Vectorized the packing of a row-major matrix used as the left hand side argument in a matrix-matrix product.
Vectorized the packing of a row-major matrix used as the left hand side argument in a matrix-matrix product.

ritsu1228/eigen,ritsu1228/eigen,toastedcrumpets/eigen,ritsu1228/eigen,TSC21/Eigen,ritsu1228/eigen,ROCmSoftwarePlatform/hipeigen,toastedcrumpets/eigen,Zefz/eigen,Zefz/eigen,toastedcrumpets/eigen,ritsu1228/eigen,ROCmSoftwarePlatform/hipeigen,TSC21/Eigen,ROCmSoftwarePlatform/hipeigen,Zefz/eigen,toastedcrumpets/eigen,TSC21/Eigen,TSC21/Eigen,pasuka/eigen,Zefz/eigen,pasuka/eigen,pasuka/eigen,ROCmSoftwarePlatform/hipeigen,pasuka/eigen,pasuka/eigen