY_SIZE = 128; |
| 28 | |
| 29 | class Thread { |
| 30 | public: |
| 31 | Thread(); |
| 32 | virtual ~Thread(); |
| 33 | |
| 34 | void WaitForReady(); |
| 35 | void WaitForPending(); |
| 36 | void SetPending(); |
| 37 | void ClearPending(); |
| 38 | |
| 39 | Action* CreateAction(uintptr_t key_pointer, const char* type, const char* line); |
Christopher Ferris | cd7d108 | 2015-10-14 13:25:15 -0700 | [diff] [blame] | 40 | void AddTimeNsecs(uint64_t nsecs) { total_time_nsecs_ += nsecs; } |
Christopher Ferris | 33c03d3 | 2015-09-11 15:34:23 -0700 | [diff] [blame] | 41 | |
| 42 | void set_pointers(Pointers* pointers) { pointers_ = pointers; } |
| 43 | Pointers* pointers() { return pointers_; } |
| 44 | |
| 45 | Action* GetAction() { return reinterpret_cast<Action*>(action_memory_); } |
| 46 | |
| 47 | private: |
| 48 | pthread_mutex_t mutex_ = PTHREAD_MUTEX_INITIALIZER; |
| 49 | pthread_cond_t cond_; |
| 50 | bool pending_ = false; |
| 51 | |
| 52 | pthread_t thread_id_; |
| 53 | pid_t tid_ = 0; |
Christopher Ferris | cd7d108 | 2015-10-14 13:25:15 -0700 | [diff] [blame] | 54 | uint64_t total_time_nsecs_ = 0; |
Christopher Ferris | 33c03d3 | 2015-09-11 15:34:23 -0700 | [diff] [blame] | 55 | |
| 56 | Pointers* pointers_ = nullptr; |
| 57 | |
| 58 | // Per thread memory for an Action. Only one action can be processed. |
| 59 | // at a time. |
| 60 | static constexpr size_t ACTION_SIZE = 128; |
| 61 | uint8_t action_memory_[ACTION_SIZE]; |
| 62 | |
| 63 | friend class Threads; |
| 64 | }; |
| 65 | |
| 66 | #endif // _MEMORY_REPLAY_THREAD_H |