112 lines
4.9 KiB
C++
112 lines
4.9 KiB
C++
/*
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* Copyright (c) 2001, 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_GC_SHARED_SPECIALIZED_OOP_CLOSURES_HPP
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#define SHARE_VM_GC_SHARED_SPECIALIZED_OOP_CLOSURES_HPP
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#include "gc/serial/serial_specialized_oop_closures.hpp"
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#include "utilities/macros.hpp"
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#if INCLUDE_ALL_GCS
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#include "gc/cms/cms_specialized_oop_closures.hpp"
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#include "gc/g1/g1_specialized_oop_closures.hpp"
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#endif // INCLUDE_ALL_GCS
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// The following OopClosure types get specialized versions of
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// "oop_oop_iterate" that invoke the closures' do_oop methods
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// non-virtually, using a mechanism defined in this file. Extend these
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// macros in the obvious way to add specializations for new closures.
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// Forward declarations.
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class ExtendedOopClosure;
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class NoHeaderExtendedOopClosure;
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class OopsInGenClosure;
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// This macro applies an argument macro to all OopClosures for which we
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// want specialized bodies of "oop_oop_iterate". The arguments to "f" are:
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// "f(closureType, non_virtual)"
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// where "closureType" is the name of the particular subclass of ExtendedOopClosure,
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// and "non_virtual" will be the string "_nv" if the closure type should
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// have its "do_oop" method invoked non-virtually, or else the
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// string "_v". ("ExtendedOopClosure" itself will be the only class in the latter
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// category.)
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// This is split into several because of a Visual C++ 6.0 compiler bug
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// where very long macros cause the compiler to crash
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#define SPECIALIZED_OOP_OOP_ITERATE_CLOSURES_1(f) \
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f(NoHeaderExtendedOopClosure,_nv) \
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SPECIALIZED_OOP_OOP_ITERATE_CLOSURES_S(f) \
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ALL_GCS_ONLY(SPECIALIZED_OOP_OOP_ITERATE_CLOSURES_P(f))
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#define SPECIALIZED_OOP_OOP_ITERATE_CLOSURES_2(f) \
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SPECIALIZED_OOP_OOP_ITERATE_CLOSURES_MS(f) \
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ALL_GCS_ONLY(SPECIALIZED_OOP_OOP_ITERATE_CLOSURES_CMS(f)) \
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ALL_GCS_ONLY(SPECIALIZED_OOP_OOP_ITERATE_CLOSURES_G1(f)) \
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ALL_GCS_ONLY(SPECIALIZED_OOP_OOP_ITERATE_CLOSURES_G1FULL(f))
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// We separate these out, because sometime the general one has
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// a different definition from the specialized ones, and sometimes it
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// doesn't.
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#define ALL_OOP_OOP_ITERATE_CLOSURES_1(f) \
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f(ExtendedOopClosure,_v) \
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SPECIALIZED_OOP_OOP_ITERATE_CLOSURES_1(f)
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#define ALL_OOP_OOP_ITERATE_CLOSURES_2(f) \
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SPECIALIZED_OOP_OOP_ITERATE_CLOSURES_2(f)
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// This macro applies an argument macro to all OopClosures for which we
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// want specialized bodies of a family of methods related to
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// "par_oop_iterate". The arguments to f are the same as above.
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// The "root_class" is the most general class to define; this may be
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// "OopClosure" in some applications and "OopsInGenClosure" in others.
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#define ALL_PAR_OOP_ITERATE_CLOSURES(f) \
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f(ExtendedOopClosure,_v) \
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ALL_GCS_ONLY(SPECIALIZED_PAR_OOP_ITERATE_CLOSURES(f))
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// This macro applies an argument macro to all OopClosures for which we
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// want specialized bodies of a family of methods related to
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// "oops_since_save_marks_do". The arguments to f are the same as above.
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// The "root_class" is the most general class to define; this may be
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// "OopClosure" in some applications and "OopsInGenClosure" in others.
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#define SPECIALIZED_SINCE_SAVE_MARKS_CLOSURES_YOUNG(f) \
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SPECIALIZED_SINCE_SAVE_MARKS_CLOSURES_YOUNG_S(f) \
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ALL_GCS_ONLY(SPECIALIZED_SINCE_SAVE_MARKS_CLOSURES_YOUNG_P(f))
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#define SPECIALIZED_SINCE_SAVE_MARKS_CLOSURES(f) \
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SPECIALIZED_SINCE_SAVE_MARKS_CLOSURES_YOUNG(f)
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// We separate these out, because sometime the general one has
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// a different definition from the specialized ones, and sometimes it
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// doesn't.
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#define ALL_SINCE_SAVE_MARKS_CLOSURES(f) \
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f(OopsInGenClosure,_v) \
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SPECIALIZED_SINCE_SAVE_MARKS_CLOSURES(f)
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#endif // SHARE_VM_GC_SHARED_SPECIALIZED_OOP_CLOSURES_HPP
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