static benchmark registration

bin/allreduce.cpp

@@ -4,24 +4,19 @@
 
 void allreduce(bench::State &state) {
 
+  const int rank = bench::world_rank();
+  const int size = bench::world_size();
 
-    const int rank = bench::world_rank();
-    const int size = bench::world_size();
+  const size_t sz = 100000;
 
-    const size_t sz = 1000;
+  char *data = new char[sz];
+  for (auto _ : state) {
+    MPI_Allreduce(MPI_IN_PLACE, data, sz, MPI_BYTE, MPI_SUM, MPI_COMM_WORLD);
+  }
 
-    char *data = new char[sz];
-    for (auto _ : state) {
-        MPI_Allreduce(MPI_IN_PLACE, data, sz, MPI_BYTE, MPI_SUM, MPI_COMM_WORLD);
-    }
-
-    state.set_bytes_processed(sz * size);
-    delete[] data;
+  state.set_bytes_processed(sz);
+  delete[] data;
 }
 
-int main(int argc, char **argv) {
-    bench::init(argc, argv);
-    bench::register_bench("allreduce", allreduce)->timing_max_rank();
-    bench::run_benchmarks();
-    bench::finalize();
-}
+BENCH(allreduce)->timing_max_rank();
+BENCH_MAIN()

bin/empty.cpp

@@ -7,10 +7,5 @@ void empty(bench::State &state) {
   }
 }
 
-int main(int argc, char **argv) {
-
-  bench::init(argc, argv);
-  bench::register_bench("empty", empty)->timing_root_rank()->no_iter_barrier();
-  bench::run_benchmarks();
-  bench::finalize();
-}
+BENCH(empty)->timing_root_rank()->no_iter_barrier();
+BENCH_MAIN()

bin/pingpong.cpp

@@ -27,9 +27,5 @@ void pingpong(bench::State &state) {
   delete[] rbuf;
 }
 
-int main(int argc, char **argv) {
-  bench::init(argc, argv);
-  bench::register_bench("pingpong", pingpong)->timing_root_rank()->no_iter_barrier();
-  bench::run_benchmarks();
-  bench::finalize();
-}
+BENCH(pingpong)->timing_root_rank()->no_iter_barrier();
+BENCH_MAIN()