diff options
Diffstat (limited to 'checks/bench.cpp')
| -rw-r--r-- | checks/bench.cpp | 36 |
1 files changed, 17 insertions, 19 deletions
diff --git a/checks/bench.cpp b/checks/bench.cpp index e9eb92199..5faba00db 100644 --- a/checks/bench.cpp +++ b/checks/bench.cpp @@ -14,9 +14,12 @@ #include <botan/engine.h> #include <botan/parsing.h> #include <botan/symkey.h> -#include <botan/time.h> #include <botan/hex.h> +#include <chrono> + +typedef std::chrono::high_resolution_clock benchmark_clock; + #include "common.h" #include "bench.h" @@ -150,18 +153,6 @@ void report_results(const std::string& algo, std::cout << algo; -#if defined(__SUNPRO_CC) - #define REVERSE_ITERATOR_BUG 1 -#elif defined(__GNUC__) && __GNUC__ <= 3 - #define REVERSE_ITERATOR_BUG 1 -#elif defined(__GNUC__) && (__GNUC__ == 4 && __GNUC_MINOR__ == 0) - #define REVERSE_ITERATOR_BUG 1 -#endif - -#ifndef REVERSE_ITERATOR_BUG - #define REVERSE_ITERATOR_BUG 0 -#endif - #if (defined(__GNUC__) && __GNUC__ <= 3) || defined(__SUNPRO_CC) // Work around GCC 3.x bug, reverse iterators don't work for(std::map<double, std::string>::const_iterator i = results.begin(); i != results.end(); ++i) @@ -184,10 +175,11 @@ bool bench_algo(const std::string& algo, { Botan::Algorithm_Factory& af = Botan::global_state().algorithm_factory(); - u32bit milliseconds = static_cast<u32bit>(seconds * 1000); + std::chrono::milliseconds ms( + static_cast<std::chrono::milliseconds::rep>(seconds * 1000)); std::map<std::string, double> speeds = - algorithm_benchmark(algo, af, rng, milliseconds, buf_size); + algorithm_benchmark(algo, af, rng, ms, buf_size); if(speeds.empty()) // maybe a cipher mode, then? { @@ -236,17 +228,23 @@ bool bench_algo(const std::string& algo, Botan::Pipe pipe(filt, new Botan::BitBucket); pipe.start_msg(); - const u64bit start = Botan::get_nanoseconds_clock(); - u64bit nanoseconds_used = 0; + std::chrono::nanoseconds max_time(nanoseconds_max); + std::chrono::nanoseconds time_used(0); + + auto start = benchmark_clock::now(); + u64bit reps = 0; - while(nanoseconds_used < nanoseconds_max) + while(time_used < max_time) { pipe.write(&buf[0], buf.size()); ++reps; - nanoseconds_used = Botan::get_nanoseconds_clock() - start; + time_used = benchmark_clock::now() - start; } + u64bit nanoseconds_used = + std::chrono::duration_cast<std::chrono::nanoseconds>(time_used).count(); + double mbytes_per_second = (953.67 * (buf.size() * reps)) / nanoseconds_used; |