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 /**
  26  * @test
  27  * @bug 8136421
  28  * @requires (vm.arch == "x64" | vm.arch == "sparcv9" | vm.arch == "arm64")
  29  * @library /testlibrary /test/lib /
  30  * @library ../common/patches
  31  * @library ../common/patches
  32  * @modules java.base/jdk.internal.misc
  33  * @modules java.base/jdk.internal.org.objectweb.asm
  34  *          java.base/jdk.internal.org.objectweb.asm.tree
  35  *          jdk.vm.ci/jdk.vm.ci.hotspot
  36  *          jdk.vm.ci/jdk.vm.ci.code
  37  * @build jdk.vm.ci/jdk.vm.ci.hotspot.CompilerToVMHelper
  38  * @build compiler.jvmci.compilerToVM.GetLineNumberTableTest
  39  * @run main/othervm -XX:+UnlockExperimentalVMOptions -XX:+EnableJVMCI
  40  *                   compiler.jvmci.compilerToVM.GetLineNumberTableTest
  41  */
  42 
  43 package compiler.jvmci.compilerToVM;
  44 
  45 import compiler.jvmci.common.CTVMUtilities;
  46 import compiler.jvmci.common.testcases.TestCase;
  47 import jdk.vm.ci.hotspot.CompilerToVMHelper;
  48 import jdk.vm.ci.hotspot.HotSpotResolvedJavaMethod;
  49 import jdk.test.lib.Asserts;
  50 
  51 import java.lang.reflect.Executable;
  52 import java.util.Arrays;
  53 import java.util.Map;
  54 
  55 public class GetLineNumberTableTest {
  56     public static void main(String[] args) {
  57         TestCase.getAllExecutables()
  58                 .forEach(GetLineNumberTableTest::runSanityTest);
  59     }
  60 
  61     public static void runSanityTest(Executable aMethod) {
  62         HotSpotResolvedJavaMethod method = CTVMUtilities
  63                 .getResolvedMethod(aMethod);
  64         long[] lineNumbers = CompilerToVMHelper.getLineNumberTable(method);
  65         long[] expectedLineNumbers = getExpectedLineNumbers(aMethod);
  66 
  67         Asserts.assertTrue(Arrays.equals(lineNumbers, expectedLineNumbers),
  68                 String.format("%s : unequal table values : %n%s%n%s%n",
  69                         aMethod,
  70                         Arrays.toString(lineNumbers),
  71                         Arrays.toString(expectedLineNumbers)));
  72     }
  73 
  74     public static long[] getExpectedLineNumbers(Executable aMethod) {
  75         Map<Integer, Integer> bciToLine = CTVMUtilities
  76                 .getBciToLineNumber(aMethod);
  77         long[] result = null;
  78         if (!bciToLine.isEmpty()) {
  79             result = new long[2 * bciToLine.size()];
  80             int i = 0;
  81             for (Integer key : bciToLine.keySet()) {
  82                 result[i++] = key.longValue();
  83                 result[i++] = bciToLine.get(key).longValue();
  84             }
  85         }
  86         // compilerToVM::getLineNumberTable returns null in case empty table
  87         return result;
  88     }
  89 
  90 }