parallel(pipeline)

[folly.git] / folly / gen / test / Bench.h

diff --git a/folly/gen/test/Bench.h b/folly/gen/test/Bench.h
new file mode 100644 (file)
index 0000000..be91357
--- /dev/null
+++ b/folly/gen/test/Bench.h
@@ -0,0 +1,33 @@
+/*
+ * Copyright 2014 Facebook, Inc.
+ *
+ * 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
+ *
+ *   http://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.
+ */
+
+#ifndef FOLLY_GEN_BENCH_H_
+#define FOLLY_GEN_BENCH_H_
+
+#include "folly/Benchmark.h"
+
+#define BENCH_GEN_IMPL(gen, prefix)                         \
+static bool FB_ANONYMOUS_VARIABLE(benchGen) = (             \
+  ::folly::addBenchmark(__FILE__, prefix FB_STRINGIZE(gen), \
+    [](unsigned iters){                                     \
+      while (iters--) {                                     \
+        folly::doNotOptimizeAway(gen);                      \
+      }                                                     \
+    }), true)
+#define BENCH_GEN(gen) BENCH_GEN_IMPL(gen, "")
+#define BENCH_GEN_REL(gen) BENCH_GEN_IMPL(gen, "%")
+
+#endif