jdk8-mips64-public/hotspot: src/share/vm/memory/serialize.cpp@e9ff18c4ace7

     1 /*

     2  * Copyright (c) 2003, 2009, 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

    21  * questions.

    22  *

    23  */

    25 # include "incls/_precompiled.incl"

    26 # include "incls/_serialize.cpp.incl"

    29 // Serialize out the block offset shared array for the shared spaces.

    31 void CompactingPermGenGen::serialize_bts(SerializeOopClosure* soc) {

    32   _ro_bts->serialize(soc, readonly_bottom, readonly_end);

    33   _rw_bts->serialize(soc, readwrite_bottom, readwrite_end);

    34 }

    37 // Read/write a data stream for restoring/preserving oop pointers and

    38 // miscellaneous data from/to the shared archive file.

    40 void CompactingPermGenGen::serialize_oops(SerializeOopClosure* soc) {

    41   int tag = 0;

    42   soc->do_tag(--tag);

    44   assert(!UseCompressedOops, "UseCompressedOops doesn't work with shared archive");

    45   // Verify the sizes of various oops in the system.

    46   soc->do_tag(sizeof(oopDesc));

    47   soc->do_tag(sizeof(instanceOopDesc));

    48   soc->do_tag(sizeof(methodOopDesc));

    49   soc->do_tag(sizeof(constMethodOopDesc));

    50   soc->do_tag(sizeof(methodDataOopDesc));

    51   soc->do_tag(arrayOopDesc::base_offset_in_bytes(T_BYTE));

    52   soc->do_tag(sizeof(constantPoolOopDesc));

    53   soc->do_tag(sizeof(constantPoolCacheOopDesc));

    54   soc->do_tag(objArrayOopDesc::base_offset_in_bytes());

    55   soc->do_tag(typeArrayOopDesc::base_offset_in_bytes(T_BYTE));

    56   soc->do_tag(sizeof(symbolOopDesc));

    57   soc->do_tag(sizeof(klassOopDesc));

    58   soc->do_tag(sizeof(markOopDesc));

    59   soc->do_tag(sizeof(compiledICHolderOopDesc));

    61   // Dump the block offset table entries.

    62   GenCollectedHeap* gch = GenCollectedHeap::heap();

    63   CompactingPermGenGen* pg = (CompactingPermGenGen*)gch->perm_gen();

    64   pg->serialize_bts(soc);

    65   soc->do_tag(--tag);

    66   pg->ro_space()->serialize_block_offset_array_offsets(soc);

    67   soc->do_tag(--tag);

    68   pg->rw_space()->serialize_block_offset_array_offsets(soc);

    69   soc->do_tag(--tag);

    71   // Special case - this oop needed in oop->is_oop() assertions.

    72   soc->do_ptr((void**)&Universe::_klassKlassObj);

    73   soc->do_tag(--tag);

    75   // Dump/restore miscellaneous oops.

    76   Universe::oops_do(soc, true);

    77   soc->do_tag(--tag);

    79   vmSymbols::oops_do(soc, true);               soc->do_tag(--tag);

    80   CodeCache::oops_do(soc);                     soc->do_tag(--tag);

    81   soc->do_tag(666);

    82 }

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