Just rename from lib to modules

1 files changed, 0 insertions, 961 deletions

diff --git a/lib/sycl/c++/data.hpp b/lib/sycl/c++/data.hpp
deleted file mode 100644
index 9f43848..0000000
--- a/lib/sycl/c++/data.hpp
+++ /dev/null
@@ -1,961 +0,0 @@
-#include "common.hpp"
-#include <kel/lbm/lbm.hpp>
-
-namespace kel {
-namespace lbm {
-namespace encode {
-template<typename Encode>
-struct Sycl {
-};
-}
-
-/*
-namespace impl {
-template<typename Schema>
-struct struct_has_only_equal_dimension_array{};
-}
-*/
-}
-}
-
-namespace saw {
-template<typename Sch, uint64_t... Dims, typename Encode>
-class data<schema::FixedArray<Sch,Dims...>, kel::lbm::encode::Sycl<Encode>> final {
-public:
-	using Schema = schema::FixedArray<Sch,Dims...>;
-private:
-	acpp::sycl::queue* q_;
-	data<Sch,Encode>* values_;
-
-	SAW_FORBID_COPY(data);
-	SAW_FORBID_MOVE(data);
-public:
-	data(const data<typename meta_schema<Schema>::MetaSchema>& meta__, acpp::sycl::queue& q__):
-		q_{&q__},
-		values_{nullptr}
-	{
-		(void) meta__;
-		SAW_ASSERT(q_);
-		values_ = acpp::sycl::malloc_device<data<Sch,Encode>>(ct_multiply<uint64_t,Dims...>::value,*q_);
-		SAW_ASSERT(values_);
-	}
-
-	data(acpp::sycl::queue& q__):
-		q_{&q__},
-		values_{nullptr}
-	{
-		SAW_ASSERT(q_);
-		values_ = acpp::sycl::malloc_device<data<Sch,Encode>>(ct_multiply<uint64_t,Dims...>::value,*q_);
-		SAW_ASSERT(values_);
-	}
-
-	~data(){
-		if(not values_){
-			return;
-		}
-		SAW_ASSERT(q_);
-
-		acpp::sycl::free(values_,*q_);
-		values_ = nullptr;
-	}
-
-	static constexpr data<schema::FixedArray<schema::UInt64, sizeof...(Dims)>> get_dims() {
-		return saw::data<schema::FixedArray<schema::UInt64, sizeof...(Dims)>>{{Dims...}};
-	}
-
-	constexpr data<Sch,Encode>& at(const data<schema::FixedArray<schema::UInt64,sizeof...(Dims)>>& index){
-		return values_[kel::lbm::flatten_index<schema::UInt64,sizeof...(Dims)>::apply(index,get_dims()).get()];
-	}
-	
-	constexpr data<Sch,Encode>& at(const data<schema::FixedArray<schema::UInt64,sizeof...(Dims)>>& index) const{
-		return values_[kel::lbm::flatten_index<schema::UInt64,sizeof...(Dims)>::apply(index,get_dims()).get()];
-	}
-
-	constexpr data<Sch,Encode>* flat_data() const {
-		return values_;
-	}
-};
-
-template<typename Sch, uint64_t... Dims, typename Encode>
-class data<schema::Ptr<schema::FixedArray<Sch,Dims...>>, kel::lbm::encode::Sycl<Encode>> final {
-public:
-	using Schema = schema::Ptr<schema::FixedArray<Sch,Dims...>>;
-private:
-	data<Sch,Encode>* values_;
-
-public:
-	SAW_DEFAULT_COPY(data);
-	SAW_DEFAULT_MOVE(data);
-	
-	data():
-		values_{nullptr}
-	{}
-
-	data(data<schema::FixedArray<Sch,Dims...>, kel::lbm::encode::Sycl<Encode>>& values__):
-		values_{values__.flat_data()}
-	{}
-
-	data(data<Sch,Encode>* values__):
-		values_{values__}
-	{}
-
-	static constexpr data<schema::FixedArray<schema::UInt64, sizeof...(Dims)>> get_dims() {
-		return saw::data<schema::FixedArray<schema::UInt64, sizeof...(Dims)>>{{Dims...}};
-	}
-
-	constexpr data<Sch,Encode>& at(const data<schema::FixedArray<schema::UInt64,sizeof...(Dims)>>& index){
-		return values_[kel::lbm::flatten_index<schema::UInt64,sizeof...(Dims)>::apply(index,get_dims()).get()];
-	}
-	
-	constexpr data<Sch,Encode>& at(const data<schema::FixedArray<schema::UInt64,sizeof...(Dims)>>& index) const{
-		return values_[kel::lbm::flatten_index<schema::UInt64,sizeof...(Dims)>::apply(index,get_dims()).get()];
-	}
-
-	constexpr data<Sch,Encode>* flat_data() const {
-		return values_;
-	}
-};
-
-template<typename Sch, uint64_t Dims, typename Encode>
-class data<schema::Array<Sch,Dims>, kel::lbm::encode::Sycl<Encode>> final {
-public:
-	using Schema = schema::Array<Sch,Dims>;
-private:
-	static_assert(Dims > 0u, "Zero Dim Arrays make no sense here. If you meant to use this for math style approaches then use Tensor instead of Array");
