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 package compiler.jvmci.code;

    24 

    25 import java.lang.reflect.Method;

    26 

    27 import jdk.vm.ci.code.BytecodeFrame;

    28 import jdk.vm.ci.code.DebugInfo;

    29 import jdk.vm.ci.code.Location;

    30 import jdk.vm.ci.code.VirtualObject;

    31 import jdk.vm.ci.hotspot.HotSpotReferenceMap;

    32 import jdk.vm.ci.meta.JavaKind;

    33 import jdk.vm.ci.meta.JavaValue;

    34 import jdk.vm.ci.meta.ResolvedJavaMethod;

    35 

    36 /**

    37  * Test code installation with debug information.

    38  */

    39 public class DebugInfoTest extends CodeInstallationTest {

    40 

    41     protected interface DebugInfoCompiler {

    42 

    43         VirtualObject[] compile(TestAssembler asm, JavaValue[] frameValues);

    44     }

    45 

    46     protected void test(DebugInfoCompiler compiler, Method method, int bci, JavaKind... slotKinds) {

    47         ResolvedJavaMethod resolvedMethod = metaAccess.lookupJavaMethod(method);

    48 

    49         int numLocals = resolvedMethod.getMaxLocals();

    50         int numStack = slotKinds.length - numLocals;

    51         JavaValue[] values = new JavaValue[slotKinds.length];

    52         test(asm -> {

    53             VirtualObject[] vobjs = compiler.compile(asm, values);

    54 

    55             BytecodeFrame frame = new BytecodeFrame(null, resolvedMethod, bci, false, false, values, slotKinds, numLocals, numStack, 0);

    56             DebugInfo info = new DebugInfo(frame, vobjs);

    57             info.setReferenceMap(new HotSpotReferenceMap(new Location[0], new Location[0], new int[0], 8));

    58 

    59             asm.emitTrap(info);

    60         }, method);

    61     }

    62 }