52 lines
1.3 KiB
C++
52 lines
1.3 KiB
C++
// OpenSTA, Static Timing Analyzer
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// Copyright (c) 2019, Parallax Software, Inc.
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//
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with this program. If not, see <https://www.gnu.org/licenses/>.
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#include "Machine.hh"
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#include "ThreadWorker.hh"
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#include "ThreadPool.hh"
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namespace sta {
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ThreadPool::~ThreadPool()
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{
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threads_.deleteContentsClear();
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}
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ThreadWorker *
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ThreadPool::pop()
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{
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lock_.lock();
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if (!threads_.empty()) {
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ThreadWorker *thread = threads_.back();
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threads_.pop_back();
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lock_.unlock();
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return thread;
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}
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lock_.unlock();
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// No threads in the pool, get a new one.
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return new ThreadWorker;
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}
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void
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ThreadPool::push(ThreadWorker *thread)
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{
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lock_.lock();
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threads_.push_back(thread);
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lock_.unlock();
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}
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} // namespace
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