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#include <benchmark/benchmark.h>
#include <unistd.h>
#include <pthreadpool.h>
static void SetNumberOfThreads(benchmark::internal::Benchmark* benchmark) {
const int max_threads = sysconf(_SC_NPROCESSORS_ONLN);
for (int t = 1; t <= max_threads; t++) {
benchmark->Arg(t);
}
}
static void compute_1d(void*, size_t x) {
}
static void pthreadpool_parallelize_1d(benchmark::State& state) {
const uint32_t threads = static_cast<uint32_t>(state.range(0));
pthreadpool_t threadpool = pthreadpool_create(threads);
while (state.KeepRunning()) {
pthreadpool_parallelize_1d(
threadpool,
compute_1d,
nullptr /* context */,
threads,
0 /* flags */);
}
pthreadpool_destroy(threadpool);
}
BENCHMARK(pthreadpool_parallelize_1d)->UseRealTime()->Apply(SetNumberOfThreads);
static void compute_1d_tile_1d(void*, size_t, size_t) {
}
static void pthreadpool_parallelize_1d_tile_1d(benchmark::State& state) {
const uint32_t threads = static_cast<uint32_t>(state.range(0));
pthreadpool_t threadpool = pthreadpool_create(threads);
while (state.KeepRunning()) {
pthreadpool_parallelize_1d_tile_1d(
threadpool,
compute_1d_tile_1d,
nullptr /* context */,
threads, 1,
0 /* flags */);
}
pthreadpool_destroy(threadpool);
}
BENCHMARK(pthreadpool_parallelize_1d_tile_1d)->UseRealTime()->Apply(SetNumberOfThreads);
static void compute_2d(void*, size_t, size_t) {
}
static void pthreadpool_parallelize_2d(benchmark::State& state) {
const uint32_t threads = static_cast<uint32_t>(state.range(0));
pthreadpool_t threadpool = pthreadpool_create(threads);
while (state.KeepRunning()) {
pthreadpool_parallelize_2d(
threadpool,
compute_2d,
nullptr /* context */,
1, threads,
0 /* flags */);
}
pthreadpool_destroy(threadpool);
}
BENCHMARK(pthreadpool_parallelize_2d)->UseRealTime()->Apply(SetNumberOfThreads);
static void compute_2d_tile_2d(void*, size_t, size_t, size_t, size_t) {
}
static void pthreadpool_parallelize_2d_tile_2d(benchmark::State& state) {
const uint32_t threads = static_cast<uint32_t>(state.range(0));
pthreadpool_t threadpool = pthreadpool_create(threads);
while (state.KeepRunning()) {
pthreadpool_parallelize_2d_tile_2d(
threadpool,
compute_2d_tile_2d,
nullptr /* context */,
1, threads,
1, 1,
0 /* flags */);
}
pthreadpool_destroy(threadpool);
}
BENCHMARK(pthreadpool_parallelize_2d_tile_2d)->UseRealTime()->Apply(SetNumberOfThreads);
BENCHMARK_MAIN();
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