Support custom block size in storage traits (#1392)

Author: havogt

include/gridtools/storage/storage_traits_cuda.hpp

@@ -27,8 +27,8 @@ namespace gridtools {
     struct storage_traits_from_id;
 
     /** @brief storage traits for the CUDA backend*/
-    template <>
-    struct storage_traits_from_id<backend::cuda> {
+    template <class IBlockSize, class JBlockSize>
+    struct storage_traits_from_id<cuda::backend<IBlockSize, JBlockSize>> {
 
         template <typename ValueType>
         struct select_storage {

include/gridtools/storage/storage_traits_mc.hpp

@@ -36,7 +36,7 @@ namespace gridtools {
 
     /** @brief storage traits for the Mic backend*/
     template <>
-    struct storage_traits_from_id<backend::mc> {
+    struct storage_traits_from_id<mc::backend> {
 
         template <typename ValueType>
         struct select_storage {

include/gridtools/storage/storage_traits_naive.hpp

@@ -26,7 +26,7 @@ namespace gridtools {
 
     /** @brief storage traits for the Host backend*/
     template <>
-    struct storage_traits_from_id<backend::naive> {
+    struct storage_traits_from_id<naive::backend> {
 
         template <typename ValueType>
         struct select_storage {

include/gridtools/storage/storage_traits_x86.hpp

@@ -25,8 +25,8 @@ namespace gridtools {
     struct storage_traits_from_id;
 
     /** @brief storage traits for the Host backend*/
-    template <>
-    struct storage_traits_from_id<backend::x86> {
+    template <class IBlockSize, class JBlockSize>
+    struct storage_traits_from_id<x86::backend<IBlockSize, JBlockSize>> {
 
         template <typename ValueType>
         struct select_storage {