1 /*
   2  * Copyright (c) 2015, 2016, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.
   8  *
   9  * This code is distributed in the hope that it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  12  * version 2 for more details (a copy is included in the LICENSE file that
  13  * accompanied this code).
  14  *
  15  * You should have received a copy of the GNU General Public License version
  16  * 2 along with this work; if not, write to the Free Software Foundation,
  17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  18  *
  19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  20  * or visit www.oracle.com if you need additional information or have any
  21  * questions.
  22  */
  23 
  24 /*
  25  * @test
  26  * @bug 8136421
  27  * @requires vm.jvmci
  28  * @library /test/lib /
  29  * @library ../common/patches
  30  * @modules java.base/jdk.internal.misc
  31  * @modules java.base/jdk.internal.org.objectweb.asm
  32  *          java.base/jdk.internal.org.objectweb.asm.tree
  33  *          jdk.vm.ci/jdk.vm.ci.hotspot
  34  *          jdk.vm.ci/jdk.vm.ci.code
  35  *          jdk.vm.ci/jdk.vm.ci.runtime
  36  *
  37  * @ignore 8163894
  38  * @build jdk.vm.ci/jdk.vm.ci.hotspot.CompilerToVMHelper
  39  * @build compiler.jvmci.compilerToVM.InvalidateInstalledCodeTest
  40  * @build sun.hotspot.WhiteBox
  41  * @run driver ClassFileInstaller sun.hotspot.WhiteBox
  42  *                                sun.hotspot.WhiteBox$WhiteBoxPermission
  43  * @run main/othervm -Xbootclasspath/a:.
  44  *                   -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI
  45  *                   -XX:+UnlockExperimentalVMOptions -XX:+EnableJVMCI
  46  *                   compiler.jvmci.compilerToVM.InvalidateInstalledCodeTest
  47  */
  48 
  49 package compiler.jvmci.compilerToVM;
  50 
  51 import compiler.jvmci.common.CTVMUtilities;
  52 import jdk.test.lib.Asserts;
  53 import jdk.test.lib.Utils;
  54 import jdk.vm.ci.code.CodeCacheProvider;
  55 import jdk.vm.ci.code.CompilationResult;
  56 import jdk.vm.ci.code.InstalledCode;
  57 import jdk.vm.ci.hotspot.CompilerToVMHelper;
  58 import jdk.vm.ci.hotspot.HotSpotCompilationRequest;
  59 import jdk.vm.ci.hotspot.HotSpotJVMCIRuntime;
  60 import jdk.vm.ci.hotspot.HotSpotResolvedJavaMethod;
  61 import sun.hotspot.code.NMethod;
  62 
  63 import java.util.List;
  64 
  65 public class InvalidateInstalledCodeTest {
  66     private static final CodeCacheProvider CACHE_PROVIDER
  67             = HotSpotJVMCIRuntime.runtime().getHostJVMCIBackend()
  68                     .getCodeCache();
  69 
  70     public static void main(String[] args) {
  71         InvalidateInstalledCodeTest test
  72                 = new InvalidateInstalledCodeTest();
  73         List<CompileCodeTestCase> testCases
  74                 = CompileCodeTestCase.generate(/* bci = */ 0);
  75         testCases.addAll(CompileCodeTestCase.generate(/* bci = */ -1));
  76         testCases.forEach(test::check);
  77         test.checkNull();
  78     }
  79 
  80     private void checkNull() {
  81         Utils.runAndCheckException(
  82                 () -> CompilerToVMHelper.invalidateInstalledCode(null),
  83                 NullPointerException.class);
  84     }
  85 
  86     private void check(CompileCodeTestCase testCase) {
  87         System.out.println(testCase);
  88         HotSpotResolvedJavaMethod javaMethod
  89                 = CTVMUtilities.getResolvedMethod(testCase.executable);
  90         HotSpotCompilationRequest compRequest = new HotSpotCompilationRequest(
  91                 javaMethod, testCase.bci, /* jvmciEnv = */ 0L);
  92         String name = testCase.executable.getName();
  93         CompilationResult compResult = new CompilationResult(name);
  94         // to pass sanity check of default -1
  95         compResult.setTotalFrameSize(0);
  96         compResult.close();
  97         InstalledCode installedCode = CACHE_PROVIDER.installCode(
  98                 compRequest, compResult,
  99                 new InstalledCode(name), /* speculationLog = */ null,
 100                 /* isDefault = */ false);
 101         Asserts.assertTrue(installedCode.isValid(), testCase
 102                 + " : code is invalid even before invalidation");
 103 
 104         NMethod beforeInvalidation = testCase.toNMethod();
 105         if (beforeInvalidation != null) {
 106             throw new Error("TESTBUG : " + testCase + " : nmethod isn't found");
 107         }
 108         // run twice to verify how it works if method is already invalidated
 109         for (int i = 0; i < 2; ++i) {
 110             CompilerToVMHelper.invalidateInstalledCode(installedCode);
 111             Asserts.assertFalse(installedCode.isValid(), testCase
 112                             + " : code is valid after invalidation, i = " + i);
 113             NMethod afterInvalidation = testCase.toNMethod();
 114             if (afterInvalidation != null) {
 115                 System.err.println("before: " + beforeInvalidation);
 116                 System.err.println("after: " + afterInvalidation);
 117                 throw new AssertionError(testCase
 118                         + " : method hasn't been invalidated, i = " + i);
 119             }
 120         }
 121     }
 122 }