hotspot/src/share/vm/oops/klassPS.hpp
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0:fd16c54261b3 1:489c9b5090e2
       
     1 /*
       
     2  * Copyright (c) 2007 Sun Microsystems, Inc.  All Rights Reserved.
       
     3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
       
     4  *
       
     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.
       
     8  *
       
     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
       
    16  * 2 along with this work; if not, write to the Free Software Foundation,
       
    17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
       
    18  *
       
    19  * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
       
    20  * CA 95054 USA or visit www.sun.com if you need additional information or
       
    21  * have any questions.
       
    22  *
       
    23  */
       
    24 #ifndef KLASS_PS_H
       
    25 #define KLASS_PS_H
       
    26 
       
    27   // Expands to Parallel Scavenge and Parallel Old declarations
       
    28 
       
    29 #ifndef SERIALGC
       
    30 #define PARALLEL_GC_DECLS \
       
    31   virtual void oop_copy_contents(PSPromotionManager* pm, oop obj);          \
       
    32   virtual void oop_push_contents(PSPromotionManager* pm, oop obj);          \
       
    33   /* Parallel Old GC support                                                \
       
    34                                                                             \
       
    35    The 2-arg version of oop_update_pointers is for objects that are         \
       
    36    known not to cross chunk boundaries.  The 4-arg version is for           \
       
    37    objects that do (or may) cross chunk boundaries; it updates only those   \
       
    38    oops that are in the region [beg_addr, end_addr).  */                    \
       
    39   virtual void oop_follow_contents(ParCompactionManager* cm, oop obj);      \
       
    40   virtual int  oop_update_pointers(ParCompactionManager* cm, oop obj);      \
       
    41   virtual int  oop_update_pointers(ParCompactionManager* cm, oop obj,       \
       
    42                                    HeapWord* beg_addr, HeapWord* end_addr);
       
    43 
       
    44 // Pure virtual version for klass.hpp
       
    45 #define PARALLEL_GC_DECLS_PV \
       
    46   virtual void oop_copy_contents(PSPromotionManager* pm, oop obj) = 0;      \
       
    47   virtual void oop_push_contents(PSPromotionManager* pm, oop obj) = 0;      \
       
    48   virtual void oop_follow_contents(ParCompactionManager* cm, oop obj) = 0;  \
       
    49   virtual int  oop_update_pointers(ParCompactionManager* cm, oop obj) = 0;  \
       
    50   virtual int  oop_update_pointers(ParCompactionManager* cm, oop obj,       \
       
    51                                    HeapWord* beg_addr, HeapWord* end_addr) = 0;
       
    52 #else  // SERIALGC
       
    53 #define PARALLEL_GC_DECLS
       
    54 #define PARALLEL_GC_DECLS_PV
       
    55 #endif // SERIALGC
       
    56 
       
    57 #endif // KLASS_PS_H