/*
* Copyright ( c ) 2015 , 2022 , 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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*/
#ifndef SHARE_GC_Z_ZADDRESS_HPP
#define SHARE_GC_Z_ZADDRESS_HPP
#include "memory/allStatic.hpp"
#include "utilities/globalDefinitions.hpp"
class ZAddress : public AllStatic {
friend class ZAddressTest;
private :
static void set_good_mask(uintptr_t mask);
public :
static void initialize();
static void flip_to_marked();
static void flip_to_remapped();
static bool is_null(uintptr_t value);
static bool is_bad(uintptr_t value);
static bool is_good(uintptr_t value);
static bool is_good_or_null(uintptr_t value);
static bool is_weak_bad(uintptr_t value);
static bool is_weak_good(uintptr_t value);
static bool is_weak_good_or_null(uintptr_t value);
static bool is_marked(uintptr_t value);
static bool is_marked_or_null(uintptr_t value);
static bool is_finalizable(uintptr_t value);
static bool is_finalizable_good(uintptr_t value);
static bool is_remapped(uintptr_t value);
static bool is_in(uintptr_t value);
static uintptr_t offset(uintptr_t value);
static uintptr_t good(uintptr_t value);
static uintptr_t good_or_null(uintptr_t value);
static uintptr_t finalizable_good(uintptr_t value);
static uintptr_t marked(uintptr_t value);
static uintptr_t marked0(uintptr_t value);
static uintptr_t marked1(uintptr_t value);
static uintptr_t remapped(uintptr_t value);
static uintptr_t remapped_or_null(uintptr_t value);
};
#endif // SHARE_GC_Z_ZADDRESS_HPP
Messung V0.5 in Prozent C=98 H=100 G=98
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(vorverarbeitet am 2026-09-04)
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