1 /* 2 * Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 * 23 */ 24 25 /** 26 * @test 27 * @bug 8057758 28 * @summary MultiplyToLen sets its return type to have a bottom offset which confuses code generation 29 * @run main/othervm -XX:-TieredCompilation -XX:-BackgroundCompilation -XX:-UseOnStackReplacement -XX:TypeProfileLevel=222 TestMultiplyToLenReturnProfile 30 * 31 */ 32 33 34 import java.math.*; 35 36 public class TestMultiplyToLenReturnProfile { 37 38 static BigInteger m(BigInteger i1, BigInteger i2) { 39 BigInteger res = BigInteger.valueOf(0); 40 for (int i = 0; i < 100; i++) { 41 res.add(i1.multiply(i2)); 42 } 43 return res; 44 } 45 46 static public void main(String[] args) { 47 BigInteger v = BigInteger.valueOf(Integer.MAX_VALUE).pow(2); 48 for (int i = 0; i < 20000; i++) { 49 m(v, v.add(BigInteger.valueOf(1))); 50 } 51 } 52 }