a2b4f55757
Alignment expression with secondary induction variables is sometimes wrong Reviewed-by: kvn, rasbold
117 lines
2.8 KiB
Java
117 lines
2.8 KiB
Java
/*
|
|
* Copyright 2008 Sun Microsystems, Inc. All rights reserved.
|
|
* SUN PROPRIETARY/CONFIDENTIAL. Use is subject to license terms.
|
|
*
|
|
*
|
|
*
|
|
*
|
|
*
|
|
*
|
|
*
|
|
*
|
|
*
|
|
*
|
|
*
|
|
*
|
|
*
|
|
*
|
|
*
|
|
*
|
|
*
|
|
*
|
|
*/
|
|
|
|
/**
|
|
* @test
|
|
* @bug 6663621
|
|
* @summary JVM crashes while trying to execute api/java_security/Signature/SignatureTests.html#initSign tests.
|
|
*/
|
|
|
|
public class IVTest {
|
|
static int paddedSize;
|
|
|
|
static void padV15(byte[] padded) {
|
|
int psSize = padded.length;
|
|
int k = 0;
|
|
while (psSize-- > 0) {
|
|
padded[k++] = (byte)0xff;
|
|
}
|
|
}
|
|
|
|
static void padV15_2(int paddedSize) {
|
|
byte[] padded = new byte[paddedSize];
|
|
int psSize = padded.length;
|
|
int k = 0;
|
|
while (psSize-- > 0) {
|
|
padded[k++] = (byte)0xff;
|
|
}
|
|
}
|
|
|
|
static void padV15_3() {
|
|
byte[] padded = new byte[paddedSize];
|
|
int psSize = padded.length;
|
|
int k = 0;
|
|
while (psSize-- > 0) {
|
|
padded[k++] = (byte)0xff;
|
|
}
|
|
}
|
|
|
|
static void padV15_4() {
|
|
byte[] padded = new byte[paddedSize];
|
|
int psSize = padded.length;
|
|
for (int k = 0;psSize > 0; psSize--) {
|
|
int i = padded.length - psSize;
|
|
padded[i] = (byte)0xff;
|
|
}
|
|
}
|
|
|
|
static void padV15_5() {
|
|
byte[] padded = new byte[paddedSize];
|
|
int psSize = padded.length;
|
|
int k = psSize - 1;
|
|
for (int i = 0; i < psSize; i++) {
|
|
padded[k--] = (byte)0xff;
|
|
}
|
|
}
|
|
|
|
public static void main(String argv[]) {
|
|
int bounds = 1024;
|
|
int lim = 500000;
|
|
long start = System.currentTimeMillis();
|
|
for (int j = 0; j < lim; j++) {
|
|
paddedSize = j % bounds;
|
|
padV15(new byte[paddedSize]);
|
|
}
|
|
long end = System.currentTimeMillis();
|
|
System.out.println(end - start);
|
|
start = System.currentTimeMillis();
|
|
for (int j = 0; j < lim; j++) {
|
|
paddedSize = j % bounds;
|
|
padV15_2(paddedSize);
|
|
}
|
|
end = System.currentTimeMillis();
|
|
System.out.println(end - start);
|
|
start = System.currentTimeMillis();
|
|
for (int j = 0; j < lim; j++) {
|
|
paddedSize = j % bounds;
|
|
padV15_3();
|
|
}
|
|
end = System.currentTimeMillis();
|
|
System.out.println(end - start);
|
|
start = System.currentTimeMillis();
|
|
for (int j = 0; j < lim; j++) {
|
|
paddedSize = j % bounds;
|
|
padV15_4();
|
|
}
|
|
end = System.currentTimeMillis();
|
|
System.out.println(end - start);
|
|
start = System.currentTimeMillis();
|
|
for (int j = 0; j < lim; j++) {
|
|
paddedSize = j % bounds;
|
|
padV15_5();
|
|
}
|
|
end = System.currentTimeMillis();
|
|
System.out.println(end - start);
|
|
}
|
|
}
|