diff options
Diffstat (limited to 'Eigen/src/Core/Dot.h')
| -rw-r--r-- | Eigen/src/Core/Dot.h | 25 |
1 files changed, 7 insertions, 18 deletions
diff --git a/Eigen/src/Core/Dot.h b/Eigen/src/Core/Dot.h index 8f38ee946..275a40ff2 100644 --- a/Eigen/src/Core/Dot.h +++ b/Eigen/src/Core/Dot.h @@ -175,27 +175,20 @@ struct ei_dot_impl<Derived1, Derived2, LinearVectorization, NoUnrolling> const int size = v1.size(); const int packetSize = ei_packet_traits<Scalar>::size; const int alignedSize = (size/packetSize)*packetSize; - const bool rowVector1 = Derived1::RowsAtCompileTime == 1; - const bool rowVector2 = Derived2::RowsAtCompileTime == 1; Scalar res; // do the vectorizable part of the sum if(size >= packetSize) { - PacketScalar packet_res; - packet_res = ei_pmul( - v1.template packet<Aligned>(0, 0), - v2.template packet<Aligned>(0, 0) - ); + PacketScalar packet_res = ei_pmul( + v1.template packet<Aligned>(0), + v2.template packet<Aligned>(0) + ); for(int index = packetSize; index<alignedSize; index += packetSize) { - const int row1 = rowVector1 ? 0 : index; - const int col1 = rowVector1 ? index : 0; - const int row2 = rowVector2 ? 0 : index; - const int col2 = rowVector2 ? index : 0; packet_res = ei_pmadd( - v1.template packet<Aligned>(row1, col1), - v2.template packet<Aligned>(row2, col2), + v1.template packet<Aligned>(index), + v2.template packet<Aligned>(index), packet_res ); } @@ -213,11 +206,7 @@ struct ei_dot_impl<Derived1, Derived2, LinearVectorization, NoUnrolling> // do the remainder of the vector for(int index = alignedSize; index < size; index++) { - const int row1 = rowVector1 ? 0 : index; - const int col1 = rowVector1 ? index : 0; - const int row2 = rowVector2 ? 0 : index; - const int col2 = rowVector2 ? index : 0; - res += v1.coeff(row1, col1) * v2.coeff(row2, col2); + res += v1.coeff(index) * v2.coeff(index); } return res; |