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annotate graal/com.oracle.graal.compiler.test/src/com/oracle/graal/compiler/test/TypeSystemTest.java @ 18969:14496953435e

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Use Node#getUsageCount wherever possible.
author Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
date Tue, 27 Jan 2015 13:17:53 +0100
parents 2ad82c6147f1
children a2cb19764970
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1 /*
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2 * Copyright (c) 2011, 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.compiler.test;
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24
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25 import java.io.*;
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26
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27 import org.junit.*;
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28
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29 import com.oracle.graal.api.code.*;
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30 import com.oracle.graal.debug.*;
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31 import com.oracle.graal.graph.*;
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32 import com.oracle.graal.nodeinfo.*;
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33 import com.oracle.graal.nodes.*;
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34 import com.oracle.graal.nodes.cfg.*;
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35 import com.oracle.graal.nodes.java.*;
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36 import com.oracle.graal.phases.common.*;
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37 import com.oracle.graal.phases.schedule.*;
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38 import com.oracle.graal.phases.tiers.*;
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39
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40 /**
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41 * In the following tests, the scalar type system of the compiler should be complete enough to see
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42 * the relation between the different conditions.
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43 */
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44 public class TypeSystemTest extends GraalCompilerTest {
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45
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46 @Test
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47 public void test3() {
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48 test("test3Snippet", "referenceSnippet3");
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49 }
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50
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51 public static int referenceSnippet3(Object o) {
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52 if (o == null) {
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53 return 1;
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54 } else {
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55 return 2;
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56 }
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57 }
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58
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59 @SuppressWarnings("unused")
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60 public static int test3Snippet(Object o) {
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61 if (o == null) {
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62 if (o != null) {
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63 return 3;
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64 } else {
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65 return 1;
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66 }
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67 } else {
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68 return 2;
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69 }
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70 }
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71
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72 @Test
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73 public void test4() {
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74 test("test4Snippet", "referenceSnippet3");
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75 }
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76
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77 @SuppressWarnings("unused")
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78 public static int test4Snippet(Object o) {
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79 if (o == null) {
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80 Object o2 = Integer.class;
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81 if (o == o2) {
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82 return 3;
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83 } else {
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84 return 1;
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85 }
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86 } else {
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87 return 2;
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88 }
