/*

 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

 *

 * This code is free software; you can redistribute it and/or modify it

 * under the terms of the GNU General Public License version 2 only, as

 * published by the Free Software Foundation.

 *

 * This code is distributed in the hope that it will be useful, but WITHOUT

 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

 * version 2 for more details (a copy is included in the LICENSE file that

 * accompanied this code).

 *

 * You should have received a copy of the GNU General Public License version

 * 2 along with this work; if not, write to the Free Software Foundation,

 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

 *

 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

 * or visit www.oracle.com if you need additional information or have any

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 */

package jdk.vm.ci.code.test;

import jdk.vm.ci.code.BytecodeFrame;

import jdk.vm.ci.code.DebugInfo;

import jdk.vm.ci.code.Location;

import jdk.vm.ci.code.RegisterValue;

import jdk.vm.ci.code.StackSlot;

import jdk.vm.ci.code.VirtualObject;

import jdk.vm.ci.hotspot.HotSpotReferenceMap;

import jdk.vm.ci.meta.JavaKind;

import jdk.vm.ci.meta.JavaValue;

import jdk.vm.ci.meta.ResolvedJavaMethod;

import java.lang.reflect.Method;

import java.util.ArrayList;

import java.util.Arrays;

import java.util.List;

/**

 * Test code installation with debug information.

 */

public class DebugInfoTest extends CodeInstallationTest {

    protected interface DebugInfoCompiler {

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

    }

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

        test(compiler, method, bci, new Location[0], new Location[0], new int[0], slotKinds);

    }

    protected void test(DebugInfoCompiler compiler, Method method, int bci, Location[] objects, Location[] derivedBase, int[] sizeInBytes, JavaKind... slotKinds) {

        ResolvedJavaMethod resolvedMethod = metaAccess.lookupJavaMethod(method);

        int numLocals = resolvedMethod.getMaxLocals();

        int numStack = slotKinds.length - numLocals;

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

        test(asm -> {

            /*

             * Ensure that any objects mentioned in the VirtualObjects are also in the OopMap.

             */

            int[] newSizeInBytes = sizeInBytes;

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

            if (vobjs != null) {

                for (VirtualObject obj : vobjs) {

                    JavaValue[] objValues = obj.getValues();

                    for (int i = 0; i < objValues.length; i++) {

                        }

                    }

                }

            }

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

            DebugInfo info = new DebugInfo(frame, vobjs);

            info.setReferenceMap(new HotSpotReferenceMap(newLocations.toArray(new Location[0]), newDerived.toArray(new Location[0]), newSizeInBytes, 8));

            asm.emitTrap(info);

        }, method);

    }

}