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lammps/lib/kokkos/core/unit_test/TestViewAPI.hpp
2019-06-28 11:23:24 -06:00

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C++

/*
//@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 Christian R. Trott (crtrott@sandia.gov)
//
// ************************************************************************
//@HEADER
*/
#include <gtest/gtest.h>
#include <Kokkos_Core.hpp>
#include <stdexcept>
#include <sstream>
#include <iostream>
namespace Test {
template< class T, class ... P >
size_t allocation_count( const Kokkos::View< T, P... > & view )
{
const size_t card = view.size();
const size_t alloc = view.span();
const int memory_span = Kokkos::View< int* >::required_allocation_size( 100 );
return ( card <= alloc && memory_span == 400 ) ? alloc : 0;
}
/*--------------------------------------------------------------------------*/
template< typename T, class DeviceType >
struct TestViewOperator
{
typedef typename DeviceType::execution_space execution_space;
enum { N = 1000 };
enum { D = 3 };
typedef Kokkos::View< T*[D], execution_space > view_type;
const view_type v1;
const view_type v2;
TestViewOperator()
: v1( "v1", N )
, v2( "v2", N )
{}
KOKKOS_INLINE_FUNCTION
void operator()( const unsigned i ) const
{
const unsigned X = 0;
const unsigned Y = 1;
const unsigned Z = 2;
v2( i, X ) = v1( i, X );
v2( i, Y ) = v1( i, Y );
v2( i, Z ) = v1( i, Z );
}
};
/*--------------------------------------------------------------------------*/
template< class DataType,
class DeviceType,
unsigned Rank = Kokkos::ViewTraits< DataType >::rank >
struct TestViewOperator_LeftAndRight;
template< class DataType, class DeviceType >
struct TestViewOperator_LeftAndRight< DataType, DeviceType, 8 >
{
typedef typename DeviceType::execution_space execution_space;
typedef typename DeviceType::memory_space memory_space;
typedef typename execution_space::size_type size_type;
typedef int value_type;
KOKKOS_INLINE_FUNCTION
static void join( volatile value_type & update,
const volatile value_type & input )
{ update |= input; }
KOKKOS_INLINE_FUNCTION
static void init( value_type & update )
{ update = 0; }
typedef Kokkos::View< DataType, Kokkos::LayoutLeft, execution_space > left_view;
typedef Kokkos::View< DataType, Kokkos::LayoutRight, execution_space > right_view;
typedef Kokkos::View< DataType, Kokkos::LayoutStride, execution_space > stride_view;
left_view left;
right_view right;
stride_view left_stride;
stride_view right_stride;
long left_alloc;
long right_alloc;
TestViewOperator_LeftAndRight()
: left( "left" )
, right( "right" )
, left_stride( left )
, right_stride( right )
, left_alloc( allocation_count( left ) )
, right_alloc( allocation_count( right ) )
{}
void testit()
{
int error_flag = 0;
Kokkos::parallel_reduce( 1, *this, error_flag );
ASSERT_EQ( error_flag, 0 );
}
KOKKOS_INLINE_FUNCTION
void operator()( const size_type, value_type & update ) const
{
long offset = -1;
for ( unsigned i7 = 0; i7 < unsigned( left.extent(7) ); ++i7 )
for ( unsigned i6 = 0; i6 < unsigned( left.extent(6) ); ++i6 )
for ( unsigned i5 = 0; i5 < unsigned( left.extent(5) ); ++i5 )
for ( unsigned i4 = 0; i4 < unsigned( left.extent(4) ); ++i4 )
for ( unsigned i3 = 0; i3 < unsigned( left.extent(3) ); ++i3 )
for ( unsigned i2 = 0; i2 < unsigned( left.extent(2) ); ++i2 )
for ( unsigned i1 = 0; i1 < unsigned( left.extent(1) ); ++i1 )
for ( unsigned i0 = 0; i0 < unsigned( left.extent(0) ); ++i0 )
{
const long j = & left( i0, i1, i2, i3, i4, i5, i6, i7 ) -
& left( 0, 0, 0, 0, 0, 0, 0, 0 );
if ( j <= offset || left_alloc <= j ) { update |= 1; }
offset = j;
if ( & left( i0, i1, i2, i3, i4, i5, i6, i7 ) !=
& left_stride( i0, i1, i2, i3, i4, i5, i6, i7 ) ) {
update |= 4;
}
}
offset = -1;
for ( unsigned i0 = 0; i0 < unsigned( right.extent(0) ); ++i0 )
for ( unsigned i1 = 0; i1 < unsigned( right.extent(1) ); ++i1 )
for ( unsigned i2 = 0; i2 < unsigned( right.extent(2) ); ++i2 )
for ( unsigned i3 = 0; i3 < unsigned( right.extent(3) ); ++i3 )
for ( unsigned i4 = 0; i4 < unsigned( right.extent(4) ); ++i4 )
for ( unsigned i5 = 0; i5 < unsigned( right.extent(5) ); ++i5 )
for ( unsigned i6 = 0; i6 < unsigned( right.extent(6) ); ++i6 )
for ( unsigned i7 = 0; i7 < unsigned( right.extent(7) ); ++i7 )
{
const long j = & right( i0, i1, i2, i3, i4, i5, i6, i7 ) -
& right( 0, 0, 0, 0, 0, 0, 0, 0 );
if ( j <= offset || right_alloc <= j ) { update |= 2; }
offset = j;
if ( & right( i0, i1, i2, i3, i4, i5, i6, i7 ) !=
& right_stride( i0, i1, i2, i3, i4, i5, i6, i7 ) ) {
update |= 8;
}
}
}
};
template< class DataType, class DeviceType >
struct TestViewOperator_LeftAndRight< DataType, DeviceType, 7 >
{
typedef typename DeviceType::execution_space execution_space;
typedef typename DeviceType::memory_space memory_space;
typedef typename execution_space::size_type size_type;
typedef int value_type;
KOKKOS_INLINE_FUNCTION
static void join( volatile value_type & update,
const volatile value_type & input )
{ update |= input; }
KOKKOS_INLINE_FUNCTION
static void init( value_type & update )
{ update = 0; }
typedef Kokkos::View< DataType, Kokkos::LayoutLeft, execution_space > left_view;
typedef Kokkos::View< DataType, Kokkos::LayoutRight, execution_space > right_view;
left_view left;
right_view right;
long left_alloc;
long right_alloc;
TestViewOperator_LeftAndRight()
: left( "left" )
, right( "right" )
, left_alloc( allocation_count( left ) )
, right_alloc( allocation_count( right ) )
{}
void testit()
{
int error_flag = 0;
