Files
triton/bench/blas.cpp
2014-10-27 05:35:04 -04:00

64 lines
1.8 KiB
C++

#include "viennacl/matrix.hpp"
#include "viennacl/vector.hpp"
#include "viennacl/tools/timer.hpp"
#include "atidlas/model/import.hpp"
#include "atidlas/model/model.hpp"
#include <iomanip>
#include <stdlib.h>
namespace ad = atidlas;
typedef atidlas::atidlas_int_t int_t;
template<class T>
void bench(std::vector<int_t> BLAS1_N, std::map<std::string, ad::tools::shared_ptr<ad::model> > & models)
{
viennacl::tools::timer timer;
#define BENCHMARK(OP, resname) \
OP;\
viennacl::backend::finish();\
timer.start(); \
OP;\
viennacl::backend::finish();\
float resname = timer.get()
//BLAS1
{
for(std::vector<int_t>::const_iterator it = BLAS1_N.begin() ; it != BLAS1_N.end() ; ++it)
{
viennacl::vector<T> x(*it), y(*it), z(*it);
viennacl::scheduler::statement statement(z, viennacl::op_assign(), x + y);
BENCHMARK(models["vector-axpy-float32"]->execute(statement), time_model);
BENCHMARK(models["vector-axpy-float32"]->execute(statement, true), time_unique_kernel);
models["vector-axpy-float32"]->tune(statement);
BENCHMARK(models["vector-axpy-float32"]->execute(statement), time_opt);
std::cout << *it << " " << time_unique_kernel << " " << time_model << " " << time_opt << std::endl;
}
}
}
std::vector<int_t> create_log_range(int_t min, int_t max, int_t N)
{
std::vector<int_t> res(N);
for(int_t i = 0 ; i < N ; ++i)
//res[i] = std::exp(std::log(min) + float(std::log(max) - std::log(min)*i)/N);
res[i] = std::exp(std::log(min) + (float)(std::log(max) - std::log(min))*i/N);
return res;
}
int main()
{
std::map<std::string, ad::tools::shared_ptr<ad::model> > models = ad::import("geforce_gt_540m.json");
std::vector<int_t> BLAS1_N = create_log_range(1e3, 1e7, 20);
std::cout << "Benchmark : BLAS" << std::endl;
std::cout << "----------------" << std::endl;
bench<float>(BLAS1_N, models);
}