int run_graphcolor(
crsMat_t input_mat,
KokkosKernels::Experimental::Graph::ColoringAlgorithm coloring_algorithm,
size_t &num_colors,
typename crsMat_t::StaticCrsGraphType::entries_type::non_const_type & vertex_colors){
typedef typename crsMat_t::StaticCrsGraphType graph_t;
typedef typename graph_t::row_map_type lno_view_t;
typedef typename graph_t::entries_type lno_nnz_view_t;
typedef typename crsMat_t::values_type::non_const_type scalar_view_t;
typedef KokkosKernels::Experimental::KokkosKernelsHandle
<lno_view_t,lno_nnz_view_t, scalar_view_t,
typename device::execution_space, typename device::memory_space,typename device::memory_space > KernelHandle;
KernelHandle kh;
kh.set_team_work_size(16);
kh.set_dynamic_scheduling(true);
kh.create_graph_coloring_handle(coloring_algorithm);
const size_t num_rows_1 = input_mat.numRows();
const size_t num_cols_1 = input_mat.numCols();
KokkosKernels::Experimental::Graph::graph_color_symbolic
<KernelHandle,lno_view_t,lno_nnz_view_t> (&kh,num_rows_1, num_cols_1,
input_mat.graph.row_map, input_mat.graph.entries);
num_colors = kh.get_graph_coloring_handle()->get_num_colors();
vertex_colors = kh.get_graph_coloring_handle()->get_vertex_colors();
kh.destroy_graph_coloring_handle();
return 0;
}
int main (int argc, char ** argv){
if (argc < 2){
std::cerr << "Usage:" << argv[0] << " input_bin_file" << std::endl;
exit(1);
}
Kokkos::initialize(argc, argv);
MyExecSpace::print_configuration(std::cout);
idx nv = 0, ne = 0;
idx *xadj, *adj;
//idx *half_srcs, *half_dsts;
wt *ew;
Experimental::KokkosKernels::Graph::Utils::read_graph_bin<idx, wt> (
&nv, &ne, &xadj, &adj, &ew, argv[1]);
delete [] ew;
um_array_type _xadj (xadj, nv + 1);
um_edge_array_type _adj (adj, ne);
idx_array_type kok_xadj ("xadj", nv + 1);
idx_edge_array_type kok_adj("adj", ne);
Kokkos::deep_copy (kok_xadj, _xadj);
Kokkos::deep_copy (kok_adj, _adj);
delete [] xadj;
delete [] adj;
typedef Experimental::KokkosKernels::KokkosKernelsHandle
<idx_array_type,idx_edge_array_type, value_array_type,
MyExecSpace, TemporaryWorkSpace,PersistentWorkSpace > KernelHandle;
KernelHandle kkh;
kkh.set_row_map(kok_xadj);
kkh.set_entries(kok_adj);
//kkh.set_values();
kkh.create_graph_coloring_handle(Experimental::KokkosKernels::Graph::COLORING_EB);
Experimental::KokkosKernels::Graph::graph_color_solve<KernelHandle> (&kkh);
std::cout << "EB " <<
"Time:" << kkh.get_graph_coloring_handle()->get_overall_coloring_time() << " "
"Num colors:" << kkh.get_graph_coloring_handle()->get_num_colors() << " "
"Num Phases:" << kkh.get_graph_coloring_handle()->get_num_phases() << std::endl;
Experimental::KokkosKernels::Graph::graph_color_solve<KernelHandle> (&kkh);
std::cout << "EBS " <<
"Time:" << kkh.get_graph_coloring_handle()->get_overall_coloring_time() << " "
"Num colors:" << kkh.get_graph_coloring_handle()->get_num_colors() << " "
"Num Phases:" << kkh.get_graph_coloring_handle()->get_num_phases() << std::endl;
kkh.destroy_graph_coloring_handle();
kkh.create_graph_coloring_handle(Experimental::KokkosKernels::Graph::COLORING_SERIAL);
Experimental::KokkosKernels::Graph::graph_color_solve<KernelHandle> (&kkh);
std::cout << "SEQ " <<
"Time:" << kkh.get_graph_coloring_handle()->get_overall_coloring_time() << " "
"Num colors:" << kkh.get_graph_coloring_handle()->get_num_colors() << " "
"Num Phases:" << kkh.get_graph_coloring_handle()->get_num_phases() << std::endl;
kkh.destroy_graph_coloring_handle();
kkh.create_graph_coloring_handle(Experimental::KokkosKernels::Graph::COLORING_VB);
Experimental::KokkosKernels::Graph::graph_color_solve<KernelHandle> (&kkh);
std::cout << "VB " <<
"Time:" << kkh.get_graph_coloring_handle()->get_overall_coloring_time() << " "
"Num colors:" << kkh.get_graph_coloring_handle()->get_num_colors() << " "
"Num Phases:" << kkh.get_graph_coloring_handle()->get_num_phases() << std::endl;
kkh.destroy_graph_coloring_handle();
kkh.create_graph_coloring_handle(Experimental::KokkosKernels::Graph::COLORING_VBBIT);
//kkh.get_graph_coloring_handle()->set_tictoc(true);
Experimental::KokkosKernels::Graph::graph_color_solve<KernelHandle> (&kkh);
std::cout << "VBBIT " <<
"Time:" << kkh.get_graph_coloring_handle()->get_overall_coloring_time() << " "
"Num colors:" << kkh.get_graph_coloring_handle()->get_num_colors() << " "
"Num Phases:" << kkh.get_graph_coloring_handle()->get_num_phases() << std::endl;
kkh.destroy_graph_coloring_handle();
kkh.create_graph_coloring_handle(Experimental::KokkosKernels::Graph::COLORING_VBCS);
//kkh.get_graph_coloring_handle()->set_tictoc(true);
Experimental::KokkosKernels::Graph::graph_color_solve<KernelHandle> (&kkh);
std::cout << "VBCS " <<
