1 /*
2 * Copyright (c) 1999, 2008, 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
25 // ciField
26 //
27 // This class represents the result of a field lookup in the VM.
28 // The lookup may not succeed, in which case the information in
29 // the ciField will be incomplete.
30 class ciField : public ResourceObj {
31 CI_PACKAGE_ACCESS
32 friend class ciEnv;
33 friend class ciInstanceKlass;
34 friend class NonStaticFieldFiller;
35
36 private:
37 ciFlags _flags;
38 ciInstanceKlass* _holder;
39 ciSymbol* _name;
40 ciSymbol* _signature;
41 ciType* _type;
42 int _offset;
43 bool _is_constant;
44 ciInstanceKlass* _known_to_link_with;
157 //
158 // Usage note: if the same field is accessed multiple times
159 // in the same compilation, will_link will need to be checked
160 // at each point of access.
161 bool will_link(ciInstanceKlass* accessing_klass,
162 Bytecodes::Code bc);
163
164 // Java access flags
165 bool is_public () { return flags().is_public(); }
166 bool is_private () { return flags().is_private(); }
167 bool is_protected () { return flags().is_protected(); }
168 bool is_static () { return flags().is_static(); }
169 bool is_final () { return flags().is_final(); }
170 bool is_volatile () { return flags().is_volatile(); }
171 bool is_transient () { return flags().is_transient(); }
172
173 // Debugging output
174 void print();
175 void print_name_on(outputStream* st);
176 };
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1 /*
2 * Copyright (c) 1999, 2010, 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
25 #ifndef SHARE_VM_CI_CIFIELD_HPP
26 #define SHARE_VM_CI_CIFIELD_HPP
27
28 #include "ci/ciClassList.hpp"
29 #include "ci/ciConstant.hpp"
30 #include "ci/ciFlags.hpp"
31 #include "ci/ciInstance.hpp"
32
33 // ciField
34 //
35 // This class represents the result of a field lookup in the VM.
36 // The lookup may not succeed, in which case the information in
37 // the ciField will be incomplete.
38 class ciField : public ResourceObj {
39 CI_PACKAGE_ACCESS
40 friend class ciEnv;
41 friend class ciInstanceKlass;
42 friend class NonStaticFieldFiller;
43
44 private:
45 ciFlags _flags;
46 ciInstanceKlass* _holder;
47 ciSymbol* _name;
48 ciSymbol* _signature;
49 ciType* _type;
50 int _offset;
51 bool _is_constant;
52 ciInstanceKlass* _known_to_link_with;
165 //
166 // Usage note: if the same field is accessed multiple times
167 // in the same compilation, will_link will need to be checked
168 // at each point of access.
169 bool will_link(ciInstanceKlass* accessing_klass,
170 Bytecodes::Code bc);
171
172 // Java access flags
173 bool is_public () { return flags().is_public(); }
174 bool is_private () { return flags().is_private(); }
175 bool is_protected () { return flags().is_protected(); }
176 bool is_static () { return flags().is_static(); }
177 bool is_final () { return flags().is_final(); }
178 bool is_volatile () { return flags().is_volatile(); }
179 bool is_transient () { return flags().is_transient(); }
180
181 // Debugging output
182 void print();
183 void print_name_on(outputStream* st);
184 };
185
186 #endif // SHARE_VM_CI_CIFIELD_HPP
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