author | pliden |
Fri, 13 Sep 2019 08:40:09 +0200 | |
changeset 58125 | 9b4717ca9bd1 |
parent 53072 | 82d3f0820d37 |
child 58706 | d8e211419aaf |
permissions | -rw-r--r-- |
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/* |
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* Copyright (c) 2015, 2017, Oracle and/or its affiliates. All rights reserved. |
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
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* |
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* This code is free software; you can redistribute it and/or modify it |
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* under the terms of the GNU General Public License version 2 only, as |
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* published by the Free Software Foundation. |
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* |
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* This code is distributed in the hope that it will be useful, but WITHOUT |
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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* version 2 for more details (a copy is included in the LICENSE file that |
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* accompanied this code). |
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* |
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* You should have received a copy of the GNU General Public License version |
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* 2 along with this work; if not, write to the Free Software Foundation, |
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
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* |
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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* or visit www.oracle.com if you need additional information or have any |
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* questions. |
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*/ |
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|
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#ifndef SHARE_GC_Z_ZTHREAD_HPP |
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#define SHARE_GC_Z_ZTHREAD_HPP |
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|
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#include "memory/allocation.hpp" |
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#include "utilities/globalDefinitions.hpp" |
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#include "utilities/debug.hpp" |
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|
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class ZThread : public AllStatic { |
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friend class ZTask; |
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friend class ZWorkersInitializeTask; |
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friend class ZRuntimeWorkersInitializeTask; |
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private: |
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static THREAD_LOCAL bool _initialized; |
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static THREAD_LOCAL uintptr_t _id; |
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static THREAD_LOCAL bool _is_vm; |
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static THREAD_LOCAL bool _is_java; |
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static THREAD_LOCAL bool _is_worker; |
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static THREAD_LOCAL bool _is_runtime_worker; |
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static THREAD_LOCAL uint _worker_id; |
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static void initialize(); |
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static void ensure_initialized() { |
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if (!_initialized) { |
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initialize(); |
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} |
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} |
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static void set_worker(); |
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static void set_runtime_worker(); |
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static bool has_worker_id(); |
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static void set_worker_id(uint worker_id); |
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static void clear_worker_id(); |
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public: |
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static const char* name(); |
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static uintptr_t id() { |
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ensure_initialized(); |
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return _id; |
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} |
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static bool is_vm() { |
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ensure_initialized(); |
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return _is_vm; |
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} |
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static bool is_java() { |
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ensure_initialized(); |
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return _is_java; |
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} |
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static bool is_worker() { |
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ensure_initialized(); |
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return _is_worker; |
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} |
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static bool is_runtime_worker() { |
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ensure_initialized(); |
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return _is_runtime_worker; |
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} |
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static uint worker_id() { |
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assert(has_worker_id(), "Worker id not initialized"); |
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return _worker_id; |
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} |
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}; |
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#endif // SHARE_GC_Z_ZTHREAD_HPP |