feat add marl for fiber

3party/marl/src/waitgroup_bench.cpp

@@ -0,0 +1,31 @@
+// Copyright 2020 The Marl Authors.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     https://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+#include "marl_bench.h"
+
+#include "marl/waitgroup.h"
+
+BENCHMARK_DEFINE_F(Schedule, WaitGroup)(benchmark::State& state) {
+  run(state, [&](int numTasks) {
+    for (auto _ : state) {
+      marl::WaitGroup wg;
+      wg.add(numTasks);
+      for (auto i = 0; i < numTasks; i++) {
+        marl::schedule([=] { wg.done(); });
+      }
+      wg.wait();
+    }
+  });
+}
+BENCHMARK_REGISTER_F(Schedule, WaitGroup)->Apply(Schedule::args);