"Time:" << kkh.get_graph_coloring_handle()->get_overall_coloring_time() << " "
"Num colors:" << kkh.get_graph_coloring_handle()->get_num_colors() << " "
"Num Phases:" << kkh.get_graph_coloring_handle()->get_num_phases() << std::endl;
Experimental::KokkosKernels::Graph::graph_color_solve<KernelHandle> (&kkh);
std::cout << "VBCSS " <<
"Time:" << kkh.get_graph_coloring_handle()->get_overall_coloring_time() << " "
"Num colors:" << kkh.get_graph_coloring_handle()->get_num_colors() << " "
"Num Phases:" << kkh.get_graph_coloring_handle()->get_num_phases() << std::endl;
kkh.destroy_graph_coloring_handle();
Kokkos::finalize();
return 0;
}
void run_experiment(
crsGraph_t crsGraph, Parameters params){
//using namespace KokkosSparse;
using namespace KokkosGraph;
using namespace KokkosGraph::Experimental;
//using namespace KokkosSparse::Experimental;
int algorithm = params.algorithm;
int repeat = params.repeat;
int chunk_size = params.chunk_size;
int shmemsize = params.shmemsize;
int team_size = params.team_size;
int use_dynamic_scheduling = params.use_dynamic_scheduling;
int verbose = params.verbose;
//char spgemm_step = params.spgemm_step;
int vector_size = params.vector_size;
typedef typename crsGraph_t3::row_map_type::non_const_type lno_view_t;
typedef typename crsGraph_t3::entries_type::non_const_type lno_nnz_view_t;
typedef typename lno_view_t::non_const_value_type size_type;
typedef typename lno_nnz_view_t::non_const_value_type lno_t;
typedef KokkosKernels::Experimental::KokkosKernelsHandle
<size_type,lno_t, lno_t,
ExecSpace, TempMemSpace,PersistentMemSpace > KernelHandle;
KernelHandle kh;
kh.set_team_work_size(chunk_size);
kh.set_shmem_size(shmemsize);
kh.set_suggested_team_size(team_size);
kh.set_suggested_vector_size(vector_size);
if (use_dynamic_scheduling){
kh.set_dynamic_scheduling(true);
}
if (verbose){
kh.set_verbose(true);
}
for (int i = 0; i < repeat; ++i){
switch (algorithm){
case 1:
kh.create_graph_coloring_handle(COLORING_DEFAULT);
break;
case 2:
kh.create_graph_coloring_handle(COLORING_SERIAL);
break;
case 3:
kh.create_graph_coloring_handle(COLORING_VB);
break;
case 4:
kh.create_graph_coloring_handle(COLORING_VBBIT);
break;
case 5:
kh.create_graph_coloring_handle(COLORING_VBCS);
break;
case 6:
kh.create_graph_coloring_handle(COLORING_EB);
break;
default:
kh.create_graph_coloring_handle(COLORING_DEFAULT);
}
graph_color_symbolic(&kh,crsGraph.numRows(), crsGraph.numCols(), crsGraph.row_map, crsGraph.entries);
std::cout <<
"Time:" << kh.get_graph_coloring_handle()->get_overall_coloring_time() << " "
"Num colors:" << kh.get_graph_coloring_handle()->get_num_colors() << " "
"Num Phases:" << kh.get_graph_coloring_handle()->get_num_phases() << std::endl;
std::cout << "\t"; KokkosKernels::Impl::print_1Dview(kh.get_graph_coloring_handle()->get_vertex_colors());
}
}
int main (int argc, char ** argv){
if (argc < 2){
std::cerr << "Usage:" << argv[0] << " input_bin_file" << std::endl;
exit(1);
}
Kokkos::initialize(argc, argv);
const int numColoringAlgos = 6;
using namespace KokkosKernels::Experimental::Graph;
const ColoringAlgorithm ColoringAlgorithms[] = {COLORING_DEFAULT, COLORING_SERIAL, COLORING_VB, COLORING_VBBIT, COLORING_VBCS, COLORING_EB, COLORING_EB};
const std::string ColoringAlgorithmNames[] = {"COLORING_DEFAULT", "COLORING_SERIAL", "COLORING_VB", "COLORING_VBBIT", "COLORING_VBCS", "COLORING_EB"};
typedef int idx;
typedef double wt;
idx nr = 0, ne = 0;
idx *xadj, *adj;
wt *ew;
KokkosKernels::Experimental::Graph::Utils::read_graph_bin<idx, wt> (
&nr, &ne, &xadj, &adj, &ew, argv[1]);
delete [] ew;
idx nc = 0;
for (idx i = 0; i < ne; ++i){
if (adj[i] > nc) nc = adj[i];
}
nc += 1;
#if defined( KOKKOS_HAVE_SERIAL )
{
std::cout << "SERIAL TEST 1" << std::endl;
typedef unsigned int size_type;
typedef int lno_t;
typedef double scalar_t;
//typedef unsigned int color_t;
typedef Kokkos::Serial ExecSpace;
typedef Kokkos::Serial RowMemorySpace;
typedef Kokkos::Serial NonzeroMemorySpace;
ExecSpace::print_configuration(std::cout);
typedef Kokkos::Serial::memory_space TempWorkSpace;
typedef Kokkos::Serial::memory_space PersistentWorkSpace;
typedef Kokkos::View<size_type *, RowMemorySpace> row_index_view_type;
typedef Kokkos::View<lno_t *, NonzeroMemorySpace> nonzero_index_view_type;
typedef Kokkos::View<scalar_t *, NonzeroMemorySpace> nonzero_scalar_view_type;
//typedef Kokkos::View<color_t * , RowMemorySpace> color_view_type;
typedef Kokkos::View<idx *, RowMemorySpace::array_layout, Kokkos::Serial, Kokkos::MemoryUnmanaged> um_array_type;
typedef Kokkos::View<idx *, RowMemorySpace::array_layout, NonzeroMemorySpace, Kokkos::MemoryUnmanaged> um_edge_array_type;