Kokkos::parallel_reduce( 1, *this, error_flag );
ASSERT_EQ( error_flag, 0 );
}
KOKKOS_INLINE_FUNCTION
void operator()( const size_type, value_type & update ) const
{
long offset = -1;
for ( unsigned i6 = 0; i6 < unsigned( left.extent(6) ); ++i6 )
for ( unsigned i5 = 0; i5 < unsigned( left.extent(5) ); ++i5 )
for ( unsigned i4 = 0; i4 < unsigned( left.extent(4) ); ++i4 )
for ( unsigned i3 = 0; i3 < unsigned( left.extent(3) ); ++i3 )
for ( unsigned i2 = 0; i2 < unsigned( left.extent(2) ); ++i2 )
for ( unsigned i1 = 0; i1 < unsigned( left.extent(1) ); ++i1 )
for ( unsigned i0 = 0; i0 < unsigned( left.extent(0) ); ++i0 )
{
const long j = & left( i0, i1, i2, i3, i4, i5, i6 ) -
& left( 0, 0, 0, 0, 0, 0, 0 );
if ( j <= offset || left_alloc <= j ) { update |= 1; }
offset = j;
}
offset = -1;
for ( unsigned i0 = 0; i0 < unsigned( right.extent(0) ); ++i0 )
for ( unsigned i1 = 0; i1 < unsigned( right.extent(1) ); ++i1 )
for ( unsigned i2 = 0; i2 < unsigned( right.extent(2) ); ++i2 )
for ( unsigned i3 = 0; i3 < unsigned( right.extent(3) ); ++i3 )
for ( unsigned i4 = 0; i4 < unsigned( right.extent(4) ); ++i4 )
for ( unsigned i5 = 0; i5 < unsigned( right.extent(5) ); ++i5 )
for ( unsigned i6 = 0; i6 < unsigned( right.extent(6) ); ++i6 )
{
const long j = & right( i0, i1, i2, i3, i4, i5, i6 ) -
& right( 0, 0, 0, 0, 0, 0, 0 );
if ( j <= offset || right_alloc <= j ) { update |= 2; }
offset = j;
}
}
};
template< class DataType, class DeviceType >
struct TestViewOperator_LeftAndRight< DataType, DeviceType, 6 >
{
typedef typename DeviceType::execution_space execution_space;
typedef typename DeviceType::memory_space memory_space;
typedef typename execution_space::size_type size_type;
typedef int value_type;
KOKKOS_INLINE_FUNCTION
static void join( volatile value_type & update,
const volatile value_type & input )
{ update |= input; }
KOKKOS_INLINE_FUNCTION
static void init( value_type & update )
{ update = 0; }
typedef Kokkos::View< DataType, Kokkos::LayoutLeft, execution_space > left_view;
typedef Kokkos::View< DataType, Kokkos::LayoutRight, execution_space > right_view;
left_view left;
right_view right;
long left_alloc;
long right_alloc;
TestViewOperator_LeftAndRight()
: left( "left" )
, right( "right" )
, left_alloc( allocation_count( left ) )
, right_alloc( allocation_count( right ) )
{}
void testit()
{
int error_flag = 0;
Kokkos::parallel_reduce( 1, *this, error_flag );
ASSERT_EQ( error_flag, 0 );
}
KOKKOS_INLINE_FUNCTION
void operator()( const size_type, value_type & update ) const
{
long offset = -1;
for ( unsigned i5 = 0; i5 < unsigned( left.extent(5) ); ++i5 )
for ( unsigned i4 = 0; i4 < unsigned( left.extent(4) ); ++i4 )
for ( unsigned i3 = 0; i3 < unsigned( left.extent(3) ); ++i3 )
for ( unsigned i2 = 0; i2 < unsigned( left.extent(2) ); ++i2 )
for ( unsigned i1 = 0; i1 < unsigned( left.extent(1) ); ++i1 )
for ( unsigned i0 = 0; i0 < unsigned( left.extent(0) ); ++i0 )
{
const long j = & left( i0, i1, i2, i3, i4, i5 ) -
& left( 0, 0, 0, 0, 0, 0 );
if ( j <= offset || left_alloc <= j ) { update |= 1; }
offset = j;
}
offset = -1;
for ( unsigned i0 = 0; i0 < unsigned( right.extent(0) ); ++i0 )
for ( unsigned i1 = 0; i1 < unsigned( right.extent(1) ); ++i1 )
for ( unsigned i2 = 0; i2 < unsigned( right.extent(2) ); ++i2 )
for ( unsigned i3 = 0; i3 < unsigned( right.extent(3) ); ++i3 )
for ( unsigned i4 = 0; i4 < unsigned( right.extent(4) ); ++i4 )
for ( unsigned i5 = 0; i5 < unsigned( right.extent(5) ); ++i5 )
{
const long j = & right( i0, i1, i2, i3, i4, i5 ) -
& right( 0, 0, 0, 0, 0, 0 );
if ( j <= offset || right_alloc <= j ) { update |= 2; }
offset = j;
}
}
};
template< class DataType, class DeviceType >
struct TestViewOperator_LeftAndRight< DataType, DeviceType, 5 >
{
typedef typename DeviceType::execution_space execution_space;
typedef typename DeviceType::memory_space memory_space;
typedef typename execution_space::size_type size_type;
typedef int value_type;
KOKKOS_INLINE_FUNCTION
static void join( volatile value_type & update,
const volatile value_type & input )
{ update |= input; }
KOKKOS_INLINE_FUNCTION
static void init( value_type & update )
{ update = 0; }
typedef Kokkos::View< DataType, Kokkos::LayoutLeft, execution_space > left_view;
typedef Kokkos::View< DataType, Kokkos::LayoutRight, execution_space > right_view;
typedef Kokkos::View< DataType, Kokkos::LayoutStride, execution_space > stride_view;
left_view left;
right_view right;
stride_view left_stride;
stride_view right_stride;
long left_alloc;
long right_alloc;
TestViewOperator_LeftAndRight()
: left( "left" )
, right( "right" )
, left_stride( left )
, right_stride( right )
, left_alloc( allocation_count( left ) )
, right_alloc( allocation_count( right ) )
{}
void testit()
{
int error_flag = 0;
Kokkos::parallel_reduce( 1, *this, error_flag );
ASSERT_EQ( error_flag, 0 );
}
KOKKOS_INLINE_FUNCTION
void operator()( const size_type, value_type & update ) const
{
long offset = -1;
for ( unsigned i4 = 0; i4 < unsigned( left.extent(4) ); ++i4 )
for ( unsigned i3 = 0; i3 < unsigned( left.extent(3) ); ++i3 )
for ( unsigned i2 = 0; i2 < unsigned( left.extent(2) ); ++i2 )
for ( unsigned i1 = 0; i1 < unsigned( left.extent(1) ); ++i1 )
for ( unsigned i0 = 0; i0 < unsigned( left.extent(0) ); ++i0 )
{
const long j = & left( i0, i1, i2, i3, i4 ) -
& left( 0, 0, 0, 0, 0 );
if ( j <= offset || left_alloc <= j ) { update |= 1; }
offset = j;
if ( & left( i0, i1, i2, i3, i4 ) !=
& left_stride( i0, i1, i2, i3, i4 ) ) { update |= 4; }
}
offset = -1;
