1 /*
 2  * Copyright (c) 2024 Intel Corporation. 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.  Oracle designates this
 8  * particular file as subject to the "Classpath" exception as provided
 9  * by Oracle in the LICENSE file that accompanied this code.
10  *
11  * This code is distributed in the hope that it will be useful, but WITHOUT
12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
14  * version 2 for more details (a copy is included in the LICENSE file that
15  * accompanied this code).
16  *
17  * You should have received a copy of the GNU General Public License version
18  * 2 along with this work; if not, write to the Free Software Foundation,
19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
20  *
21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
22  * or visit www.oracle.com if you need additional information or have any
23  * questions.
24  */
25 
26 package intel.code.spirv;
27 
28 import jdk.incubator.code.TypeElement;
29 import jdk.incubator.code.extern.ExternalizedTypeElement;
30 import java.util.Objects;
31 import java.util.List;
32 
33 public final class PointerType extends SpirvType {
34     static final String NAME = "spirv.pointer";
35     private final TypeElement referentType;
36     private final TypeElement storageType;
37 
38     public PointerType(TypeElement referentType, TypeElement storageType)
39     {
40         this.referentType = referentType;
41         this.storageType = storageType;
42     }
43 
44     public TypeElement referentType()
45     {
46         return referentType;
47     }
48 
49     public TypeElement storageType()
50     {
51         return storageType;
52     }
53 
54     @Override
55     public boolean equals(Object obj)
56     {
57         if (obj == null || obj.getClass() != PointerType.class) return false;
58         PointerType pt = (PointerType)obj;
59         return pt.referentType().equals(referentType) && pt.storageType.equals(storageType);
60     }
61 
62     @Override
63     public int hashCode() {
64         return Objects.hash(referentType, storageType);
65     }
66 
67     @Override
68     public ExternalizedTypeElement externalize() {
69         return new ExternalizedTypeElement(NAME, List.of(referentType.externalize(), storageType.externalize()));
70     }
71 
72     @Override
73     public String toString() {
74         return externalize().toString();
75     }
76 }