elemType.isF64())
    return true;

  // I1, I4, I8, I16, I32, I64 types are allowed.
  if (elemType.isInteger(1) || elemType.isInteger(4) || elemType.isInteger(8) ||
      elemType.isInteger(16) || elemType.isInteger(32) ||
      elemType.isInteger(64))
    return true;

  // Complex<F<32>> is allowed.
  if (mlir::isa<ComplexType>(elemType) &&

//     +Inf/-Inf will be returned.
//
//     <Quantity>.isInteger() <bool>
//     <Quantity>.asInteger() <int>
//     <Quantity>.asApproximateFloat() <float>
//
// Examples:
//
// quantity("50000000G").isInteger() // returns true
// quantity("50k").isInteger() // returns true
// quantity("9999999999999999999999999999999999999G").asInteger() // error: cannot convert value to integer

   */
  @GwtIncompatible // Predicates.instanceOf
  public void testIsInstanceOf_apply() {
    Predicate<@Nullable Object> isInteger = Predicates.instanceOf(Integer.class);

    assertTrue(isInteger.apply(1));
    assertFalse(isInteger.apply(2.0f));
    assertFalse(isInteger.apply(""));
    assertFalse(isInteger.apply(null));
  }

  @GwtIncompatible // Predicates.instanceOf
  public void testIsInstanceOf_subclass() {

   */
  @GwtIncompatible // Predicates.instanceOf
  public void testIsInstanceOf_apply() {
    Predicate<@Nullable Object> isInteger = Predicates.instanceOf(Integer.class);

    assertTrue(isInteger.apply(1));
    assertFalse(isInteger.apply(2.0f));
    assertFalse(isInteger.apply(""));
    assertFalse(isInteger.apply(null));
  }

  @GwtIncompatible // Predicates.instanceOf
  public void testIsInstanceOf_subclass() {

	fromType := n.Type()

	// If it's a pointer, it is its own representation.
	if types.IsDirectIface(fromType) {
		return n
	}

	isInteger := fromType.IsInteger()
	isBool := fromType.IsBoolean()
	if sc := fromType.SoleComponent(); sc != nil {
		isInteger = sc.IsInteger()
		isBool = sc.IsBoolean()
	}
	// Try a bunch of cases to avoid an allocation.
	var value ir.Node
	switch {
	case fromType.Size() == 0:

  // TODO(b/288302706) add support for all types handled in the
  // `lower_static_tensor_list` pass.
  return element_type->isF32() || element_type->isInteger(64) ||
         element_type->isInteger(32) || element_type->isInteger(1);
}

// Only legalize TensorFlow TensorList ops if all TensorList ops are supported
// natively.
class LegalizeTensorListPass

    if (!RankEquals(offset_type, 1) ||
        !offset_type.getElementType().isInteger(64)) {
      return func.emitError() << "2nd output should be int64 tensor";
    }
  }
  if (func.getNumResults() > 2) {
    auto offset_type = GetResultType(func, 2);
    if (!RankEquals(offset_type, 1) ||
        !offset_type.getElementType().isInteger(64)) {
      return func.emitError() << "3rd output should be int64 tensor";
    }

		remains := t.NumElem() * t.Elem().Size()
		combine64bit := unalignedLoad && types.RegSize == 8 && t.Elem().Size() <= 4 && t.Elem().IsInteger()
		combine32bit := unalignedLoad && t.Elem().Size() <= 2 && t.Elem().IsInteger()
		combine16bit := unalignedLoad && t.Elem().Size() == 1 && t.Elem().IsInteger()
		for i := int64(0); remains > 0; {
			var convType *types.Type
			switch {
			case remains >= 8 && combine64bit:

// If t is a type parameter the result is false; i.e.,
// these predicates don't look inside a type parameter.

func isBoolean(t Type) bool        { return isBasic(t, IsBoolean) }
func isInteger(t Type) bool        { return isBasic(t, IsInteger) }
func isUnsigned(t Type) bool       { return isBasic(t, IsUnsigned) }
func isFloat(t Type) bool          { return isBasic(t, IsFloat) }
func isComplex(t Type) bool        { return isBasic(t, IsComplex) }

// If t is a type parameter the result is false; i.e.,
// these predicates don't look inside a type parameter.

func isBoolean(t Type) bool        { return isBasic(t, IsBoolean) }
func isInteger(t Type) bool        { return isBasic(t, IsInteger) }
func isUnsigned(t Type) bool       { return isBasic(t, IsUnsigned) }
func isFloat(t Type) bool          { return isBasic(t, IsFloat) }
func isComplex(t Type) bool        { return isBasic(t, IsComplex) }