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89 }
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90
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91 @Test
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92 public void test5() {
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93 test("test5Snippet", "referenceSnippet5");
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94 }
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95
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96 public static int referenceSnippet5(Object o, Object a) {
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97 if (o == null) {
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98 if (a == Integer.class || a == Double.class) {
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99 return 1;
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100 }
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101 } else {
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102 if (a == Double.class || a == Long.class) {
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103 return 11;
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104 }
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105 }
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106 if (a == Integer.class) {
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107 return 3;
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108 }
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109 return 5;
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110 }
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111
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112 @SuppressWarnings("unused")
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113 public static int test5Snippet(Object o, Object a) {
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114 if (o == null) {
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115 if (a == Integer.class || a == Double.class) {
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116 if (a == null) {
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117 return 10;
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118 }
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119 return 1;
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120 }
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121 } else {
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122 if (a == Double.class || a == Long.class) {
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diff changeset
123 if (a != null) {
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diff changeset
124 return 11;
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Lukas Stadler <lukas.stadler@jku.at>
parents: 5061
diff changeset
125 }
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Lukas Stadler <lukas.stadler@jku.at>
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diff changeset
126 return 2;
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Lukas Stadler <lukas.stadler@jku.at>
parents: 5061
diff changeset
127 }
5bdaa08ba96b add and enable new PropagateTypeCachePhase, add type system tests
Lukas Stadler <lukas.stadler@jku.at>
parents: 5061
diff changeset
128 }
13694
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diff changeset
129 if (a == Integer.class) {
5085
5bdaa08ba96b add and enable new PropagateTypeCachePhase, add type system tests
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130 return 3;
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Lukas Stadler <lukas.stadler@jku.at>
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131 }
13694
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diff changeset
132 if (a == Double.class) {
5085
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133 return 4;
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parents: 5061
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134 }
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Lukas Stadler <lukas.stadler@jku.at>
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diff changeset
135 return 5;
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Lukas Stadler <lukas.stadler@jku.at>
parents: 5061
diff changeset
136 }
5bdaa08ba96b add and enable new PropagateTypeCachePhase, add type system tests
Lukas Stadler <lukas.stadler@jku.at>
parents: 5061
diff changeset
137
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Lukas Stadler <lukas.stadler@jku.at>
parents: 5061
diff changeset
138 @Test
5bdaa08ba96b add and enable new PropagateTypeCachePhase, add type system tests
Lukas Stadler <lukas.stadler@jku.at>
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diff changeset
139 public void test6() {
11633
a0566c8dcabf removed IterableNodeType from some classes for which typed node iterators were never used or were only used in tests
Doug Simon <doug.simon@oracle.com>
parents: 11631
diff changeset
140 testHelper("test6Snippet", CheckCastNode.class);
5085
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141 }
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142
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Lukas Stadler <lukas.stadler@jku.at>
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diff changeset
143 public static int test6Snippet(int i) throws IOException {
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parents: 5061
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144 Object o = null;
