62 lines
2.1 KiB
Java
62 lines
2.1 KiB
Java
/*
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* Copyright (c) 2023, Oracle and/or its affiliates. All rights reserved.
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* Copyright (c) 2019, Red Hat, Inc. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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/**
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* @test
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* @bug 8234350
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* @summary loop unrolling breaks when outer strip mined loop contains dead node
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*
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* @run main/othervm -Xcomp -XX:-TieredCompilation -XX:CompileOnly=DeadNodesInOuterLoopAtLoopCloning2::* DeadNodesInOuterLoopAtLoopCloning2
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*
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*/
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public class DeadNodesInOuterLoopAtLoopCloning2 {
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public static void vMeth(boolean b, int i, float f) {
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int i1=-4, i2=14, i16=10;
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byte by=116;
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for (i1 = 323; i1 > 3; i1 -= 2) {
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if (i2 != 0) {
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return;
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}
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for (i16 = 1; i16 < 10; i16++) {
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i2 = by;
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i += (i16 - i2);
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i2 -= i16;
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if (b) {
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i = by;
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}
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i2 *= 20;
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}
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}
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}
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public static void main(String[] strArr) {
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DeadNodesInOuterLoopAtLoopCloning2 _instance = new DeadNodesInOuterLoopAtLoopCloning2();
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for (int i = 0; i < 10; i++ ) {
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_instance.vMeth(true, 168, -125.661F);
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}
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}
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}
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