Mercurial > hg > graal-jvmci-8
annotate src/share/vm/ci/ciInstance.hpp @ 1930:2d26b0046e0d
Merge.
author | Thomas Wuerthinger <wuerthinger@ssw.jku.at> |
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date | Tue, 30 Nov 2010 14:53:30 +0100 |
parents | c18cbe5936b8 |
children | f95d63e2154a |
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0 | 1 /* |
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2 * Copyright (c) 1999, 2005, Oracle and/or its affiliates. All rights reserved. |
0 | 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 * | |
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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20 * or visit www.oracle.com if you need additional information or have any |
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21 * questions. |
0 | 22 * |
23 */ | |
24 | |
25 // ciInstance | |
26 // | |
27 // This class represents an instanceOop in the HotSpot virtual | |
28 // machine. This is an oop which corresponds to a non-array | |
29 // instance of java.lang.Object. | |
30 class ciInstance : public ciObject { | |
31 CI_PACKAGE_ACCESS | |
32 | |
33 protected: | |
34 ciInstance(instanceHandle h_i) : ciObject(h_i) { | |
35 assert(h_i()->is_instance(), "wrong type"); | |
36 } | |
37 | |
38 ciInstance(ciKlass* klass) : ciObject(klass) {} | |
39 | |
40 instanceOop get_instanceOop() { return (instanceOop)get_oop(); } | |
41 | |
42 const char* type_string() { return "ciInstance"; } | |
43 | |
44 void print_impl(outputStream* st); | |
45 | |
46 public: | |
47 // If this object is a java mirror, return the corresponding type. | |
48 // Otherwise, return NULL. | |
49 // (Remember that a java mirror is an instance of java.lang.Class.) | |
50 ciType* java_mirror_type(); | |
51 | |
52 // What kind of ciObject is this? | |
53 bool is_instance() { return true; } | |
54 bool is_java_object() { return true; } | |
55 | |
56 // Constant value of a field. | |
57 ciConstant field_value(ciField* field); | |
58 | |
59 // Constant value of a field at the specified offset. | |
60 ciConstant field_value_by_offset(int field_offset); | |
61 }; |