-
-	data<Sch,Encode>* values_;
-	data<schema::FixedArray<schema::UInt64,Dims>,Encode> meta_;
-	acpp::sycl::queue* q_;
-
-	SAW_FORBID_COPY(data);
-	SAW_FORBID_MOVE(data);
-public:
-	data(const data<typename meta_schema<Schema>::MetaSchema>& meta__, acpp::sycl::queue& q__):
-		values_{nullptr},
-		meta_{meta__},
-		q_{&q__}
-	{
-		SAW_ASSERT(q_);
-		values_ = acpp::sycl::malloc_device<data<Sch,Encode>>(flat_size().get(),*q_);
-		SAW_ASSERT(values_);
-	}
-
-	data(acpp::sycl::queue& q__):
-		values_{nullptr},
-		meta_{},
-		q_{&q__}
-	{
-		SAW_ASSERT(q_);
-	}
-
-	~data(){
-		if(not values_){
-			return;
-		}
-		SAW_ASSERT(q_);
-
-		acpp::sycl::free(values_,*q_);
-		values_ = nullptr;
-	}
-
-	constexpr data<schema::FixedArray<schema::UInt64, Dims>, Encode> meta() const {
-		return meta_;
-	}
-
-	constexpr data<Sch,Encode>& at(const data<schema::FixedArray<schema::UInt64,Dims>, Encode>& index){
-		return values_[kel::lbm::flatten_index<schema::UInt64,Dims>::apply(index,meta()).get()];
-	}
-
-	constexpr data<Sch,Encode>& at(const data<schema::FixedArray<schema::UInt64,Dims>, Encode>& index) const{
-		return values_[kel::lbm::flatten_index<schema::UInt64,Dims>::apply(index,meta()).get()];
-	}
-
-	constexpr error_or<void> reset_to(const data<typename meta_schema<Schema>::MetaSchema>& meta_arg){
-		SAW_ASSERT(q_);
-		meta_ = meta_arg;
-
-		if(values_){
-			acpp::sycl::free(values_,*q_);
-		}
-		values_ = acpp::sycl::malloc_device<data<Sch,Encode>>(flat_size().get(),*q_);
-		SAW_ASSERT(q_);
-
-		return make_void();
-	}
-
-	constexpr data<Sch,Encode>* flat_data() const {
-		return values_;
-	}
-
-	constexpr data<schema::UInt64,Encode> flat_size() const {
-		data<schema::UInt64> mult{1u};
-
-		for(uint64_t i{0u}; i < Dims; ++i){
-			mult = mult * meta_.at({i});
-		}
-
-		return mult;
-	}
-};
-
-template<typename Sch, uint64_t Dims, typename Encode>
-class data<schema::Ptr<schema::Array<Sch,Dims>>, kel::lbm::encode::Sycl<Encode>> final {
-public:
-	using Schema = schema::Ptr<schema::Array<Sch,Dims>>;
-private:
-	static_assert(Dims > 0u, "Zero Dim Arrays make no sense here. If you meant to use this for math style approaches then use Tensor instead of Array");
-
-	data<Sch,Encode>* values_;
-	data<schema::FixedArray<schema::UInt64,Dims>,Encode> meta_;
-
-public:
-	SAW_DEFAULT_COPY(data);
-	SAW_DEFAULT_MOVE(data);
-
-	data():
-		values_{nullptr}
-	{}
-
-	data(const data<schema::Array<Sch,Dims>, kel::lbm::encode::Sycl<Encode>>& values__):
-		values_{values__.flat_data()},
-		meta_{values__.meta()}
-	{}
-
-	constexpr data<schema::FixedArray<schema::UInt64, Dims>, Encode> meta() const {
-		return meta_;
-	}
-
-	constexpr data<Sch,Encode>& at(const data<schema::FixedArray<schema::UInt64,Dims>, Encode>& index){
-		return values_[kel::lbm::flatten_index<schema::UInt64,Dims>::apply(index,meta()).get()];
-	}
-
-	constexpr data<Sch,Encode>& at(const data<schema::FixedArray<schema::UInt64,Dims>, Encode>& index) const{
-		return values_[kel::lbm::flatten_index<schema::UInt64,Dims>::apply(index,meta()).get()];
-	}
-
-	constexpr data<Sch,Encode>* flat_data() const {
-		return values_;
-	}
-
-	constexpr data<schema::UInt64,Encode> flat_size() const {
-		data<schema::UInt64> mult{1u};
-
-		for(uint64_t i{0u}; i < Dims; ++i){
-			mult = mult * meta_.at({i});
-		}
-
-		return mult;
-	}
-};
-
-template<typename Sch, uint64_t Ghost, uint64_t... Sides, typename Encode>
-class data<kel::lbm::sch::Chunk<Sch,Ghost,Sides...>,kel::lbm::encode::Sycl<Encode>> final {
-public:
-	using Schema = kel::lbm::sch::Chunk<Sch,Ghost,Sides...>;
-private:
-	using InnerSchema = typename Schema::InnerSchema;
-	using ValueSchema = typename InnerSchema::ValueType;
-
