1 /*
 2  * Copyright (c) 2020, 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 org.openjdk.bench.valhalla.types;
24 
25 public class R64byte implements Int64, ByByte {
26 
27     public final byte v0;
28     public final byte v1;
29     public final byte v2;
30     public final byte v3;
31     public final byte v4;
32     public final byte v5;
33     public final byte v6;
34     public final byte v7;
35 
36     public R64byte(long v) {
37         this((byte) (v >>> 56), (byte) (v >>> 48), (byte) (v >>> 40), (byte) (v >>> 32), (byte) (v >>> 24), (byte) (v >>> 16), (byte) (v >>> 8), (byte) (v));
38     }
39 
40     public R64byte(byte v0, byte v1, byte v2, byte v3, byte v4, byte v5, byte v6, byte v7) {
41         this.v0 = v0;
42         this.v1 = v1;
43         this.v2 = v2;
44         this.v3 = v3;
45         this.v4 = v4;
46         this.v5 = v5;
47         this.v6 = v6;
48         this.v7 = v7;
49     }
50 
51     private static final long MASK = 0xFFL;
52     private static final int IMASK = 0xFF;
53 
54     @Override
55     public long longValue() {
56         return ((v0 & MASK) << 56) | ((v1 & MASK) << 48) | ((v2 & MASK) << 40) | ((v3 & MASK) << 32) | ((v4 & MASK) << 24) | ((v5 & MASK) << 16) | ((v6 & MASK) << 8) | (v7 & MASK);
57     }
58 
59     @Override
60     public int intValue() {
61         return ((v4 & IMASK) << 24) | ((v5 & IMASK) << 16) | ((v6 & IMASK) << 8) | (v7 & IMASK);
62     }
63 
64     @Override
65     public byte byteSum() {
66         return (byte) (v0 + v1 + v2 + v3 + v4 + v5 + v6 + v7);
67     }
68 }