for ( unsigned i0 = 0; i0 < unsigned( right.extent(0) ); ++i0 )
for ( unsigned i1 = 0; i1 < unsigned( right.extent(1) ); ++i1 )
for ( unsigned i2 = 0; i2 < unsigned( right.extent(2) ); ++i2 )
for ( unsigned i3 = 0; i3 < unsigned( right.extent(3) ); ++i3 )
for ( unsigned i4 = 0; i4 < unsigned( right.extent(4) ); ++i4 )
{
const long j = & right( i0, i1, i2, i3, i4 ) -
& right( 0, 0, 0, 0, 0 );
if ( j <= offset || right_alloc <= j ) { update |= 2; }
offset = j;
if ( & right( i0, i1, i2, i3, i4 ) !=
& right_stride( i0, i1, i2, i3, i4 ) ) { update |= 8; }
}
}
};
template< class DataType, class DeviceType >
struct TestViewOperator_LeftAndRight< DataType, DeviceType, 4 >
{
typedef typename DeviceType::execution_space execution_space;
typedef typename DeviceType::memory_space memory_space;
typedef typename execution_space::size_type size_type;
typedef int value_type;
KOKKOS_INLINE_FUNCTION
static void join( volatile value_type & update,
const volatile value_type & input )
{ update |= input; }
KOKKOS_INLINE_FUNCTION
static void init( value_type & update )
{ update = 0; }
typedef Kokkos::View< DataType, Kokkos::LayoutLeft, execution_space > left_view;
typedef Kokkos::View< DataType, Kokkos::LayoutRight, execution_space > right_view;
left_view left;
right_view right;
long left_alloc;
long right_alloc;
TestViewOperator_LeftAndRight()
: left( "left" )
, right( "right" )
, left_alloc( allocation_count( left ) )
, right_alloc( allocation_count( right ) )
{}
void testit()
{
int error_flag = 0;
Kokkos::parallel_reduce( 1, *this, error_flag );
ASSERT_EQ( error_flag, 0 );
}
KOKKOS_INLINE_FUNCTION
void operator()( const size_type, value_type & update ) const
{
long offset = -1;
for ( unsigned i3 = 0; i3 < unsigned( left.extent(3) ); ++i3 )
for ( unsigned i2 = 0; i2 < unsigned( left.extent(2) ); ++i2 )
for ( unsigned i1 = 0; i1 < unsigned( left.extent(1) ); ++i1 )
for ( unsigned i0 = 0; i0 < unsigned( left.extent(0) ); ++i0 )
{
const long j = & left( i0, i1, i2, i3 ) -
& left( 0, 0, 0, 0 );
if ( j <= offset || left_alloc <= j ) { update |= 1; }
offset = j;
}
offset = -1;
for ( unsigned i0 = 0; i0 < unsigned( right.extent(0) ); ++i0 )
for ( unsigned i1 = 0; i1 < unsigned( right.extent(1) ); ++i1 )
for ( unsigned i2 = 0; i2 < unsigned( right.extent(2) ); ++i2 )
for ( unsigned i3 = 0; i3 < unsigned( right.extent(3) ); ++i3 )
{
const long j = & right( i0, i1, i2, i3 ) -
& right( 0, 0, 0, 0 );
if ( j <= offset || right_alloc <= j ) { update |= 2; }
offset = j;
}
}
};
template< class DataType, class DeviceType >
struct TestViewOperator_LeftAndRight< DataType, DeviceType, 3 >
{
typedef typename DeviceType::execution_space execution_space;
typedef typename DeviceType::memory_space memory_space;
typedef typename execution_space::size_type size_type;
typedef int value_type;
KOKKOS_INLINE_FUNCTION
static void join( volatile value_type & update,
const volatile value_type & input )
{ update |= input; }
KOKKOS_INLINE_FUNCTION
static void init( value_type & update )
{ update = 0; }
typedef Kokkos::View< DataType, Kokkos::LayoutLeft, execution_space > left_view;
typedef Kokkos::View< DataType, Kokkos::LayoutRight, execution_space > right_view;
typedef Kokkos::View< DataType, Kokkos::LayoutStride, execution_space > stride_view;
left_view left;
right_view right;
stride_view left_stride;
stride_view right_stride;
long left_alloc;
long right_alloc;
TestViewOperator_LeftAndRight()
: left( std::string( "left" ) )
, right( std::string( "right" ) )
, left_stride( left )
, right_stride( right )
, left_alloc( allocation_count( left ) )
, right_alloc( allocation_count( right ) )
{}
void testit()
{
int error_flag = 0;
Kokkos::parallel_reduce( 1, *this, error_flag );
ASSERT_EQ( error_flag, 0 );
}
KOKKOS_INLINE_FUNCTION
void operator()( const size_type, value_type & update ) const
{
long offset = -1;
for ( unsigned i2 = 0; i2 < unsigned( left.extent(2) ); ++i2 )
for ( unsigned i1 = 0; i1 < unsigned( left.extent(1) ); ++i1 )
for ( unsigned i0 = 0; i0 < unsigned( left.extent(0) ); ++i0 )
{
const long j = & left( i0, i1, i2 ) -
& left( 0, 0, 0 );
if ( j <= offset || left_alloc <= j ) { update |= 1; }
offset = j;
if ( & left( i0, i1, i2 ) != & left_stride( i0, i1, i2 ) ) { update |= 4; }
}
offset = -1;
for ( unsigned i0 = 0; i0 < unsigned( right.extent(0) ); ++i0 )
for ( unsigned i1 = 0; i1 < unsigned( right.extent(1) ); ++i1 )
for ( unsigned i2 = 0; i2 < unsigned( right.extent(2) ); ++i2 )
{
const long j = & right( i0, i1, i2 ) -
& right( 0, 0, 0 );
if ( j <= offset || right_alloc <= j ) { update |= 2; }
offset = j;
if ( & right( i0, i1, i2 ) != & right_stride( i0, i1, i2 ) ) { update |= 8; }
}
for ( unsigned i0 = 0; i0 < unsigned( left.extent(0) ); ++i0 )
for ( unsigned i1 = 0; i1 < unsigned( left.extent(1) ); ++i1 )
for ( unsigned i2 = 0; i2 < unsigned( left.extent(2) ); ++i2 )
{
#ifdef KOKKOS_ENABLE_DEPRECATED_CODE
if ( & left( i0, i1, i2 ) != & left( i0, i1, i2, 0, 0, 0, 0, 0 ) ) { update |= 3; }
if ( & right( i0, i1, i2 ) != & right( i0, i1, i2, 0, 0, 0, 0, 0 ) ) { update |= 3; }
#else
if ( & left( i0, i1, i2 ) != & left.access( i0, i1, i2, 0, 0, 0, 0, 0 ) ) { update |= 3; }
if ( & right( i0, i1, i2 ) != & right.access( i0, i1, i2, 0, 0, 0, 0, 0 ) ) { update |= 3; }
#endif
}
}
};
template< class DataType, class DeviceType >
struct TestViewOperator_LeftAndRight< DataType, DeviceType, 2 >
{
typedef typename DeviceType::execution_space execution_space;
typedef typename DeviceType::memory_space memory_space;
typedef typename execution_space::size_type size_type;