-	data<InnerSchema, kel::lbm::encode::Sycl<Encode>> values_;
-public:
-	data(const data<typename meta_schema<Schema>::MetaSchema>& meta__, acpp::sycl::queue& q__):
-		values_{meta__,q__}
-	{}
-
-	data(acpp::sycl::queue& q__):
-		values_{q__}
-	{}
-
-	constexpr data<ValueSchema, Encode>& ghost_at(const data<schema::FixedArray<schema::UInt64,sizeof...(Sides)>>& index){
-		return values_.at(index);
-	}
-
-	constexpr data<ValueSchema, Encode>& ghost_at(const data<schema::FixedArray<schema::UInt64,sizeof...(Sides)>>& index) const {
-		return values_.at(index);
-	}
-
-	static constexpr auto get_ghost_dims() {
-		return data<InnerSchema,kel::lbm::encode::Sycl<Encode>>::get_dims();
-	}
-
-	static constexpr auto ghost_meta() {
-		return data<InnerSchema,kel::lbm::encode::Sycl<Encode>>::meta();
-	}
-
-	data<ValueSchema, Encode>& at(const data<schema::FixedArray<schema::UInt64,sizeof...(Sides)>>& index){
-		std::decay_t<decltype(index)> ind;
-		for(uint64_t i = 0u; i < sizeof...(Sides); ++i){
-			ind.at({i}) = index.at({i}) + Ghost;
-		}
-		return values_.at(ind);
-	}
-
-	data<ValueSchema, Encode>& at(const data<schema::FixedArray<schema::UInt64,sizeof...(Sides)>>& index) const {
-		std::decay_t<decltype(index)> ind;
-		for(uint64_t i = 0u; i < sizeof...(Sides); ++i){
-			ind.at({i}) = index.at({i}) + Ghost;
-		}
-		return values_.at(ind);
-	}
-
-	static constexpr auto get_dims(){
-		return data<schema::FixedArray<schema::UInt64, sizeof...(Sides)>,Encode>{{Sides...}};
-	}
-
-	static constexpr auto meta(){
-		return data<schema::FixedArray<schema::UInt64, sizeof...(Sides)>,Encode>{{Sides...}};
-	}
-
-	auto flat_data() const {
-		return values_.flat_data();
-	}
-
-	static constexpr auto flat_size() {
-		return data<InnerSchema,kel::lbm::encode::Sycl<Encode>>::flat_size();
-	}
-};
-
-template<typename Sch, uint64_t Ghost, uint64_t... Sides, typename Encode>
-class data<schema::Ptr<kel::lbm::sch::Chunk<Sch,Ghost,Sides...>>,kel::lbm::encode::Sycl<Encode>> final {
-public:
-	using Schema = schema::Ptr<kel::lbm::sch::Chunk<Sch,Ghost,Sides...>>;
-private:
-	using InnerSchema = typename kel::lbm::sch::Chunk<Sch,Ghost,Sides...>::InnerSchema;
-	using ValueSchema = typename InnerSchema::ValueType;
-	
-	data<schema::Ptr<InnerSchema>,kel::lbm::encode::Sycl<Encode>> values_;
-
-public:
-	SAW_DEFAULT_MOVE(data);
-	SAW_DEFAULT_COPY(data);
-
-	data():
-		values_{nullptr}
-	{}
-
-	data(const data<kel::lbm::sch::Chunk<Sch,Ghost,Sides...>, kel::lbm::encode::Sycl<Encode>>& values__):
-		values_{values__.flat_data()}
-	{}
-
-	data(data<Sch,Encode>* values__):
-		values_{values__}
-	{}
-
-	constexpr data<ValueSchema, Encode>& ghost_at(const data<schema::FixedArray<schema::UInt64,sizeof...(Sides)>>& index){
-		return values_.at(index);
-	}
-
-	constexpr data<ValueSchema, Encode>& ghost_at(const data<schema::FixedArray<schema::UInt64,sizeof...(Sides)>>& index) const {
-		return values_.at(index);
-	}
-
-	static constexpr auto get_ghost_dims() {
-		return data<InnerSchema,kel::lbm::encode::Sycl<Encode>>::get_dims();
-	}
-
-	static constexpr auto ghost_meta() {
-		return data<InnerSchema,kel::lbm::encode::Sycl<Encode>>::meta();
-	}
-
-	data<ValueSchema, Encode>& at(const data<schema::FixedArray<schema::UInt64,sizeof...(Sides)>>& index){
-		std::decay_t<decltype(index)> ind;
-		for(uint64_t i = 0u; i < sizeof...(Sides); ++i){
-			ind.at({i}) = index.at({i}) + Ghost;
-		}
-		return values_.at(ind);
-	}
-
-	data<ValueSchema, Encode>& at(const data<schema::FixedArray<schema::UInt64,sizeof...(Sides)>>& index) const {
-		std::decay_t<decltype(index)> ind;
-		for(uint64_t i = 0u; i < sizeof...(Sides); ++i){
-			ind.at({i}) = index.at({i}) + Ghost;
-		}
-		return values_.at(ind);
-	}
-
-	static constexpr auto meta(){
-		return data<schema::FixedArray<schema::UInt64, sizeof...(Sides)>,Encode>{{Sides...}};
