Function SplitVGrad

tensorflow/cc/gradients/array_grad.cc:123–134

REGISTER_GRADIENT_OP("Split", SplitGrad);

Status SplitVGrad(const Scope& scope, const Operation& op,
                  const std::vector<Output>& grad_inputs,
                  std::vector<Output>* grad_outputs) {
  if (op.num_inputs() < 3) {
    return errors::InvalidArgument("SplitV requires 3 arguments");
  }
  grad_outputs->push_back(Concat(scope, grad_inputs, op.input(2)));
  for (int i = 0; i < op.num_inputs() - 1; ++i) {
    grad_outputs->push_back(NoGradient());
  }
  return scope.status();
}
REGISTER_GRADIENT_OP("SplitV", SplitVGrad);

Status FillGrad(const Scope& scope, const Operation& op,