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TestTemplateMetaFunctions.hpp
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Tue, Jul 16, 21:32

TestTemplateMetaFunctions.hpp
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/*
//@HEADER
// ************************************************************************
//
// Kokkos v. 2.0
// Copyright (2014) Sandia Corporation
//
// Under the terms of Contract DE-AC04-94AL85000 with Sandia Corporation,
// the U.S. Government retains certain rights in this software.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are
// met:
//
// 1. Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
//
// 2. Redistributions in binary form must reproduce the above copyright
// notice, this list of conditions and the following disclaimer in the
// documentation and/or other materials provided with the distribution.
//
// 3. Neither the name of the Corporation nor the names of the
// contributors may be used to endorse or promote products derived from
// this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY SANDIA CORPORATION "AS IS" AND ANY
// EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
// PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL SANDIA CORPORATION OR THE
// CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
// EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
// PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
// LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
// NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
// SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
//
// Questions? Contact H. Carter Edwards (hcedwar@sandia.gov)
//
// ************************************************************************
//@HEADER
*/
#include <Kokkos_Core.hpp>
#define KOKKOS_PRAGMA_UNROLL(a)
namespace {
template<class Scalar, class ExecutionSpace>
struct SumPlain {
typedef ExecutionSpace execution_space;
typedef typename Kokkos::View<Scalar*,execution_space> type;
type view;
SumPlain(type view_):view(view_) {}
KOKKOS_INLINE_FUNCTION
void operator() (int i, Scalar& val) {
val += Scalar();
}
};
template<class Scalar, class ExecutionSpace>
struct SumInitJoinFinalValueType {
typedef ExecutionSpace execution_space;
typedef typename Kokkos::View<Scalar*,execution_space> type;
type view;
typedef Scalar value_type;
SumInitJoinFinalValueType(type view_):view(view_) {}
KOKKOS_INLINE_FUNCTION
void init(value_type& val) const {
val = value_type();
}
KOKKOS_INLINE_FUNCTION
void join(volatile value_type& val, volatile value_type& src) const {
val += src;
}
KOKKOS_INLINE_FUNCTION
void operator() (int i, value_type& val) const {
val += value_type();
}
};
template<class Scalar, class ExecutionSpace>
struct SumInitJoinFinalValueType2 {
typedef ExecutionSpace execution_space;
typedef typename Kokkos::View<Scalar*,execution_space> type;
type view;
typedef Scalar value_type;
SumInitJoinFinalValueType2(type view_):view(view_) {}
KOKKOS_INLINE_FUNCTION
void init(volatile value_type& val) const {
val = value_type();
}
KOKKOS_INLINE_FUNCTION
void join(volatile value_type& val, const volatile value_type& src) const {
val += src;
}
KOKKOS_INLINE_FUNCTION
void operator() (int i, value_type& val) const {
val += value_type();
}
};
template<class Scalar, class ExecutionSpace>
struct SumInitJoinFinalValueTypeArray {
typedef ExecutionSpace execution_space;
typedef typename Kokkos::View<Scalar*,execution_space> type;
type view;
typedef Scalar value_type[];
int n;
SumInitJoinFinalValueTypeArray(type view_, int n_):view(view_),n(n_) {}
KOKKOS_INLINE_FUNCTION
void init(value_type val) const {
for(int k=0;k<n;k++)
val[k] = 0;
}
KOKKOS_INLINE_FUNCTION
void join(volatile value_type val, const volatile value_type src) const {
for(int k=0;k<n;k++)
val[k] += src[k];
}
KOKKOS_INLINE_FUNCTION
void operator() (int i, value_type val) const {
for(int k=0;k<n;k++)
val[k] += k*i;
}
};
template<class Scalar, class ExecutionSpace>
struct SumWrongInitJoinFinalValueType {
typedef ExecutionSpace execution_space;
