| /* |
| * Copyright (c) 2006, 2013, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| |
| /* |
| * @test |
| * @bug 6431242 |
| * |
| * @run main compiler.codegen.Test6431242 |
| */ |
| |
| package compiler.codegen; |
| |
| public class Test6431242 { |
| |
| int _len = 8; |
| int[] _arr_i = new int[_len]; |
| long[] _arr_l = new long[_len]; |
| |
| int[] _arr_i_cp = new int[_len]; |
| long[] _arr_l_cp = new long[_len]; |
| |
| int _k = 0x12345678; |
| int _j = 0; |
| int _ir = 0x78563412; |
| int _ir1 = 0x78563413; |
| int _ir2 = 0x79563412; |
| |
| long _m = 0x123456789abcdef0L; |
| long _l = 0L; |
| long _lr = 0xf0debc9a78563412L; |
| long _lr1 = 0xf0debc9a78563413L; |
| long _lr2 = 0xf1debc9a78563412L; |
| |
| void init() { |
| for (int i = 0; i < _arr_i.length; i++) { |
| _arr_i[i] = _k; |
| _arr_l[i] = _m; |
| } |
| } |
| |
| public int test_int_reversed(int i) { |
| return Integer.reverseBytes(i); |
| } |
| |
| public long test_long_reversed(long i) { |
| return Long.reverseBytes(i); |
| } |
| |
| public void test_copy_ints(int[] dst, int[] src) { |
| for (int i = 0; i < src.length; i++) { |
| dst[i] = Integer.reverseBytes(src[i]); |
| } |
| } |
| |
| public void test_copy_ints_reversed(int[] dst, int[] src) { |
| for (int i = 0; i < src.length; i++) { |
| dst[i] = 1 + Integer.reverseBytes(src[i]); |
| } |
| } |
| |
| public void test_copy_ints_store_reversed(int[] dst, int[] src) { |
| for (int i = 0; i < src.length; i++) { |
| dst[i] = Integer.reverseBytes(1 + src[i]); |
| } |
| } |
| |
| public void test_copy_longs(long[] dst, long[] src) { |
| for (int i = 0; i < src.length; i++) { |
| dst[i] = Long.reverseBytes(src[i]); |
| } |
| } |
| |
| public void test_copy_longs_reversed(long[] dst, long[] src) { |
| for (int i = 0; i < src.length; i++) { |
| dst[i] = 1 + Long.reverseBytes(src[i]); |
| } |
| } |
| |
| public void test_copy_longs_store_reversed(long[] dst, long[] src) { |
| for (int i = 0; i < src.length; i++) { |
| dst[i] = Long.reverseBytes(1 + src[i]); |
| } |
| } |
| |
| public void test() throws Exception { |
| int up_limit = 90000; |
| |
| |
| //test single |
| |
| for (int loop = 0; loop < up_limit; loop++) { |
| _j = test_int_reversed(_k); |
| if (_j != _ir) { |
| throw new Exception("Interger.reverseBytes failed " + _j + " iter " + loop); |
| } |
| _l = test_long_reversed(_m); |
| if (_l != _lr) { |
| throw new Exception("Long.reverseBytes failed " + _l + " iter " + loop); |
| } |
| } |
| |
| // test scalar load/store |
| for (int loop = 0; loop < up_limit; loop++) { |
| |
| test_copy_ints(_arr_i_cp, _arr_i); |
| for (int j = 0; j < _arr_i.length; j++) { |
| if (_arr_i_cp[j] != _ir) { |
| throw new Exception("Interger.reverseBytes failed test_copy_ints iter " + loop); |
| } |
| } |
| |
| test_copy_ints_reversed(_arr_i_cp, _arr_i); |
| for (int j = 0; j < _arr_i.length; j++) { |
| if (_arr_i_cp[j] != _ir1) { |
| throw new Exception("Interger.reverseBytes failed test_copy_ints_reversed iter " + loop); |
| } |
| } |
| test_copy_ints_store_reversed(_arr_i_cp, _arr_i); |
| for (int j = 0; j < _arr_i.length; j++) { |
| if (_arr_i_cp[j] != _ir2) { |
| throw new Exception("Interger.reverseBytes failed test_copy_ints_store_reversed iter " + loop); |
| } |
| } |
| |
| test_copy_longs(_arr_l_cp, _arr_l); |
| for (int j = 0; j < _arr_i.length; j++) { |
| if (_arr_l_cp[j] != _lr) { |
| throw new Exception("Long.reverseBytes failed test_copy_longs iter " + loop); |
| } |
| } |
| test_copy_longs_reversed(_arr_l_cp, _arr_l); |
| for (int j = 0; j < _arr_i.length; j++) { |
| if (_arr_l_cp[j] != _lr1) { |
| throw new Exception("Long.reverseBytes failed test_copy_longs_reversed iter " + loop); |
| } |
| } |
| test_copy_longs_store_reversed(_arr_l_cp, _arr_l); |
| for (int j = 0; j < _arr_i.length; j++) { |
| if (_arr_l_cp[j] != _lr2) { |
| throw new Exception("Long.reverseBytes failed test_copy_longs_store_reversed iter " + loop); |
| } |
| } |
| |
| } |
| } |
| |
| public static void main(String args[]) { |
| try { |
| Test6431242 t = new Test6431242(); |
| t.init(); |
| t.test(); |
| System.out.println("Passed"); |
| } catch (Exception e) { |
| e.printStackTrace(); |
| System.out.println("Failed"); |
| } |
| } |
| } |