add a small program to bench all combinations of small products

1 files changed, 23 insertions, 23 deletions

diff --git a/Eigen/src/Core/Product.h b/Eigen/src/Core/Product.h
index 865387b11..f814382a9 100644
--- a/Eigen/src/Core/Product.h
+++ b/Eigen/src/Core/Product.h
@@ -84,28 +84,28 @@ public:
  * based on the three dimensions of the product.
  * This is a compile time mapping from {1,Small,Large}^3 -> {product types} */
 // FIXME I'm not sure the current mapping is the ideal one.
-template<int Rows, int Cols>  struct ei_product_type_selector<Rows, Cols, 1>      { enum { ret = OuterProduct }; };
-template<int Depth>           struct ei_product_type_selector<1,    1,    Depth>  { enum { ret = InnerProduct }; };
-template<>                    struct ei_product_type_selector<1,    1,    1>      { enum { ret = InnerProduct }; };
-template<>                    struct ei_product_type_selector<Small,1,    Small>  { enum { ret = CoeffBasedProductMode }; };
-template<>                    struct ei_product_type_selector<1,    Small,Small>  { enum { ret = CoeffBasedProductMode }; };
-template<>                    struct ei_product_type_selector<Small,Small,Small>  { enum { ret = CoeffBasedProductMode }; };
-template<>                    struct ei_product_type_selector<Small, Small, 1>    { enum { ret = LazyCoeffBasedProductMode }; };
-template<>                    struct ei_product_type_selector<Small, Large, 1>    { enum { ret = LazyCoeffBasedProductMode }; };
-template<>                    struct ei_product_type_selector<Large, Small, 1>    { enum { ret = LazyCoeffBasedProductMode }; };
-template<>                    struct ei_product_type_selector<1,    Large,Small>  { enum { ret = CoeffBasedProductMode }; };
-template<>                    struct ei_product_type_selector<1,    Large,Large>  { enum { ret = GemvProduct }; };
-template<>                    struct ei_product_type_selector<1,    Small,Large>  { enum { ret = CoeffBasedProductMode }; };
-template<>                    struct ei_product_type_selector<Large,1,    Small>  { enum { ret = CoeffBasedProductMode }; };
-template<>                    struct ei_product_type_selector<Large,1,    Large>  { enum { ret = GemvProduct }; };
-template<>                    struct ei_product_type_selector<Small,1,    Large>  { enum { ret = CoeffBasedProductMode }; };
-template<>                    struct ei_product_type_selector<Small,Small,Large>  { enum { ret = GemmProduct }; };
-template<>                    struct ei_product_type_selector<Large,Small,Large>  { enum { ret = GemmProduct }; };
-template<>                    struct ei_product_type_selector<Small,Large,Large>  { enum { ret = GemmProduct }; };
-template<>                    struct ei_product_type_selector<Large,Large,Large>  { enum { ret = GemmProduct }; };
-template<>                    struct ei_product_type_selector<Large,Small,Small>  { enum { ret = GemmProduct }; };
-template<>                    struct ei_product_type_selector<Small,Large,Small>  { enum { ret = GemmProduct }; };
-template<>                    struct ei_product_type_selector<Large,Large,Small>  { enum { ret = GemmProduct }; };
+template<>          struct ei_product_type_selector<Large,Large,1>      { enum { ret = OuterProduct }; };
+template<int Depth> struct ei_product_type_selector<1,    1,    Depth>  { enum { ret = InnerProduct }; };
+template<>          struct ei_product_type_selector<1,    1,    1>      { enum { ret = InnerProduct }; };
+template<>          struct ei_product_type_selector<Small,1,    Small>  { enum { ret = CoeffBasedProductMode }; };
+template<>          struct ei_product_type_selector<1,    Small,Small>  { enum { ret = CoeffBasedProductMode }; };
+template<>          struct ei_product_type_selector<Small,Small,Small>  { enum { ret = CoeffBasedProductMode }; };
+template<>          struct ei_product_type_selector<Small, Small, 1>    { enum { ret = LazyCoeffBasedProductMode }; };
+template<>          struct ei_product_type_selector<Small, Large, 1>    { enum { ret = LazyCoeffBasedProductMode }; };
+template<>          struct ei_product_type_selector<Large, Small, 1>    { enum { ret = LazyCoeffBasedProductMode }; };
+template<>          struct ei_product_type_selector<1,    Large,Small>  { enum { ret = CoeffBasedProductMode }; };
+template<>          struct ei_product_type_selector<1,    Large,Large>  { enum { ret = GemvProduct }; };
+template<>          struct ei_product_type_selector<1,    Small,Large>  { enum { ret = CoeffBasedProductMode }; };
+template<>          struct ei_product_type_selector<Large,1,    Small>  { enum { ret = CoeffBasedProductMode }; };
+template<>          struct ei_product_type_selector<Large,1,    Large>  { enum { ret = GemvProduct }; };
+template<>          struct ei_product_type_selector<Small,1,    Large>  { enum { ret = CoeffBasedProductMode }; };
+template<>          struct ei_product_type_selector<Small,Small,Large>  { enum { ret = GemmProduct }; };
+template<>          struct ei_product_type_selector<Large,Small,Large>  { enum { ret = GemmProduct }; };
+template<>          struct ei_product_type_selector<Small,Large,Large>  { enum { ret = GemmProduct }; };
+template<>          struct ei_product_type_selector<Large,Large,Large>  { enum { ret = GemmProduct }; };
+template<>          struct ei_product_type_selector<Large,Small,Small>  { enum { ret = GemmProduct }; };
+template<>          struct ei_product_type_selector<Small,Large,Small>  { enum { ret = GemmProduct }; };
+template<>          struct ei_product_type_selector<Large,Large,Small>  { enum { ret = GemmProduct }; };
 
 /** \class ProductReturnType
   *
@@ -298,7 +298,7 @@ struct ei_gemv_selector<OnTheLeft,StorageOrder,BlasCompatible>
   {
     Transpose<Dest> destT(dest);
     ei_gemv_selector<OnTheRight,!StorageOrder,BlasCompatible>
-      ::run(GeneralProduct<Transpose<typename ProductType::_RhsNested>,Transpose<typename ProductType::_LhsNested> >
+      ::run(GeneralProduct<Transpose<typename ProductType::_RhsNested>,Transpose<typename ProductType::_LhsNested>, GemvProduct>
         (prod.rhs().transpose(), prod.lhs().transpose()), destT, alpha);
   }
 };