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

6890137: G1: revamp reachable object dump
Summary: Revamp the reachable object dump debugging facility.
Reviewed-by: jmasa, apetrusenko

     1 /*

     2  * Copyright 2001-2009 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  */

    25 // The following OopClosure types get specialized versions of

    26 // "oop_oop_iterate" that invoke the closures' do_oop methods

    27 // non-virtually, using a mechanism defined in this file.  Extend these

    28 // macros in the obvious way to add specializations for new closures.

    30 // Forward declarations.

    31 enum G1Barrier {

    32   G1BarrierNone, G1BarrierRS, G1BarrierEvac

    33 };

    35 template<bool do_gen_barrier, G1Barrier barrier,

    36          bool do_mark_forwardee, bool skip_cset_test>

    37 class G1ParCopyClosure;

    38 class G1ParScanClosure;

    40 typedef G1ParCopyClosure<false, G1BarrierEvac, false, true> G1ParScanHeapEvacClosure;

    42 class FilterIntoCSClosure;

    43 class FilterOutOfRegionClosure;

    44 class FilterInHeapRegionAndIntoCSClosure;

    45 class FilterAndMarkInHeapRegionAndIntoCSClosure;

    47 #ifdef FURTHER_SPECIALIZED_OOP_OOP_ITERATE_CLOSURES

    48 #error "FURTHER_SPECIALIZED_OOP_OOP_ITERATE_CLOSURES already defined."

    49 #endif

    51 #define FURTHER_SPECIALIZED_OOP_OOP_ITERATE_CLOSURES(f) \

    52       f(G1ParScanHeapEvacClosure,_nv)                   \

    53       f(G1ParScanClosure,_nv)                           \

    54       f(FilterIntoCSClosure,_nv)                        \

    55       f(FilterOutOfRegionClosure,_nv)                   \

    56       f(FilterInHeapRegionAndIntoCSClosure,_nv)         \

    57       f(FilterAndMarkInHeapRegionAndIntoCSClosure,_nv)

    59 #ifdef FURTHER_SPECIALIZED_SINCE_SAVE_MARKS_CLOSURES

    60 #error "FURTHER_SPECIALIZED_SINCE_SAVE_MARKS_CLOSURES already defined."

    61 #endif

    63 #define FURTHER_SPECIALIZED_SINCE_SAVE_MARKS_CLOSURES(f)

src/share/vm/gc_implementation/g1/g1_specialized_oop_closures.hpp@6270f80a7331