typedef int value_type;
KOKKOS_INLINE_FUNCTION
static void join( volatile value_type & update,
const volatile value_type & input )
{ update |= input; }
KOKKOS_INLINE_FUNCTION
static void init( value_type & update )
{ update = 0; }
typedef Kokkos::View< DataType, Kokkos::LayoutLeft, execution_space > left_view;
typedef Kokkos::View< DataType, Kokkos::LayoutRight, execution_space > right_view;
left_view left;
right_view right;
long left_alloc;
long right_alloc;
TestViewOperator_LeftAndRight()
: left( "left" )
, right( "right" )
, left_alloc( allocation_count( left ) )
, right_alloc( allocation_count( right ) )
{}
void testit()
{
int error_flag = 0;
Kokkos::parallel_reduce( 1, *this, error_flag );
ASSERT_EQ( error_flag, 0 );
}
KOKKOS_INLINE_FUNCTION
void operator()( const size_type, value_type & update ) const
{
long offset = -1;
for ( unsigned i1 = 0; i1 < unsigned( left.extent(1) ); ++i1 )
for ( unsigned i0 = 0; i0 < unsigned( left.extent(0) ); ++i0 )
{
const long j = & left( i0, i1 ) -
& left( 0, 0 );
if ( j <= offset || left_alloc <= j ) { update |= 1; }
offset = j;
}
offset = -1;
for ( unsigned i0 = 0; i0 < unsigned( right.extent(0) ); ++i0 )
for ( unsigned i1 = 0; i1 < unsigned( right.extent(1) ); ++i1 )
{
const long j = & right( i0, i1 ) -
& right( 0, 0 );
if ( j <= offset || right_alloc <= j ) { update |= 2; }
offset = j;
}
for ( unsigned i0 = 0; i0 < unsigned( left.extent(0) ); ++i0 )
for ( unsigned i1 = 0; i1 < unsigned( left.extent(1) ); ++i1 )
{
#ifdef KOKKOS_ENABLE_DEPRECATED_CODE
if ( & left( i0, i1 ) != & left( i0, i1, 0, 0, 0, 0, 0, 0 ) ) { update |= 3; }
if ( & right( i0, i1 ) != & right( i0, i1, 0, 0, 0, 0, 0, 0 ) ) { update |= 3; }
#else
if ( & left( i0, i1 ) != & left.access( i0, i1, 0, 0, 0, 0, 0, 0 ) ) { update |= 3; }
if ( & right( i0, i1 ) != & right.access( i0, i1, 0, 0, 0, 0, 0, 0 ) ) { update |= 3; }
#endif
}
}
};
template< class DataType, class DeviceType >
struct TestViewOperator_LeftAndRight< DataType, DeviceType, 1 >
{
typedef typename DeviceType::execution_space execution_space;
typedef typename DeviceType::memory_space memory_space;
typedef typename execution_space::size_type size_type;
typedef int value_type;
KOKKOS_INLINE_FUNCTION
static void join( volatile value_type & update,
const volatile value_type & input )
{ update |= input; }
KOKKOS_INLINE_FUNCTION
static void init( value_type & update )
{ update = 0; }
typedef Kokkos::View< DataType, Kokkos::LayoutLeft, execution_space > left_view;
typedef Kokkos::View< DataType, Kokkos::LayoutRight, execution_space > right_view;
typedef Kokkos::View< DataType, Kokkos::LayoutStride, execution_space > stride_view;
left_view left;
right_view right;
stride_view left_stride;
stride_view right_stride;
long left_alloc;
long right_alloc;
TestViewOperator_LeftAndRight()
: left( "left" )
, right( "right" )
, left_stride( left )
, right_stride( right )
, left_alloc( allocation_count( left ) )
, right_alloc( allocation_count( right ) )
{}
void testit()
{
TestViewOperator_LeftAndRight driver;
int error_flag = 0;
Kokkos::parallel_reduce( 1, *this, error_flag );
ASSERT_EQ( error_flag, 0 );
}
KOKKOS_INLINE_FUNCTION
void operator()( const size_type, value_type & update ) const
{
for ( unsigned i0 = 0; i0 < unsigned( left.extent(0) ); ++i0 )
{
#ifdef KOKKOS_ENABLE_DEPRECATED_CODE
if ( & left( i0 ) != & left( i0, 0, 0, 0, 0, 0, 0, 0 ) ) { update |= 3; }
if ( & right( i0 ) != & right( i0, 0, 0, 0, 0, 0, 0, 0 ) ) { update |= 3; }
#else
if ( & left( i0 ) != & left.access( i0, 0, 0, 0, 0, 0, 0, 0 ) ) { update |= 3; }
if ( & right( i0 ) != & right.access( i0, 0, 0, 0, 0, 0, 0, 0 ) ) { update |= 3; }
#endif
if ( & left( i0 ) != & left_stride( i0 ) ) { update |= 4; }
if ( & right( i0 ) != & right_stride( i0 ) ) { update |= 8; }
}
}
};
template< class Layout, class DeviceType >
struct TestViewMirror
{
template< class MemoryTraits >
void static test_mirror() {
Kokkos::View< double*, Layout, Kokkos::HostSpace > a_org( "A", 1000 );
Kokkos::View< double*, Layout, Kokkos::HostSpace, MemoryTraits > a_h = a_org;
auto a_h2 = Kokkos::create_mirror( Kokkos::HostSpace(), a_h );
auto a_d = Kokkos::create_mirror( DeviceType(), a_h );
int equal_ptr_h_h2 = ( a_h.data() == a_h2.data() ) ? 1 : 0;
int equal_ptr_h_d = ( a_h.data() == a_d.data() ) ? 1 : 0;
int equal_ptr_h2_d = ( a_h2.data() == a_d.data() ) ? 1 : 0;
ASSERT_EQ( equal_ptr_h_h2, 0 );
ASSERT_EQ( equal_ptr_h_d, 0 );
ASSERT_EQ( equal_ptr_h2_d, 0 );
ASSERT_EQ( a_h.extent(0), a_h2.extent(0) );
ASSERT_EQ( a_h.extent(0), a_d .extent(0) );
}
template< class MemoryTraits >
void static test_mirror_view() {
Kokkos::View< double*, Layout, Kokkos::HostSpace > a_org( "A", 1000 );
Kokkos::View< double*, Layout, Kokkos::HostSpace, MemoryTraits > a_h = a_org;
auto a_h2 = Kokkos::create_mirror_view( Kokkos::HostSpace(), a_h );
auto a_d = Kokkos::create_mirror_view( DeviceType(), a_h );
int equal_ptr_h_h2 = a_h.data() == a_h2.data() ? 1 : 0;
int equal_ptr_h_d = a_h.data() == a_d.data() ? 1 : 0;
int equal_ptr_h2_d = a_h2.data() == a_d.data() ? 1 : 0;
int is_same_memspace = std::is_same< Kokkos::HostSpace, typename DeviceType::memory_space >::value ? 1 : 0;
ASSERT_EQ( equal_ptr_h_h2, 1 );
ASSERT_EQ( equal_ptr_h_d, is_same_memspace );
ASSERT_EQ( equal_ptr_h2_d, is_same_memspace );
ASSERT_EQ( a_h.extent(0), a_h2.extent(0) );
ASSERT_EQ( a_h.extent(0), a_d .extent(0) );
}
template< class MemoryTraits >
void static test_mirror_copy() {
Kokkos::View< double*, Layout, Kokkos::HostSpace > a_org( "A", 10 );
