HasCompiledCodeForOSRTest.java revision 12748:fbb9c8026495
1254225Speter/* 2254225Speter * Copyright (c) 2015, 2016, Oracle and/or its affiliates. All rights reserved. 3254225Speter * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4254225Speter * 5254225Speter * This code is free software; you can redistribute it and/or modify it 6254225Speter * under the terms of the GNU General Public License version 2 only, as 7254225Speter * published by the Free Software Foundation. 8254225Speter * 9254225Speter * This code is distributed in the hope that it will be useful, but WITHOUT 10254225Speter * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11254225Speter * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12254225Speter * version 2 for more details (a copy is included in the LICENSE file that 13254225Speter * accompanied this code). 14254225Speter * 15254225Speter * You should have received a copy of the GNU General Public License version 16254225Speter * 2 along with this work; if not, write to the Free Software Foundation, 17254225Speter * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18254225Speter * 19254225Speter * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20254225Speter * or visit www.oracle.com if you need additional information or have any 21254225Speter * questions. 22254225Speter */ 23254225Speter 24254225Speter/** 25254225Speter * @test 26254225Speter * @bug 8136421 27254225Speter * @requires vm.jvmci 28254225Speter * @library /test/lib / 29254225Speter * @library ../common/patches 30254225Speter * @modules java.base/jdk.internal.misc 31254225Speter * @modules java.base/jdk.internal.org.objectweb.asm 32254225Speter * java.base/jdk.internal.org.objectweb.asm.tree 33254225Speter * jdk.internal.vm.ci/jdk.vm.ci.hotspot 34254225Speter * jdk.internal.vm.ci/jdk.vm.ci.code 35254225Speter * 36254225Speter * @build jdk.internal.vm.ci/jdk.vm.ci.hotspot.CompilerToVMHelper sun.hotspot.WhiteBox 37254225Speter * @run driver ClassFileInstaller sun.hotspot.WhiteBox 38254225Speter * sun.hotspot.WhiteBox$WhiteBoxPermission 39254225Speter * @run main/othervm -Xbootclasspath/a:. 40254225Speter * -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI 41254225Speter * -XX:+UnlockExperimentalVMOptions -XX:+EnableJVMCI 42254225Speter * -XX:-BackgroundCompilation -Djvmci.Compiler=null 43254225Speter * compiler.jvmci.compilerToVM.HasCompiledCodeForOSRTest 44254225Speter */ 45254225Speter 46254225Speterpackage compiler.jvmci.compilerToVM; 47254225Speter 48254225Speterimport compiler.jvmci.common.CTVMUtilities; 49254225Speterimport compiler.testlibrary.CompilerUtils; 50254225Speterimport jdk.test.lib.Asserts; 51254225Speterimport jdk.test.lib.Utils; 52254225Speterimport jdk.vm.ci.hotspot.CompilerToVMHelper; 53254225Speterimport jdk.vm.ci.hotspot.HotSpotResolvedJavaMethod; 54254225Speterimport sun.hotspot.code.NMethod; 55254225Speter 56254225Speterimport java.lang.reflect.Executable; 57254225Speterimport java.util.ArrayList; 58254225Speterimport java.util.List; 59254225Speter 60254225Speterpublic class HasCompiledCodeForOSRTest { 61254225Speter public static void main(String[] args) { 62254225Speter List<CompileCodeTestCase> testCases = createTestCases(); 63254225Speter testCases.forEach(HasCompiledCodeForOSRTest::runSanityTest); 64254225Speter } 65254225Speter 66254225Speter public static List<CompileCodeTestCase> createTestCases() { 67254225Speter List<CompileCodeTestCase> testCases = new ArrayList<>(); 68254225Speter 69254225Speter try { 70254225Speter Class<?> aClass = DummyClass.class; 71254225Speter Object receiver = new DummyClass(); 72254225Speter testCases.add(new CompileCodeTestCase(receiver, 73254225Speter aClass.getMethod("withLoop"), 17)); 74254225Speter } catch (NoSuchMethodException e) { 75254225Speter throw new Error("TEST BUG : " + e.getMessage(), e); 76254225Speter } 77254225Speter return testCases; 78254225Speter } 79254225Speter 80254225Speter private static void runSanityTest(CompileCodeTestCase testCase) { 81254225Speter System.out.println(testCase); 82254225Speter Executable aMethod = testCase.executable; 83254225Speter HotSpotResolvedJavaMethod method = CTVMUtilities 84254225Speter .getResolvedMethod(aMethod); 85254225Speter testCase.invoke(Utils.getNullValues(aMethod.getParameterTypes())); 86254225Speter testCase.deoptimize(); 87254225Speter int[] levels = CompilerUtils.getAvailableCompilationLevels(); 88254225Speter // not compiled 89254225Speter for (int level : levels) { 90254225Speter boolean isCompiled = CompilerToVMHelper.hasCompiledCodeForOSR( 91254225Speter method, testCase.bci, level); 92254225Speter Asserts.assertFalse(isCompiled, String.format( 93254225Speter "%s : unexpected return value for non-compiled method at " 94254225Speter + "level %d", testCase, level)); 95 } 96 NMethod nm = testCase.compile(); 97 if (nm == null) { 98 throw new Error(String.format( 99 "TEST BUG : %s : cannot compile method", testCase)); 100 } 101 102 boolean isCompiled; 103 int level = nm.comp_level; 104 int[] someLevels = new int[] {-4, 0, 1, 2, 3, 4, 5, 45}; 105 // check levels 106 for (int i : someLevels) { 107 isCompiled = CompilerToVMHelper.hasCompiledCodeForOSR( 108 method, testCase.bci, i); 109 Asserts.assertEQ(isCompiled, level == i, String.format( 110 "%s : unexpected return value for compiled method at " 111 + "level %d", testCase, i)); 112 } 113 114 // check bci 115 byte[] bytecode = CompilerToVMHelper.getBytecode(CTVMUtilities 116 .getResolvedMethod(testCase.executable)); 117 int[] incorrectBci = new int[] { 118 testCase.bci + 1, 119 testCase.bci - 1, 120 -200, 121 -10, 122 bytecode.length, 123 bytecode.length + 1, 124 bytecode.length + 4, 125 bytecode.length + 200 126 }; 127 for (int bci : incorrectBci) { 128 isCompiled = CompilerToVMHelper.hasCompiledCodeForOSR( 129 method, bci, level); 130 Asserts.assertFalse(isCompiled, String.format( 131 "%s : unexpected return value for compiled method at " 132 + "level %d with bci = %d ", 133 testCase, level, bci)); 134 } 135 } 136} 137