um_array_type _xadj (xadj, nr + 1);
um_edge_array_type _adj (adj, ne);
row_index_view_type kok_xadj ("xadj", nr + 1);
nonzero_index_view_type kok_adj("adj", ne);
KokkosKernels::Experimental::Util::copy_vector<um_array_type, row_index_view_type, ExecSpace>(nr+1, _xadj, kok_xadj );
KokkosKernels::Experimental::Util::copy_vector<um_edge_array_type, nonzero_index_view_type, ExecSpace>(ne, _adj, kok_adj );
typedef KokkosKernels::Experimental::KokkosKernelsHandle
<row_index_view_type,nonzero_index_view_type, nonzero_scalar_view_type, ExecSpace, TempWorkSpace,PersistentWorkSpace > KernelHandle;
KernelHandle kkh;
for (int i = 0; i < numColoringAlgos; ++i){
std::cout << "\t:" << "Running " << ColoringAlgorithmNames[i] << std::endl;
kkh.create_graph_coloring_handle(ColoringAlgorithms[i]);
KokkosKernels::Experimental::Graph::graph_color_symbolic
<KernelHandle,row_index_view_type,nonzero_index_view_type> (&kkh,nr, nc, kok_xadj, kok_adj);
std::cout << "\t:" << ColoringAlgorithmNames[i] <<
" Time:" << kkh.get_graph_coloring_handle()->get_overall_coloring_time() << " "
"Num colors:" << kkh.get_graph_coloring_handle()->get_num_colors() << " "
"Num Phases:" << kkh.get_graph_coloring_handle()->get_num_phases() << std::endl;
std::cout << "\t"; KokkosKernels::Experimental::Util::print_1Dview(kkh.get_graph_coloring_handle()->get_vertex_colors());
}
/*
typedef typename KernelHandle::row_index_temp_work_view_type row_view_type;
typedef typename KernelHandle::row_index_persistent_work_view_type edge_view_type;
row_view_type sym_row_map;
edge_view_type sym_entries;
KokkosKernels::Experimental::Util::symmetrize_graph_symbolic
< row_index_view_type, nonzero_index_view_type,row_view_type, edge_view_type,ExecSpace>
(nr, kok_xadj, kok_adj, sym_row_map,sym_entries );
kok_xadj = row_index_view_type("s");
kok_adj = nonzero_index_view_type("s");
for (int i = 0; i < numColoringAlgos; ++i){
std::cout << "\t:" << "On Temp Memory Space Running " << ColoringAlgorithmNames[i] << std::endl;
kkh.create_graph_coloring_handle(ColoringAlgorithms[i]);
KokkosKernels::Experimental::Graph::graph_color_symbolic
<KernelHandle,row_view_type,edge_view_type> (&kkh,nr, nc, sym_row_map, sym_entries);
std::cout << "\t:" << ColoringAlgorithmNames[i] <<
" Time:" << kkh.get_graph_coloring_handle()->get_overall_coloring_time() << " "
"Num colors:" << kkh.get_graph_coloring_handle()->get_num_colors() << " "
"Num Phases:" << kkh.get_graph_coloring_handle()->get_num_phases() << std::endl;
std::cout << "\t"; KokkosKernels::Experimental::Util::print_1Dview(kkh.get_graph_coloring_handle()->get_vertex_colors());
}
*/
}
#endif
#if defined( KOKKOS_HAVE_OPENMP )
{
//OPENMP TEST1
{
std::cout << "OPENMP TEST 1" << std::endl;
typedef size_t size_type;
typedef int lno_t;
typedef double scalar_t;
//typedef unsigned int color_t;
typedef Kokkos::OpenMP ExecSpace;
typedef Kokkos::OpenMP RowMemorySpace;
typedef Kokkos::OpenMP::memory_space NonzeroMemorySpace;
ExecSpace::print_configuration(std::cout);
typedef Kokkos::OpenMP TempWorkSpace;
typedef Kokkos::OpenMP PersistentWorkSpace;
typedef Kokkos::View<size_type *, RowMemorySpace> row_index_view_type;
typedef Kokkos::View<lno_t *, NonzeroMemorySpace> nonzero_index_view_type;
typedef Kokkos::View<scalar_t *, NonzeroMemorySpace> nonzero_scalar_view_type;
//typedef Kokkos::View<color_t * , RowMemorySpace> color_view_type;
typedef Kokkos::View<idx *, RowMemorySpace::array_layout, Kokkos::Serial, Kokkos::MemoryUnmanaged> um_array_type;
typedef Kokkos::View<idx *, RowMemorySpace::array_layout, NonzeroMemorySpace, Kokkos::MemoryUnmanaged> um_edge_array_type;
um_array_type _xadj (xadj, nr + 1);
um_edge_array_type _adj (adj, ne);
row_index_view_type kok_xadj ("xadj", nr + 1);
nonzero_index_view_type kok_adj("adj", ne);
KokkosKernels::Experimental::Util::copy_vector<um_array_type, row_index_view_type, ExecSpace>(nr+1, _xadj, kok_xadj );
KokkosKernels::Experimental::Util::copy_vector<um_edge_array_type, nonzero_index_view_type, ExecSpace>(ne, _adj, kok_adj );
typedef KokkosKernels::Experimental::KokkosKernelsHandle
<row_index_view_type,nonzero_index_view_type, nonzero_scalar_view_type, ExecSpace, TempWorkSpace,PersistentWorkSpace > KernelHandle;
KernelHandle kkh;
for (int i = 0; i < numColoringAlgos; ++i){
std::cout << "\t:" << "Running " << ColoringAlgorithmNames[i] << std::endl;
kkh.create_graph_coloring_handle(ColoringAlgorithms[i]);
KokkosKernels::Experimental::Graph::graph_color_symbolic
<KernelHandle,row_index_view_type,nonzero_index_view_type> (&kkh,nr, nc, kok_xadj, kok_adj);
std::cout << "\t:" << ColoringAlgorithmNames[i] <<