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parents: 5061
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145
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Lukas Stadler <lukas.stadler@jku.at>
parents: 5061
diff changeset
146 if (i == 5) {
5bdaa08ba96b add and enable new PropagateTypeCachePhase, add type system tests
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parents: 5061
diff changeset
147 o = new FileInputStream("asdf");
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parents: 5061
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148 }
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Lukas Stadler <lukas.stadler@jku.at>
parents: 5061
diff changeset
149 if (i < 10) {
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parents: 5061
diff changeset
150 o = new ByteArrayInputStream(new byte[]{1, 2, 3});
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Lukas Stadler <lukas.stadler@jku.at>
parents: 5061
diff changeset
151 }
5bdaa08ba96b add and enable new PropagateTypeCachePhase, add type system tests
Lukas Stadler <lukas.stadler@jku.at>
parents: 5061
diff changeset
152 if (i > 0) {
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parents: 5061
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153 o = new BufferedInputStream(null);
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parents: 5061
diff changeset
154 }
5bdaa08ba96b add and enable new PropagateTypeCachePhase, add type system tests
Lukas Stadler <lukas.stadler@jku.at>
parents: 5061
diff changeset
155
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Lukas Stadler <lukas.stadler@jku.at>
parents: 5061
diff changeset
156 return ((InputStream) o).available();
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parents: 5061
diff changeset
157 }
5bdaa08ba96b add and enable new PropagateTypeCachePhase, add type system tests
Lukas Stadler <lukas.stadler@jku.at>
parents: 5061
diff changeset
158
15572
01bce59c2749 test for integer stamp join
Lukas Stadler <lukas.stadler@oracle.com>
parents: 15388
diff changeset
159 @Test
01bce59c2749 test for integer stamp join
Lukas Stadler <lukas.stadler@oracle.com>
parents: 15388
diff changeset
160 public void test7() {
01bce59c2749 test for integer stamp join
Lukas Stadler <lukas.stadler@oracle.com>
parents: 15388
diff changeset
161 test("test7Snippet", "referenceSnippet7");
01bce59c2749 test for integer stamp join
Lukas Stadler <lukas.stadler@oracle.com>
parents: 15388
diff changeset
162 }
01bce59c2749 test for integer stamp join
Lukas Stadler <lukas.stadler@oracle.com>
parents: 15388
diff changeset
163
01bce59c2749 test for integer stamp join
Lukas Stadler <lukas.stadler@oracle.com>
parents: 15388
diff changeset
164 public static int test7Snippet(int x) {
01bce59c2749 test for integer stamp join
Lukas Stadler <lukas.stadler@oracle.com>
parents: 15388
diff changeset
165 return ((x & 0xff) << 10) == ((x & 0x1f) + 1) ? 0 : x;
01bce59c2749 test for integer stamp join
Lukas Stadler <lukas.stadler@oracle.com>
parents: 15388
diff changeset
166 }
01bce59c2749 test for integer stamp join
Lukas Stadler <lukas.stadler@oracle.com>
parents: 15388
diff changeset
167
01bce59c2749 test for integer stamp join
Lukas Stadler <lukas.stadler@oracle.com>
parents: 15388
diff changeset
168 public static int referenceSnippet7(int x) {
01bce59c2749 test for integer stamp join
Lukas Stadler <lukas.stadler@oracle.com>
parents: 15388
diff changeset
169 return x;
01bce59c2749 test for integer stamp join
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parents: 15388
diff changeset
170 }
01bce59c2749 test for integer stamp join
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parents: 15388
diff changeset
171
5085
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parents: 5061
diff changeset
172 private void test(String snippet, String referenceSnippet) {
16714
1668de777c42 renamed GraalCompilerTest.parse to GraalCompilerTest.parseEager and improved javadoc for all parse* methods
Doug Simon <doug.simon@oracle.com>
parents: 15572
diff changeset
173 StructuredGraph graph = parseEager(snippet);
7706
9ea26951d826 fix TypeSystemTest, cleanup of ConditionalEliminationPhase, handle ObjectEqualsNode and MaterializeNode
Lukas Stadler <lukas.stadler@jku.at>
parents: 7530
diff changeset
174 Debug.dump(graph, "Graph");
9ea26951d826 fix TypeSystemTest, cleanup of ConditionalEliminationPhase, handle ObjectEqualsNode and MaterializeNode
Lukas Stadler <lukas.stadler@jku.at>
parents: 7530
diff changeset
175 Assumptions assumptions = new Assumptions(false);
15388
769fc3629f59 Add phase FlowSensitiveReductionPhase.
Miguel Garcia <miguel.m.garcia@oracle.com>
parents: 13694
diff changeset
176 /*
769fc3629f59 Add phase FlowSensitiveReductionPhase.
Miguel Garcia <miguel.m.garcia@oracle.com>
parents: 13694
diff changeset
177 * When using FlowSensitiveReductionPhase instead of ConditionalEliminationPhase,
769fc3629f59 Add phase FlowSensitiveReductionPhase.
Miguel Garcia <miguel.m.garcia@oracle.com>
parents: 13694
diff changeset
178 * tail-duplication gets activated thus resulting in a graph with more nodes than the
769fc3629f59 Add phase FlowSensitiveReductionPhase.
Miguel Garcia <miguel.m.garcia@oracle.com>
parents: 13694
diff changeset
179 * reference graph.
769fc3629f59 Add phase FlowSensitiveReductionPhase.
Miguel Garcia <miguel.m.garcia@oracle.com>
parents: 13694
diff changeset
180 */
18487
0f4813e0b4a9 Use asConstant() instead of asJavaConstant() where possible.
