jdk8-mips64-public/hotspot: test/compiler/7052494/Test7052494.java@dbb05f6d93c4 (annotated)

test/compiler/7052494/Test7052494.java@dbb05f6d93c4 (annotated)

test/compiler/7052494/Test7052494.java

Mon, 28 Jul 2014 15:06:38 -0700

author: fzhinkin
date: Mon, 28 Jul 2014 15:06:38 -0700
changeset 6997: dbb05f6d93c4
parent 3004: 3fbb609d9e96
child 6876: 710a3c8b516e
permissions: -rw-r--r--

8051344: JVM crashed in Compile::start() during method parsing w/ UseRTMDeopt turned on
Summary: call rtm_deopt() only if there were no compilation bailouts before.
Reviewed-by: kvn

 /*
  * Copyright (c) 2011, 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
  * @bug 7052494
  * @summary Eclipse test fails on JDK 7 b142
  *
  * @run main/othervm -Xbatch Test7052494
  */
 public class Test7052494 {
   static int test1(int i, int limit) {
     int result = 0;
     while (i++ != 0) {
       if (result >= limit)
         break;
       result = i*2;
     }
     return result;
   }
   static int test2(int i, int limit) {
     int result = 0;
     while (i-- != 0) {
       if (result <= limit)
         break;
       result = i*2;
     }
     return result;
   }
   static void test3(int i, int limit, int arr[]) {
     while (i++ != 0) {
       if (arr[i-1] >= limit)
         break;
       arr[i] = i*2;
     }
   }
   static void test4(int i, int limit, int arr[]) {
     while (i-- != 0) {
       if (arr[arr.length + i + 1] <= limit)
         break;
       arr[arr.length + i] = i*2;
     }
   }
   // Empty loop rolls through MAXINT if i > 0
   static final int limit5 = Integer.MIN_VALUE + 10000;
   static int test5(int i) {
     int result = 0;
     while (i++ != limit5) {
       result = i*2;
     }
     return result;
   }
   // Empty loop rolls through MININT if i < 0
   static final int limit6 = Integer.MAX_VALUE - 10000;
   static int test6(int i) {
     int result = 0;
     while (i-- != limit6) {
       result = i*2;
     }
     return result;
   }
   public static void main(String [] args) {
     boolean failed = false;
     int[] arr = new int[8];
     int[] ar3 = { 0, 0, 4, 6, 8, 10, 0, 0 };
     int[] ar4 = { 0, 0, 0, -10, -8, -6, -4, 0 };
     System.out.println("test1");
     for (int i = 0; i < 11000; i++) {
       int k = test1(1, 10);
       if (k != 10) {
         System.out.println("FAILED: " + k + " != 10");
         failed = true;
         break;
       }
     }
     System.out.println("test2");
     for (int i = 0; i < 11000; i++) {
       int k = test2(-1, -10);
       if (k != -10) {
         System.out.println("FAILED: " + k + " != -10");
         failed = true;
         break;
       }
     }
     System.out.println("test3");
     for (int i = 0; i < 11000; i++) {
       java.util.Arrays.fill(arr, 0);
       test3(1, 10, arr);
       if (!java.util.Arrays.equals(arr,ar3)) {
         System.out.println("FAILED: arr = { " + arr[0] + ", "
                                               + arr[1] + ", "
                                               + arr[2] + ", "
                                               + arr[3] + ", "
                                               + arr[4] + ", "
                                               + arr[5] + ", "
                                               + arr[6] + ", "
                                               + arr[7] + " }");
         failed = true;
         break;
       }
     }
     System.out.println("test4");
     for (int i = 0; i < 11000; i++) {
       java.util.Arrays.fill(arr, 0);
       test4(-1, -10, arr);
       if (!java.util.Arrays.equals(arr,ar4)) {
         System.out.println("FAILED: arr = { " + arr[0] + ", "
                                               + arr[1] + ", "
                                               + arr[2] + ", "
                                               + arr[3] + ", "
                                               + arr[4] + ", "
                                               + arr[5] + ", "
                                               + arr[6] + ", "
                                               + arr[7] + " }");
         failed = true;
         break;
       }
     }
     System.out.println("test5");
     for (int i = 0; i < 11000; i++) {
       int k = test5(limit6);
       if (k != limit5*2) {
         System.out.println("FAILED: " + k + " != " + limit5*2);
         failed = true;
         break;
       }
     }
     System.out.println("test6");
     for (int i = 0; i < 11000; i++) {
       int k = test6(limit5);
       if (k != limit6*2) {
         System.out.println("FAILED: " + k + " != " + limit6*2);
         failed = true;
         break;
       }
     }
     System.out.println("finish");
     if (failed)
       System.exit(97);
   }
 }

Mercurial > jdk8-mips64-public > hotspot / annotate

test/compiler/7052494/Test7052494.java@dbb05f6d93c4 (annotated)

test/compiler/7052494/Test7052494.java