diff options
Diffstat (limited to 'benchmarks/time_benchmark.cpp')
-rw-r--r-- | benchmarks/time_benchmark.cpp | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/benchmarks/time_benchmark.cpp b/benchmarks/time_benchmark.cpp index 4c6d5ddf2..f44c2802f 100644 --- a/benchmarks/time_benchmark.cpp +++ b/benchmarks/time_benchmark.cpp @@ -23,6 +23,7 @@ #include "util.h" static void BM_time_clock_gettime(benchmark::State& state) { + // CLOCK_MONOTONIC is required supported in vdso timespec t; while (state.KeepRunning()) { clock_gettime(CLOCK_MONOTONIC, &t); @@ -31,6 +32,7 @@ static void BM_time_clock_gettime(benchmark::State& state) { BIONIC_BENCHMARK(BM_time_clock_gettime); static void BM_time_clock_gettime_syscall(benchmark::State& state) { + // CLOCK_MONOTONIC is required supported in vdso timespec t; while (state.KeepRunning()) { syscall(__NR_clock_gettime, CLOCK_MONOTONIC, &t); @@ -38,6 +40,51 @@ static void BM_time_clock_gettime_syscall(benchmark::State& state) { } BIONIC_BENCHMARK(BM_time_clock_gettime_syscall); +static void BM_time_clock_gettime_MONOTONIC_COARSE(benchmark::State& state) { + // CLOCK_MONOTONIC_COARSE is required supported in vdso + timespec t; + while (state.KeepRunning()) { + clock_gettime(CLOCK_MONOTONIC_COARSE, &t); + } +} +BIONIC_BENCHMARK(BM_time_clock_gettime_MONOTONIC_COARSE); + +static void BM_time_clock_gettime_MONOTONIC_RAW(benchmark::State& state) { + // CLOCK_MONOTONIC_RAW is required supported in vdso + timespec t; + while (state.KeepRunning()) { + clock_gettime(CLOCK_MONOTONIC_RAW, &t); + } +} +BIONIC_BENCHMARK(BM_time_clock_gettime_MONOTONIC_RAW); + +static void BM_time_clock_gettime_REALTIME(benchmark::State& state) { + // CLOCK_REALTIME is required supported in vdso + timespec t; + while (state.KeepRunning()) { + clock_gettime(CLOCK_REALTIME, &t); + } +} +BIONIC_BENCHMARK(BM_time_clock_gettime_REALTIME); + +static void BM_time_clock_gettime_REALTIME_COARSE(benchmark::State& state) { + // CLOCK_REALTIME_COARSE is required supported in vdso + timespec t; + while (state.KeepRunning()) { + clock_gettime(CLOCK_REALTIME_COARSE, &t); + } +} +BIONIC_BENCHMARK(BM_time_clock_gettime_REALTIME_COARSE); + +static void BM_time_clock_gettime_BOOTTIME(benchmark::State& state) { + // CLOCK_BOOTTIME is optionally supported in vdso + timespec t; + while (state.KeepRunning()) { + clock_gettime(CLOCK_BOOTTIME, &t); + } +} +BIONIC_BENCHMARK(BM_time_clock_gettime_BOOTTIME); + static void BM_time_gettimeofday(benchmark::State& state) { timeval tv; while (state.KeepRunning()) { |