src/jdk.internal.vm.compiler/share/classes/org.graalvm.compiler.core.amd64/src/org/graalvm/compiler/core/amd64/AMD64LIRKindTool.java

*** 26,36 ****
  import org.graalvm.compiler.core.common.spi.LIRKindTool;
  import org.graalvm.compiler.debug.GraalError;
  
  import jdk.vm.ci.amd64.AMD64Kind;
  
! public class AMD64LIRKindTool implements LIRKindTool {
  
      @Override
      public LIRKind getIntegerKind(int bits) {
          if (bits <= 8) {
              return LIRKind.value(AMD64Kind.BYTE);
--- 26,36 ----
  import org.graalvm.compiler.core.common.spi.LIRKindTool;
  import org.graalvm.compiler.debug.GraalError;
  
  import jdk.vm.ci.amd64.AMD64Kind;
  
! public abstract class AMD64LIRKindTool implements LIRKindTool {
  
      @Override
      public LIRKind getIntegerKind(int bits) {
          if (bits <= 8) {
              return LIRKind.value(AMD64Kind.BYTE);
*** 65,78 ****
      public LIRKind getWordKind() {
          return LIRKind.value(AMD64Kind.QWORD);
      }
  
      @Override
!     public LIRKind getNarrowOopKind() {
!         return LIRKind.reference(AMD64Kind.DWORD);
!     }
  
      @Override
!     public LIRKind getNarrowPointerKind() {
!         return LIRKind.value(AMD64Kind.DWORD);
!     }
  }
--- 65,74 ----
      public LIRKind getWordKind() {
          return LIRKind.value(AMD64Kind.QWORD);
      }
  
      @Override
!     public abstract LIRKind getNarrowOopKind();
  
      @Override
!     public abstract LIRKind getNarrowPointerKind();
  }