43 lines
1.3 KiB
C++
43 lines
1.3 KiB
C++
#include <benchmark/benchmark.h>
|
|
|
|
#include <cpuinfo.h>
|
|
|
|
|
|
static void cpuinfo_get_current_processor(benchmark::State& state) {
|
|
cpuinfo_initialize();
|
|
while (state.KeepRunning()) {
|
|
const cpuinfo_processor* current_processor = cpuinfo_get_current_processor();
|
|
benchmark::DoNotOptimize(current_processor);
|
|
}
|
|
}
|
|
BENCHMARK(cpuinfo_get_current_processor)->Unit(benchmark::kNanosecond);
|
|
|
|
static void cpuinfo_get_current_core(benchmark::State& state) {
|
|
cpuinfo_initialize();
|
|
while (state.KeepRunning()) {
|
|
const cpuinfo_core* current_core = cpuinfo_get_current_core();
|
|
benchmark::DoNotOptimize(current_core);
|
|
}
|
|
}
|
|
BENCHMARK(cpuinfo_get_current_core)->Unit(benchmark::kNanosecond);
|
|
|
|
static void cpuinfo_get_current_uarch_index(benchmark::State& state) {
|
|
cpuinfo_initialize();
|
|
while (state.KeepRunning()) {
|
|
const uint32_t uarch_index = cpuinfo_get_current_uarch_index();
|
|
benchmark::DoNotOptimize(uarch_index);
|
|
}
|
|
}
|
|
BENCHMARK(cpuinfo_get_current_uarch_index)->Unit(benchmark::kNanosecond);
|
|
|
|
static void cpuinfo_get_current_uarch_index_with_default(benchmark::State& state) {
|
|
cpuinfo_initialize();
|
|
while (state.KeepRunning()) {
|
|
const uint32_t uarch_index = cpuinfo_get_current_uarch_index_with_default(0);
|
|
benchmark::DoNotOptimize(uarch_index);
|
|
}
|
|
}
|
|
BENCHMARK(cpuinfo_get_current_uarch_index_with_default)->Unit(benchmark::kNanosecond);
|
|
|
|
BENCHMARK_MAIN();
|