author | jrose |
Wed, 09 Jun 2010 18:50:45 -0700 | |
changeset 5882 | 6b2aecc4f7d8 |
parent 5547 | f4b087cbb361 |
child 6975 | dc9b63952682 |
permissions | -rw-r--r-- |
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/* |
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* Copyright (c) 1998, 2005, 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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inline intptr_t ObjectMonitor::is_entered(TRAPS) const { |
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if (THREAD == _owner || THREAD->is_lock_owned((address) _owner)) { |
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return 1; |
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} |
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return 0; |
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} |
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inline markOop ObjectMonitor::header() const { |
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return _header; |
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} |
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inline void ObjectMonitor::set_header(markOop hdr) { |
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_header = hdr; |
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} |
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inline intptr_t ObjectMonitor::count() const { |
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return _count; |
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} |
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inline void ObjectMonitor::set_count(intptr_t count) { |
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_count= count; |
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} |
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inline intptr_t ObjectMonitor::waiters() const { |
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return _waiters; |
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} |
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inline void* ObjectMonitor::owner() const { |
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return _owner; |
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} |
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inline void ObjectMonitor::clear() { |
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assert(_header, "Fatal logic error in ObjectMonitor header!"); |
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assert(_count == 0, "Fatal logic error in ObjectMonitor count!"); |
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assert(_waiters == 0, "Fatal logic error in ObjectMonitor waiters!"); |
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assert(_recursions == 0, "Fatal logic error in ObjectMonitor recursions!"); |
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assert(_object, "Fatal logic error in ObjectMonitor object!"); |
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assert(_owner == 0, "Fatal logic error in ObjectMonitor owner!"); |
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_header = NULL; |
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_object = NULL; |
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} |
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inline void* ObjectMonitor::object() const { |
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return _object; |
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} |
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inline void* ObjectMonitor::object_addr() { |
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return (void *)(&_object); |
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} |
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inline void ObjectMonitor::set_object(void* obj) { |
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_object = obj; |
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} |
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inline bool ObjectMonitor::check(TRAPS) { |
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if (THREAD != _owner) { |
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if (THREAD->is_lock_owned((address) _owner)) { |
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_owner = THREAD; // regain ownership of inflated monitor |
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OwnerIsThread = 1 ; |
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assert (_recursions == 0, "invariant") ; |
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} else { |
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check_slow(THREAD); |
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return false; |
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} |
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} |
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return true; |
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} |
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// return number of threads contending for this monitor |
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inline intptr_t ObjectMonitor::contentions() const { |
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return _count; |
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} |
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inline void ObjectMonitor::set_owner(void* owner) { |
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_owner = owner; |
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_recursions = 0; |
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_count = 0; |
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} |
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// here are the platform-dependent bodies: |
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# include "incls/_objectMonitor_pd.inline.hpp.incl" |