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annotate test/compiler/whitebox/MakeMethodNotCompilableTest.java @ 17616:d1760952ebdd

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8028587: New tests development for intrisics for basic operators - add, neg, inc, dec, sub, mul Reviewed-by: twisti Contributed-by: anton.ivanov@oracle.com
author iignatyev
date Tue, 31 Dec 2013 19:26:57 +0400
parents 303826f477c6
children 2dfa56e10640 4ca6dc0799b6
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
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1 /*
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2 * Copyright (c) 2013, 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
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24 /*
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25 * @test MakeMethodNotCompilableTest
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26 * @bug 8012322 8006683 8007288 8022832
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27 * @library /testlibrary /testlibrary/whitebox
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28 * @build MakeMethodNotCompilableTest
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29 * @run main ClassFileInstaller sun.hotspot.WhiteBox
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30 * @run main/othervm/timeout=2400 -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI -XX:CompileCommand=compileonly,SimpleTestCase$Helper::* MakeMethodNotCompilableTest
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31 * @summary testing of WB::makeMethodNotCompilable()
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32 * @author igor.ignatyev@oracle.com
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33 */
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34 public class MakeMethodNotCompilableTest extends CompilerWhiteBoxTest {
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35 private int bci;
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36 public static void main(String[] args) throws Exception {
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37 CompilerWhiteBoxTest.main(MakeMethodNotCompilableTest::new, args);
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38 }
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39
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40 private MakeMethodNotCompilableTest(TestCase testCase) {
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41 super(testCase);
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42 // to prevent inlining of #method
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43 WHITE_BOX.testSetDontInlineMethod(method, true);
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44 }
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45
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46 /**
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47 * Tests {@code WB::makeMethodNotCompilable()} by calling it before
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48 * compilation and checking that method isn't compiled. Also
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49 * checks that WB::clearMethodState() clears no-compilable flags. For
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50 * tiered, additional checks for all available levels are conducted.
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51 *
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52 * @throws Exception if one of the checks fails.
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53 */
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54 @Override
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55 protected void test() throws Exception {
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56 if (testCase.isOsr() && CompilerWhiteBoxTest.MODE.startsWith(
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57 "compiled ")) {
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58 System.err.printf("Warning: %s is not applicable in %s%n",
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59 testCase.name(), CompilerWhiteBoxTest.MODE);
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60 return;
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61 }
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62 checkNotCompiled();
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63 if (!isCompilable()) {
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64 throw new RuntimeException(method + " must be compilable");
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65 }
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66
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67 bci = getBci();
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68
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69 if (TIERED_COMPILATION) {
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70 final int tierLimit = TIERED_STOP_AT_LEVEL + 1;
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71 for (int testedTier = 1; testedTier < tierLimit; ++testedTier) {
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72 testTier(testedTier);
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73 }
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74 for (int testedTier = 1; testedTier < tierLimit; ++testedTier) {
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75 makeNotCompilable(testedTier);
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76 if (isCompilable(testedTier)) {
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77 throw new RuntimeException(method
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78 + " must be not compilable at level" + testedTier);
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79 }
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80 WHITE_BOX.enqueueMethodForCompilation(method, testedTier, bci);
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81 checkNotCompiled();
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82
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83 if (!isCompilable()) {
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84 System.out.println(method
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85 + " is not compilable after level " + testedTier);
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86 }
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87 }
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88 } else {
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89 compile();
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90 checkCompiled();
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91 int compLevel = getCompLevel();
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92 deoptimize();
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93 makeNotCompilable(compLevel);
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94 if (isCompilable(COMP_LEVEL_ANY)) {
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95 throw new RuntimeException(method
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96 + " must be not compilable at CompLevel::CompLevel_any,"
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97 + " after it is not compilable at " + compLevel);
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98 }
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99
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100 WHITE_BOX.clearMethodState(method);
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101 if (!isCompilable()) {
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102 throw new RuntimeException(method
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103 + " is not compilable after clearMethodState()");
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104 }
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105
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106 // nocompilable at opposite level must make no sense
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107 int oppositeLevel;
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108 if (isC1Compile(compLevel)) {
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109 oppositeLevel = COMP_LEVEL_FULL_OPTIMIZATION;
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110 } else {
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111 oppositeLevel = COMP_LEVEL_SIMPLE;
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112 }
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113 makeNotCompilable(oppositeLevel);
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114
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115 if (!isCompilable(COMP_LEVEL_ANY)) {
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116 throw new RuntimeException(method
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117 + " must be compilable at CompLevel::CompLevel_any,"
