/* * Copyright (c) 2022, Arm Limited. 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 8286125 * @summary C2: "bad AD file" with PopulateIndex on x86_64 * * @run main/othervm -Xbatch -XX:MaxVectorSize=16 compiler.vectorization.TestReplicateLoopIV */ package compiler.vectorization; public class TestReplicateLoopIV { public static long[] arr = new long[400]; public static void bar() { for (int i = 304; i > 15; i -= 3) { int c = 16; do { for (int t = 1; t < 1; t++) {} arr[c + 1] >>= i; } while (--c > 0); } } public static void main(String[] args) { int iter = 100000; while (iter-- > 0) { bar(); } } }