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8204210: Implementation: JEP 333: ZGC: A Scalable Low-Latency Garbage Collector (Experimental)

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Co-authored-by: Stefan Karlsson <stefan.karlsson@oracle.com>
Co-authored-by: Erik Osterlund <erik.osterlund@oracle.com>
Co-authored-by: Mikael Gerdin <mikael.gerdin@oracle.com>
Co-authored-by: Kim Barrett <kim.barrett@oracle.com>
Co-authored-by: Nils Eliasson <nils.eliasson@oracle.com>
Co-authored-by: Rickard Backman <rickard.backman@oracle.com>
Co-authored-by: Roland Westrelin <rwestrel@redhat.com>
Co-authored-by: Coleen Phillimore <coleen.phillimore@oracle.com>
Co-authored-by: Robbin Ehn <robbin.ehn@oracle.com>
Co-authored-by: Gerard Ziemski <gerard.ziemski@oracle.com>
Co-authored-by: Hugh Wilkinson <hugh.wilkinson@intel.com>
Co-authored-by: Sandhya Viswanathan <sandhya.viswanathan@intel.com>
Co-authored-by: Bill Wheeler <bill.npo.wheeler@intel.com>
Co-authored-by: Vinay K. Awasthi <vinay.k.awasthi@intel.com>
Co-authored-by: Yasumasa Suenaga <yasuenag@gmail.com>
Reviewed-by: pliden, stefank, eosterlund, ehelin, sjohanss, rbackman, coleenp, ihse, jgeorge, lmesnik, rkennke
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Per Lidén 2018-06-12 17:40:28 +02:00
parent 312328b44c
commit e7af7a4aef
322 changed files with 27196 additions and 79 deletions
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67
src/hotspot/share/gc/z/zThreadLocalData.hpp Normal file
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/*
* Copyright (c) 2018, 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_Z_ZTHREADLOCALDATA_HPP
#define SHARE_GC_Z_ZTHREADLOCALDATA_HPP
#include "gc/z/zMarkStack.hpp"
#include "runtime/thread.hpp"
#include "utilities/debug.hpp"
#include "utilities/sizes.hpp"
class ZThreadLocalData {
private:
uintptr_t _address_bad_mask;
ZMarkThreadLocalStacks _stacks;
ZThreadLocalData() :
_address_bad_mask(0),
_stacks() {}
static ZThreadLocalData* data(Thread* thread) {
return thread->gc_data<ZThreadLocalData>();
}
public:
static void create(Thread* thread) {
new (data(thread)) ZThreadLocalData();
}
static void destroy(Thread* thread) {
data(thread)->~ZThreadLocalData();
}
static void set_address_bad_mask(Thread* thread, uintptr_t mask) {
data(thread)->_address_bad_mask = mask;
}
static ZMarkThreadLocalStacks* stacks(Thread* thread) {
return &data(thread)->_stacks;
}
static ByteSize address_bad_mask_offset() {
return Thread::gc_data_offset() + byte_offset_of(ZThreadLocalData, _address_bad_mask);
}
};
#endif // SHARE_GC_Z_ZTHREADLOCALDATA_HPP