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Merge branch 'develop' into feature/issue365

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This commit is contained in:
Niels 2016-11-23 08:48:54 +01:00
commit 5f4becb0f5
2 changed files with 45 additions and 1 deletions
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2
Makefile
View file

@ -95,7 +95,7 @@ pretty:
# benchmarks
json_benchmarks: benchmarks/benchmarks.cpp benchmarks/benchpress.hpp benchmarks/cxxopts.hpp src/json.hpp
cd benchmarks/files/numbers ; python generate.py
$(CXX) -std=c++11 $(CXXFLAGS) -DNDEBUG -O3 -flto -I src -I benchmarks $< $(LDFLAGS) -o $@
$(CXX) -std=c++11 -pthread $(CXXFLAGS) -DNDEBUG -O3 -flto -I src -I benchmarks $< $(LDFLAGS) -o $@
./json_benchmarks

44
benchmarks/benchmarks.cpp
View file

@ -3,14 +3,36 @@
#include <fstream>
#include <benchpress.hpp>
#include <json.hpp>
#include <pthread.h>
#include <thread>
struct StartUp
{
StartUp()
{
#ifndef __llvm__
// pin thread to a single CPU
cpu_set_t cpuset;
pthread_t thread;
thread = pthread_self();
CPU_ZERO(&cpuset);
CPU_SET(std::thread::hardware_concurrency() - 1, &cpuset);
pthread_setaffinity_np(thread, sizeof(cpu_set_t), &cpuset);
#endif
}
};
StartUp startup;
BENCHMARK("parse jeopardy.json", [](benchpress::context* ctx)
{
for (size_t i = 0; i < ctx->num_iterations(); ++i)
{
ctx->stop_timer();
std::ifstream input_file("benchmarks/files/jeopardy/jeopardy.json");
nlohmann::json j;
ctx->start_timer();
j << input_file;
ctx->stop_timer();
}
})
@ -18,9 +40,12 @@ BENCHMARK("parse canada.json", [](benchpress::context* ctx)
{
for (size_t i = 0; i < ctx->num_iterations(); ++i)
{
ctx->stop_timer();
std::ifstream input_file("benchmarks/files/nativejson-benchmark/canada.json");
nlohmann::json j;
ctx->start_timer();
j << input_file;
ctx->stop_timer();
}
})
@ -28,9 +53,12 @@ BENCHMARK("parse citm_catalog.json", [](benchpress::context* ctx)
{
for (size_t i = 0; i < ctx->num_iterations(); ++i)
{
ctx->stop_timer();
std::ifstream input_file("benchmarks/files/nativejson-benchmark/citm_catalog.json");
nlohmann::json j;
ctx->start_timer();
j << input_file;
ctx->stop_timer();
}
})
@ -38,9 +66,12 @@ BENCHMARK("parse twitter.json", [](benchpress::context* ctx)
{
for (size_t i = 0; i < ctx->num_iterations(); ++i)
{
ctx->stop_timer();
std::ifstream input_file("benchmarks/files/nativejson-benchmark/twitter.json");
nlohmann::json j;
ctx->start_timer();
j << input_file;
ctx->stop_timer();
}
})
@ -48,9 +79,12 @@ BENCHMARK("parse numbers/floats.json", [](benchpress::context* ctx)
{
for (size_t i = 0; i < ctx->num_iterations(); ++i)
{
ctx->stop_timer();
std::ifstream input_file("benchmarks/files/numbers/floats.json");
nlohmann::json j;
ctx->start_timer();
j << input_file;
ctx->stop_timer();
}
})
@ -58,9 +92,12 @@ BENCHMARK("parse numbers/signed_ints.json", [](benchpress::context* ctx)
{
for (size_t i = 0; i < ctx->num_iterations(); ++i)
{
ctx->stop_timer();
std::ifstream input_file("benchmarks/files/numbers/signed_ints.json");
nlohmann::json j;
ctx->start_timer();
j << input_file;
ctx->stop_timer();
}
})
@ -68,9 +105,12 @@ BENCHMARK("parse numbers/unsigned_ints.json", [](benchpress::context* ctx)
{
for (size_t i = 0; i < ctx->num_iterations(); ++i)
{
ctx->stop_timer();
std::ifstream input_file("benchmarks/files/numbers/unsigned_ints.json");
nlohmann::json j;
ctx->start_timer();
j << input_file;
ctx->stop_timer();
}
})
@ -84,7 +124,9 @@ BENCHMARK("dump jeopardy.json", [](benchpress::context* ctx)
ctx->reset_timer();
for (size_t i = 0; i < ctx->num_iterations(); ++i)
{
ctx->start_timer();
output_file << j;
ctx->stop_timer();
}
std::remove("jeopardy.dump.json");
@ -100,7 +142,9 @@ BENCHMARK("dump jeopardy.json with indent", [](benchpress::context* ctx)
ctx->reset_timer();
for (size_t i = 0; i < ctx->num_iterations(); ++i)
{
ctx->start_timer();
output_file << std::setw(4) << j;
ctx->stop_timer();
}
std::remove("jeopardy.dump.json");