Roland Schatz <roland.schatz@oracle.com>
parents: 17064
diff changeset
181 new ConditionalEliminationPhase().apply(graph, new PhaseContext(getProviders(), assumptions));
12054
bba234a1670e grouped provider values/parameters into a Providers object (GRAAL-511)
Doug Simon <doug.simon@oracle.com>
parents: 12052
diff changeset
182 new CanonicalizerPhase(true).apply(graph, new PhaseContext(getProviders(), assumptions));
7706
9ea26951d826 fix TypeSystemTest, cleanup of ConditionalEliminationPhase, handle ObjectEqualsNode and MaterializeNode
Lukas Stadler <lukas.stadler@jku.at>
parents: 7530
diff changeset
183 // a second canonicalizer is needed to process nested MaterializeNodes
12054
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Doug Simon <doug.simon@oracle.com>
parents: 12052
diff changeset
184 new CanonicalizerPhase(true).apply(graph, new PhaseContext(getProviders(), assumptions));
16714
1668de777c42 renamed GraalCompilerTest.parse to GraalCompilerTest.parseEager and improved javadoc for all parse* methods
Doug Simon <doug.simon@oracle.com>
parents: 15572
diff changeset
185 StructuredGraph referenceGraph = parseEager(referenceSnippet);
12054
bba234a1670e grouped provider values/parameters into a Providers object (GRAAL-511)
Doug Simon <doug.simon@oracle.com>
parents: 12052
diff changeset
186 new CanonicalizerPhase(true).apply(referenceGraph, new PhaseContext(getProviders(), assumptions));
7706
9ea26951d826 fix TypeSystemTest, cleanup of ConditionalEliminationPhase, handle ObjectEqualsNode and MaterializeNode
Lukas Stadler <lukas.stadler@jku.at>
parents: 7530
diff changeset
187 assertEquals(referenceGraph, graph);
5085
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diff changeset
188 }
5bdaa08ba96b add and enable new PropagateTypeCachePhase, add type system tests
Lukas Stadler <lukas.stadler@jku.at>
parents: 5061
diff changeset
189
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Lukas Stadler <lukas.stadler@jku.at>
parents: 5061
diff changeset
190 @Override
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Lukas Stadler <lukas.stadler@jku.at>
parents: 5061
diff changeset
191 protected void assertEquals(StructuredGraph expected, StructuredGraph graph) {
12573
6332050441eb fixed tests that need to take into account ConstantNodes not recording their usages (GRAAL-508)
Doug Simon <doug.simon@oracle.com>
parents: 12054
diff changeset
192 if (getNodeCountExcludingUnusedConstants(expected) != getNodeCountExcludingUnusedConstants(graph)) {
13694
0e8c22aa6ec3 adapt tests for new IfNode and MergeNode simplifications
Lukas Stadler <lukas.stadler@jku.at>
parents: 12573
diff changeset
193 Debug.dump(expected, "expected (node count)");
0e8c22aa6ec3 adapt tests for new IfNode and MergeNode simplifications
Lukas Stadler <lukas.stadler@jku.at>
parents: 12573
diff changeset
194 Debug.dump(graph, "graph (node count)");
5085
5bdaa08ba96b add and enable new PropagateTypeCachePhase, add type system tests
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parents: 5061
diff changeset
195 Assert.fail("Graphs do not have the same number of nodes: " + expected.getNodeCount() + " vs. " + graph.getNodeCount());
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parents: 5061
diff changeset
196 }
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Lukas Stadler <lukas.stadler@jku.at>
parents: 5061
diff changeset
197 }
5bdaa08ba96b add and enable new PropagateTypeCachePhase, add type system tests
Lukas Stadler <lukas.stadler@jku.at>
parents: 5061
diff changeset
198
6360
e5203e5843fc first prototype of new PartialEscapeAnalysis
Lukas Stadler <lukas.stadler@jku.at>
parents: 6334
diff changeset
199 public static void outputGraph(StructuredGraph graph, String message) {
9109
23c96de53386 Change severity of checkstyle problems from "warning" to "error". Fixed several System.out.print violations.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 9049
