src/hotspot/share/gc/z/zGlobals.cpp
author pliden
Wed, 20 Nov 2019 10:37:46 +0100
changeset 59149 3b998574be4b
parent 58294 872465abbfe3
permissions -rw-r--r--
8234338: ZGC: Improve small heap usage Reviewed-by: eosterlund, stefank

/*
 * Copyright (c) 2015, 2019, 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
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 */

#include "precompiled.hpp"
#include "gc/z/zGlobals.hpp"

uint32_t   ZGlobalPhase                = ZPhaseRelocate;
uint32_t   ZGlobalSeqNum               = 1;

size_t     ZPageSizeMediumShift;
size_t     ZPageSizeMedium;

size_t     ZObjectSizeLimitMedium;

const int& ZObjectAlignmentSmallShift  = LogMinObjAlignmentInBytes;
int        ZObjectAlignmentMediumShift;

const int& ZObjectAlignmentSmall       = MinObjAlignmentInBytes;
int        ZObjectAlignmentMedium;

uintptr_t  ZAddressGoodMask;
uintptr_t  ZAddressBadMask;
uintptr_t  ZAddressWeakBadMask;

uintptr_t  ZAddressBase;

size_t     ZAddressOffsetBits;
uintptr_t  ZAddressOffsetMask;
size_t     ZAddressOffsetMax;

size_t     ZAddressMetadataShift;
uintptr_t  ZAddressMetadataMask;

uintptr_t  ZAddressMetadataMarked;
uintptr_t  ZAddressMetadataMarked0;
uintptr_t  ZAddressMetadataMarked1;
uintptr_t  ZAddressMetadataRemapped;
uintptr_t  ZAddressMetadataFinalizable;