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/**
* \file imperative/src/impl/event_pool.h
* MegEngine is Licensed under the Apache License, Version 2.0 (the "License")
*
* Copyright (c) 2014-2021 Megvii Inc. All rights reserved.
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT ARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
*/
#pragma once
#include "megbrain/comp_node.h"
namespace mgb {
namespace imperative {
class EventPool : CompNodeDepedentObject {
CompNode::UnorderedMap<CompNode::EventPool> m_cn2pool;
Spinlock m_lock;
size_t m_flags;
EventPool(size_t flags = 0);
public:
static EventPool& with_timer();
static EventPool& without_timer();
CompNode::Event* alloc(CompNode cn);
std::shared_ptr<CompNode::Event> alloc_shared(CompNode cn);
void free(CompNode::Event* event);
std::shared_ptr<void> on_comp_node_finalize();
~EventPool();
using CompNodeDepedentObject::is_finalized;
};
} // namespace imperative
} // namespace mgb