| /* |
| * Copyright (c) 2008, 2018, 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 |
| * |
| * @summary converted from VM Testbase jit/deoptimization/test04. |
| * VM Testbase keywords: [jit, quick] |
| * |
| * @library /vmTestbase |
| * /test/lib |
| * @run driver jdk.test.lib.FileInstaller . . |
| * @build jit.deoptimization.test04.test04 |
| * @run driver ExecDriver --java jit.deoptimization.test04.test04 |
| */ |
| |
| package jit.deoptimization.test04; |
| |
| import nsk.share.TestFailure; |
| |
| /* |
| * |
| */ |
| |
| class test04 { |
| public static void main (String[] args) { |
| A obj = new A(); |
| |
| int result = -1; |
| for (int index = 0; index < 1; index++) { |
| result += obj.used_alot(); |
| } |
| |
| if (result != 1) { |
| throw new TestFailure("result : " + result + " must equal 1"); |
| } |
| } |
| } |
| |
| |
| class A { |
| protected int count; |
| public int foo(int index) { |
| int rv = ++count; |
| if (index < A.sIndex / 2) |
| rv = index; |
| else { |
| try { |
| rv = ((A)Class.forName("jit.deoptimization.test04.B").newInstance()).foo(index); |
| } |
| catch(Exception e) { |
| } |
| } |
| return rv; |
| } |
| |
| public int used_alot() { |
| int result = 1; |
| for (int i = 0; i < A.sIndex; i++) { |
| result = foo(i); |
| } |
| return result; |
| } |
| |
| protected static final int sIndex = 25000; |
| } |
| |
| class B extends A { |
| public int foo(int index) { |
| int rv = 0; |
| int qrtr = A.sIndex / 4; |
| if (index > 3 * qrtr) { |
| try { |
| if (index < A.sIndex - qrtr) |
| rv = ((B)Class.forName("jit.deoptimization.test04.C").newInstance()).foo(index); |
| else |
| rv = ((B)Class.forName("jit.deoptimization.test04.D").newInstance()).foo(index); |
| } |
| catch(Exception e) { |
| } |
| } |
| else { |
| rv = 1; |
| } |
| return rv; |
| } |
| } |
| |
| class C extends B { |
| public C () { |
| --this.count; |
| } |
| |
| public int foo(int index) { |
| int j = count; |
| for (int i=0; i<500; i++) |
| j += used_alot(); |
| return j; |
| } |
| |
| public int used_alot() { |
| int i=1; |
| int j=4; |
| int k=i+j; |
| byte ba[] = new byte[1000]; |
| int ia[] = new int[1000]; |
| return this.count + (ba.length + i + j - k - ia.length); |
| } |
| |
| protected int count = 1; |
| } |
| |
| class D extends C { |
| public D () { |
| super(); |
| |
| this.count+=2; |
| } |
| |
| public int foo(int index) { |
| return super.foo(index); |
| } |
| |
| public synchronized int used_alot() { |
| count += (--count); |
| return 0; |
| } |
| } |