1 /* 2 * Copyright (c) 2008, 2018, 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 * @test 26 * 27 * @summary converted from VM Testbase jit/deoptimization/test04. 28 * VM Testbase keywords: [jit, quick] 29 * 30 * @library /vmTestbase 31 * /test/lib 32 * @run driver jdk.test.lib.FileInstaller . . 33 * @build jit.deoptimization.test04.test04 34 * @run driver ExecDriver --java jit.deoptimization.test04.test04 35 */ 36 37 package jit.deoptimization.test04; 38 39 import nsk.share.TestFailure; 40 41 /* 42 * 43 */ 44 45 class test04 { 46 public static void main (String[] args) { 47 A obj = new A(); 48 49 int result = -1; 50 for (int index = 0; index < 1; index++) { 51 result += obj.used_alot(); 52 } 53 54 if (result != 1) { 55 throw new TestFailure("result : " + result + " must equal 1"); 56 } 57 } 58 } 59 60 61 class A { 62 protected int count; 63 public int foo(int index) { 64 int rv = ++count; 65 if (index < A.sIndex / 2) 66 rv = index; 67 else { 68 try { 69 rv = ((A)Class.forName("jit.deoptimization.test04.B").newInstance()).foo(index); 70 } 71 catch(Exception e) { 72 } 73 } 74 return rv; 75 } 76 77 public int used_alot() { 78 int result = 1; 79 for (int i = 0; i < A.sIndex; i++) { 80 result = foo(i); 81 } 82 return result; 83 } 84 85 protected static final int sIndex = 25000; 86 } 87 88 class B extends A { 89 public int foo(int index) { 90 int rv = 0; 91 int qrtr = A.sIndex / 4; 92 if (index > 3 * qrtr) { 93 try { 94 if (index < A.sIndex - qrtr) 95 rv = ((B)Class.forName("jit.deoptimization.test04.C").newInstance()).foo(index); 96 else 97 rv = ((B)Class.forName("jit.deoptimization.test04.D").newInstance()).foo(index); 98 } 99 catch(Exception e) { 100 } 101 } 102 else { 103 rv = 1; 104 } 105 return rv; 106 } 107 } 108 109 class C extends B { 110 public C () { 111 --this.count; 112 } 113 114 public int foo(int index) { 115 int j = count; 116 for (int i=0; i<500; i++) 117 j += used_alot(); 118 return j; 119 } 120 121 public int used_alot() { 122 int i=1; 123 int j=4; 124 int k=i+j; 125 byte ba[] = new byte[1000]; 126 int ia[] = new int[1000]; 127 return this.count + (ba.length + i + j - k - ia.length); 128 } 129 130 protected int count = 1; 131 } 132 133 class D extends C { 134 public D () { 135 super(); 136 137 this.count+=2; 138 } 139 140 public int foo(int index) { 141 return super.foo(index); 142 } 143 144 public synchronized int used_alot() { 145 count += (--count); 146 return 0; 147 } 148 }