typedef typename Kokkos::View<Scalar*,execution_space> type;
type view;
typedef Scalar value_type;
SumWrongInitJoinFinalValueType(type view_):view(view_) {}
KOKKOS_INLINE_FUNCTION
void init(double& val) const {
val = double();
}
KOKKOS_INLINE_FUNCTION
void join(volatile value_type& val, const value_type& src) const {
val += src;
}
KOKKOS_INLINE_FUNCTION
void operator() (int i, value_type& val) const {
val += value_type();
}
};
template<class Scalar, class ExecutionSpace>
void TestTemplateMetaFunctions() {
typedef typename Kokkos::View<Scalar*,ExecutionSpace> type;
type a("A",100);
/* #ifdef KOKKOS_HAVE_CXX11
int sum_plain_has_init_arg = Kokkos::Impl::FunctorHasInit<SumPlain<Scalar,ExecutionSpace>, Scalar& >::value;
ASSERT_EQ(sum_plain_has_init_arg,0);
int sum_initjoinfinalvaluetype_has_init_arg = Kokkos::Impl::FunctorHasInit<SumInitJoinFinalValueType<Scalar,ExecutionSpace>, Scalar >::value;
ASSERT_EQ(sum_initjoinfinalvaluetype_has_init_arg,1);
int sum_initjoinfinalvaluetype_has_init_arg2 = Kokkos::Impl::FunctorHasInit<SumInitJoinFinalValueType2<Scalar,ExecutionSpace>, Scalar >::value;
ASSERT_EQ(sum_initjoinfinalvaluetype_has_init_arg2,1);
int sum_wronginitjoinfinalvaluetype_has_init_arg = Kokkos::Impl::FunctorHasInit<SumWrongInitJoinFinalValueType<Scalar,ExecutionSpace>, Scalar >::value;
ASSERT_EQ(sum_wronginitjoinfinalvaluetype_has_init_arg,0);
//int sum_initjoinfinalvaluetypearray_has_init_arg = Kokkos::Impl::FunctorHasInit<SumInitJoinFinalValueTypeArray<Scalar,ExecutionSpace>, Scalar[] >::value;
//ASSERT_EQ(sum_initjoinfinalvaluetypearray_has_init_arg,1);
#else
int sum_plain_has_init_arg = Kokkos::Impl::FunctorHasInit<SumPlain<Scalar,ExecutionSpace>, Scalar& >::value;
ASSERT_EQ(sum_plain_has_init_arg,0);
int sum_initjoinfinalvaluetype_has_init_arg = Kokkos::Impl::FunctorHasInit<SumInitJoinFinalValueType<Scalar,ExecutionSpace>, Scalar& >::value;
ASSERT_EQ(sum_initjoinfinalvaluetype_has_init_arg,1);
int sum_wronginitjoinfinalvaluetype_has_init_arg = Kokkos::Impl::FunctorHasInit<SumWrongInitJoinFinalValueType<Scalar,ExecutionSpace>, Scalar& >::value;
ASSERT_EQ(sum_wronginitjoinfinalvaluetype_has_init_arg,1);
#endif
//printf("Values Init: %i %i %i\n",sum_plain_has_init_arg,sum_initjoinfinalvaluetype_has_init_arg,sum_wronginitjoinfinalvaluetype_has_init_arg);
#ifdef KOKKOS_HAVE_CXX11
int sum_plain_has_join_arg = Kokkos::Impl::FunctorHasJoin<SumPlain<Scalar,ExecutionSpace>, Scalar >::value;
ASSERT_EQ(sum_plain_has_join_arg,0);
int sum_initjoinfinalvaluetype_has_join_arg = Kokkos::Impl::FunctorHasJoin<SumInitJoinFinalValueType<Scalar,ExecutionSpace>, Scalar >::value;
ASSERT_EQ(sum_initjoinfinalvaluetype_has_join_arg,1);
int sum_initjoinfinalvaluetype_has_join_arg2 = Kokkos::Impl::FunctorHasJoin<SumInitJoinFinalValueType2<Scalar,ExecutionSpace>, Scalar >::value;
ASSERT_EQ(sum_initjoinfinalvaluetype_has_join_arg2,1);
int sum_wronginitjoinfinalvaluetype_has_join_arg = Kokkos::Impl::FunctorHasJoin<SumWrongInitJoinFinalValueType<Scalar,ExecutionSpace>, Scalar >::value;
ASSERT_EQ(sum_wronginitjoinfinalvaluetype_has_join_arg,0);
#else
int sum_plain_has_join_arg = Kokkos::Impl::FunctorHasJoin<SumPlain<Scalar,ExecutionSpace>, Scalar& >::value;
ASSERT_EQ(sum_plain_has_join_arg,0);
int sum_initjoinfinalvaluetype_has_join_arg = Kokkos::Impl::FunctorHasJoin<SumInitJoinFinalValueType<Scalar,ExecutionSpace>, Scalar& >::value;
ASSERT_EQ(sum_initjoinfinalvaluetype_has_join_arg,1);
int sum_initjoinfinalvaluetype_has_join_arg2 = Kokkos::Impl::FunctorHasJoin<SumInitJoinFinalValueType2<Scalar,ExecutionSpace>, Scalar& >::value;
ASSERT_EQ(sum_initjoinfinalvaluetype_has_join_arg2,1);
int sum_wronginitjoinfinalvaluetype_has_join_arg = Kokkos::Impl::FunctorHasJoin<SumWrongInitJoinFinalValueType<Scalar,ExecutionSpace>, Scalar& >::value;
ASSERT_EQ(sum_wronginitjoinfinalvaluetype_has_join_arg,1);
#endif*/
//printf("Values Join: %i %i %i\n",sum_plain_has_join_arg,sum_initjoinfinalvaluetype_has_join_arg,sum_wronginitjoinfinalvaluetype_has_join_arg);
}
}

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