1 /*
   2  * Copyright (c) 2001, 2017, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.
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   9  * This code is distributed in the hope that it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  12  * version 2 for more details (a copy is included in the LICENSE file that
  13  * accompanied this code).
  14  *
  15  * You should have received a copy of the GNU General Public License version
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  17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  18  *
  19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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  24 
  25 #ifndef SHARE_GC_CMS_CMS_SPECIALIZED_OOP_CLOSURES_HPP
  26 #define SHARE_GC_CMS_CMS_SPECIALIZED_OOP_CLOSURES_HPP
  27 
  28 // The following OopClosure types get specialized versions of
  29 // "oop_oop_iterate" that invoke the closures' do_oop methods
  30 // non-virtually, using a mechanism defined in this file.  Extend these
  31 // macros in the obvious way to add specializations for new closures.
  32 
  33 // Forward declarations.
  34 
  35 // ParNew
  36 class ParScanWithBarrierClosure;
  37 class ParScanWithoutBarrierClosure;
  38 
  39 // CMS
  40 class MarkRefsIntoAndScanClosure;
  41 class ParMarkRefsIntoAndScanClosure;
  42 class PushAndMarkClosure;
  43 class ParPushAndMarkClosure;
  44 class PushOrMarkClosure;
  45 class ParPushOrMarkClosure;
  46 class CMSKeepAliveClosure;
  47 class CMSInnerParMarkAndPushClosure;
  48 
  49 #define SPECIALIZED_OOP_OOP_ITERATE_CLOSURES_P(f)         \
  50   f(ParScanWithBarrierClosure,_nv)                        \
  51   f(ParScanWithoutBarrierClosure,_nv)
  52 
  53 #define SPECIALIZED_OOP_OOP_ITERATE_CLOSURES_CMS(f)       \
  54   f(MarkRefsIntoAndScanClosure,_nv)                       \
  55   f(ParMarkRefsIntoAndScanClosure,_nv)                    \
  56   f(PushAndMarkClosure,_nv)                               \
  57   f(ParPushAndMarkClosure,_nv)                            \
  58   f(PushOrMarkClosure,_nv)                                \
  59   f(ParPushOrMarkClosure,_nv)                             \
  60   f(CMSKeepAliveClosure,_nv)                              \
  61   f(CMSInnerParMarkAndPushClosure,_nv)
  62 
  63 #define SPECIALIZED_PAR_OOP_ITERATE_CLOSURES(f)           \
  64   f(MarkRefsIntoAndScanClosure,_nv)                       \
  65   f(PushAndMarkClosure,_nv)                               \
  66   f(ParMarkRefsIntoAndScanClosure,_nv)                    \
  67   f(ParPushAndMarkClosure,_nv)
  68 
  69 #define SPECIALIZED_SINCE_SAVE_MARKS_CLOSURES_YOUNG_P(f)  \
  70   f(ParScanWithBarrierClosure,_nv)                        \
  71   f(ParScanWithoutBarrierClosure,_nv)
  72 
  73 #endif // SHARE_GC_CMS_CMS_SPECIALIZED_OOP_CLOSURES_HPP