-	}
-
-	static constexpr auto get_dims(){
-		return data<schema::FixedArray<schema::UInt64, sizeof...(Sides)>,Encode>{{Sides...}};
-	}
-
-	auto flat_data() const {
-		return values_.flat_data();
-	}
-
-	static constexpr auto flat_size() {
-		return data<InnerSchema,kel::lbm::encode::Sycl<Encode>>::flat_size();
-	}
-};
-
-template<typename... Members, typename Encode>
-struct data<schema::Tuple<Members...>, kel::lbm::encode::Sycl<Encode>> final {
-public:
-	using StorageT = std::tuple<data<Members,kel::lbm::encode::Sycl<Encode>>...>;
-	using Schema = schema::Tuple<Members...>;
-private:
-	StorageT members_;
-
-	/**
-	 * A helper constructor to forward the sycl queue to the inner "default" constructors
-	 */
-	template<std::size_t... Is>
-	constexpr data(acpp::sycl::queue& q, std::index_sequence<Is...>):
-		members_{(static_cast<void>(Is), q)...}
-	{}
-public:
-	/*
-	data(data<typename meta_schema<Schema>::MetaSchema>& meta__, acpp::sycl::queue& q__):
-		data{q__, std::make_index_sequence<sizeof...(Members)>{}}
-	{}
-	*/
-
-	data(acpp::sycl::queue& q__):
-		data{q__, std::make_index_sequence<sizeof...(Members)>{}}
-	{
-		q__.wait();
-	}
-
-	template<size_t i>
-	auto& get(){
-		return std::get<i>(members_);
-	}
-
-	template<size_t i>
-	auto& get() const {
-		return std::get<i>(members_);
-	}
-};
-
-template<typename... Members, typename Encode>
-struct data<schema::Ptr<schema::Tuple<Members...>>, kel::lbm::encode::Sycl<Encode>> final {
-public:
-	using StorageT = std::tuple<data<schema::Ptr<Members>,kel::lbm::encode::Sycl<Encode>>...>;
-	using Schema = schema::Tuple<Members...>;
-private:
-	StorageT members_;
-
-	/**
-	 * A helper constructor to forward the sycl queue to the inner "default" constructors
-	 */
-public:
-	data() = default;
-
-	template<size_t i>
-	auto& get(){
-		return std::get<i>(members_);
-	}
-
-	template<size_t i>
-	const auto& get() const {
-		return std::get<i>(members_);
-	}
-};
-
-template<typename... Members, typename Encode>
-class data<schema::Struct<Members...>, kel::lbm::encode::Sycl<Encode> > final {
-public:
-	using StorageT = std::tuple<data<typename Members::ValueType,kel::lbm::encode::Sycl<Encode>>...>;
-	using Schema = schema::Struct<Members...>;
-private:
-	/**
-	 * @todo Check by static assert that the members all have the same dimensions. Alternatively
-	 * Do it here by specializing.
-	 */
-	StorageT members_;
-
-	/**
-	 * A helper constructor to forward the sycl queue to the inner "default" constructors
-	 */
-	template<std::size_t... Is>
-	constexpr data(acpp::sycl::queue& q, std::index_sequence<Is...>):
-		members_{(static_cast<void>(Is), q)...}
-	{}
-public:
-	data(acpp::sycl::queue& q__):
-		data{q__, std::make_index_sequence<sizeof...(Members)>{}}
-	{
-		q__.wait();
-	}
-
-	template<size_t i>
-	auto& get(){
-		return std::get<i>(members_);
-	}
-
-	template<size_t i>
-	auto& get() const {
-		return std::get<i>(members_);
-	}
-
-	template<saw::string_literal K>
-	auto& get(){
-		return std::get<parameter_key_pack_index<K, Members::KeyLiteral...>::value>(members_);
-	}
-	
-	template<saw::string_literal K>
-	auto& get() const {
-		return std::get<parameter_key_pack_index<K, Members::KeyLiteral...>::value>(members_);
-	}
-};
-
-template<typename... Sch, saw::string_literal... Keys, typename Encode>
-class data<schema::Ptr<schema::Struct<schema::Member<Sch,Keys>...>>, kel::lbm::encode::Sycl<Encode> > final {
-public:
-	using StorageT = std::tuple<data<schema::Ptr<Sch>,kel::lbm::encode::Sycl<Encode>>...>;
-	using Schema = schema::Struct<schema::Member<schema::Ptr<Sch>,Keys>...>;
-private:
-	/**
-	 * @todo Check by static assert that the members all have the same dimensions. Alternatively
-	 * Do it here by specializing.
