ArrayRef<int64_t> shape = mlir::cast<ShapedType>(value.getType()).getShape();
  auto attr_type = RankedTensorType::get({static_cast<int64_t>(shape.size())},
                                         rewriter.getIntegerType(64));
  auto attr = DenseElementsAttr::get(attr_type, shape);
  return rewriter.create<arith::ConstantOp>(value.getLoc(), attr_type, attr);
}

bool IsSign(APInt a, APInt sign) {
  if (a.isZero()) return a == sign;

  if (!status->status.ok()) return metadata;
  switch (attr->value_case()) {
#define SINGLE_CASE(kK, attr_type, size_expr) \
  case tensorflow::AttrValue::kK:             \
    metadata.is_list = 0;                     \
    metadata.list_size = -1;                  \
    metadata.type = attr_type;                \
    metadata.total_size = size_expr;          \
    break;