1/*
2 * Copyright (c) 2015, 2019, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation.
8 *
9 * This code is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
12 * version 2 for more details (a copy is included in the LICENSE file that
13 * accompanied this code).
14 *
15 * You should have received a copy of the GNU General Public License version
16 * 2 along with this work; if not, write to the Free Software Foundation,
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18 *
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20 * or visit www.oracle.com if you need additional information or have any
21 * questions.
22 */
23
24#ifndef SHARE_GC_Z_ZVIRTUALMEMORY_INLINE_HPP
25#define SHARE_GC_Z_ZVIRTUALMEMORY_INLINE_HPP
26
27#include "gc/z/zMemory.inline.hpp"
28#include "gc/z/zVirtualMemory.hpp"
29
30inline ZVirtualMemory::ZVirtualMemory() :
31 _start(UINTPTR_MAX),
32 _end(UINTPTR_MAX) {}
33
34inline ZVirtualMemory::ZVirtualMemory(uintptr_t start, size_t size) :
35 _start(start),
36 _end(start + size) {}
37
38inline bool ZVirtualMemory::is_null() const {
39 return _start == UINTPTR_MAX;
40}
41
42inline uintptr_t ZVirtualMemory::start() const {
43 return _start;
44}
45
46inline uintptr_t ZVirtualMemory::end() const {
47 return _end;
48}
49
50inline size_t ZVirtualMemory::size() const {
51 return _end - _start;
52}
53
54inline ZVirtualMemory ZVirtualMemory::split(size_t size) {
55 _start += size;
56 return ZVirtualMemory(_start - size, size);
57}
58
59#endif // SHARE_GC_Z_ZVIRTUALMEMORY_INLINE_HPP
60