a_org(5) = 42.0;
Kokkos::View< double*, Layout, Kokkos::HostSpace, MemoryTraits > a_h = a_org;
auto a_h2 = Kokkos::create_mirror_view_and_copy( Kokkos::HostSpace(), a_h );
auto a_d = Kokkos::create_mirror_view_and_copy( DeviceType(), a_h );
auto a_h3 = Kokkos::create_mirror_view_and_copy( Kokkos::HostSpace(), a_d );
int equal_ptr_h_h2 = a_h.data() == a_h2.data() ? 1 : 0;
int equal_ptr_h_d = a_h.data() == a_d.data() ? 1 : 0;
int equal_ptr_h2_d = a_h2.data() == a_d.data() ? 1 : 0;
int equal_ptr_h3_d = a_h3.data() == a_d.data() ? 1 : 0;
int is_same_memspace = std::is_same< Kokkos::HostSpace, typename DeviceType::memory_space >::value ? 1 : 0;
ASSERT_EQ( equal_ptr_h_h2, 1 );
ASSERT_EQ( equal_ptr_h_d, is_same_memspace );
ASSERT_EQ( equal_ptr_h2_d, is_same_memspace );
ASSERT_EQ( equal_ptr_h3_d, is_same_memspace );
ASSERT_EQ( a_h.extent(0), a_h3.extent(0) );
ASSERT_EQ( a_h.extent(0), a_h2.extent(0) );
ASSERT_EQ( a_h.extent(0), a_d .extent(0) );
ASSERT_EQ( a_org(5), a_h3(5) );
}
template< class MemoryTraits, class Space >
struct CopyUnInit {
typedef typename Kokkos::Impl::MirrorViewType<Space, double*, Layout, Kokkos::HostSpace, MemoryTraits>::view_type mirror_view_type;
mirror_view_type a_d;
KOKKOS_INLINE_FUNCTION
CopyUnInit( mirror_view_type & a_d_ ) : a_d(a_d_) {
}
KOKKOS_INLINE_FUNCTION
void operator() (const typename Space::size_type i) const {
a_d(i) = (double)(10-i);
}
};
template< class MemoryTraits >
void static test_mirror_no_initialize() {
Kokkos::View< double*, Layout, Kokkos::HostSpace > a_org( "A", 10 );
Kokkos::View< double*, Layout, Kokkos::HostSpace, MemoryTraits > a_h = a_org;
for (int i = 0; i < 10; i++)
{
a_h(i) = (double)i;
}
auto a_d = Kokkos::create_mirror_view( DeviceType(), a_h, Kokkos::WithoutInitializing );
int equal_ptr_h_d = (a_h.data() == a_d.data()) ? 1 : 0;
constexpr int is_same_memspace = std::is_same< Kokkos::HostSpace, typename DeviceType::memory_space >::value ? 1 : 0;
ASSERT_EQ( equal_ptr_h_d, is_same_memspace);
Kokkos::parallel_for( Kokkos::RangePolicy< typename DeviceType::execution_space >( 0, int(10)), CopyUnInit< MemoryTraits, DeviceType >(a_d));
Kokkos::deep_copy( a_h, a_d );
for (int i = 0; i < 10; i++)
{
ASSERT_EQ(a_h(i), (double)(10-i));
}
}
void static testit() {
test_mirror< Kokkos::MemoryTraits<0> >();
test_mirror< Kokkos::MemoryTraits<Kokkos::Unmanaged> >();
test_mirror_view< Kokkos::MemoryTraits<0> >();
test_mirror_view< Kokkos::MemoryTraits<Kokkos::Unmanaged> >();
test_mirror_copy< Kokkos::MemoryTraits<0> >();
test_mirror_copy< Kokkos::MemoryTraits<Kokkos::Unmanaged> >();
test_mirror_no_initialize< Kokkos::MemoryTraits<0> >();
test_mirror_no_initialize< Kokkos::MemoryTraits<Kokkos::Unmanaged> >();
}
};
/*--------------------------------------------------------------------------*/
template< typename T, class DeviceType >
class TestViewAPI
{
public:
typedef DeviceType device;
enum { N0 = 1000,
N1 = 3,
N2 = 5,
N3 = 7 };
typedef Kokkos::View< T, device > dView0;
typedef Kokkos::View< T*, device > dView1;
typedef Kokkos::View< T*[N1], device > dView2;
typedef Kokkos::View< T*[N1][N2], device > dView3;
typedef Kokkos::View< T*[N1][N2][N3], device > dView4;
typedef Kokkos::View< const T*[N1][N2][N3], device > const_dView4;
typedef Kokkos::View< T****, device, Kokkos::MemoryUnmanaged > dView4_unmanaged;
typedef typename dView0::host_mirror_space host;
TestViewAPI()
{
}
static void run_test_view_operator_a() {
{TestViewOperator< T, device > f; Kokkos::parallel_for(int(N0),f); Kokkos::fence();}
#ifndef KOKKOS_ENABLE_OPENMPTARGET
TestViewOperator_LeftAndRight< int[2][3][4][2][3][4], device >f6; f6.testit();
TestViewOperator_LeftAndRight< int[2][3][4][2][3], device >f5; f5.testit();
TestViewOperator_LeftAndRight< int[2][3][4][2], device >f4; f4.testit();
TestViewOperator_LeftAndRight< int[2][3][4], device >f3; f3.testit();
TestViewOperator_LeftAndRight< int[2][3], device >f2; f2.testit();
TestViewOperator_LeftAndRight< int[2], device >f1; f1.testit();
#endif
}
static void run_test_view_operator_b() {
#ifndef KOKKOS_ENABLE_OPENMPTARGET
TestViewOperator_LeftAndRight< int[2][3][4][2][3][4][2], device > f7; f7.testit();
#endif
}
static void run_test_view_operator_c() {
#ifndef KOKKOS_ENABLE_OPENMPTARGET
TestViewOperator_LeftAndRight< int[2][3][4][2][3][4][2][3], device > f8; f8.testit();
#endif
}
static void run_test_mirror()
{
typedef Kokkos::View< int, host > view_type;
typedef typename view_type::HostMirror mirror_type;
static_assert( std::is_same< typename view_type::memory_space, typename mirror_type::memory_space >::value, "" );
view_type a( "a" );
mirror_type am = Kokkos::create_mirror_view( a );
mirror_type ax = Kokkos::create_mirror( a );
ASSERT_EQ( & a(), & am() );
TestViewMirror< Kokkos::LayoutLeft, device >::testit();
TestViewMirror< Kokkos::LayoutRight, device >::testit();
}
static void run_test_scalar()
{
typedef typename dView0::HostMirror hView0;
dView0 dx, dy;
hView0 hx, hy;
dx = dView0( "dx" );
dy = dView0( "dy" );
hx = Kokkos::create_mirror( dx );
hy = Kokkos::create_mirror( dy );
hx() = 1;
Kokkos::deep_copy( dx, hx );
Kokkos::deep_copy( dy, dx );
Kokkos::deep_copy( hy, dy );
#ifndef KOKKOS_ENABLE_OPENMPTARGET
ASSERT_EQ( hx(), hy() );
#endif
}
static void run_test()
{
// mfh 14 Feb 2014: This test doesn't actually create instances of
// these types. In order to avoid "declared but unused typedef"
// warnings, we declare empty instances of these types, with the
// usual "(void)" marker to avoid compiler warnings for unused
// variables.
