diff -r 4e648a2d8480 -r 7893d1012580 src/hotspot/share/gc/cms/promotionInfo.inline.hpp --- a/src/hotspot/share/gc/cms/promotionInfo.inline.hpp Thu Nov 14 12:38:31 2019 +0000 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 @@ -1,77 +0,0 @@ -/* - * Copyright (c) 2010, 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_PROMOTIONINFO_INLINE_HPP -#define SHARE_GC_CMS_PROMOTIONINFO_INLINE_HPP - -#include "gc/cms/promotionInfo.hpp" -#include "oops/oop.inline.hpp" -#include "utilities/debug.hpp" -#include "utilities/macros.hpp" - -////////////////////////////////////////////////////////////////////////////// -// We go over the list of promoted objects, removing each from the list, -// and applying the closure (this may, in turn, add more elements to -// the tail of the promoted list, and these newly added objects will -// also be processed) until the list is empty. -// To aid verification and debugging, in the non-product builds -// we actually forward _promoHead each time we process a promoted oop. -// Note that this is not necessary in general (i.e. when we don't need to -// call PromotionInfo::verify()) because oop_iterate can only add to the -// end of _promoTail, and never needs to look at _promoHead. - -template -void PromotionInfo::promoted_oops_iterate(OopClosureType* cl) { - NOT_PRODUCT(verify()); - PromotedObject *curObj, *nextObj; - for (curObj = _promoHead; curObj != NULL; curObj = nextObj) { - if ((nextObj = curObj->next()) == NULL) { - /* protect ourselves against additions due to closure application - below by resetting the list. */ - assert(_promoTail == curObj, "Should have been the tail"); - _promoHead = _promoTail = NULL; - } - if (curObj->hasDisplacedMark()) { - /* restore displaced header */ - oop(curObj)->set_mark_raw(nextDisplacedHeader()); - } else { - /* restore prototypical header */ - oop(curObj)->init_mark_raw(); - } - /* The "promoted_mark" should now not be set */ - assert(!curObj->hasPromotedMark(), - "Should have been cleared by restoring displaced mark-word"); - NOT_PRODUCT(_promoHead = nextObj); - if (cl != NULL) oop(curObj)->oop_iterate(cl); - if (nextObj == NULL) { /* start at head of list reset above */ - nextObj = _promoHead; - } - } - assert(noPromotions(), "post-condition violation"); - assert(_promoHead == NULL && _promoTail == NULL, "emptied promoted list"); - assert(_spoolHead == _spoolTail, "emptied spooling buffers"); - assert(_firstIndex == _nextIndex, "empty buffer"); -} - -#endif // SHARE_GC_CMS_PROMOTIONINFO_INLINE_HPP