1 /*
   2  * Copyright (c) 2015, 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 /**
  26  * @test
  27  * @bug 8136421
  28  * @requires (os.simpleArch == "x64" | os.simpleArch == "sparcv9" | os.simpleArch == "aarch64")
  29  * @library /testlibrary /test/lib /
  30  * @library ../common/patches
  31  * @modules java.base/jdk.internal.misc
  32  * @modules java.base/jdk.internal.org.objectweb.asm
  33  *          java.base/jdk.internal.org.objectweb.asm.tree
  34  *          jdk.vm.ci/jdk.vm.ci.hotspot
  35  *          jdk.vm.ci/jdk.vm.ci.code
  36  * @build jdk.vm.ci/jdk.vm.ci.hotspot.CompilerToVMHelper
  37  * @build compiler.jvmci.compilerToVM.GetStackTraceElementTest
  38  * @run main/othervm -XX:+UnlockExperimentalVMOptions -XX:+EnableJVMCI
  39  *                   compiler.jvmci.compilerToVM.GetStackTraceElementTest
  40  */
  41 
  42 package compiler.jvmci.compilerToVM;
  43 
  44 import compiler.jvmci.common.CTVMUtilities;
  45 import java.lang.reflect.Executable;
  46 import java.lang.reflect.Method;
  47 import java.lang.reflect.Modifier;
  48 import java.util.HashMap;
  49 import java.util.Map;
  50 
  51 import compiler.jvmci.common.testcases.TestCase;
  52 import jdk.vm.ci.hotspot.HotSpotResolvedJavaMethod;
  53 import jdk.vm.ci.hotspot.CompilerToVMHelper;
  54 import jdk.test.lib.Asserts;
  55 
  56 public class GetStackTraceElementTest {
  57 
  58     public static void main(String[] args) {
  59         Map<Executable, int[]> testCases = createTestCases();
  60         testCases.forEach(GetStackTraceElementTest::runSanityTest);
  61     }
  62 
  63     private static void runSanityTest(Executable aMethod, int[] bcis) {
  64         HotSpotResolvedJavaMethod method = CTVMUtilities
  65                 .getResolvedMethod(aMethod);
  66         String className = aMethod.getDeclaringClass().getName();
  67         String methodName = aMethod.getName().equals(className)
  68                 ? "<init>"
  69                 : aMethod.getName();
  70         String fileName = getFileName(className);
  71         Map<Integer, Integer> bciWithLineNumber = CTVMUtilities
  72                 .getBciToLineNumber(aMethod);
  73         boolean isNative = Modifier.isNative(aMethod.getModifiers());
  74         int lineNumber = -1;
  75         for (int bci : bcis) {
  76             StackTraceElement ste = CompilerToVMHelper
  77                     .getStackTraceElement(method, bci);
  78             Asserts.assertNotNull(ste, aMethod + " : got null StackTraceElement"
  79                     + " at bci " + bci);
  80             Asserts.assertEQ(className, ste.getClassName(), aMethod
  81                     + " : unexpected class name");
  82             Asserts.assertEQ(fileName, ste.getFileName(), aMethod
  83                     + " : unexpected filename");
  84             Asserts.assertEQ(methodName, ste.getMethodName(), aMethod
  85                     + " : unexpected method name");
  86             Asserts.assertEQ(isNative, ste.isNativeMethod(), aMethod
  87                     + " : unexpected 'isNative' value");
  88             if (bciWithLineNumber.size() > 0) {
  89                 if (bciWithLineNumber.containsKey(bci)) {
  90                     lineNumber = bciWithLineNumber.get(bci);
  91                 }
  92                 Asserts.assertEQ(lineNumber, ste.getLineNumber(), aMethod
  93                         + " : unexpected line number");
  94             } else {
  95                 // native and abstract function
  96                 Asserts.assertGT(0, ste.getLineNumber(),
  97                         aMethod + " : unexpected line number for abstract "
  98                                 + "or native method");
  99             }
 100         }
 101 
 102     }
 103 
 104     private static String getFileName(String className) {
 105         int lastDot = className.lastIndexOf('.');
 106         int firstDol = className.contains("$")
 107                 ? className.indexOf('$')
 108                 : className.length();
 109         return className.substring(lastDot + 1, firstDol) + ".java";
 110     }
 111 
 112     private static Map<Executable, int[]> createTestCases() {
 113         Map<Executable, int[]> testCases = new HashMap<>();
 114 
 115         try {
 116             Class<?> aClass = DummyClass.class;
 117             Method aMethod = aClass.getDeclaredMethod("dummyInstanceFunction");
 118             int[] bci = new int[] {0, 2, 3, 6, 7, 8, 11, 13, 15, 16, 17, 18};
 119             testCases.put(aMethod, bci);
 120 
 121             aMethod = aClass.getDeclaredMethod("dummyEmptyFunction");
 122             bci = new int[] {0};
 123             testCases.put(aMethod, bci);
 124 
 125             aMethod = aClass.getDeclaredMethod("nativeFunction");
 126             bci = new int[] {0};
 127             testCases.put(aMethod, bci);
 128 
 129             TestCase.getAllExecutables()
 130                     .forEach(c -> testCases.put(c, new int[] {0}));
 131         } catch (NoSuchMethodException e) {
 132             throw new Error("TEST BUG : test method not found", e);
 133         }
 134         return testCases;
 135     }
 136 
 137     private class DummyClass {
 138         public int dummyInstanceFunction() {
 139             String str1 = "123123123";
 140             double x = 3.14;
 141             int y = Integer.parseInt(str1);
 142 
 143             return y / (int)x;
 144         }
 145 
 146         public void dummyEmptyFunction() {}
 147 
 148         public native void nativeFunction();
 149     }
 150 }