" Time:" << kkh.get_graph_coloring_handle()->get_overall_coloring_time() << " "
"Num colors:" << kkh.get_graph_coloring_handle()->get_num_colors() << " "
"Num Phases:" << kkh.get_graph_coloring_handle()->get_num_phases() << std::endl;
std::cout << "\t"; KokkosKernels::Experimental::Util::print_1Dview(kkh.get_graph_coloring_handle()->get_vertex_colors());
}
/*
typedef typename KernelHandle::row_index_temp_work_view_type row_view_type;
typedef typename KernelHandle::row_index_persistent_work_view_type edge_view_type;
row_view_type sym_row_map;
edge_view_type sym_entries;
KokkosKernels::Experimental::Util::symmetrize_graph_symbolic
< row_index_view_type, nonzero_index_view_type,row_view_type, edge_view_type,ExecSpace>
(nr, kok_xadj, kok_adj, sym_row_map,sym_entries );
kok_xadj = row_index_view_type("s");
kok_adj = nonzero_index_view_type("s");
for (int i = 0; i < numColoringAlgos; ++i){
std::cout << "\t:" << "On Temp Memory Space Running " << ColoringAlgorithmNames[i] << std::endl;
kkh.create_graph_coloring_handle(ColoringAlgorithms[i]);
KokkosKernels::Experimental::Graph::graph_color_symbolic
<KernelHandle,row_view_type,edge_view_type> (&kkh,nr, nc, sym_row_map, sym_entries);
std::cout << "\t:" << ColoringAlgorithmNames[i] <<
" Time:" << kkh.get_graph_coloring_handle()->get_overall_coloring_time() << " "
"Num colors:" << kkh.get_graph_coloring_handle()->get_num_colors() << " "
"Num Phases:" << kkh.get_graph_coloring_handle()->get_num_phases() << std::endl;
std::cout << "\t"; KokkosKernels::Experimental::Util::print_1Dview(kkh.get_graph_coloring_handle()->get_vertex_colors());
}
*/
}
//OPENMP TEST2
{
std::cout << "OPENMP TEST 2" << std::endl;
typedef int size_type;
typedef unsigned long lno_t;
typedef float scalar_t;
//typedef int color_t;
typedef Kokkos::OpenMP ExecSpace;
typedef Kokkos::OpenMP RowMemorySpace;
typedef Kokkos::OpenMP::memory_space NonzeroMemorySpace;
ExecSpace::print_configuration(std::cout);
typedef Kokkos::OpenMP TempWorkSpace;
typedef Kokkos::OpenMP PersistentWorkSpace;
typedef Kokkos::View<size_type *, Kokkos::LayoutLeft, RowMemorySpace> row_index_view_type;
typedef Kokkos::View<lno_t *, Kokkos::LayoutRight, NonzeroMemorySpace> nonzero_index_view_type;
typedef Kokkos::View<scalar_t *, NonzeroMemorySpace> nonzero_scalar_view_type;
typedef Kokkos::View<const size_type *, Kokkos::LayoutLeft, RowMemorySpace> const_row_index_view_type;
typedef Kokkos::View<const lno_t *, Kokkos::LayoutRight, NonzeroMemorySpace> const_nonzero_index_view_type;
//typedef Kokkos::View<color_t * , Kokkos::LayoutStride, RowMemorySpace> color_view_type;
typedef Kokkos::View<idx *, RowMemorySpace::array_layout, Kokkos::Serial, Kokkos::MemoryUnmanaged> um_array_type;
typedef Kokkos::View<idx *, RowMemorySpace::array_layout, NonzeroMemorySpace, Kokkos::MemoryUnmanaged> um_edge_array_type;
um_array_type _xadj (xadj, nr + 1);
um_edge_array_type _adj (adj, ne);
row_index_view_type kok_xadj ("xadj", nr + 1);
nonzero_index_view_type kok_adj("adj", ne);
KokkosKernels::Experimental::Util::copy_vector<um_array_type, row_index_view_type, ExecSpace>(nr+1, _xadj, kok_xadj );
KokkosKernels::Experimental::Util::copy_vector<um_edge_array_type, nonzero_index_view_type, ExecSpace>(ne, _adj, kok_adj );
typedef KokkosKernels::Experimental::KokkosKernelsHandle
<const_row_index_view_type,const_nonzero_index_view_type, nonzero_scalar_view_type, ExecSpace, TempWorkSpace,PersistentWorkSpace > KernelHandle;
KernelHandle kkh;
for (int i = 0; i < numColoringAlgos; ++i){
std::cout << "\t:" << "Running " << ColoringAlgorithmNames[i] << std::endl;
kkh.create_graph_coloring_handle(ColoringAlgorithms[i]);
KokkosKernels::Experimental::Graph::graph_color_symbolic
<KernelHandle,const_row_index_view_type,const_nonzero_index_view_type> (&kkh,nr, nc, kok_xadj, kok_adj);
std::cout << "\t:" << ColoringAlgorithmNames[i] <<
" Time:" << kkh.get_graph_coloring_handle()->get_overall_coloring_time() << " "
"Num colors:" << kkh.get_graph_coloring_handle()->get_num_colors() << " "
"Num Phases:" << kkh.get_graph_coloring_handle()->get_num_phases() << std::endl;
std::cout << "\t"; KokkosKernels::Experimental::Util::print_1Dview(kkh.get_graph_coloring_handle()->get_vertex_colors());
}
/*
typedef typename KernelHandle::row_index_temp_work_view_type row_view_type;
typedef typename KernelHandle::row_index_persistent_work_view_type edge_view_type;
row_view_type sym_row_map;
edge_view_type sym_entries;
KokkosKernels::Experimental::Util::symmetrize_graph_symbolic
< row_index_view_type, nonzero_index_view_type,row_view_type, edge_view_type,ExecSpace>
(nr, kok_xadj, kok_adj, sym_row_map,sym_entries );
