8233061: ZGC: Enforce memory ordering in segmented bit maps
Reviewed-by: pliden, stefank
/*
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* 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).
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* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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#include "precompiled.hpp"
#include "gc/z/zMarkCache.inline.hpp"
#include "utilities/globalDefinitions.hpp"
ZMarkCacheEntry::ZMarkCacheEntry() :
_page(NULL),
_objects(0),
_bytes(0) {}
ZMarkCache::ZMarkCache(size_t nstripes) :
_shift(ZMarkStripeShift + exact_log2(nstripes)) {}
ZMarkCache::~ZMarkCache() {
// Evict all entries
for (size_t i = 0; i < ZMarkCacheSize; i++) {
_cache[i].evict();
}
}