| /* |
| * Copyright (c) 2018, Red Hat, Inc. 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_VM_GC_EPSILON_EPSILONTHREADLOCALDATA_HPP |
| #define SHARE_VM_GC_EPSILON_EPSILONTHREADLOCALDATA_HPP |
| |
| #include "runtime/thread.hpp" |
| #include "utilities/debug.hpp" |
| |
| class EpsilonThreadLocalData { |
| private: |
| size_t _ergo_tlab_size; |
| int64_t _last_tlab_time; |
| |
| EpsilonThreadLocalData() : |
| _ergo_tlab_size(0), |
| _last_tlab_time(0) {} |
| |
| static EpsilonThreadLocalData* data(Thread* thread) { |
| assert(UseEpsilonGC, "Sanity"); |
| return thread->gc_data<EpsilonThreadLocalData>(); |
| } |
| |
| public: |
| static void create(Thread* thread) { |
| new (data(thread)) EpsilonThreadLocalData(); |
| } |
| |
| static void destroy(Thread* thread) { |
| data(thread)->~EpsilonThreadLocalData(); |
| } |
| |
| static size_t ergo_tlab_size(Thread *thread) { |
| return data(thread)->_ergo_tlab_size; |
| } |
| |
| static int64_t last_tlab_time(Thread *thread) { |
| return data(thread)->_last_tlab_time; |
| } |
| |
| static void set_ergo_tlab_size(Thread *thread, size_t val) { |
| data(thread)->_ergo_tlab_size = val; |
| } |
| |
| static void set_last_tlab_time(Thread *thread, int64_t time) { |
| data(thread)->_last_tlab_time = time; |
| } |
| }; |
| |
| #endif // SHARE_VM_GC_EPSILON_EPSILONTHREADLOCALDATA_HPP |