66 lines
1.7 KiB
C++
66 lines
1.7 KiB
C++
/*
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* Copyright (C) 2015 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef _MEMORY_REPLAY_THREAD_H
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#define _MEMORY_REPLAY_THREAD_H
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#include <pthread.h>
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#include <stdint.h>
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#include <sys/types.h>
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class Action;
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class Pointers;
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constexpr size_t ACTION_MEMORY_SIZE = 128;
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class Thread {
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public:
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Thread();
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virtual ~Thread();
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void WaitForReady();
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void WaitForPending();
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void SetPending();
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void ClearPending();
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Action* CreateAction(uintptr_t key_pointer, const char* type, const char* line);
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void AddTimeNsecs(uint64_t nsecs) { total_time_nsecs_ += nsecs; }
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void set_pointers(Pointers* pointers) { pointers_ = pointers; }
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Pointers* pointers() { return pointers_; }
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Action* GetAction() { return reinterpret_cast<Action*>(action_memory_); }
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private:
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pthread_mutex_t mutex_ = PTHREAD_MUTEX_INITIALIZER;
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pthread_cond_t cond_;
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bool pending_ = false;
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pthread_t thread_id_;
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pid_t tid_ = 0;
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uint64_t total_time_nsecs_ = 0;
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Pointers* pointers_ = nullptr;
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// Per thread memory for an Action. Only one action can be processed.
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// at a time.
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static constexpr size_t ACTION_SIZE = 128;
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uint8_t action_memory_[ACTION_SIZE];
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friend class Threads;
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};
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#endif // _MEMORY_REPLAY_THREAD_H
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