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#include "benchmark_api_internal.h"
#include <cinttypes>
#include "string_util.h"
namespace benchmark {
namespace internal {
BenchmarkInstance::BenchmarkInstance(Benchmark* benchmark, int family_idx,
int per_family_instance_idx,
const std::vector<int64_t>& args,
int thread_count)
: benchmark_(*benchmark),
family_index_(family_idx),
per_family_instance_index_(per_family_instance_idx),
aggregation_report_mode_(benchmark_.aggregation_report_mode_),
args_(args),
time_unit_(benchmark_.GetTimeUnit()),
measure_process_cpu_time_(benchmark_.measure_process_cpu_time_),
use_real_time_(benchmark_.use_real_time_),
use_manual_time_(benchmark_.use_manual_time_),
complexity_(benchmark_.complexity_),
complexity_lambda_(benchmark_.complexity_lambda_),
statistics_(benchmark_.statistics_),
repetitions_(benchmark_.repetitions_),
min_time_(benchmark_.min_time_),
min_warmup_time_(benchmark_.min_warmup_time_),
iterations_(benchmark_.iterations_),
threads_(thread_count) {
name_.function_name = benchmark_.name_;
size_t arg_i = 0;
for (const auto& arg : args) {
if (!name_.args.empty()) {
name_.args += '/';
}
if (arg_i < benchmark->arg_names_.size()) {
const auto& arg_name = benchmark_.arg_names_[arg_i];
if (!arg_name.empty()) {
name_.args += StrFormat("%s:", arg_name.c_str());
}
}
name_.args += StrFormat("%" PRId64, arg);
++arg_i;
}
if (!IsZero(benchmark->min_time_)) {
name_.min_time = StrFormat("min_time:%0.3f", benchmark_.min_time_);
}
if (!IsZero(benchmark->min_warmup_time_)) {
name_.min_warmup_time =
StrFormat("min_warmup_time:%0.3f", benchmark_.min_warmup_time_);
}
if (benchmark_.iterations_ != 0) {
name_.iterations = StrFormat(
"iterations:%lu", static_cast<unsigned long>(benchmark_.iterations_));
}
if (benchmark_.repetitions_ != 0) {
name_.repetitions = StrFormat("repeats:%d", benchmark_.repetitions_);
}
if (benchmark_.measure_process_cpu_time_) {
name_.time_type = "process_time";
}
if (benchmark_.use_manual_time_) {
if (!name_.time_type.empty()) {
name_.time_type += '/';
}
name_.time_type += "manual_time";
} else if (benchmark_.use_real_time_) {
if (!name_.time_type.empty()) {
name_.time_type += '/';
}
name_.time_type += "real_time";
}
if (!benchmark_.thread_counts_.empty()) {
name_.threads = StrFormat("threads:%d", threads_);
}
setup_ = benchmark_.setup_;
teardown_ = benchmark_.teardown_;
}
State BenchmarkInstance::Run(
IterationCount iters, int thread_id, internal::ThreadTimer* timer,
internal::ThreadManager* manager,
internal::PerfCountersMeasurement* perf_counters_measurement) const {
State st(iters, args_, thread_id, threads_, timer, manager,
perf_counters_measurement);
benchmark_.Run(st);
return st;
}
void BenchmarkInstance::Setup() const {
if (setup_) {
State st(/*iters*/ 1, args_, /*thread_id*/ 0, threads_, nullptr, nullptr,
nullptr);
setup_(st);
}
}
void BenchmarkInstance::Teardown() const {
if (teardown_) {
State st(/*iters*/ 1, args_, /*thread_id*/ 0, threads_, nullptr, nullptr,
nullptr);
teardown_(st);
}
}
} // namespace internal
} // namespace benchmark
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