typedef typename dView0::HostMirror hView0;
typedef typename dView1::HostMirror hView1;
typedef typename dView2::HostMirror hView2;
typedef typename dView3::HostMirror hView3;
typedef typename dView4::HostMirror hView4;
{
hView0 thing;
(void) thing;
}
{
hView1 thing;
(void) thing;
}
{
hView2 thing;
(void) thing;
}
{
hView3 thing;
(void) thing;
}
{
hView4 thing;
(void) thing;
}
dView4 dx, dy, dz;
hView4 hx, hy, hz;
ASSERT_TRUE( dx.data() == 0 );
ASSERT_TRUE( dy.data() == 0 );
ASSERT_TRUE( dz.data() == 0 );
ASSERT_TRUE( hx.data() == 0 );
ASSERT_TRUE( hy.data() == 0 );
ASSERT_TRUE( hz.data() == 0 );
ASSERT_EQ( dx.extent(0), 0u );
ASSERT_EQ( dy.extent(0), 0u );
ASSERT_EQ( dz.extent(0), 0u );
ASSERT_EQ( hx.extent(0), 0u );
ASSERT_EQ( hy.extent(0), 0u );
ASSERT_EQ( hz.extent(0), 0u );
ASSERT_EQ( dx.extent(1), unsigned( N1 ) );
ASSERT_EQ( dy.extent(1), unsigned( N1 ) );
ASSERT_EQ( dz.extent(1), unsigned( N1 ) );
ASSERT_EQ( hx.extent(1), unsigned( N1 ) );
ASSERT_EQ( hy.extent(1), unsigned( N1 ) );
ASSERT_EQ( hz.extent(1), unsigned( N1 ) );
dx = dView4( "dx", N0 );
dy = dView4( "dy", N0 );
ASSERT_EQ( dx.use_count(), size_t( 1 ) );
dView4_unmanaged unmanaged_dx = dx;
ASSERT_EQ( dx.use_count(), size_t( 1 ) );
dView4_unmanaged unmanaged_from_ptr_dx = dView4_unmanaged( dx.data(),
dx.extent(0),
dx.extent(1),
dx.extent(2),
dx.extent(3) );
{
// Destruction of this view should be harmless.
const_dView4 unmanaged_from_ptr_const_dx( dx.data(),
dx.extent(0)
#ifdef KOKKOS_ENABLE_DEPRECATED_CODE
,dx.extent(1),
dx.extent(2),
dx.extent(3)
#endif
);
}
const_dView4 const_dx = dx;
ASSERT_EQ( dx.use_count(), size_t( 2 ) );
{
const_dView4 const_dx2;
const_dx2 = const_dx;
ASSERT_EQ( dx.use_count(), size_t( 3 ) );
const_dx2 = dy;
ASSERT_EQ( dx.use_count(), size_t( 2 ) );
const_dView4 const_dx3( dx );
ASSERT_EQ( dx.use_count(), size_t( 3 ) );
dView4_unmanaged dx4_unmanaged( dx );
ASSERT_EQ( dx.use_count(), size_t( 3 ) );
}
ASSERT_EQ( dx.use_count(), size_t( 2 ) );
ASSERT_FALSE( dx.data() == 0 );
ASSERT_FALSE( const_dx.data() == 0 );
ASSERT_FALSE( unmanaged_dx.data() == 0 );
ASSERT_FALSE( unmanaged_from_ptr_dx.data() == 0 );
ASSERT_FALSE( dy.data() == 0 );
ASSERT_NE( dx, dy );
ASSERT_EQ( dx.extent(0), unsigned( N0 ) );
ASSERT_EQ( dx.extent(1), unsigned( N1 ) );
ASSERT_EQ( dx.extent(2), unsigned( N2 ) );
ASSERT_EQ( dx.extent(3), unsigned( N3 ) );
ASSERT_EQ( dy.extent(0), unsigned( N0 ) );
ASSERT_EQ( dy.extent(1), unsigned( N1 ) );
ASSERT_EQ( dy.extent(2), unsigned( N2 ) );
ASSERT_EQ( dy.extent(3), unsigned( N3 ) );
ASSERT_EQ( unmanaged_from_ptr_dx.span(), unsigned( N0 ) * unsigned( N1 ) * unsigned( N2 ) * unsigned( N3 ) );
#ifdef KOKKOS_ENABLE_OPENMPTARGET
return;
#endif
hx = Kokkos::create_mirror( dx );
hy = Kokkos::create_mirror( dy );
// T v1 = hx(); // Generates compile error as intended.
// T v2 = hx( 0, 0 ); // Generates compile error as intended.
// hx( 0, 0 ) = v2; // Generates compile error as intended.
// Testing with asynchronous deep copy with respect to device
{
size_t count = 0;
for ( size_t ip = 0; ip < N0; ++ip )
for ( size_t i1 = 0; i1 < hx.extent(1); ++i1 )
for ( size_t i2 = 0; i2 < hx.extent(2); ++i2 )
for ( size_t i3 = 0; i3 < hx.extent(3); ++i3 )
{
hx( ip, i1, i2, i3 ) = ++count;
}
Kokkos::deep_copy( typename hView4::execution_space(), dx, hx );
Kokkos::deep_copy( typename hView4::execution_space(), dy, dx );
Kokkos::deep_copy( typename hView4::execution_space(), hy, dy );
for ( size_t ip = 0; ip < N0; ++ip )
for ( size_t i1 = 0; i1 < N1; ++i1 )
for ( size_t i2 = 0; i2 < N2; ++i2 )
for ( size_t i3 = 0; i3 < N3; ++i3 )
{
ASSERT_EQ( hx( ip, i1, i2, i3 ), hy( ip, i1, i2, i3 ) );
}
Kokkos::deep_copy( typename hView4::execution_space(), dx, T( 0 ) );
Kokkos::deep_copy( typename hView4::execution_space(), hx, dx );
for ( size_t ip = 0; ip < N0; ++ip )
for ( size_t i1 = 0; i1 < N1; ++i1 )
for ( size_t i2 = 0; i2 < N2; ++i2 )
for ( size_t i3 = 0; i3 < N3; ++i3 )
{
ASSERT_EQ( hx( ip, i1, i2, i3 ), T( 0 ) );
}
}
// Testing with asynchronous deep copy with respect to host.