kok_xadj = row_index_view_type("s");
kok_adj = nonzero_index_view_type("s");
for (int i = 0; i < numColoringAlgos; ++i){
std::cout << "\t:" << "On Temp Memory Space Running " << ColoringAlgorithmNames[i] << std::endl;
kkh.create_graph_coloring_handle(ColoringAlgorithms[i]);
KokkosKernels::Experimental::Graph::graph_color_symbolic
<KernelHandle,row_view_type,edge_view_type> (&kkh,nr, nc, sym_row_map, sym_entries);
std::cout << "\t:" << ColoringAlgorithmNames[i] <<
" Time:" << kkh.get_graph_coloring_handle()->get_overall_coloring_time() << " "
"Num colors:" << kkh.get_graph_coloring_handle()->get_num_colors() << " "
"Num Phases:" << kkh.get_graph_coloring_handle()->get_num_phases() << std::endl;
std::cout << "\t"; KokkosKernels::Experimental::Util::print_1Dview(kkh.get_graph_coloring_handle()->get_vertex_colors());
}
*/
}
}
#endif
#if defined( KOKKOS_HAVE_CUDA )
{
//CUDA TEST1
{
std::cout << "Cuda TEST 1" << std::endl;
typedef unsigned int size_type;
typedef int lno_t;
typedef double scalar_t;
typedef unsigned int color_t;
typedef Kokkos::Cuda ExecSpace;
typedef Kokkos::Cuda RowMemorySpace;
typedef Kokkos::Cuda::memory_space NonzeroMemorySpace;
ExecSpace::print_configuration(std::cout);
typedef Kokkos::Cuda TempWorkSpace;
typedef Kokkos::Cuda PersistentWorkSpace;
typedef Kokkos::View<size_type *, RowMemorySpace> row_index_view_type;
typedef Kokkos::View<lno_t *, NonzeroMemorySpace> nonzero_index_view_type;
typedef Kokkos::View<scalar_t *, NonzeroMemorySpace> nonzero_scalar_view_type;
typedef Kokkos::View<color_t * , RowMemorySpace> color_view_type;
typedef Kokkos::View<idx *, RowMemorySpace::array_layout, Kokkos::Serial, Kokkos::MemoryUnmanaged> um_array_type;
typedef Kokkos::View<idx *, RowMemorySpace::array_layout, Kokkos::Serial, Kokkos::MemoryUnmanaged> um_edge_array_type;
um_array_type _xadj (xadj, nr + 1);
um_edge_array_type _adj (adj, ne);
row_index_view_type kok_xadj ("xadj", nr + 1);
nonzero_index_view_type kok_adj("adj", ne);
Kokkos::deep_copy (kok_xadj , _xadj);
Kokkos::deep_copy (kok_adj , _adj);
//KokkosKernels::Experimental::Util::copy_vector<um_array_type, row_index_view_type, ExecSpace>(nr+1, _xadj, kok_xadj );
//KokkosKernels::Experimental::Util::copy_vector<um_edge_array_type, nonzero_index_view_type, ExecSpace>(ne, _adj, kok_adj );
typedef KokkosKernels::Experimental::KokkosKernelsHandle
<row_index_view_type,nonzero_index_view_type, nonzero_scalar_view_type, ExecSpace, TempWorkSpace,PersistentWorkSpace > KernelHandle;
KernelHandle kkh;
for (int i = 0; i < numColoringAlgos; ++i){
std::cout << "\t:" << "Running " << ColoringAlgorithmNames[i] << std::endl;
kkh.create_graph_coloring_handle(ColoringAlgorithms[i]);
KokkosKernels::Experimental::Graph::graph_color_symbolic
<KernelHandle,row_index_view_type,nonzero_index_view_type> (&kkh,nr, nc, kok_xadj, kok_adj);
std::cout << "\t:" << ColoringAlgorithmNames[i] <<
" Time:" << kkh.get_graph_coloring_handle()->get_overall_coloring_time() << " "
"Num colors:" << kkh.get_graph_coloring_handle()->get_num_colors() << " "
"Num Phases:" << kkh.get_graph_coloring_handle()->get_num_phases() << std::endl;
std::cout << "\t"; KokkosKernels::Experimental::Util::print_1Dview(kkh.get_graph_coloring_handle()->get_vertex_colors());
}
typedef typename KernelHandle::row_lno_temp_work_view_t row_view_type;
typedef typename KernelHandle::row_lno_persistent_work_view_t edge_view_type;
row_view_type sym_row_map;
edge_view_type sym_entries;
/*
KokkosKernels::Experimental::Util::symmetrize_graph_symbolic
< row_index_view_type, nonzero_index_view_type,row_view_type, edge_view_type,ExecSpace>
(nr, kok_xadj, kok_adj, sym_row_map,sym_entries );
kok_xadj = row_index_view_type("s");
kok_adj = nonzero_index_view_type("s");
for (int i = 0; i < numColoringAlgos; ++i){
std::cout << "\t:" << "On Temp Memory Space Running " << ColoringAlgorithmNames[i] << std::endl;
kkh.create_graph_coloring_handle(ColoringAlgorithms[i]);
KokkosKernels::Experimental::Graph::graph_color_symbolic
<KernelHandle,row_view_type,edge_view_type> (&kkh,nr, nc, sym_row_map, sym_entries);
std::cout << "\t:" << ColoringAlgorithmNames[i] <<
" Time:" << kkh.get_graph_coloring_handle()->get_overall_coloring_time() << " "
"Num colors:" << kkh.get_graph_coloring_handle()->get_num_colors() << " "
"Num Phases:" << kkh.get_graph_coloring_handle()->get_num_phases() << std::endl;
std::cout << "\t"; KokkosKernels::Experimental::Util::print_1Dview(kkh.get_graph_coloring_handle()->get_vertex_colors());
}
*/
}
//CUDA TEST2
{
std::cout << "Cuda TEST 2" << std::endl;
typedef int size_type;
typedef unsigned long lno_t;
typedef float scalar_t;
