jdk8-mips64-public/hotspot: src/share/vm/gc_implementation/g1/g1_specialized_oop

7092309: G1: introduce old region set
Summary: Keep track of all the old regions in the heap with a heap region set.
Reviewed-by: brutisso, johnc

     1 /*

     2  * Copyright (c) 2001, 2011, Oracle and/or its affiliates. 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 Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

    20  * or visit www.oracle.com if you need additional information or have any

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    23  */

    25 #ifndef SHARE_VM_GC_IMPLEMENTATION_G1_G1_SPECIALIZED_OOP_CLOSURES_HPP

    26 #define SHARE_VM_GC_IMPLEMENTATION_G1_G1_SPECIALIZED_OOP_CLOSURES_HPP

    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.

    33 // Forward declarations.

    34 enum G1Barrier {

    35   G1BarrierNone, G1BarrierRS, G1BarrierEvac

    36 };

    38 template<bool do_gen_barrier, G1Barrier barrier,

    39          bool do_mark_object>

    40 class G1ParCopyClosure;

    41 class G1ParScanClosure;

    42 class G1ParPushHeapRSClosure;

    44 typedef G1ParCopyClosure<false, G1BarrierEvac, false> G1ParScanHeapEvacClosure;

    46 class FilterIntoCSClosure;

    47 class FilterOutOfRegionClosure;

    48 class G1CMOopClosure;

    50 #ifdef FURTHER_SPECIALIZED_OOP_OOP_ITERATE_CLOSURES

    51 #error "FURTHER_SPECIALIZED_OOP_OOP_ITERATE_CLOSURES already defined."

    52 #endif

    54 #define FURTHER_SPECIALIZED_OOP_OOP_ITERATE_CLOSURES(f) \

    55       f(G1ParScanHeapEvacClosure,_nv)                   \

    56       f(G1ParScanClosure,_nv)                           \

    57       f(G1ParPushHeapRSClosure,_nv)                     \

    58       f(FilterIntoCSClosure,_nv)                        \

    59       f(FilterOutOfRegionClosure,_nv)                   \

    60       f(G1CMOopClosure,_nv)

    62 #ifdef FURTHER_SPECIALIZED_SINCE_SAVE_MARKS_CLOSURES

    63 #error "FURTHER_SPECIALIZED_SINCE_SAVE_MARKS_CLOSURES already defined."

    64 #endif

    66 #define FURTHER_SPECIALIZED_SINCE_SAVE_MARKS_CLOSURES(f)

    68 #endif // SHARE_VM_GC_IMPLEMENTATION_G1_G1_SPECIALIZED_OOP_CLOSURES_HPP

src/share/vm/gc_implementation/g1/g1_specialized_oop_closures.hpp@8aae2050e83e