{
size_t count = 0;
for ( size_t ip = 0; ip < N0; ++ip )
for ( size_t i1 = 0; i1 < hx.extent(1); ++i1 )
for ( size_t i2 = 0; i2 < hx.extent(2); ++i2 )
for ( size_t i3 = 0; i3 < hx.extent(3); ++i3 )
{
hx( ip, i1, i2, i3 ) = ++count;
}
Kokkos::deep_copy( typename dView4::execution_space(), dx, hx );
Kokkos::deep_copy( typename dView4::execution_space(), dy, dx );
Kokkos::deep_copy( typename dView4::execution_space(), hy, dy );
for ( size_t ip = 0; ip < N0; ++ip )
for ( size_t i1 = 0; i1 < N1; ++i1 )
for ( size_t i2 = 0; i2 < N2; ++i2 )
for ( size_t i3 = 0; i3 < N3; ++i3 )
{
ASSERT_EQ( hx( ip, i1, i2, i3 ), hy( ip, i1, i2, i3 ) );
}
Kokkos::deep_copy( typename dView4::execution_space(), dx, T( 0 ) );
Kokkos::deep_copy( typename dView4::execution_space(), hx, dx );
for ( size_t ip = 0; ip < N0; ++ip )
for ( size_t i1 = 0; i1 < N1; ++i1 )
for ( size_t i2 = 0; i2 < N2; ++i2 )
for ( size_t i3 = 0; i3 < N3; ++i3 )
{
ASSERT_EQ( hx( ip, i1, i2, i3 ), T( 0 ) );
}
}
// Testing with synchronous deep copy.
{
size_t count = 0;
for ( size_t ip = 0; ip < N0; ++ip )
for ( size_t i1 = 0; i1 < hx.extent(1); ++i1 )
for ( size_t i2 = 0; i2 < hx.extent(2); ++i2 )
for ( size_t i3 = 0; i3 < hx.extent(3); ++i3 )
{
hx( ip, i1, i2, i3 ) = ++count;
}
Kokkos::deep_copy( dx, hx );
Kokkos::deep_copy( dy, dx );
Kokkos::deep_copy( hy, dy );
for ( size_t ip = 0; ip < N0; ++ip )
for ( size_t i1 = 0; i1 < N1; ++i1 )
for ( size_t i2 = 0; i2 < N2; ++i2 )
for ( size_t i3 = 0; i3 < N3; ++i3 )
{
ASSERT_EQ( hx( ip, i1, i2, i3 ), hy( ip, i1, i2, i3 ) );
}
Kokkos::deep_copy( dx, T( 0 ) );
Kokkos::deep_copy( hx, dx );
for ( size_t ip = 0; ip < N0; ++ip )
for ( size_t i1 = 0; i1 < N1; ++i1 )
for ( size_t i2 = 0; i2 < N2; ++i2 )
for ( size_t i3 = 0; i3 < N3; ++i3 )
{
ASSERT_EQ( hx( ip, i1, i2, i3 ), T( 0 ) );
}
}
dz = dx;
ASSERT_EQ( dx, dz );
ASSERT_NE( dy, dz );
dz = dy;
ASSERT_EQ( dy, dz );
ASSERT_NE( dx, dz );
dx = dView4();
ASSERT_TRUE( dx.data() == 0 );
ASSERT_FALSE( dy.data() == 0 );
ASSERT_FALSE( dz.data() == 0 );
dy = dView4();
ASSERT_TRUE( dx.data() == 0 );
ASSERT_TRUE( dy.data() == 0 );
ASSERT_FALSE( dz.data() == 0 );
dz = dView4();
ASSERT_TRUE( dx.data() == 0 );
ASSERT_TRUE( dy.data() == 0 );
ASSERT_TRUE( dz.data() == 0 );
}
static void run_test_deep_copy_empty() {
// Check Deep Copy of LayoutLeft to LayoutRight
{
Kokkos::View<double*,Kokkos::LayoutLeft> dll("dll",10);
Kokkos::View<double*,Kokkos::LayoutRight,Kokkos::HostSpace> hlr("hlr",10);
Kokkos::deep_copy(dll,hlr);
Kokkos::deep_copy(hlr,dll);
}
// Check Deep Copy of two empty 1D views
{
Kokkos::View<double*> d;
Kokkos::View<double*,Kokkos::HostSpace> h;
Kokkos::deep_copy(d,h);
Kokkos::deep_copy(h,d);
}
// Check Deep Copy of two empty 2D views
{
Kokkos::View<double*[3],Kokkos::LayoutRight> d;
Kokkos::View<double*[3],Kokkos::LayoutRight,Kokkos::HostSpace> h;
Kokkos::deep_copy(d,h);
Kokkos::deep_copy(h,d);
}
}
typedef T DataType[2];
static void
check_auto_conversion_to_const(
const Kokkos::View< const DataType, device > & arg_const,
const Kokkos::View< DataType, device > & arg )
{
ASSERT_TRUE( arg_const == arg );
}
static void run_test_const()
{
typedef Kokkos::View< DataType, device > typeX;
typedef Kokkos::View< const DataType, device > const_typeX;
typedef Kokkos::View< const DataType, device, Kokkos::MemoryRandomAccess > const_typeR;
typeX x( "X" );
const_typeX xc = x;
const_typeR xr = x;
ASSERT_TRUE( xc == x );
ASSERT_TRUE( x == xc );
// For CUDA the constant random access View does not return
// an lvalue reference due to retrieving through texture cache
// therefore not allowed to query the underlying pointer.
#if defined( KOKKOS_ENABLE_CUDA )
if ( !std::is_same< typename device::execution_space, Kokkos::Cuda >::value )
#endif
{
ASSERT_TRUE( x.data() == xr.data() );
}
// typeX xf = xc; // Setting non-const from const must not compile.
