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annotate graal/com.oracle.graal.replacements.test/src/com/oracle/graal/replacements/test/MonitorTest.java @ 18805:121748e43a01

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Truffle-DSL: fix execute methods with evaluated arguments were not handled correctly with varargs arguments.
author Christian Humer <christian.humer@gmail.com>
date Fri, 09 Jan 2015 16:02:55 +0100
parents 41c00b10bfce
children
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1 /*
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2 * Copyright (c) 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.replacements.test;
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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.compiler.test.*;
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28 import com.oracle.graal.virtual.phases.ea.*;
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29
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30 public class MonitorTest extends GraalCompilerTest {
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31
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32 @Test
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33 public void test0() {
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34 test("lockObjectSimple", new Object(), new Object());
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35 test("lockObjectSimple", new Object(), null);
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36 test("lockObjectSimple", null, null);
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37 }
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38
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39 @Test
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40 public void test01() {
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41 test("lockThisSimple", "test1", new Object());
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42 test("lockThisSimple", "test1", null);
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43 }
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44
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45 @Test
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46 public void test02() {
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47 test("lockObjectSimple", null, "test1");
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48 }
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49
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50 @Test
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51 public void test101() {
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52 test("lockObject", new Object(), "test1", new String[1]);
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53 }
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54
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55 @Test
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56 public void test102() {
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57 test("lockObject", null, "test1_1", new String[1]);
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58 }
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59
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60 @Test
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61 public void test2() {
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62 test("lockThis", "test2", new String[1]);
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63 }
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64
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65 /**
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66 * Tests monitor operations on {@link PartialEscapePhase virtual objects}.
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67 */
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68 @Test
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69 public void test3() {
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70 test("lockLocalObject", "test3", new String[1]);
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71 }
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72
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73 /**
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74 * Tests recursive locking of objects which should be biasable.
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75 */
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76 @Test
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77 public void test4() {
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78 Chars src = new Chars("1234567890".toCharArray());
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79 Chars dst = new Chars(src.data.length);
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80 test("copyObj", src, dst, 100);
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81 }
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82
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83 /**
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84 * Tests recursive locking of objects which do not appear to be biasable.
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85 */
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86 @Test
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87 public void test5() {
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88 char[] src = "1234567890".toCharArray();
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89 char[] dst = new char[src.length];
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90 test("copyArr", src, dst, 100);
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91 }
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92
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93 /**
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94 * Extends {@link #test4()} with contention.
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95 */
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96 @Test
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97 public void test6() {
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98 Chars src = new Chars("1234567890".toCharArray());
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99 Chars dst = new Chars(src.data.length);
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100 int n = Runtime.getRuntime().availableProcessors();
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101 testN(n, "copyObj", src, dst, 100);
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102 }
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103
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104 /**
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105 * Extends {@link #test5()} with contention.
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106 */
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107 @Test
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108 public void test7() {
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109 char[] src = "1234567890".toCharArray();
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110 char[] dst = new char[src.length];
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111 int n = Math.min(32, Runtime.getRuntime().availableProcessors());
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112 testN(n, "copyArr", src, dst, 100);
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113 }
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114
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115 private static String setAndGet(String[] box, String value) {
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116 synchronized (box) {
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117 box[0] = null;
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118 }
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119
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120 // Do a GC while a object is locked (by the caller)
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121 System.gc();
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122
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123 synchronized (box) {
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124 box[0] = value;
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125 }
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126 return box[0];
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127 }
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128
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129 public static Object lockObjectSimple(Object o, Object value) {
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130 synchronized (o) {
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131 value.hashCode();
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132 return value;
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133 }
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134 }
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135
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136 public String lockThisSimple(String value, Object o) {
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137 synchronized (this) {
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138 synchronized (value) {
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139 o.hashCode();
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140 return value;
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141 }
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142 }
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143 }
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144
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145 public static String lockObject(Object o, String value, String[] box) {
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146 synchronized (o) {
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147 return setAndGet(box, value);
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148 }
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149 }
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150
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151 public String lockThis(String value, String[] box) {
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152 synchronized (this) {
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153 return setAndGet(box, value);
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154 }
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155 }
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156
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157 public static String lockLocalObject(String value, String[] box) {
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158 Object o = new Object();
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159 synchronized (o) {
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160 return setAndGet(box, value);
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161 }
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162 }
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163
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164 static class Chars {
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165
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166 final char[] data;
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167
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168 public Chars(int size) {
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169 this.data = new char[size];
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170 }
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171
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172 public Chars(char[] data) {
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173 this.data = data;
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174 }
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175 }
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176
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177 public static String copyObj(Chars src, Chars dst, int n) {
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178 for (int j = 0; j < n; j++) {
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179 for (int i = 0; i < src.data.length; i++) {
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180 synchronized (src) {
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181 synchronized (dst) {
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182 synchronized (src) {
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183 synchronized (dst) {
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184 dst.data[i] = src.data[i];
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185 }
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186 }
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187 }
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188 }
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189 }
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190 }
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191 return new String(dst.data);
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192 }
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193
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194 public static String copyArr(char[] src, char[] dst, int n) {
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195 for (int j = 0; j < n; j++) {
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196 for (int i = 0; i < src.length; i++) {
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197 synchronized (src) {
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198 synchronized (dst) {
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199 synchronized (src) {
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200 synchronized (dst) {
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201 dst[i] = src[i];
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202 }
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203 }
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204 }
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205 }
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206 }
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207 }
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208 return new String(dst);
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209 }
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210 }