-	 */
-	StorageT members_;
-public:
-	data() = default;
-
-	template<size_t i>
-	auto& get(){
-		return std::get<i>(members_);
-	}
-
-	template<size_t i>
-	auto& get() const {
-		return std::get<i>(members_);
-	}
-
-	template<saw::string_literal K>
-	auto& get(){
-		return std::get<parameter_key_pack_index<K, Keys...>::value>(members_);
-	}
-	
-	template<saw::string_literal K>
-	auto& get() const {
-		return std::get<parameter_key_pack_index<K, Keys...>::value>(members_);
-	}
-};
-}
-
-namespace kel {
-namespace lbm {
-namespace impl {
-template<typename Sch, typename Encode>
-struct sycl_copy_helper;
-
-template<typename... Members, typename Encode>
-struct sycl_copy_helper<sch::Struct<Members...>, Encode> final {
-	using Schema = sch::Struct<Members...>;
-
-	template<uint64_t i>
-	static saw::error_or<void> copy_to_device_member(saw::data<Schema,Encode>& host_data, saw::data<Schema,encode::Sycl<Encode>>& sycl_data, sycl::queue& q){
-		if constexpr (i < sizeof...(Members)){
-			using M = typename saw::parameter_pack_type<i,Members...>::type;
-			auto& host_member_data = host_data.template get<M::KeyLiteral>();
-			auto& sycl_member_data = sycl_data.template get<M::KeyLiteral>();
-
-			auto eov = sycl_copy_helper<typename M::ValueType,Encode>::copy_to_device(host_member_data,sycl_member_data,q);
-			if(eov.is_error()){
-				return eov;
-			}
-
-			return copy_to_device_member<i+1u>(host_data,sycl_data,q);
-		}
-		
-		return saw::make_void();
-	}
-
-	static saw::error_or<void> copy_to_device(saw::data<Schema,Encode>& host_data, saw::data<Schema, encode::Sycl<Encode>>& sycl_data, sycl::queue& q){
-
-		return copy_to_device_member<0u>(host_data, sycl_data, q);
-	}
-
-	template<uint64_t i>
-	static saw::error_or<void> copy_to_host_member(saw::data<Schema,encode::Sycl<Encode>>& sycl_data, saw::data<Schema,Encode>& host_data, sycl::queue& q){
-		if constexpr (i < sizeof...(Members)){
-			using M = typename saw::parameter_pack_type<i,Members...>::type;
-			auto& host_member_data = host_data.template get<M::KeyLiteral>();
-			auto& sycl_member_data = sycl_data.template get<M::KeyLiteral>();
-
-			auto eov = sycl_copy_helper<typename M::ValueType,Encode>::copy_to_host(sycl_member_data,host_member_data,q);
-			if(eov.is_error()){
-				return eov;
-			}
-
-			return copy_to_host_member<i+1u>(sycl_data,host_data,q);
-		}
-		
-		return saw::make_void();
-	}
-	
-
-	static saw::error_or<void> copy_to_host(saw::data<Schema,encode::Sycl<Encode>>& sycl_data, saw::data<Schema,Encode>& host_data, sycl::queue& q){
-		return copy_to_host_member<0u>(sycl_data, host_data, q);
-	}
-
-	template<uint64_t i>
-	static saw::error_or<void> malloc_on_device_member(saw::data<Schema,Encode>& host_data, saw::data<Schema,encode::Sycl<Encode>>& sycl_data, sycl::queue& q){
-
-		if constexpr (i < sizeof...(Members)){
-			using M = typename saw::parameter_pack_type<i,Members...>::type;
-			auto& host_member_data = host_data.template get<i>();
-			auto& sycl_member_data = sycl_data.template get<i>();
-
-			auto eov = sycl_copy_helper<typename M::ValueType,Encode>::malloc_on_device(host_member_data,sycl_member_data,q);
-			if(eov.is_error()){
-				return eov;
-			}
-
-			return malloc_on_device_member<i+1u>(host_data,sycl_data,q);
-		}
-
-		return saw::make_void();
-	}
-
-	static saw::error_or<void> malloc_on_device(saw::data<Schema,Encode>& host_data, saw::data<Schema,encode::Sycl<Encode>>& sycl_data, sycl::queue& q){
-		return malloc_on_device_member<0u>(host_data,sycl_data,q);
-	}
-};
-
-template<typename... Members, typename Encode>
-struct sycl_copy_helper<sch::Tuple<Members...>, Encode> final {
-	using Schema = sch::Tuple<Members...>;
-
-	template<uint64_t i>
-	static saw::error_or<void> copy_to_device_member(saw::data<Schema,Encode>& host_data, saw::data<Schema,encode::Sycl<Encode>>& sycl_data, sycl::queue& q){