typedef int color_t;
typedef Kokkos::Cuda ExecSpace;
typedef Kokkos::Cuda RowMemorySpace;
typedef Kokkos::Cuda::memory_space NonzeroMemorySpace;
ExecSpace::print_configuration(std::cout);
typedef Kokkos::Cuda TempWorkSpace;
typedef Kokkos::Cuda PersistentWorkSpace;
typedef Kokkos::View<size_type *, Kokkos::LayoutLeft, RowMemorySpace> row_index_view_type;
typedef Kokkos::View<lno_t *, Kokkos::LayoutRight, NonzeroMemorySpace> nonzero_index_view_type;
typedef Kokkos::View<scalar_t *, NonzeroMemorySpace> nonzero_scalar_view_type;
typedef Kokkos::View<color_t * , Kokkos::LayoutStride, RowMemorySpace> color_view_type;
typedef Kokkos::View<idx *, RowMemorySpace::array_layout, Kokkos::Serial, Kokkos::MemoryUnmanaged> um_array_type;
typedef Kokkos::View<idx *, RowMemorySpace::array_layout, NonzeroMemorySpace, Kokkos::MemoryUnmanaged> um_edge_array_type;
um_array_type _xadj (xadj, nr + 1);
um_edge_array_type _adj (adj, ne);
typedef Kokkos::View<const size_type *, Kokkos::LayoutLeft, RowMemorySpace> const_row_index_view_type;
typedef Kokkos::View<const lno_t *, Kokkos::LayoutRight, NonzeroMemorySpace> const_nonzero_index_view_type;
typedef Kokkos::View<idx *, RowMemorySpace> tmp_view_type;
typedef Kokkos::View<idx *, NonzeroMemorySpace> tmp_edge_view_type;
tmp_view_type __xadj ("xadj", nr + 1);
tmp_edge_view_type __adj("adj", ne);
Kokkos::deep_copy (__xadj , _xadj);
Kokkos::deep_copy (__adj , _adj);
row_index_view_type kok_xadj ("xadj", nr + 1);
nonzero_index_view_type kok_adj("adj", ne);
KokkosKernels::Experimental::Util::copy_vector<tmp_view_type, row_index_view_type, ExecSpace>(nr+1, __xadj, kok_xadj );
KokkosKernels::Experimental::Util::copy_vector<tmp_edge_view_type, nonzero_index_view_type, ExecSpace>(ne, __adj, kok_adj );
__xadj = tmp_view_type("");
__adj = tmp_edge_view_type("");
//KokkosKernels::Experimental::Util::copy_vector<um_array_type, row_index_view_type, ExecSpace>(nr+1, _xadj, kok_xadj );
//KokkosKernels::Experimental::Util::copy_vector<um_edge_array_type, nonzero_index_view_type, ExecSpace>(ne, _adj, kok_adj );
typedef KokkosKernels::Experimental::KokkosKernelsHandle
<const_row_index_view_type,const_nonzero_index_view_type, nonzero_scalar_view_type, ExecSpace, TempWorkSpace,PersistentWorkSpace > KernelHandle;
KernelHandle kkh;
for (int i = 0; i < numColoringAlgos; ++i){
std::cout << "\t:" << "Running " << ColoringAlgorithmNames[i] << std::endl;
kkh.create_graph_coloring_handle(ColoringAlgorithms[i]);
KokkosKernels::Experimental::Graph::graph_color_symbolic
<KernelHandle,const_row_index_view_type,const_nonzero_index_view_type> (&kkh,nr, nc, kok_xadj, kok_adj);
std::cout << "\t:" << ColoringAlgorithmNames[i] <<
" Time:" << kkh.get_graph_coloring_handle()->get_overall_coloring_time() << " "
"Num colors:" << kkh.get_graph_coloring_handle()->get_num_colors() << " "
"Num Phases:" << kkh.get_graph_coloring_handle()->get_num_phases() << std::endl;
std::cout << "\t"; KokkosKernels::Experimental::Util::print_1Dview(kkh.get_graph_coloring_handle()->get_vertex_colors());
}
/*
typedef typename KernelHandle::row_index_temp_work_view_type row_view_type;
typedef typename KernelHandle::row_index_persistent_work_view_type edge_view_type;
row_view_type sym_row_map;
edge_view_type sym_entries;
KokkosKernels::Experimental::Util::symmetrize_graph_symbolic
< const_row_index_view_type, const_nonzero_index_view_type,row_view_type, edge_view_type,ExecSpace>
(nr, kok_xadj, kok_adj, sym_row_map,sym_entries );
kok_xadj = row_index_view_type("s");
kok_adj = nonzero_index_view_type("s");
for (int i = 0; i < numColoringAlgos; ++i){
std::cout << "\t:" << "On Temp Memory Space Running " << ColoringAlgorithmNames[i] << std::endl;
kkh.create_graph_coloring_handle(ColoringAlgorithms[i]);
KokkosKernels::Experimental::Graph::graph_color_symbolic
<KernelHandle,row_view_type,edge_view_type> (&kkh,nr, nc, sym_row_map, sym_entries);
std::cout << "\t:" << ColoringAlgorithmNames[i] <<
" Time:" << kkh.get_graph_coloring_handle()->get_overall_coloring_time() << " "
"Num colors:" << kkh.get_graph_coloring_handle()->get_num_colors() << " "
"Num Phases:" << kkh.get_graph_coloring_handle()->get_num_phases() << std::endl;
std::cout << "\t"; KokkosKernels::Experimental::Util::print_1Dview(kkh.get_graph_coloring_handle()->get_vertex_colors());
}
*/
}
#if defined( KOKKOS_USE_CUDA_UVM )
//CUDA TEST3
{
std::cout << "Cuda TEST 3" << std::endl;
typedef unsigned int size_type;
typedef unsigned long lno_t;
typedef float scalar_t;
typedef int color_t;
typedef Kokkos::Cuda ExecSpace;
typedef Kokkos::CudaUVMSpace RowMemorySpace;
typedef Kokkos::Cuda NonzeroMemorySpace;
