1 /*
   2  * Copyright (c) 2009, 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.optimize;
  24 
  25 import org.junit.Test;
  26 
  27 import org.graalvm.compiler.jtt.JTTTest;
  28 
  29 /*
  30  * Tests value numbering of long operations.
  31  */
  32 public class VN_Long03 extends JTTTest {
  33 
  34     private static boolean cond = true;
  35 
  36     public static long test(int arg) {
  37         if (arg == 0) {
  38             return add(arg);
  39         }
  40         if (arg == 1) {
  41             return sub(arg);
  42         }
  43         if (arg == 2) {
  44             return mul(arg);
  45         }
  46         if (arg == 3) {
  47             return div(arg);
  48         }
  49         if (arg == 4) {
  50             return mod(arg);
  51         }
  52         if (arg == 5) {
  53             return and(arg);
  54         }
  55         if (arg == 6) {
  56             return or(arg);
  57         }
  58         if (arg == 7) {
  59             return xor(arg);
  60         }
  61         return 0;
  62     }
  63 
  64     public static long add(long x) {
  65         long t = x + 3;
  66         if (cond) {
  67             long u = x + 3;
  68             return t + u;
  69         }
  70         return 3;
  71     }
  72 
  73     public static long sub(long x) {
  74         long t = x - 3;
  75         if (cond) {
  76             long u = x - 3;
  77             return t - u;
  78         }
  79         return 3;
  80     }
  81 
  82     public static long mul(long x) {
  83         long t = x * 3;
  84         if (cond) {
  85             long u = x * 3;
  86             return t * u;
  87         }
  88         return 3;
  89     }
  90 
  91     public static long div(long x) {
  92         long t = 9 / x;
  93         if (cond) {
  94             long u = 9 / x;
  95             return t / u;
  96         }
  97         return 9;
  98     }
  99 
 100     public static long mod(long x) {
 101         long t = 7 % x;
 102         if (cond) {
 103             long u = 7 % x;
 104             return t % u;
 105         }
 106         return 7;
 107     }
 108 
 109     public static long and(long x) {
 110         long t = 7 & x;
 111         if (cond) {
 112             long u = 7 & x;
 113             return t & u;
 114         }
 115         return 7;
 116     }
 117 
 118     public static long or(long x) {
 119         long t = 7 | x;
 120         if (cond) {
 121             long u = 7 | x;
 122             return t | u;
 123         }
 124         return 7;
 125     }
 126 
 127     public static long xor(long x) {
 128         long t = 7 ^ x;
 129         if (cond) {
 130             long u = 7 ^ x;
 131             return t ^ u;
 132         }
 133         return 7;
 134     }
 135 
 136     @Test
 137     public void run0() throws Throwable {
 138         runTest("test", 0);
 139     }
 140 
 141     @Test
 142     public void run1() throws Throwable {
 143         runTest("test", 1);
 144     }
 145 
 146     @Test
 147     public void run2() throws Throwable {
 148         runTest("test", 2);
 149     }
 150 
 151     @Test
 152     public void run3() throws Throwable {
 153         runTest("test", 3);
 154     }
 155 
 156     @Test
 157     public void run4() throws Throwable {
 158         runTest("test", 4);
 159     }
 160 
 161     @Test
 162     public void run5() throws Throwable {
 163         runTest("test", 5);
 164     }
 165 
 166     @Test
 167     public void run6() throws Throwable {
 168         runTest("test", 6);
 169     }
 170 
 171     @Test
 172     public void run7() throws Throwable {
 173         runTest("test", 7);
 174     }
 175 
 176 }