1/*
2 * Copyright (c) 1999, 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.
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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23 */
24
25#ifndef SHARE_CI_CIFLAGS_HPP
26#define SHARE_CI_CIFLAGS_HPP
27
28#include "jvm.h"
29#include "ci/ciClassList.hpp"
30#include "utilities/accessFlags.hpp"
31#include "utilities/ostream.hpp"
32
33// ciFlags
34//
35// This class represents klass or method flags.
36class ciFlags {
37private:
38 friend class ciInstanceKlass;
39 friend class ciField;
40 friend class ciMethod;
41
42 jint _flags;
43
44 ciFlags() { _flags = 0; }
45 ciFlags(AccessFlags flags) { _flags = flags.as_int(); }
46
47public:
48 // Java access flags
49 bool is_public () const { return (_flags & JVM_ACC_PUBLIC ) != 0; }
50 bool is_private () const { return (_flags & JVM_ACC_PRIVATE ) != 0; }
51 bool is_protected () const { return (_flags & JVM_ACC_PROTECTED ) != 0; }
52 bool is_static () const { return (_flags & JVM_ACC_STATIC ) != 0; }
53 bool is_final () const { return (_flags & JVM_ACC_FINAL ) != 0; }
54 bool is_synchronized () const { return (_flags & JVM_ACC_SYNCHRONIZED ) != 0; }
55 bool is_super () const { return (_flags & JVM_ACC_SUPER ) != 0; }
56 bool is_volatile () const { return (_flags & JVM_ACC_VOLATILE ) != 0; }
57 bool is_transient () const { return (_flags & JVM_ACC_TRANSIENT ) != 0; }
58 bool is_native () const { return (_flags & JVM_ACC_NATIVE ) != 0; }
59 bool is_interface () const { return (_flags & JVM_ACC_INTERFACE ) != 0; }
60 bool is_abstract () const { return (_flags & JVM_ACC_ABSTRACT ) != 0; }
61 bool is_strict () const { return (_flags & JVM_ACC_STRICT ) != 0; }
62 bool is_stable () const { return (_flags & JVM_ACC_FIELD_STABLE ) != 0; }
63 // In case the current object represents a field, return true if
64 // the field is modified outside of instance initializer methods
65 // (or class/initializer methods if the field is static) and false
66 // otherwise.
67 bool has_initialized_final_update() const { return (_flags & JVM_ACC_FIELD_INITIALIZED_FINAL_UPDATE) != 0; };
68
69 // Conversion
70 jint as_int() { return _flags; }
71
72 void print_klass_flags(outputStream* st = tty);
73 void print_member_flags(outputStream* st = tty);
74 void print(outputStream* st = tty);
75};
76
77#endif // SHARE_CI_CIFLAGS_HPP
78