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comparison jvmci/jdk.vm.ci.code/src/jdk/vm/ci/code/site/DataSectionReference.java @ 22773:9273bb6ba33e

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Simplify code installation interface: Use CompiledCode class instead of CompilationResult and DataSection.
author Roland Schatz <roland.schatz@oracle.com>
date Fri, 15 Jan 2016 16:50:19 +0100
parents jvmci/jdk.vm.ci.code/src/jdk/vm/ci/code/CompilationResult.java@22110ef74a40
children 1d4ce2d19e52
comparison
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22772:f16c1266b0de 22773:9273bb6ba33e
1 /*
2 * Copyright (c) 2009, 2016, 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 package jdk.vm.ci.code.site;
24
25 public final class DataSectionReference extends Reference {
26
27 private boolean initialized;
28 private int offset;
29
30 public DataSectionReference() {
31 // will be set after the data section layout is fixed
32 offset = 0xDEADDEAD;
33 }
34
35 public int getOffset() {
36 assert initialized;
37
38 return offset;
39 }
40
41 public void setOffset(int offset) {
42 assert !initialized;
43 initialized = true;
44
45 this.offset = offset;
46 }
47
48 @Override
49 public int hashCode() {
50 return offset;
51 }
52
53 @Override
54 public boolean equals(Object obj) {
55 if (this == obj) {
56 return true;
57 }
58 if (obj instanceof DataSectionReference) {
59 DataSectionReference that = (DataSectionReference) obj;
60 return this.offset == that.offset;
61 }
62 return false;
63 }
64
65 @Override
66 public String toString() {
67 if (initialized) {
68 return String.format("DataSection[0x%x]", offset);
69 } else {
70 return "DataSection[?]";
71 }
72 }
73 }