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/*
* Copyright (c) 2024, 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.
*/
package compiler.loopopts.superword;
/*
* @test
* @bug 8327978
* @summary Test compile time for large compilation, where SuperWord takes especially much time.
* @run main/othervm/timeout=30 -Xbatch
* -XX:CompileCommand=compileonly,compiler.loopopts.superword.TestLargeCompilation::test*
* -XX:+IgnoreUnrecognizedVMOptions -XX:LoopUnrollLimit=1000
* compiler.loopopts.superword.TestLargeCompilation
*/
import java.util.Random;
public class TestLargeCompilation {
private static final Random random = new Random();
static final int RANGE_CON = 1024 * 8;
static int init = 593436;
static int limit = 599554;
static int offset1 = -592394;
static int offset2 = -592386;
static final int offset3 = -592394;
static final int stride = 4;
static final int scale = 1;
static final int hand_unrolling1 = 2;
static final int hand_unrolling2 = 8;
static final int hand_unrolling3 = 15;
public static void main(String[] args) {
byte[] aB = generateB();
byte[] bB = generateB();
byte[] cB = generateB();
for (int i = 1; i < 100; i++) {
testUUBBBH(aB, bB, cB);
}
}
static byte[] generateB() {
byte[] a = new byte[RANGE_CON];
for (int i = 0; i < a.length; i++) {
a[i] = (byte)random.nextInt();
}
return a;
}
static Object[] testUUBBBH(byte[] a, byte[] b, byte[] c) {
int h1 = hand_unrolling1;
int h2 = hand_unrolling2;
int h3 = hand_unrolling3;
for (int i = init; i < limit; i += stride) {
if (h1 >= 1) { a[offset1 + i * scale + 0]++; }
if (h1 >= 2) { a[offset1 + i * scale + 1]++; }
if (h1 >= 3) { a[offset1 + i * scale + 2]++; }
if (h1 >= 4) { a[offset1 + i * scale + 3]++; }
if (h1 >= 5) { a[offset1 + i * scale + 4]++; }
if (h1 >= 6) { a[offset1 + i * scale + 5]++; }
if (h1 >= 7) { a[offset1 + i * scale + 6]++; }
if (h1 >= 8) { a[offset1 + i * scale + 7]++; }
if (h1 >= 9) { a[offset1 + i * scale + 8]++; }
if (h1 >= 10) { a[offset1 + i * scale + 9]++; }
if (h1 >= 11) { a[offset1 + i * scale + 10]++; }
if (h1 >= 12) { a[offset1 + i * scale + 11]++; }
if (h1 >= 13) { a[offset1 + i * scale + 12]++; }
if (h1 >= 14) { a[offset1 + i * scale + 13]++; }
if (h1 >= 15) { a[offset1 + i * scale + 14]++; }
if (h1 >= 16) { a[offset1 + i * scale + 15]++; }
if (h2 >= 1) { b[offset2 + i * scale + 0]++; }
if (h2 >= 2) { b[offset2 + i * scale + 1]++; }
if (h2 >= 3) { b[offset2 + i * scale + 2]++; }
if (h2 >= 4) { b[offset2 + i * scale + 3]++; }
if (h2 >= 5) { b[offset2 + i * scale + 4]++; }
if (h2 >= 6) { b[offset2 + i * scale + 5]++; }
if (h2 >= 7) { b[offset2 + i * scale + 6]++; }
if (h2 >= 8) { b[offset2 + i * scale + 7]++; }
if (h2 >= 9) { b[offset2 + i * scale + 8]++; }
if (h2 >= 10) { b[offset2 + i * scale + 9]++; }
if (h2 >= 11) { b[offset2 + i * scale + 10]++; }
if (h2 >= 12) { b[offset2 + i * scale + 11]++; }
if (h2 >= 13) { b[offset2 + i * scale + 12]++; }
if (h2 >= 14) { b[offset2 + i * scale + 13]++; }
if (h2 >= 15) { b[offset2 + i * scale + 14]++; }
if (h2 >= 16) { b[offset2 + i * scale + 15]++; }
if (h3 >= 1) { c[offset3 + i * scale + 0]++; }
if (h3 >= 2) { c[offset3 + i * scale + 1]++; }
if (h3 >= 3) { c[offset3 + i * scale + 2]++; }
if (h3 >= 4) { c[offset3 + i * scale + 3]++; }
if (h3 >= 5) { c[offset3 + i * scale + 4]++; }
if (h3 >= 6) { c[offset3 + i * scale + 5]++; }
if (h3 >= 7) { c[offset3 + i * scale + 6]++; }
if (h3 >= 8) { c[offset3 + i * scale + 7]++; }
if (h3 >= 9) { c[offset3 + i * scale + 8]++; }
if (h3 >= 10) { c[offset3 + i * scale + 9]++; }
if (h3 >= 11) { c[offset3 + i * scale + 10]++; }
if (h3 >= 12) { c[offset3 + i * scale + 11]++; }
if (h3 >= 13) { c[offset3 + i * scale + 12]++; }
if (h3 >= 14) { c[offset3 + i * scale + 13]++; }
if (h3 >= 15) { c[offset3 + i * scale + 14]++; }
if (h3 >= 16) { c[offset3 + i * scale + 15]++; }
}
return new Object[]{ a, b, c };
}
}
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