author | dcubed |
Wed, 22 Nov 2017 17:54:50 -0800 | |
changeset 48105 | 8d15b1369c7a |
child 48312 | 2a1413298af0 |
permissions | -rw-r--r-- |
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/* |
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* Copyright (c) 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_VM_RUNTIME_THREADSMR_INLINE_HPP |
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#define SHARE_VM_RUNTIME_THREADSMR_INLINE_HPP |
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#include "runtime/atomic.hpp" |
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#include "runtime/prefetch.inline.hpp" |
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#include "runtime/thread.inline.hpp" |
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#include "runtime/threadSMR.hpp" |
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// Devirtualize known thread closure types. |
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template <class T> |
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inline void ThreadsList::threads_do_dispatch(T *cl, JavaThread *const thread) const { |
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cl->T::do_thread(thread); |
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} |
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template <> |
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inline void ThreadsList::threads_do_dispatch<ThreadClosure>(ThreadClosure *cl, JavaThread *const thread) const { |
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cl->do_thread(thread); |
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} |
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template <class T> |
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inline void ThreadsList::threads_do(T *cl) const { |
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const intx scan_interval = PrefetchScanIntervalInBytes; |
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JavaThread *const *const end = _threads + _length; |
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for (JavaThread *const *current_p = _threads; current_p != end; current_p++) { |
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Prefetch::read((void*)current_p, scan_interval); |
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JavaThread *const current = *current_p; |
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threads_do_dispatch(cl, current); |
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} |
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} |
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inline ThreadsList* ThreadsListSetter::list() { |
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ThreadsList *ret = _target->get_threads_hazard_ptr(); |
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assert(ret != NULL, "hazard ptr should be set"); |
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assert(!Thread::is_hazard_ptr_tagged(ret), "hazard ptr should be validated"); |
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return ret; |
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} |
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#endif // SHARE_VM_RUNTIME_THREADSMR_INLINE_HPP |