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bionic benchmarks: export benchmark library

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Export libbenchmark for external projects to write benchmarks against.

Change-Id: I3b04a56a62ce517afc0d5e06dc8d28879ada3d30
This commit is contained in:
Colin Cross
2013-11-15 14:34:22 -08:00
committed by Elliott Hughes
parent 6fac2f680f
commit 7b9df19491
3 changed files with 40 additions and 14 deletions
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20
benchmarks/benchmark_main.cpp
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@@ -14,7 +14,7 @@
* limitations under the License.
*/
#include "benchmark.h"
#include <benchmark.h>
#include <regex.h>
#include <stdio.h>
@@ -29,11 +29,15 @@
static int64_t g_bytes_processed;
static int64_t g_benchmark_total_time_ns;
static int64_t g_benchmark_start_time_ns;
static int g_name_column_width = 20;
typedef std::map<std::string, ::testing::Benchmark*> BenchmarkMap;
typedef BenchmarkMap::iterator BenchmarkMapIt;
static BenchmarkMap g_benchmarks;
static int g_name_column_width = 20;
static BenchmarkMap& Benchmarks() {
static BenchmarkMap benchmarks;
return benchmarks;
}
static int Round(int n) {
int base = 1;
@@ -98,7 +102,7 @@ void Benchmark::Register(const char* name, void (*fn)(int), void (*fn_range)(int
exit(EXIT_FAILURE);
}
g_benchmarks.insert(std::make_pair(name, this));
Benchmarks().insert(std::make_pair(name, this));
}
void Benchmark::Run() {
@@ -191,18 +195,18 @@ void StartBenchmarkTiming() {
}
int main(int argc, char* argv[]) {
if (g_benchmarks.empty()) {
if (Benchmarks().empty()) {
fprintf(stderr, "No benchmarks registered!\n");
exit(EXIT_FAILURE);
}
for (BenchmarkMapIt it = g_benchmarks.begin(); it != g_benchmarks.end(); ++it) {
for (BenchmarkMapIt it = Benchmarks().begin(); it != Benchmarks().end(); ++it) {
int name_width = static_cast<int>(strlen(it->second->Name()));
g_name_column_width = std::max(g_name_column_width, name_width);
}
bool need_header = true;
for (BenchmarkMapIt it = g_benchmarks.begin(); it != g_benchmarks.end(); ++it) {
for (BenchmarkMapIt it = Benchmarks().begin(); it != Benchmarks().end(); ++it) {
::testing::Benchmark* b = it->second;
if (b->ShouldRun(argc, argv)) {
if (need_header) {
@@ -217,7 +221,7 @@ int main(int argc, char* argv[]) {
if (need_header) {
fprintf(stderr, "No matching benchmarks!\n");
fprintf(stderr, "Available benchmarks:\n");
for (BenchmarkMapIt it = g_benchmarks.begin(); it != g_benchmarks.end(); ++it) {
for (BenchmarkMapIt it = Benchmarks().begin(); it != Benchmarks().end(); ++it) {
fprintf(stderr, " %s\n", it->second->Name());
}
exit(EXIT_FAILURE);