95 lines
3.4 KiB
C++
95 lines
3.4 KiB
C++
/*
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* Copyright (c) 2003, 2011, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*
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*/
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#include "precompiled.hpp"
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#include "classfile/symbolTable.hpp"
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#include "classfile/systemDictionary.hpp"
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#include "code/codeCache.hpp"
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#include "memory/classify.hpp"
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#include "memory/compactingPermGenGen.hpp"
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#include "oops/compiledICHolderOop.hpp"
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#include "oops/methodDataOop.hpp"
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#include "oops/objArrayOop.hpp"
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#include "oops/oop.inline.hpp"
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// Serialize out the block offset shared array for the shared spaces.
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void CompactingPermGenGen::serialize_bts(SerializeOopClosure* soc) {
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_ro_bts->serialize(soc, readonly_bottom, readonly_end);
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_rw_bts->serialize(soc, readwrite_bottom, readwrite_end);
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}
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// Read/write a data stream for restoring/preserving oop pointers and
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// miscellaneous data from/to the shared archive file.
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void CompactingPermGenGen::serialize_oops(SerializeOopClosure* soc) {
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int tag = 0;
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soc->do_tag(--tag);
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assert(!UseCompressedOops, "UseCompressedOops doesn't work with shared archive");
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// Verify the sizes of various oops in the system.
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soc->do_tag(sizeof(oopDesc));
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soc->do_tag(sizeof(instanceOopDesc));
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soc->do_tag(sizeof(methodOopDesc));
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soc->do_tag(sizeof(constMethodOopDesc));
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soc->do_tag(sizeof(methodDataOopDesc));
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soc->do_tag(arrayOopDesc::base_offset_in_bytes(T_BYTE));
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soc->do_tag(sizeof(constantPoolOopDesc));
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soc->do_tag(sizeof(constantPoolCacheOopDesc));
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soc->do_tag(objArrayOopDesc::base_offset_in_bytes());
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soc->do_tag(typeArrayOopDesc::base_offset_in_bytes(T_BYTE));
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soc->do_tag(sizeof(Symbol));
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soc->do_tag(sizeof(klassOopDesc));
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soc->do_tag(sizeof(markOopDesc));
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soc->do_tag(sizeof(compiledICHolderOopDesc));
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// Dump the block offset table entries.
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GenCollectedHeap* gch = GenCollectedHeap::heap();
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CompactingPermGenGen* pg = (CompactingPermGenGen*)gch->perm_gen();
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pg->serialize_bts(soc);
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soc->do_tag(--tag);
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pg->ro_space()->serialize_block_offset_array_offsets(soc);
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soc->do_tag(--tag);
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pg->rw_space()->serialize_block_offset_array_offsets(soc);
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soc->do_tag(--tag);
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// Special case - this oop needed in oop->is_oop() assertions.
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soc->do_ptr((void**)&Universe::_klassKlassObj);
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soc->do_tag(--tag);
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// Dump/restore miscellaneous oops.
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Universe::oops_do(soc, true);
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soc->do_tag(--tag);
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CodeCache::oops_do(soc);
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soc->do_tag(--tag);
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// Dump/restore references to commonly used names and signatures.
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vmSymbols::serialize(soc);
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soc->do_tag(--tag);
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soc->do_tag(666);
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}
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