src/hotspot/share/gc/z/zInitialize.cpp
author pliden
Wed, 20 Nov 2019 10:37:46 +0100
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permissions -rw-r--r--
8234338: ZGC: Improve small heap usage Reviewed-by: eosterlund, stefank
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/*
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 * Copyright (c) 2016, 2019, Oracle and/or its affiliates. All rights reserved.
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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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 *
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 * This code is free software; you can redistribute it and/or modify it
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 * under the terms of the GNU General Public License version 2 only, as
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 * published by the Free Software Foundation.
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 *
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 * This code is distributed in the hope that it will be useful, but WITHOUT
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 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
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 * version 2 for more details (a copy is included in the LICENSE file that
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 * accompanied this code).
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 *
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 * You should have received a copy of the GNU General Public License version
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 * 2 along with this work; if not, write to the Free Software Foundation,
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 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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 *
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 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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 * or visit www.oracle.com if you need additional information or have any
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 * questions.
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 */
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#include "precompiled.hpp"
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#include "gc/z/zAddress.hpp"
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#include "gc/z/zBarrierSet.hpp"
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#include "gc/z/zCPU.hpp"
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#include "gc/z/zGlobals.hpp"
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#include "gc/z/zHeuristics.hpp"
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#include "gc/z/zInitialize.hpp"
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#include "gc/z/zLargePages.hpp"
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#include "gc/z/zNUMA.hpp"
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#include "gc/z/zStat.hpp"
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#include "gc/z/zThreadLocalAllocBuffer.hpp"
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#include "gc/z/zTracer.hpp"
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#include "logging/log.hpp"
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#include "runtime/vm_version.hpp"
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ZInitialize::ZInitialize(ZBarrierSet* barrier_set) {
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  log_info(gc, init)("Initializing %s", ZName);
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  log_info(gc, init)("Version: %s (%s)",
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                     VM_Version::vm_release(),
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                     VM_Version::jdk_debug_level());
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  // Early initialization
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  ZAddress::initialize();
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  ZNUMA::initialize();
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  ZCPU::initialize();
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  ZStatValue::initialize();
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  ZThreadLocalAllocBuffer::initialize();
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  ZTracer::initialize();
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  ZLargePages::initialize();
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  ZHeuristics::set_medium_page_size();
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  ZBarrierSet::set_barrier_set(barrier_set);
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  initialize_os();
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}