ExecSpace::print_configuration(std::cout);
typedef Kokkos::CudaUVMSpace TempWorkSpace;
typedef Kokkos::CudaHostPinnedSpace PersistentWorkSpace;
typedef Kokkos::View<size_type *, Kokkos::LayoutLeft, RowMemorySpace> row_index_view_type;
typedef Kokkos::View<lno_t *, Kokkos::LayoutRight, NonzeroMemorySpace> nonzero_index_view_type;
typedef Kokkos::View<scalar_t *, NonzeroMemorySpace> nonzero_scalar_view_type;
typedef Kokkos::View<color_t * , Kokkos::LayoutStride, RowMemorySpace> color_view_type;
typedef Kokkos::View<idx *,NonzeroMemorySpace::array_layout, Kokkos::Serial, Kokkos::MemoryUnmanaged> um_array_type;
typedef Kokkos::View<idx *,NonzeroMemorySpace::array_layout, Kokkos::Serial, Kokkos::MemoryUnmanaged> um_edge_array_type;
um_array_type _xadj (xadj, nr + 1);
um_edge_array_type _adj (adj, ne);
//row_index_view_type kok_xadj ("xadj", nr + 1);
//nonzero_index_view_type kok_adj("adj", ne);
typedef Kokkos::View<idx *, RowMemorySpace> tmp_view_type;
typedef Kokkos::View<idx *, NonzeroMemorySpace> tmp_edge_view_type;
tmp_view_type __xadj ("xadj", nr + 1);
tmp_edge_view_type __adj("adj", ne);
Kokkos::deep_copy (__xadj , _xadj);
Kokkos::deep_copy (__adj , _adj);
row_index_view_type kok_xadj ("xadj", nr + 1);
nonzero_index_view_type kok_adj("adj", ne);
KokkosKernels::Experimental::Util::copy_vector<tmp_view_type, row_index_view_type, ExecSpace>(nr+1, __xadj, kok_xadj );
KokkosKernels::Experimental::Util::copy_vector<tmp_edge_view_type, nonzero_index_view_type, ExecSpace>(ne, __adj, kok_adj );
__xadj = tmp_view_type("");
__adj = tmp_edge_view_type("");
typedef KokkosKernels::Experimental::KokkosKernelsHandle
<row_index_view_type,nonzero_index_view_type, nonzero_scalar_view_type, ExecSpace, TempWorkSpace,PersistentWorkSpace > KernelHandle;
KernelHandle kkh;
for (int i = 0; i < numColoringAlgos; ++i){
std::cout << "\t:" << "Running " << ColoringAlgorithmNames[i] << std::endl;
kkh.create_graph_coloring_handle(ColoringAlgorithms[i]);
KokkosKernels::Experimental::Graph::graph_color_symbolic
<KernelHandle,row_index_view_type,nonzero_index_view_type> (&kkh,nr, nc, kok_xadj, kok_adj);
std::cout << "\t:" << ColoringAlgorithmNames[i] <<
" Time:" << kkh.get_graph_coloring_handle()->get_overall_coloring_time() << " "
"Num colors:" << kkh.get_graph_coloring_handle()->get_num_colors() << " "
"Num Phases:" << kkh.get_graph_coloring_handle()->get_num_phases() << std::endl;
std::cout << "\t"; KokkosKernels::Experimental::Util::print_1Dview(kkh.get_graph_coloring_handle()->get_vertex_colors());
}
/*
typedef typename KernelHandle::row_index_temp_work_view_type row_view_type;
typedef typename KernelHandle::row_index_persistent_work_view_type edge_view_type;
row_view_type sym_row_map;
edge_view_type sym_entries;
KokkosKernels::Experimental::Util::symmetrize_graph_symbolic
< row_index_view_type, nonzero_index_view_type,row_view_type, edge_view_type,ExecSpace>
(nr, kok_xadj, kok_adj, sym_row_map,sym_entries );
kok_xadj = row_index_view_type("s");
kok_adj = nonzero_index_view_type("s");
for (int i = 0; i < numColoringAlgos; ++i){
std::cout << "\t:" << "On Temp Memory Space Running " << ColoringAlgorithmNames[i] << std::endl;
kkh.create_graph_coloring_handle(ColoringAlgorithms[i]);
KokkosKernels::Experimental::Graph::graph_color_symbolic
<KernelHandle,row_view_type,edge_view_type> (&kkh,nr, nc, sym_row_map, sym_entries);
std::cout << "\t:" << ColoringAlgorithmNames[i] <<
" Time:" << kkh.get_graph_coloring_handle()->get_overall_coloring_time() << " "
"Num colors:" << kkh.get_graph_coloring_handle()->get_num_colors() << " "
"Num Phases:" << kkh.get_graph_coloring_handle()->get_num_phases() << std::endl;
std::cout << "\t"; KokkosKernels::Experimental::Util::print_1Dview(kkh.get_graph_coloring_handle()->get_vertex_colors());
}
*/
}
#endif
}
#endif
delete [] xadj;
delete [] adj;
Kokkos::finalize();
return 0;
}
void run_experiment(
int repeatcount, idx nv, idx ne,
idx_array_type kok_xadj,
idx_edge_array_type kok_adj,
value_array_type kok_mtx_vals
){
value_array_type kok_x_original = create_x_vector(nv, MAXVAL);
value_array_type kok_b_vector = create_b_vector(
nv,
kok_xadj,
kok_adj,
kok_mtx_vals,
kok_x_original);
Experimental::KokkosKernels::Example::CrsMatrix<wt, idx, MyExecSpace> A(nv ,ne, kok_xadj, kok_adj, kok_mtx_vals);
//create X vector
value_array_type kok_x_vector("kok_x_vector", nv);
double gs_time = 0;
const unsigned cg_iteration_limit = 100000;
const double cg_iteration_tolerance = 1e-7 ;
Experimental::KokkosKernels::Example::CGSolveResult cg_result ;
typedef Experimental::KokkosKernels::KokkosKernelsHandle
<idx_array_type,idx_edge_array_type, value_array_type,
