/*
* 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 = 0 x12345678;
int _j = 0 ;
int _ir = 0 x78563412;
int _ir1 = 0 x78563413;
int _ir2 = 0 x79563412;
long _m = 0 x123456789abcdef0L;
long _l = 0 L;
long _lr = 0 xf0debc9a78563412L;
long _lr1 = 0 xf0debc9a78563413L;
long _lr2 = 0 xf1debc9a78563412L;
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" );
}
}
}
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