-		if constexpr (i < sizeof...(Members)){
-			using M = typename saw::parameter_pack_type<i,Members...>::type;
-			auto& host_member_data = host_data.template get<i>();
-			auto& sycl_member_data = sycl_data.template get<i>();
-
-			auto eov = sycl_copy_helper<M,Encode>::copy_to_device(host_member_data,sycl_member_data,q);
-			if(eov.is_error()){
-				return eov;
-			}
-
-			return copy_to_device_member<i+1u>(host_data,sycl_data,q);
-		}
-
-		return saw::make_void();
-	}
-
-	static saw::error_or<void> copy_to_device(saw::data<Schema,Encode>& host_data, saw::data<Schema, encode::Sycl<Encode>>& sycl_data, sycl::queue& q){
-		return copy_to_device_member<0u>(host_data, sycl_data, q);
-	}
-
-	template<uint64_t i>
-	static saw::error_or<void> copy_to_host_member(saw::data<Schema,encode::Sycl<Encode>>& sycl_data, saw::data<Schema,Encode>& host_data, sycl::queue& q){
-		if constexpr (i < sizeof...(Members)){
-			using M = typename saw::parameter_pack_type<i,Members...>::type;
-
-			auto& host_member_data = host_data.template get<i>();
-			auto& sycl_member_data = sycl_data.template get<i>();
-
-			auto eov = sycl_copy_helper<M,Encode>::copy_to_host(sycl_member_data,host_member_data,q);
-			if(eov.is_error()){
-				return eov;
-			}
-
-			return copy_to_host_member<i+1u>(sycl_data,host_data,q);
-		}
-
-		return saw::make_void();
-	}
-
-
-	static saw::error_or<void> copy_to_host(
-		saw::data<Schema,Encode>& host_data,
-		saw::data<Schema,encode::Sycl<Encode>>& sycl_data,
-		sycl::queue& q
-	){
-		return copy_to_host_member<0u>(sycl_data, host_data, q);
-	}
-
-	template<uint64_t i>
-	static saw::error_or<void> malloc_on_device_member(saw::data<Schema,Encode>& host_data, saw::data<Schema,encode::Sycl<Encode>>& sycl_data, sycl::queue& q){
-
-		if constexpr (i < sizeof...(Members)){
-			using M = typename saw::parameter_pack_type<i,Members...>::type;
-			auto& host_member_data = host_data.template get<i>();
-			auto& sycl_member_data = sycl_data.template get<i>();
-
-			auto eov = sycl_copy_helper<M,Encode>::malloc_on_device(host_member_data,sycl_member_data,q);
-			if(eov.is_error()){
-				return eov;
-			}
-
-			return malloc_on_device_member<i+1u>(host_data,sycl_data,q);
-		}
-
-		return saw::make_void();
-	}
-
-	static saw::error_or<void> malloc_on_device(saw::data<Schema,Encode>& host_data, saw::data<Schema,encode::Sycl<Encode>>& sycl_data, sycl::queue& q){
-		return malloc_on_device_member<0u>(host_data,sycl_data,q);
-	}
-};
-
-template<typename Sch, uint64_t... Dims, typename Encode>
-struct sycl_copy_helper<sch::FixedArray<Sch,Dims...>, Encode> final {
-	using Schema = sch::FixedArray<Sch,Dims...>;
-	
-	static saw::error_or<void> copy_to_host(saw::data<Schema,encode::Sycl<Encode>>& sycl_data, saw::data<Schema,Encode>& host_data, sycl::queue& q){
-		auto host_ptr = host_data.flat_data();
-		auto sycl_ptr = sycl_data.flat_data();
-
-		static_assert(sizeof(std::decay_t<decltype(sycl_ptr)>) == sizeof(std::decay_t<decltype(host_ptr)>), "Unequal size");
-
-		q.submit([&](acpp::sycl::handler& h){
-			h.copy(sycl_ptr,host_ptr, saw::ct_multiply<uint64_t,Dims...>::value);
-		}).wait();
-		return saw::make_void();
-	}
-
-	static saw::error_or<void> copy_to_device(saw::data<Schema,Encode>& host_data, saw::data<Schema,encode::Sycl<Encode>>& sycl_data, sycl::queue& q){
-		auto host_ptr = host_data.flat_data();
-		auto sycl_ptr = sycl_data.flat_data();
-
-		static_assert(sizeof(std::decay_t<decltype(sycl_ptr)>) == sizeof(std::decay_t<decltype(host_ptr)>), "Unequal size");
-
-		q.submit([&](acpp::sycl::handler& h){
-			h.copy(host_ptr,sycl_ptr, saw::ct_multiply<uint64_t,Dims...>::value);
-		}).wait();
-		return saw::make_void();
-	}
-
-	static saw::error_or<void> malloc_on_device(saw::data<Schema,Encode>& host_data, saw::data<Schema,encode::Sycl<Encode>>& sycl_data, sycl::queue& q){