diff changeset
200 TTY.println("========================= " + message);
5085
5bdaa08ba96b add and enable new PropagateTypeCachePhase, add type system tests
Lukas Stadler <lukas.stadler@jku.at>
parents: 5061
diff changeset
201 SchedulePhase schedule = new SchedulePhase();
5bdaa08ba96b add and enable new PropagateTypeCachePhase, add type system tests
Lukas Stadler <lukas.stadler@jku.at>
parents: 5061
diff changeset
202 schedule.apply(graph);
5bdaa08ba96b add and enable new PropagateTypeCachePhase, add type system tests
Lukas Stadler <lukas.stadler@jku.at>
parents: 5061
diff changeset
203 for (Block block : schedule.getCFG().getBlocks()) {
9109
23c96de53386 Change severity of checkstyle problems from "warning" to "error". Fixed several System.out.print violations.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 9049
diff changeset
204 TTY.print("Block " + block + " ");
5085
5bdaa08ba96b add and enable new PropagateTypeCachePhase, add type system tests
Lukas Stadler <lukas.stadler@jku.at>
parents: 5061
diff changeset
205 if (block == schedule.getCFG().getStartBlock()) {
9109
23c96de53386 Change severity of checkstyle problems from "warning" to "error". Fixed several System.out.print violations.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 9049
diff changeset
206 TTY.print("* ");
5085
5bdaa08ba96b add and enable new PropagateTypeCachePhase, add type system tests
Lukas Stadler <lukas.stadler@jku.at>
parents: 5061
diff changeset
207 }
9109
23c96de53386 Change severity of checkstyle problems from "warning" to "error". Fixed several System.out.print violations.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 9049
diff changeset
208 TTY.print("-> ");
5085
5bdaa08ba96b add and enable new PropagateTypeCachePhase, add type system tests
Lukas Stadler <lukas.stadler@jku.at>
parents: 5061
diff changeset
209 for (Block succ : block.getSuccessors()) {
9109
23c96de53386 Change severity of checkstyle problems from "warning" to "error". Fixed several System.out.print violations.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 9049
diff changeset
210 TTY.print(succ + " ");
5085
5bdaa08ba96b add and enable new PropagateTypeCachePhase, add type system tests
Lukas Stadler <lukas.stadler@jku.at>
parents: 5061
diff changeset
211 }
9109
23c96de53386 Change severity of checkstyle problems from "warning" to "error". Fixed several System.out.print violations.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 9049
diff changeset
212 TTY.println();
5248
066f1687ba24 rename: nodesFor -> blockToNodesMap
Doug Simon <doug.simon@oracle.com>
parents: 5085
diff changeset
213 for (Node node : schedule.getBlockToNodesMap().get(block)) {
6360
e5203e5843fc first prototype of new PartialEscapeAnalysis
Lukas Stadler <lukas.stadler@jku.at>
parents: 6334
diff changeset
214 outputNode(node);
e5203e5843fc first prototype of new PartialEscapeAnalysis
Lukas Stadler <lukas.stadler@jku.at>
parents: 6334
diff changeset
215 }
e5203e5843fc first prototype of new PartialEscapeAnalysis
Lukas Stadler <lukas.stadler@jku.at>
parents: 6334
diff changeset
216 }
e5203e5843fc first prototype of new PartialEscapeAnalysis
Lukas Stadler <lukas.stadler@jku.at>
parents: 6334
diff changeset
217 }
e5203e5843fc first prototype of new PartialEscapeAnalysis
Lukas Stadler <lukas.stadler@jku.at>
parents: 6334
diff changeset
218
e5203e5843fc first prototype of new PartialEscapeAnalysis
Lukas Stadler <lukas.stadler@jku.at>
parents: 6334
diff changeset
219 private static void outputNode(Node node) {
18969
14496953435e Use Node#getUsageCount wherever possible.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 18940
diff changeset
220 TTY.print(" " + node + " (usage count: " + node.getUsageCount() + ") (inputs:");
6360
e5203e5843fc first prototype of new PartialEscapeAnalysis