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118 + " even it is not compilable at opposite level ["
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119 + compLevel + "]");
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120 }
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121
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122 if (!isCompilable(compLevel)) {
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123 throw new RuntimeException(method
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124 + " must be compilable at level " + compLevel
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125 + ", even it is not compilable at opposite level ["
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126 + compLevel + "]");
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127 }
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128 }
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129
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130 // clearing after tiered/non-tiered tests
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131 // WB.clearMethodState() must reset no-compilable flags
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132 WHITE_BOX.clearMethodState(method);
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133 if (!isCompilable()) {
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134 throw new RuntimeException(method
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135 + " is not compilable after clearMethodState()");
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136 }
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137
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138 makeNotCompilable();
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139 if (isCompilable()) {
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140 throw new RuntimeException(method + " must be not compilable");
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141 }
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142
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143 compile();
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144 checkNotCompiled();
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145 if (isCompilable()) {
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146 throw new RuntimeException(method + " must be not compilable");
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147 }
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148 // WB.clearMethodState() must reset no-compilable flags
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149 WHITE_BOX.clearMethodState(method);
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150 if (!isCompilable()) {
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151 throw new RuntimeException(method
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152 + " is not compilable after clearMethodState()");
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153 }
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154 compile();
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155 checkCompiled();
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156 }
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157
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158 // separately tests each tier
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159 private void testTier(int testedTier) {
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160 if (!isCompilable(testedTier)) {
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161 throw new RuntimeException(method
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162 + " is not compilable on start");
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163 }
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164 makeNotCompilable(testedTier);
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165
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166 // tests for all other tiers
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167 for (int anotherTier = 1, tierLimit = TIERED_STOP_AT_LEVEL + 1;
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168 anotherTier < tierLimit; ++anotherTier) {
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169 boolean isCompilable = isCompilable(anotherTier);
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170 if (sameCompile(testedTier, anotherTier)) {
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171 if (isCompilable) {
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172 throw new RuntimeException(method
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173 + " must be not compilable at level " + anotherTier
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174 + ", if it is not compilable at " + testedTier);
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175 }
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176 WHITE_BOX.enqueueMethodForCompilation(method, anotherTier, bci);
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177 checkNotCompiled();
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178 } else {
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179 if (!isCompilable) {
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180 throw new RuntimeException(method
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181 + " must be compilable at level " + anotherTier
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182 + ", even if it is not compilable at "
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183 + testedTier);
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184 }
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185 WHITE_BOX.enqueueMethodForCompilation(method, anotherTier, bci);
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186 checkCompiled();
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187 deoptimize();
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188 }
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189
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190 if (!isCompilable(COMP_LEVEL_ANY)) {
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191 throw new RuntimeException(method
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192 + " must be compilable at 'CompLevel::CompLevel_any'"
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193 + ", if it is not compilable only at " + testedTier);
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194 }
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195 }
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196
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197 // clear state after test
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198 WHITE_BOX.clearMethodState(method);
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199 if (!isCompilable(testedTier)) {
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200 throw new RuntimeException(method
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201 + " is not compilable after clearMethodState()");
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202 }
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203 }
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204
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205 private boolean sameCompile(int level1, int level2) {
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206 if (level1 == level2) {
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207 return true;
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208 }
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209 if (isC1Compile(level1) && isC1Compile(level2)) {
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210 return true;
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211 }
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212 if (isC2Compile(level1) && isC2Compile(level2)) {
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213 return true;
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214 }
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215 return false;
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216 }
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217
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218 private int getBci() {
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219 compile();
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220 checkCompiled();
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221 int result = WHITE_BOX.getMethodEntryBci(method);
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222 deoptimize();
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223 WHITE_BOX.clearMethodState(method);
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224 return result;
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225 }
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226 }