diff -r f0312c7d5b37 -r ba6c248cae19 src/hotspot/share/gc/cms/cmsOopClosures.inline.hpp --- a/src/hotspot/share/gc/cms/cmsOopClosures.inline.hpp Wed Nov 13 11:21:15 2019 +0100 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 @@ -1,88 +0,0 @@ -/* - * Copyright (c) 2007, 2019, Oracle and/or its affiliates. All rights reserved. - * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. - * - * This code is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 only, as - * published by the Free Software Foundation. - * - * This code is distributed in the hope that it will be useful, but WITHOUT - * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or - * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License - * version 2 for more details (a copy is included in the LICENSE file that - * accompanied this code). - * - * You should have received a copy of the GNU General Public License version - * 2 along with this work; if not, write to the Free Software Foundation, - * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. - * - * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA - * or visit www.oracle.com if you need additional information or have any - * questions. - * - */ - -#ifndef SHARE_GC_CMS_CMSOOPCLOSURES_INLINE_HPP -#define SHARE_GC_CMS_CMSOOPCLOSURES_INLINE_HPP - -#include "gc/cms/cmsOopClosures.hpp" -#include "gc/cms/concurrentMarkSweepGeneration.hpp" -#include "gc/shared/taskqueue.inline.hpp" -#include "oops/access.inline.hpp" -#include "oops/compressedOops.inline.hpp" -#include "oops/oop.inline.hpp" - -// MetadataVisitingOopIterateClosure and MetadataVisitingOopsInGenClosure are duplicated, -// until we get rid of OopsInGenClosure. - -inline void MetadataVisitingOopsInGenClosure::do_klass(Klass* k) { - ClassLoaderData* cld = k->class_loader_data(); - MetadataVisitingOopsInGenClosure::do_cld(cld); -} - -inline void MetadataVisitingOopsInGenClosure::do_cld(ClassLoaderData* cld) { - cld->oops_do(this, ClassLoaderData::_claim_strong); -} - -// Decode the oop and call do_oop on it. -#define DO_OOP_WORK_IMPL(cls) \ - template void cls::do_oop_work(T* p) { \ - T heap_oop = RawAccess<>::oop_load(p); \ - if (!CompressedOops::is_null(heap_oop)) { \ - oop obj = CompressedOops::decode_not_null(heap_oop); \ - do_oop(obj); \ - } \ - } \ - inline void cls::do_oop(oop* p) { do_oop_work(p); } \ - inline void cls::do_oop(narrowOop* p) { do_oop_work(p); } - -DO_OOP_WORK_IMPL(MarkRefsIntoClosure) -DO_OOP_WORK_IMPL(ParMarkRefsIntoClosure) -DO_OOP_WORK_IMPL(MarkRefsIntoVerifyClosure) -DO_OOP_WORK_IMPL(PushAndMarkClosure) -DO_OOP_WORK_IMPL(ParPushAndMarkClosure) -DO_OOP_WORK_IMPL(MarkRefsIntoAndScanClosure) -DO_OOP_WORK_IMPL(ParMarkRefsIntoAndScanClosure) - -// Trim our work_queue so its length is below max at return -inline void ParMarkRefsIntoAndScanClosure::trim_queue(uint max) { - while (_work_queue->size() > max) { - oop newOop; - if (_work_queue->pop_local(newOop)) { - assert(oopDesc::is_oop(newOop), "Expected an oop"); - assert(_bit_map->isMarked((HeapWord*)newOop), - "only grey objects on this stack"); - // iterate over the oops in this oop, marking and pushing - // the ones in CMS heap (i.e. in _span). - newOop->oop_iterate(&_parPushAndMarkClosure); - } - } -} - -DO_OOP_WORK_IMPL(PushOrMarkClosure) -DO_OOP_WORK_IMPL(ParPushOrMarkClosure) -DO_OOP_WORK_IMPL(CMSKeepAliveClosure) -DO_OOP_WORK_IMPL(CMSInnerParMarkAndPushClosure) -DO_OOP_WORK_IMPL(CMSParKeepAliveClosure) - -#endif // SHARE_GC_CMS_CMSOOPCLOSURES_INLINE_HPP