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lammps/lib/kokkos/example/fixture/TestFixture.hpp
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TestFixture.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)
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*/
#ifndef KOKKOS_EXAMPLE_TESTFIXTURE_HPP
#define KOKKOS_EXAMPLE_TESTFIXTURE_HPP
#include <utility>
#include <iostream>
#include <Kokkos_Core.hpp>
#include <BoxElemPart.hpp>
#include <BoxElemFixture.hpp>
namespace Kokkos {
namespace Example {
template< class Device >
struct FixtureVerifyElemNodeCoord
{
typedef Device execution_space ;
typedef struct { size_t success , error ; } value_type ;
typedef Kokkos::Example::BoxElemFixture< Device , Kokkos::Example::BoxElemPart::ElemLinear > FixtureType ;
FixtureType m_fixture ;
KOKKOS_INLINE_FUNCTION
void init( value_type & update ) const { update.success = update.error = 0 ; }
KOKKOS_INLINE_FUNCTION
void join( volatile value_type & update ,
volatile const value_type & input ) const
{
update.success += input.success ;
update.error += input.error ;
}
KOKKOS_INLINE_FUNCTION
void operator()( size_t ielem , value_type & update ) const
{
unsigned node_coord[ FixtureType::ElemNode ][3] ;
for ( unsigned i = 0 ; i < FixtureType::ElemNode ; ++i ) {
const unsigned node_id = m_fixture.elem_node(ielem,i);
node_coord[i][0] = m_fixture.node_grid(node_id,0);
node_coord[i][1] = m_fixture.node_grid(node_id,1);
node_coord[i][2] = m_fixture.node_grid(node_id,2);
}
int error = 0 ;
for ( unsigned i = 1 ; i < FixtureType::ElemNode ; ++i ) {
if ( node_coord[0][0] + m_fixture.elem_node_local(i,0) != node_coord[i][0] ||
node_coord[0][1] + m_fixture.elem_node_local(i,1) != node_coord[i][1] ||
node_coord[0][2] + m_fixture.elem_node_local(i,2) != node_coord[i][2] ) {
error = 1 ;
}
}
if ( error ) {
++update.error ;
}
else {
++update.success ;
}
}
FixtureVerifyElemNodeCoord( const FixtureType & f ) : m_fixture(f) {}
};
template< class Device >
void test_fixture()
{
typedef Kokkos::Example::BoxElemFixture< Device , Kokkos::Example::BoxElemPart::ElemLinear > FixtureType ;
const Kokkos::Example::BoxElemPart::Decompose
decompose = Kokkos::Example::BoxElemPart:: DecomposeElem ; // DecomposeElem | DecomposeNode ;
const unsigned global_size = 256 ;
const unsigned global_nx = 400 ;
const unsigned global_ny = 400 ;
const unsigned global_nz = 400 ;
for ( unsigned my_rank = 0 ; my_rank < global_size ; ++my_rank ) {
const FixtureType fixture( decompose , global_size , my_rank , global_nx , global_ny , global_nz );
// Verify grid coordinates of element's nodes
typename FixtureVerifyElemNodeCoord<Device>::value_type result = { 0 , 0 };
Kokkos::parallel_reduce( fixture.elem_node().dimension_0() , FixtureVerifyElemNodeCoord<Device>( fixture ) , result );
if ( result.error ) {
std::cout << "P[" << my_rank << ":" << global_size
<< "] Fixture elem_node_coord"
<< " success(" << result.success << ")"
<< " error(" << result.error << ")"
<< std::endl ;
}
// Check send/recv alignment
}
}
} /* namespace Example */
} /* namespace Kokkos */
#endif /* #ifndef KOKKOS_EXAMPLE_TESTFIXTURE_HPP */
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