|
1 /* |
|
2 * Copyright (c) 2006, 2013, 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 /* |
|
26 * @test |
|
27 * @bug 6431242 |
|
28 * @run main Test |
|
29 */ |
|
30 |
|
31 public class Test{ |
|
32 |
|
33 int _len = 8; |
|
34 int[] _arr_i = new int[_len]; |
|
35 long[] _arr_l = new long[_len]; |
|
36 |
|
37 int[] _arr_i_cp = new int [_len]; |
|
38 long[] _arr_l_cp = new long [_len]; |
|
39 |
|
40 int _k = 0x12345678; |
|
41 int _j = 0; |
|
42 int _ir = 0x78563412; |
|
43 int _ir1 = 0x78563413; |
|
44 int _ir2 = 0x79563412; |
|
45 |
|
46 long _m = 0x123456789abcdef0L; |
|
47 long _l = 0L; |
|
48 long _lr = 0xf0debc9a78563412L; |
|
49 long _lr1 = 0xf0debc9a78563413L; |
|
50 long _lr2 = 0xf1debc9a78563412L; |
|
51 |
|
52 void init() { |
|
53 for (int i=0; i<_arr_i.length; i++) { |
|
54 _arr_i[i] = _k; |
|
55 _arr_l[i] = _m; |
|
56 } |
|
57 } |
|
58 |
|
59 public int test_int_reversed(int i) { |
|
60 return Integer.reverseBytes(i); |
|
61 } |
|
62 |
|
63 public long test_long_reversed(long i) { |
|
64 return Long.reverseBytes(i); |
|
65 } |
|
66 |
|
67 public void test_copy_ints(int[] dst, int[] src) { |
|
68 for(int i=0; i<src.length; i++) { |
|
69 dst[i] = Integer.reverseBytes(src[i]); |
|
70 } |
|
71 } |
|
72 |
|
73 public void test_copy_ints_reversed(int[] dst, int[] src) { |
|
74 for (int i=0; i<src.length; i++) { |
|
75 dst[i] = 1 + Integer.reverseBytes(src[i]); |
|
76 } |
|
77 } |
|
78 |
|
79 public void test_copy_ints_store_reversed(int[] dst, int[] src) { |
|
80 for(int i=0; i<src.length; i++) { |
|
81 dst[i] = Integer.reverseBytes(1 + src[i]); |
|
82 } |
|
83 } |
|
84 |
|
85 public void test_copy_longs(long[] dst, long[] src) { |
|
86 for(int i=0; i<src.length; i++) { |
|
87 dst[i] = Long.reverseBytes(src[i]); |
|
88 } |
|
89 } |
|
90 |
|
91 public void test_copy_longs_reversed(long[] dst, long[] src) { |
|
92 for (int i=0; i<src.length; i++) { |
|
93 dst[i] = 1 + Long.reverseBytes(src[i]); |
|
94 } |
|
95 } |
|
96 |
|
97 public void test_copy_longs_store_reversed(long[] dst, long[] src) { |
|
98 for(int i=0; i<src.length; i++) { |
|
99 dst[i] = Long.reverseBytes(1 + src[i]); |
|
100 } |
|
101 } |
|
102 |
|
103 public void test() throws Exception { |
|
104 int up_limit=90000; |
|
105 |
|
106 |
|
107 //test single |
|
108 |
|
109 for (int loop=0; loop<up_limit; loop++) { |
|
110 _j = test_int_reversed(_k); |
|
111 if (_j != _ir ) { |
|
112 throw new Exception("Interger.reverseBytes failed " + _j + " iter " + loop); |
|
113 } |
|
114 _l = test_long_reversed(_m); |
|
115 if (_l != _lr ) { |
|
116 throw new Exception("Long.reverseBytes failed " + _l + " iter " + loop); |
|
117 } |
|
118 } |
|
119 |
|
120 // test scalar load/store |
|
121 for (int loop=0; loop<up_limit; loop++) { |
|
122 |
|
123 test_copy_ints(_arr_i_cp, _arr_i); |
|
124 for (int j=0; j< _arr_i.length; j++) { |
|
125 if (_arr_i_cp[j] != _ir) { |
|
126 throw new Exception("Interger.reverseBytes failed test_copy_ints iter " + loop); |
|
127 } |
|
128 } |
|
129 |
|
130 test_copy_ints_reversed(_arr_i_cp, _arr_i); |
|
131 for (int j=0; j< _arr_i.length; j++) { |
|
132 if (_arr_i_cp[j] != _ir1) { |
|
133 throw new Exception("Interger.reverseBytes failed test_copy_ints_reversed iter " + loop); |
|
134 } |
|
135 } |
|
136 test_copy_ints_store_reversed(_arr_i_cp, _arr_i); |
|
137 for (int j=0; j< _arr_i.length; j++) { |
|
138 if (_arr_i_cp[j] != _ir2) { |
|
139 throw new Exception("Interger.reverseBytes failed test_copy_ints_store_reversed iter " + loop); |
|
140 } |
|
141 } |
|
142 |
|
143 test_copy_longs(_arr_l_cp, _arr_l); |
|
144 for (int j=0; j< _arr_i.length; j++) { |
|
145 if (_arr_l_cp[j] != _lr) { |
|
146 throw new Exception("Long.reverseBytes failed test_copy_longs iter " + loop); |
|
147 } |
|
148 } |
|
149 test_copy_longs_reversed(_arr_l_cp, _arr_l); |
|
150 for (int j=0; j< _arr_i.length; j++) { |
|
151 if (_arr_l_cp[j] != _lr1) { |
|
152 throw new Exception("Long.reverseBytes failed test_copy_longs_reversed iter " + loop); |
|
153 } |
|
154 } |
|
155 test_copy_longs_store_reversed(_arr_l_cp, _arr_l); |
|
156 for (int j=0; j< _arr_i.length; j++) { |
|
157 if (_arr_l_cp[j] != _lr2) { |
|
158 throw new Exception("Long.reverseBytes failed test_copy_longs_store_reversed iter " + loop); |
|
159 } |
|
160 } |
|
161 |
|
162 } |
|
163 } |
|
164 |
|
165 public static void main(String args[]) { |
|
166 try { |
|
167 Test t = new Test(); |
|
168 t.init(); |
|
169 t.test(); |
|
170 System.out.println("Passed"); |
|
171 }catch (Exception e) { |
|
172 e.printStackTrace(); |
|
173 System.out.println("Failed"); |
|
174 } |
|
175 } |
|
176 } |