check_auto_conversion_to_const( x, x );
}
static void run_test_subview()
{
typedef Kokkos::View< const T, device > sView;
dView0 d0( "d0" );
dView1 d1( "d1", N0 );
dView2 d2( "d2", N0 );
dView3 d3( "d3", N0 );
dView4 d4( "d4", N0 );
sView s0 = d0;
sView s1 = Kokkos::subview( d1, 1 );
sView s2 = Kokkos::subview( d2, 1, 1 );
sView s3 = Kokkos::subview( d3, 1, 1, 1 );
sView s4 = Kokkos::subview( d4, 1, 1, 1, 1 );
}
static void run_test_subview_strided()
{
typedef Kokkos::View< int ****, Kokkos::LayoutLeft , host > view_left_4;
typedef Kokkos::View< int ****, Kokkos::LayoutRight, host > view_right_4;
typedef Kokkos::View< int ** , Kokkos::LayoutLeft , host > view_left_2;
typedef Kokkos::View< int ** , Kokkos::LayoutRight, host > view_right_2;
typedef Kokkos::View< int * , Kokkos::LayoutStride, host > view_stride_1;
typedef Kokkos::View< int **, Kokkos::LayoutStride, host > view_stride_2;
view_left_2 xl2( "xl2", 100, 200 );
view_right_2 xr2( "xr2", 100, 200 );
view_stride_1 yl1 = Kokkos::subview( xl2, 0, Kokkos::ALL() );
view_stride_1 yl2 = Kokkos::subview( xl2, 1, Kokkos::ALL() );
view_stride_1 yr1 = Kokkos::subview( xr2, 0, Kokkos::ALL() );
view_stride_1 yr2 = Kokkos::subview( xr2, 1, Kokkos::ALL() );
ASSERT_EQ( yl1.extent(0), xl2.extent(1) );
ASSERT_EQ( yl2.extent(0), xl2.extent(1) );
ASSERT_EQ( yr1.extent(0), xr2.extent(1) );
ASSERT_EQ( yr2.extent(0), xr2.extent(1) );
ASSERT_EQ( & yl1( 0 ) - & xl2( 0, 0 ), 0 );
ASSERT_EQ( & yl2( 0 ) - & xl2( 1, 0 ), 0 );
ASSERT_EQ( & yr1( 0 ) - & xr2( 0, 0 ), 0 );
ASSERT_EQ( & yr2( 0 ) - & xr2( 1, 0 ), 0 );
view_left_4 xl4( "xl4", 10, 20, 30, 40 );
view_right_4 xr4( "xr4", 10, 20, 30, 40 );
view_stride_2 yl4 = Kokkos::subview( xl4, 1, Kokkos::ALL(), 2, Kokkos::ALL() );
view_stride_2 yr4 = Kokkos::subview( xr4, 1, Kokkos::ALL(), 2, Kokkos::ALL() );
ASSERT_EQ( yl4.extent(0), xl4.extent(1) );
ASSERT_EQ( yl4.extent(1), xl4.extent(3) );
ASSERT_EQ( yr4.extent(0), xr4.extent(1) );
ASSERT_EQ( yr4.extent(1), xr4.extent(3) );
ASSERT_EQ( & yl4( 4, 4 ) - & xl4( 1, 4, 2, 4 ), 0 );
ASSERT_EQ( & yr4( 4, 4 ) - & xr4( 1, 4, 2, 4 ), 0 );
}
static void run_test_vector()
{
static const unsigned Length = 1000, Count = 8;
typedef Kokkos::View< T*, Kokkos::LayoutLeft, host > vector_type;
typedef Kokkos::View< T**, Kokkos::LayoutLeft, host > multivector_type;
typedef Kokkos::View< T*, Kokkos::LayoutRight, host > vector_right_type;
typedef Kokkos::View< T**, Kokkos::LayoutRight, host > multivector_right_type;
typedef Kokkos::View< const T*, Kokkos::LayoutRight, host > const_vector_right_type;
typedef Kokkos::View< const T*, Kokkos::LayoutLeft, host > const_vector_type;
typedef Kokkos::View< const T**, Kokkos::LayoutLeft, host > const_multivector_type;
multivector_type mv = multivector_type( "mv", Length, Count );
multivector_right_type mv_right = multivector_right_type( "mv", Length, Count );
vector_type v1 = Kokkos::subview( mv, Kokkos::ALL(), 0 );
vector_type v2 = Kokkos::subview( mv, Kokkos::ALL(), 1 );
vector_type v3 = Kokkos::subview( mv, Kokkos::ALL(), 2 );
vector_type rv1 = Kokkos::subview( mv_right, 0, Kokkos::ALL() );
vector_type rv2 = Kokkos::subview( mv_right, 1, Kokkos::ALL() );
vector_type rv3 = Kokkos::subview( mv_right, 2, Kokkos::ALL() );
multivector_type mv1 = Kokkos::subview( mv, std::make_pair( 1, 998 ),
std::make_pair( 2, 5 ) );
multivector_right_type mvr1 = Kokkos::subview( mv_right, std::make_pair( 1, 998 ),
std::make_pair( 2, 5 ) );
const_vector_type cv1 = Kokkos::subview( mv, Kokkos::ALL(), 0 );
const_vector_type cv2 = Kokkos::subview( mv, Kokkos::ALL(), 1 );
const_vector_type cv3 = Kokkos::subview( mv, Kokkos::ALL(), 2 );
vector_right_type vr1 = Kokkos::subview( mv, Kokkos::ALL(), 0 );
vector_right_type vr2 = Kokkos::subview( mv, Kokkos::ALL(), 1 );
vector_right_type vr3 = Kokkos::subview( mv, Kokkos::ALL(), 2 );
const_vector_right_type cvr1 = Kokkos::subview( mv, Kokkos::ALL(), 0 );
const_vector_right_type cvr2 = Kokkos::subview( mv, Kokkos::ALL(), 1 );
const_vector_right_type cvr3 = Kokkos::subview( mv, Kokkos::ALL(), 2 );
ASSERT_TRUE( & v1[0] == & v1( 0 ) );
ASSERT_TRUE( & v1[0] == & mv( 0, 0 ) );
ASSERT_TRUE( & v2[0] == & mv( 0, 1 ) );
ASSERT_TRUE( & v3[0] == & mv( 0, 2 ) );
ASSERT_TRUE( & cv1[0] == & mv( 0, 0 ) );
ASSERT_TRUE( & cv2[0] == & mv( 0, 1 ) );
ASSERT_TRUE( & cv3[0] == & mv( 0, 2 ) );
ASSERT_TRUE( & vr1[0] == & mv( 0, 0 ) );
ASSERT_TRUE( & vr2[0] == & mv( 0, 1 ) );
ASSERT_TRUE( & vr3[0] == & mv( 0, 2 ) );
ASSERT_TRUE( & cvr1[0] == & mv( 0, 0 ) );
ASSERT_TRUE( & cvr2[0] == & mv( 0, 1 ) );
ASSERT_TRUE( & cvr3[0] == & mv( 0, 2 ) );
ASSERT_TRUE( & mv1( 0, 0 ) == & mv( 1, 2 ) );
ASSERT_TRUE( & mv1( 1, 1 ) == & mv( 2, 3 ) );
ASSERT_TRUE( & mv1( 3, 2 ) == & mv( 4, 4 ) );
ASSERT_TRUE( & mvr1( 0, 0 ) == & mv_right( 1, 2 ) );
ASSERT_TRUE( & mvr1( 1, 1 ) == & mv_right( 2, 3 ) );
ASSERT_TRUE( & mvr1( 3, 2 ) == & mv_right( 4, 4 ) );
const_vector_type c_cv1( v1 );
typename vector_type::const_type c_cv2( v2 );
typename const_vector_type::const_type c_ccv2( v2 );
const_multivector_type cmv( mv );
typename multivector_type::const_type cmvX( cmv );
typename const_multivector_type::const_type ccmvX( cmv );
}
};
} // namespace Test