-		(void) host_data;
-		(void) sycl_data;
-		(void) q;
-		return saw::make_void();
-	}
-};
-
-template<typename Sch, uint64_t Ghost, uint64_t... Dims, typename Encode>
-struct sycl_copy_helper<sch::Chunk<Sch,Ghost,Dims...>, Encode> final {
-	using Schema = sch::Chunk<Sch,Ghost,Dims...>;
-
-	static saw::error_or<void> copy_to_host(saw::data<Schema,encode::Sycl<Encode>>& sycl_data, saw::data<Schema,Encode>& host_data, sycl::queue& q){
-		auto host_ptr = host_data.flat_data();
-		auto sycl_ptr = sycl_data.flat_data();
-
-		static_assert(sizeof(std::decay_t<decltype(sycl_ptr)>) == sizeof(std::decay_t<decltype(host_ptr)>), "Unequal size");
-
-		auto flat_size = host_data.flat_size();
-
-		q.submit([&](acpp::sycl::handler& h){
-			h.copy(sycl_ptr,host_ptr, flat_size.get());
-		}).wait();
-		return saw::make_void();
-	}
-
-	static saw::error_or<void> copy_to_device(saw::data<Schema,Encode>& host_data, saw::data<Schema,encode::Sycl<Encode>>& sycl_data, sycl::queue& q){
-		auto host_ptr = host_data.flat_data();
-		auto sycl_ptr = sycl_data.flat_data();
-
-		static_assert(sizeof(std::decay_t<decltype(sycl_ptr)>) == sizeof(std::decay_t<decltype(host_ptr)>), "Unequal size");
-
-		auto flat_size = host_data.flat_size();
-
-		q.submit([&](acpp::sycl::handler& h){
-			h.copy(host_ptr,sycl_ptr, flat_size.get());
-		}).wait();
-		return saw::make_void();
-	}
-};
-
-template<typename Sch, uint64_t Dims, typename Encode>
-struct sycl_copy_helper<sch::Array<Sch,Dims>, Encode> final {
-	using Schema = sch::Array<Sch,Dims>;
-
-	static saw::error_or<void> copy_to_host(saw::data<Schema,encode::Sycl<Encode>>& sycl_data, saw::data<Schema,Encode>& host_data, sycl::queue& q){
-		auto host_ptr = host_data.flat_data();
-		auto sycl_ptr = sycl_data.flat_data();
-
-		static_assert(sizeof(std::decay_t<decltype(sycl_ptr)>) == sizeof(std::decay_t<decltype(host_ptr)>), "Unequal size");
-
-		SAW_ASSERT(host_data.flat_size() == sycl_data.flat_size());
-		q.submit([&](acpp::sycl::handler& h){
-			h.copy(sycl_ptr,host_ptr, host_data.flat_size().get());
-		}).wait();
-		return saw::make_void();
-	}
-
-	static saw::error_or<void> copy_to_device(saw::data<Schema,Encode>& host_data, saw::data<Schema,encode::Sycl<Encode>>& sycl_data, sycl::queue& q){
-
-		{
-			auto hm = host_data.meta();
-			auto sm = sycl_data.meta();
-			bool equ{true};
-			for(uint64_t i{0u}; i < Dims; ++i){
-				equ &= (hm.at({i}).get() == sm.at({i}).get());
-			}
-			if(not equ){
-				sycl_data.reset_to(hm);
-			}
-		}
-
-		auto host_ptr = host_data.flat_data();
-		auto sycl_ptr = sycl_data.flat_data();
-		static_assert(sizeof(std::decay_t<decltype(sycl_ptr)>) == sizeof(std::decay_t<decltype(host_ptr)>), "Unequal size");
-
-		q.submit([&](acpp::sycl::handler& h){
-			h.copy(host_ptr,sycl_ptr, host_data.flat_size().get());
-		}).wait();
-
-		return saw::make_void();
-	}
-
-	static saw::error_or<void> malloc_on_device(saw::data<Schema,Encode>& host_data, saw::data<Schema,encode::Sycl<Encode>>& sycl_data, sycl::queue& q){
-		sycl_data = {host_data.meta(),q};
-		return saw::make_void();
-	}
-};
-
-
-template<typename Schema, typename Encode>
-struct make_view_helper;
-
-template<typename Sch, uint64_t Dims, typename Encode>
-struct make_view_helper<sch::Array<Sch,Dims>, encode::Sycl<Encode>> {
-public:
-static saw::error_or<void> apply(
-	saw::data<sch::Array<Sch,Dims>, encode::Sycl<Encode>>& dat,
-	saw::data<sch::Ptr<sch::Array<Sch,Dims>>, encode::Sycl<Encode>>& dat_view
-){
-	dat_view = {dat};
-	return saw::make_void();
-}
-};
-
-template<typename Sch, uint64_t... Dims, typename Encode>
-struct make_view_helper<sch::FixedArray<Sch,Dims...>, encode::Sycl<Encode>> {
-public:
-	static saw::error_or<void> apply(
-		saw::data<sch::FixedArray<Sch,Dims...>, encode::Sycl<Encode>>& dat,
-		saw::data<sch::Ptr<sch::FixedArray<Sch,Dims...>>, encode::Sycl<Encode>>& dat_view
