message: Minor cleanup: compute contraction dimensions in a single line instead of four
  in the batch matmul op kernel.
diff: @@ -52,20 +52,15 @@ typedef Eigen::SyclDevice SYCLDevice;
  namespace {
  +// Returns the pair of dimensions along which to perform Tensor contraction to
  +// emulate matrix multiplication.
  +// For matrix multiplication of 2D Tensors X and Y, X is contracted along
  +// second dimension and Y is contracted along the first dimension (if neither X
  +// nor Y is adjointed). The dimension to contract along is switched when any
  +// operand is adjointed.
  +// See http://en.wikipedia.org/wiki/Tensor_contraction
  Eigen::IndexPair<Eigen::DenseIndex> ContractionDims(bool adj_x, bool adj_y) {
  - if (!adj_x) {
  - if (!adj_y) {
  - return Eigen::IndexPair<Eigen::DenseIndex>(1, 0);
  - } else {
  - return Eigen::IndexPair<Eigen::DenseIndex>(1, 1);
  - }
  - } else {
  - if (!adj_y) {
  - return Eigen::IndexPair<Eigen::DenseIndex>(0, 0);
  - } else {
  - return Eigen::IndexPair<Eigen::DenseIndex>(0, 1);
  - }
  - }
  + return Eigen::IndexPair<Eigen::DenseIndex>(adj_x ? 0 : 1, adj_y ? 1 : 0);
  }
  // Parallel batch matmul kernel based on the multi-threaded tensor contraction
  