Lukas Stadler <lukas.stadler@jku.at>
parents: 6334
diff changeset
221 for (Node input : node.inputs()) {
9109
23c96de53386 Change severity of checkstyle problems from "warning" to "error". Fixed several System.out.print violations.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 9049
diff changeset
222 TTY.print(" " + input.toString(Verbosity.Id));
6360
e5203e5843fc first prototype of new PartialEscapeAnalysis
Lukas Stadler <lukas.stadler@jku.at>
parents: 6334
diff changeset
223 }
9109
23c96de53386 Change severity of checkstyle problems from "warning" to "error". Fixed several System.out.print violations.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 9049
diff changeset
224 TTY.println(")");
6360
e5203e5843fc first prototype of new PartialEscapeAnalysis
Lukas Stadler <lukas.stadler@jku.at>
parents: 6334
diff changeset
225 if (node instanceof MergeNode) {
e5203e5843fc first prototype of new PartialEscapeAnalysis
Lukas Stadler <lukas.stadler@jku.at>
parents: 6334
diff changeset
226 for (PhiNode phi : ((MergeNode) node).phis()) {
e5203e5843fc first prototype of new PartialEscapeAnalysis
Lukas Stadler <lukas.stadler@jku.at>
parents: 6334
diff changeset
227 outputNode(phi);
5085
5bdaa08ba96b add and enable new PropagateTypeCachePhase, add type system tests
Lukas Stadler <lukas.stadler@jku.at>
parents: 5061
diff changeset
228 }
5bdaa08ba96b add and enable new PropagateTypeCachePhase, add type system tests
Lukas Stadler <lukas.stadler@jku.at>
parents: 5061
diff changeset
229 }
5bdaa08ba96b add and enable new PropagateTypeCachePhase, add type system tests
Lukas Stadler <lukas.stadler@jku.at>
parents: 5061
diff changeset
230 }
5bdaa08ba96b add and enable new PropagateTypeCachePhase, add type system tests
Lukas Stadler <lukas.stadler@jku.at>
parents: 5061
diff changeset
231
11633
a0566c8dcabf removed IterableNodeType from some classes for which typed node iterators were never used or were only used in tests
Doug Simon <doug.simon@oracle.com>
parents: 11631
diff changeset
232 private <T extends Node> void testHelper(String snippet, Class<T> clazz) {
16714
1668de777c42 renamed GraalCompilerTest.parse to GraalCompilerTest.parseEager and improved javadoc for all parse* methods
Doug Simon <doug.simon@oracle.com>
parents: 15572
diff changeset
233 StructuredGraph graph = parseEager(snippet);
7706
9ea26951d826 fix TypeSystemTest, cleanup of ConditionalEliminationPhase, handle ObjectEqualsNode and MaterializeNode
Lukas Stadler <lukas.stadler@jku.at>
parents: 7530
diff changeset
234 Assumptions assumptions = new Assumptions(false);
12054
bba234a1670e grouped provider values/parameters into a Providers object (GRAAL-511)
Doug Simon <doug.simon@oracle.com>
parents: 12052
diff changeset
235 new CanonicalizerPhase(true).apply(graph, new PhaseContext(getProviders(), assumptions));
bba234a1670e grouped provider values/parameters into a Providers object (GRAAL-511)
Doug Simon <doug.simon@oracle.com>
parents: 12052
diff changeset
236 new CanonicalizerPhase(true).apply(graph, new PhaseContext(getProviders(), assumptions));
13694
0e8c22aa6ec3 adapt tests for new IfNode and MergeNode simplifications
Lukas Stadler <lukas.stadler@jku.at>
parents: 12573
diff changeset
237 Debug.dump(graph, "Graph " + snippet);
11633
a0566c8dcabf removed IterableNodeType from some classes for which typed node iterators were never used or were only used in tests
Doug Simon <doug.simon@oracle.com>
parents: 11631
diff changeset
238 Assert.assertFalse("shouldn't have nodes of type " + clazz, graph.getNodes().filter(clazz).iterator().hasNext());
4648
83b4cc4df77a experimental: added PiNode and PropagateTypesPhase
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff changeset
239 }
83b4cc4df77a experimental: added PiNode and PropagateTypesPhase
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff changeset
240 }