jdk/test/hotspot/jtreg/compiler/predicates/assertion/TestLoadPinnedAboveAssertionPredicatesAndUsingStore.java

56 lines
2.0 KiB
Java

/*
* Copyright (c) 2025, 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 8347018
* @summary Test that stores cloned with clone_up_backedge_goo() are not pinned above Assertion Predicates on which a
* load node is pinned at which will later fail in scheduling.
* @run main/othervm -Xbatch -XX:CompileCommand=compileonly,*TestLoadPinnedAboveAssertionPredicatesAndUsingStore::test
* compiler.predicates.assertion.TestLoadPinnedAboveAssertionPredicatesAndUsingStore
*/
package compiler.predicates.assertion;
public class TestLoadPinnedAboveAssertionPredicatesAndUsingStore {
static int iFld;
static int iArr[] = new int[100];
static void test() {
int i = 63;
do {
iArr[1] = 34;
iArr[i] += iFld;
for (int j = i; j < 1; j++) {
}
} while (--i > 0);
}
public static void main(String[] strArr) {
for (int i = 0; i < 10000; i++) {
test();
}
}
}