Mercurial > hg > truffle
annotate graal/com.oracle.graal.jtt/src/com/oracle/graal/jtt/optimize/Reduce_LongShift01.java @ 14991:64dcb92ee75a
Truffle: Change signature for Truffle calls from (PackedFrame, Arguments) to (Object[]).
author | Thomas Wuerthinger <thomas.wuerthinger@oracle.com> |
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date | Sun, 06 Apr 2014 17:46:24 +0200 |
parents | 390448a6b535 |
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rev | line source |
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1 /* |
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2 * Copyright (c) 2009, 2012, Oracle and/or its affiliates. All rights reserved. |
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
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4 * |
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5 * This code is free software; you can redistribute it and/or modify it |
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6 * under the terms of the GNU General Public License version 2 only, as |
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7 * published by the Free Software Foundation. |
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8 * |
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9 * This code is distributed in the hope that it will be useful, but WITHOUT |
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10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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12 * version 2 for more details (a copy is included in the LICENSE file that |
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13 * accompanied this code). |
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14 * |
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15 * You should have received a copy of the GNU General Public License version |
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16 * 2 along with this work; if not, write to the Free Software Foundation, |
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17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
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18 * |
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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20 * or visit www.oracle.com if you need additional information or have any |
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21 * questions. |
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22 */ |
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23 package com.oracle.graal.jtt.optimize; |
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24 |
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25 import org.junit.*; |
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26 |
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27 import com.oracle.graal.jtt.*; |
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28 |
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29 /* |
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30 * Tests optimization of integer operations. |
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31 */ |
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32 public class Reduce_LongShift01 extends JTTTest { |
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33 |
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34 public static long test(long arg) { |
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35 if (arg == 0) { |
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36 return shift0(arg + 10); |
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37 } |
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38 if (arg == 1) { |
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39 return shift1(arg + 10); |
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40 } |
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41 if (arg == 2) { |
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42 return shift2(arg + 10); |
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43 } |
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44 if (arg == 3) { |
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45 return shift3(arg + 10); |
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46 } |
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47 if (arg == 4) { |
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48 return shift4(arg + 10); |
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49 } |
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50 if (arg == 5) { |
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51 return shift5(arg + 10); |
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52 } |
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53 return 0; |
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54 } |
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55 |
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56 public static long shift0(long x) { |
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57 return x >> 0; |
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58 } |
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59 |
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60 public static long shift1(long x) { |
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61 return x >>> 0; |
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62 } |
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63 |
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64 public static long shift2(long x) { |
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65 return x << 0; |
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66 } |
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67 |
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68 public static long shift3(long x) { |
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69 return x >> 64; |
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70 } |
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71 |
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72 public static long shift4(long x) { |
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73 return x >>> 64; |
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74 } |
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75 |
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76 public static long shift5(long x) { |
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77 return x << 64; |
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78 } |
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79 |
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80 @Test |
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81 public void run0() throws Throwable { |
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82 runTest("test", 0L); |
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83 } |
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84 |
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85 @Test |
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86 public void run1() throws Throwable { |
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87 runTest("test", 1L); |
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88 } |
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89 |
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90 @Test |
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91 public void run2() throws Throwable { |
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92 runTest("test", 2L); |
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93 } |
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94 |
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95 @Test |
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96 public void run3() throws Throwable { |
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97 runTest("test", 3L); |
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98 } |
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99 |
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100 @Test |
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101 public void run4() throws Throwable { |
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102 runTest("test", 4L); |
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103 } |
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104 |
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105 @Test |
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106 public void run5() throws Throwable { |
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107 runTest("test", 5L); |
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108 } |
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109 |
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110 } |