1 /*
   2  * Copyright (c) 2007, 2012, 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 package org.graalvm.compiler.jtt.hotpath;
  24 
  25 import org.junit.Test;
  26 
  27 import org.graalvm.compiler.jtt.JTTTest;
  28 
  29 /*
  30  */
  31 public class HP_control01 extends JTTTest {
  32 
  33     public static int test(int count) {
  34         int i1 = 1;
  35         int i2 = 2;
  36         int i3 = 3;
  37         int i4 = 4;
  38 
  39         for (int i = 0; i < count; i++) {
  40             i1 = i2;
  41             i2 = i3;
  42             i3 = i4;
  43             i4 = i1;
  44 
  45             i1 = i2;
  46             i2 = i3;
  47             i3 = i4;
  48             i4 = i1;
  49 
  50             i1 = i2;
  51             i2 = i3;
  52             i3 = i4;
  53             i4 = i1;
  54 
  55             i1 = i2;
  56             i2 = i3;
  57             i3 = i4;
  58             i4 = i1;
  59         }
  60 
  61         return i1 + i2 * 10 + i3 * 100 + i4 * 1000;
  62     }
  63 
  64     @Test
  65     public void run0() throws Throwable {
  66         runTest("test", 40);
  67     }
  68 
  69     @Test
  70     public void run1() throws Throwable {
  71         runTest("test", 80);
  72     }
  73 
  74 }