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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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 * published by the Free Software Foundation.
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 * 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).
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 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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package org.graalvm.compiler.hotspot.word;

import static org.graalvm.compiler.hotspot.word.HotSpotOperation.HotspotOpcode.POINTER_EQ;
import static org.graalvm.compiler.hotspot.word.HotSpotOperation.HotspotOpcode.POINTER_NE;
import static org.graalvm.compiler.hotspot.word.HotSpotOperation.HotspotOpcode.READ_KLASS_POINTER;
import static org.graalvm.compiler.hotspot.word.HotSpotOperation.HotspotOpcode.TO_KLASS_POINTER;

import org.graalvm.compiler.core.common.LocationIdentity;
import org.graalvm.compiler.word.Pointer;
import org.graalvm.compiler.word.Word.Opcode;
import org.graalvm.compiler.word.Word.Operation;

Marker type for a metaspace pointer to a type.
/** * Marker type for a metaspace pointer to a type. */
public abstract class KlassPointer extends MetaspacePointer { @HotSpotOperation(opcode = POINTER_EQ) public abstract boolean equal(KlassPointer other); @HotSpotOperation(opcode = POINTER_NE) public abstract boolean notEqual(KlassPointer other); @HotSpotOperation(opcode = TO_KLASS_POINTER) public static native KlassPointer fromWord(Pointer pointer); @HotSpotOperation(opcode = READ_KLASS_POINTER) public native KlassPointer readKlassPointer(int offset, LocationIdentity locationIdentity); @Operation(opcode = Opcode.WRITE_POINTER) public native void writeKlassPointer(int offset, KlassPointer t, LocationIdentity locationIdentity); }