-	){
-		dat_view = {dat};
-		return saw::make_void();
-	}
-};
-
-template<typename Sch, uint64_t Ghost, uint64_t... Dims, typename Encode>
-struct make_view_helper<sch::Chunk<Sch,Ghost,Dims...>, encode::Sycl<Encode>> {
-public:
-	static saw::error_or<void> apply(
-		saw::data<sch::Chunk<Sch,Ghost,Dims...>, encode::Sycl<Encode>>& dat,
-		saw::data<sch::Ptr<sch::Chunk<Sch,Ghost,Dims...>>, encode::Sycl<Encode>>& dat_view
-	){
-		dat_view = {dat};
-		return saw::make_void();
-	}
-};
-
-template<typename... Sch, saw::string_literal... Keys, typename Encode>
-struct make_view_helper<sch::Struct<sch::Member<Sch,Keys>...>, encode::Sycl<Encode>> {
-private:
-template<uint64_t i>
-static saw::error_or<void> apply_i(
-		saw::data<sch::Struct<sch::Member<Sch,Keys>...>, encode::Sycl<Encode>>& dat,
-		saw::data<sch::Ptr<sch::Struct<sch::Member<Sch,Keys>...>>, encode::Sycl<Encode>>& dat_view
-	){
-		if constexpr (i < sizeof...(Sch)){
-			using M = typename saw::parameter_pack_type<i,sch::Member<Sch,Keys>...>::type;
-
-			auto eov = make_view_helper<typename M::ValueType,encode::Sycl<Encode>>::apply(dat.template get<M::KeyLiteral>(),dat_view.template get<M::KeyLiteral>());
-			if(eov.is_error()){
-				return eov;
-			}
-
-			return apply_i<i+1u>(dat,dat_view);
-		}
-
-		return saw::make_void();
-	}
-public:
-static saw::error_or<void> apply(
-	saw::data<sch::Struct<sch::Member<Sch,Keys>...>, encode::Sycl<Encode>>& dat,
-	saw::data<sch::Ptr<sch::Struct<sch::Member<Sch,Keys>...>>, encode::Sycl<Encode>>& dat_view
-){
-	return apply_i<0u>(dat,dat_view);
-}
-};
-
-template<typename... Sch, typename Encode>
-struct make_view_helper<sch::Tuple<Sch...>, encode::Sycl<Encode>> {
-private:
-	template<uint64_t i>
-	static saw::error_or<void> apply_i(
-		saw::data<sch::Tuple<Sch...>, encode::Sycl<Encode>>& dat,
-		saw::data<sch::Ptr<sch::Tuple<Sch...>>, encode::Sycl<Encode>>& dat_view
-	){
-		if constexpr (i < sizeof...(Sch)){
-			using M = typename saw::parameter_pack_type<i,Sch...>::type;
-
-			auto eov = make_view_helper<M,encode::Sycl<Encode>>::apply(dat.template get<i>(), dat_view.template get<i>());
-			if(eov.is_error()){
-				return eov;
-			}
-
-			return apply_i<i+1u>(dat,dat_view);
-		}
-
-		return saw::make_void();
-	}
-public:
-	static saw::error_or<void> apply(
-		saw::data<sch::Tuple<Sch...>, encode::Sycl<Encode>>& dat,
-		saw::data<sch::Ptr<sch::Tuple<Sch...>>, encode::Sycl<Encode>> dat_view
-	){
-		return apply_i<0u>(dat,dat_view);
-	}
-};
-}
-
-// Ptr => Ptr<Chunk<T,Ghost,Dims...>>> => Ptr<FixedArray<T,Dims+Ghost...>
-template<typename Schema,typename Encode>
-auto make_view(saw::data<Schema,Encode>& dat){
-	saw::data<sch::Ptr<Schema>,Encode> dat_view;
-	auto eov = impl::make_view_helper<Schema,Encode>::apply(dat,dat_view);
-	(void) eov;
-
-	return dat_view;
-}
-
-class device final {
-private:
-	sycl::queue q_;
-
-	SAW_FORBID_COPY(device);
-	SAW_FORBID_MOVE(device);
-public:
-	device() = default;
-	~device() = default;
-
-	template<typename Sch, typename Encode>
-	saw::error_or<void> copy_to_device(saw::data<Sch,Encode>& host_data, saw::data<Sch,encode::Sycl<Encode>>& sycl_data){
-		return impl::sycl_copy_helper<Sch,Encode>::copy_to_device(host_data, sycl_data, q_);
-	}
-
-	template<typename Sch, typename Encode>
-	saw::error_or<void> copy_to_host(saw::data<Sch,encode::Sycl<Encode>>& sycl_data, saw::data<Sch,Encode>& host_data){
-		return impl::sycl_copy_helper<Sch,Encode>::copy_to_host(sycl_data, host_data, q_);
-	}
-
-	template<typename Sch, typename Encode>
-	saw::error_or<void> malloc_on_device(
-			saw::data<Sch,Encode>& host_data,
-			saw::data<Sch,encode::Sycl<Encode>>& sycl_data
-			){
-		auto eov = impl::sycl_copy_helper<Sch,Encode>::malloc_on_device(host_data, sycl_data, q_);
-		q_.wait();
-		return eov;
-	}
-
-	auto& get_handle(){
-		return q_;
-	}
-};
-}
-}