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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* 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
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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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#ifndef SHARE_GC_Z_ZVERIFY_HPP
#define SHARE_GC_Z_ZVERIFY_HPP
#include "memory/allocation.hpp"
class ZPageAllocator;
class ZVerify : public AllStatic {
private:
template <typename RootsIterator> static void roots();
static void roots_strong();
static void roots_weak();
static void roots_concurrent_strong();
static void roots_concurrent_weak();
static void roots(bool verify_weaks);
static void objects(bool verify_weaks);
static void roots_and_objects(bool verify_weaks);
public:
static void before_zoperation();
static void after_mark();
static void after_weak_processing();
};
class ZVerifyViewsFlip {
private:
const ZPageAllocator* const _allocator;
public:
ZVerifyViewsFlip(const ZPageAllocator* allocator);
~ZVerifyViewsFlip();
};
#endif // SHARE_GC_Z_ZVERIFY_HPP