Adds writer test case for RCU
[folly.git] / folly / gen / test / Bench.h
1 /*
2  * Copyright 2014-present Facebook, Inc.
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  *   http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16
17 #pragma once
18
19 #include <folly/Benchmark.h>
20
21 #define BENCH_GEN_IMPL(gen, prefix)                         \
22 static bool FB_ANONYMOUS_VARIABLE(benchGen) = (             \
23   ::folly::addBenchmark(__FILE__, prefix FB_STRINGIZE(gen), \
24     [](unsigned iters){                                     \
25       const unsigned num = iters;                           \
26       while (iters--) {                                     \
27         folly::doNotOptimizeAway(gen);                      \
28       }                                                     \
29       return num;                                           \
30     }), true)
31 #define BENCH_GEN(gen) BENCH_GEN_IMPL(gen, "")
32 #define BENCH_GEN_REL(gen) BENCH_GEN_IMPL(gen, "%")