MyExecSpace, TemporaryWorkSpace,PersistentWorkSpace > KernelHandle;
KernelHandle kh;
kh.set_row_map(A.graph.row_map);
kh.set_entries(A.graph.entries);
kh.set_values(A.coeff);
Kokkos::Impl::Timer timer1;
Experimental::KokkosKernels::Example::pcgsolve(
kh
, A
, kok_b_vector
, kok_x_vector
, cg_iteration_limit
, cg_iteration_tolerance
, & cg_result
, true
);
Kokkos::fence();
gs_time = timer1.seconds();
std::cout << " cg_iteration[" << cg_result.iteration << "]"
<< " matvec_time[" << cg_result.matvec_time << "]"
<< " cg_residual[" << cg_result.norm_res << "]"
<< " cg_iter_time[" << cg_result.iter_time << "]"
<< " precond_time[" << cg_result.precond_time << "]"
<< " precond_init_time[" << cg_result.precond_init_time << "]"
<< " precond_time/iter[" << cg_result.precond_time / (cg_result.iteration + 1) << "]"
<< " GSTIME[" << gs_time<< "]"
<< std::endl ;
kh.create_graph_coloring_handle(Experimental::KokkosKernels::Graph::COLORING_VB);
Experimental::KokkosKernels::Graph::graph_color_solve<KernelHandle> (&kh);
kok_x_vector = value_array_type("kok_x_vector", nv);
timer1.reset();
Experimental::KokkosKernels::Example::pcgsolve(
kh
, A
, kok_b_vector
, kok_x_vector
, cg_iteration_limit
, cg_iteration_tolerance
, & cg_result
, true
);
Kokkos::fence();
gs_time = timer1.seconds();
std::cout << "\n\nCOLORING_VB PRECALL:\n cg_iteration[" << cg_result.iteration << "]"
<< " matvec_time[" << cg_result.matvec_time << "]"
<< " cg_residual[" << cg_result.norm_res << "]"
<< " cg_iter_time[" << cg_result.iter_time << "]"
<< " precond_time[" << cg_result.precond_time << "]"
<< " precond_init_time[" << cg_result.precond_init_time << "]"
<< " precond_time/iter[" << cg_result.precond_time / (cg_result.iteration + 1) << "]"
<< " GSTIME[" << gs_time<< "]"
<< " numColor[" << kh.get_graph_coloring_handle()->get_num_colors()<<"]"
<< std::endl ;
kh.destroy_graph_coloring_handle();
kh.create_graph_coloring_handle(Experimental::KokkosKernels::Graph::COLORING_EB);
Experimental::KokkosKernels::Graph::graph_color_solve<KernelHandle> (&kh);
kok_x_vector = value_array_type("kok_x_vector", nv);
timer1.reset();
Experimental::KokkosKernels::Example::pcgsolve(
kh
, A
, kok_b_vector
, kok_x_vector
, cg_iteration_limit
, cg_iteration_tolerance
, & cg_result
, true
);
Kokkos::fence();
gs_time = timer1.seconds();
std::cout << "\n\nCOLORING_EB PRECALL:\n cg_iteration[" << cg_result.iteration << "]"
<< " matvec_time[" << cg_result.matvec_time << "]"
<< " cg_residual[" << cg_result.norm_res << "]"
<< " cg_iter_time[" << cg_result.iter_time << "]"
<< " precond_time[" << cg_result.precond_time << "]"
<< " precond_init_time[" << cg_result.precond_init_time << "]"
<< " precond_time/iter[" << cg_result.precond_time / (cg_result.iteration + 1) << "]"
<< " GSTIME[" << gs_time<< "]"
<< " numColor[" << kh.get_graph_coloring_handle()->get_num_colors()<<"]"
<< std::endl ;
kh.destroy_graph_coloring_handle();
kh.destroy_gs_handle();
kh.create_gs_handle(Experimental::KokkosKernels::Graph::GS_PERMUTED);
kok_x_vector = value_array_type("kok_x_vector", nv);
timer1.reset();
Experimental::KokkosKernels::Example::pcgsolve(
kh
, A
, kok_b_vector
, kok_x_vector
, cg_iteration_limit
, cg_iteration_tolerance
, & cg_result
, true
);
Kokkos::fence();
gs_time = timer1.seconds();
std::cout << "\n\nPERMUTED:\n cg_iteration[" << cg_result.iteration << "]"
<< " matvec_time[" << cg_result.matvec_time << "]"
<< " cg_residual[" << cg_result.norm_res << "]"
<< " cg_iter_time[" << cg_result.iter_time << "]"
<< " precond_time[" << cg_result.precond_time << "]"
<< " precond_init_time[" << cg_result.precond_init_time << "]"
<< " precond_time/iter[" << cg_result.precond_time / (cg_result.iteration + 1) << "]"
<< " GSTIME[" << gs_time<< "]"
<< std::endl ;
kh.destroy_graph_coloring_handle();
kh.destroy_gs_handle();
kh.create_gs_handle(Experimental::KokkosKernels::Graph::GS_TEAM);
kok_x_vector = value_array_type("kok_x_vector", nv);
timer1.reset();
Experimental::KokkosKernels::Example::pcgsolve(
kh
, A
, kok_b_vector
, kok_x_vector
, cg_iteration_limit
, cg_iteration_tolerance
, & cg_result
, true
);
Kokkos::fence();
gs_time = timer1.seconds();
std::cout << "\n\nGSTEAM:\n cg_iteration[" << cg_result.iteration << "]"
<< " matvec_time[" << cg_result.matvec_time << "]"
<< " cg_residual[" << cg_result.norm_res << "]"
<< " cg_iter_time[" << cg_result.iter_time << "]"
<< " precond_time[" << cg_result.precond_time << "]"
<< " precond_init_time[" << cg_result.precond_init_time << "]"
<< " precond_time/iter[" << cg_result.precond_time / (cg_result.iteration + 1) << "]"
<< " GSTIME[" << gs_time<< "]"
<< std::endl ;
}
