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TestAssembly.cpp
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41 
42 #include <iostream>
43 
44 // Tests
45 #include "TestAssembly.hpp"
46 
47 // Devices
48 #include "Kokkos_Core.hpp"
49 
50 // Utilities
51 #include "Teuchos_CommandLineProcessor.hpp"
52 #include "Teuchos_StandardCatchMacros.hpp"
53 #ifdef KOKKOS_ENABLE_CUDA
54 #include "cuda_runtime_api.h"
55 #endif
56 
57 // For vtune
58 #include <sys/types.h>
59 #include <unistd.h>
60 
61 int main(int argc, char *argv[])
62 {
63  bool success = true;
64  bool verbose = false;
65  try {
66 
67  // Setup command line options
68  Teuchos::CommandLineProcessor CLP;
69  CLP.setDocString(
70  "This test performance of MP::Vector FEM assembly.\n");
71  int nGrid = 0;
72  CLP.setOption("n", &nGrid, "Number of mesh points in each direction. Set to zero to use a range");
73  int nGridBegin = 8;
74  CLP.setOption("n-begin", &nGridBegin, "Beginning number of mesh points in each direction.");
75  int nGridEnd = 48;
76  CLP.setOption("n-end", &nGridEnd, "Ending number of mesh points in each direction.");
77  int nGridStep = 8;
78  CLP.setOption("n-step", &nGridStep, "Increment in number of mesh points in each direction.");
79  int nIter = 10;
80  CLP.setOption("ni", &nIter, "Number of assembly iterations");
81  bool print = false;
82  CLP.setOption("print", "no-print", &print, "Print debugging output");
83  bool check = false;
84  CLP.setOption("check", "no-check", &check, "Check correctness");
85  bool quadratic = false;
86  CLP.setOption("quadratic", "linear", &quadratic, "Use quadratic basis functions");
87  int num_cores = -1;
88  CLP.setOption("cores", &num_cores,
89  "Number of CPU cores to use (defaults to all)");
90  int num_hyper_threads = -1;
91  CLP.setOption("hyperthreads", &num_hyper_threads,
92  "Number of hyper threads per core to use (defaults to all)");
93 #ifdef KOKKOS_ENABLE_THREADS
94  bool threads = true;
95  CLP.setOption("threads", "no-threads", &threads, "Enable Threads device");
96 #endif
97 #ifdef KOKKOS_ENABLE_OPENMP
98  bool openmp = true;
99  CLP.setOption("openmp", "no-openmp", &openmp, "Enable OpenMP device");
100 #endif
101 #ifdef KOKKOS_ENABLE_CUDA
102  bool cuda = true;
103  CLP.setOption("cuda", "no-cuda", &cuda, "Enable Cuda device");
104  int device_id = 0;
105  CLP.setOption("device", &device_id, "CUDA device ID.");
106 #endif
107  bool vtune = false;
108  CLP.setOption("vtune", "no-vtune", &vtune, "connect to vtune");
109  CLP.parse( argc, argv );
110 
111  if (nGrid > 0) {
112  nGridBegin = nGrid;
113  nGridEnd = nGrid;
114  }
115 
116  // Connect to VTune if requested
117  if (vtune) {
118  std::stringstream cmd;
119  pid_t my_os_pid=getpid();
120  const std::string vtune_loc =
121  "amplxe-cl";
122  const std::string output_dir = "./vtune/vtune.0";
123  cmd << vtune_loc
124  << " -collect hotspots -result-dir " << output_dir
125  << " -target-pid " << my_os_pid << " &";
126  std::cout << cmd.str() << std::endl;
127  system(cmd.str().c_str());
128  system("sleep 10");
129  }
130 
131  Kokkos::initialize(argc,argv);
132 #ifdef KOKKOS_ENABLE_THREADS
133  if (threads) {
134  typedef Kokkos::Threads Device;
135 
136  std::cout << std::endl
137  << "Threads performance with " << Kokkos::Threads::concurrency()
138  << " threads:" << std::endl;
139 
140  performance_test_driver<Device>(
141  print, nIter, nGridBegin, nGridEnd, nGridStep, quadratic, check);
142  }
143 #endif
144 
145 #ifdef KOKKOS_ENABLE_OPENMP
146  if (openmp) {
147  typedef Kokkos::OpenMP Device;
148 
149  std::cout << std::endl
150  << "OpenMP performance with " << Kokkos::OpenMP::concurrency()
151  << " threads:" << std::endl;
152 
153  performance_test_driver<Device>(
154  print, nIter, nGridBegin, nGridEnd, nGridStep, quadratic, check);
155 
156  }
157 #endif
158 
159 #ifdef KOKKOS_ENABLE_CUDA
160  if (cuda) {
161  typedef Kokkos::Cuda Device;
162 
163  cudaDeviceProp deviceProp;
164  cudaGetDeviceProperties(&deviceProp, device_id);
165  std::cout << std::endl
166  << "CUDA performance performance with device " << device_id
167  << " ("
168  << deviceProp.name << "):"
169  << std::endl;
170 
171  performance_test_driver<Device>(
172  print, nIter, nGridBegin, nGridEnd, nGridStep, quadratic, check);
173 
174  }
175 #endif
176  Kokkos::finalize();
177  }
178  TEUCHOS_STANDARD_CATCH_STATEMENTS(verbose, std::cerr, success);
179 
180  if (success)
181  return 0;
182  return -1;
183 }
int main(int argc, char *argv[])