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