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/*! \file */
/* ************************************************************************
* Copyright (C) 2019-2023 Advanced Micro Devices, Inc. All rights Reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*
* ************************************************************************ */
#ifdef WIN32
#include <windows.h>
#endif
#include "rocsparse_clients_envariables.hpp"
#include "utility.hpp"
#include <chrono>
#include <cstdlib>
#ifdef WIN32
#define strcasecmp(A, B) _stricmp(A, B)
#ifdef __cpp_lib_filesystem
#include <filesystem>
namespace fs = std::filesystem;
#else
#include <experimental/filesystem>
namespace fs = std::experimental::filesystem;
#endif
#else
#include <fcntl.h>
#endif
/* ============================================================================================ */
// Return path of this executable
std::string rocsparse_exepath()
{
#ifdef WIN32
std::vector<TCHAR> result(MAX_PATH + 1);
// Ensure result is large enough to accomodate the path
DWORD length = 0;
for(;;)
{
length = GetModuleFileNameA(nullptr, result.data(), result.size());
if(length < result.size() - 1)
{
result.resize(length + 1);
break;
}
result.resize(result.size() * 2);
}
fs::path exepath(result.begin(), result.end());
exepath = exepath.remove_filename();
exepath += exepath.empty() ? "" : "/";
return exepath.string();
#else
std::string pathstr;
char* path = realpath("/proc/self/exe", 0);
if(path)
{
char* p = strrchr(path, '/');
if(p)
{
p[1] = 0;
pathstr = path;
}
free(path);
}
return pathstr;
#endif
}
/* ==================================================================================== */
// Return path where the test data file (rocsparse_test.data) is located
std::string rocsparse_datapath()
{
// first check an environment variable
if(rocsparse_clients_envariables::is_defined(rocsparse_clients_envariables::TEST_DATA_DIR))
{
return rocsparse_clients_envariables::get(rocsparse_clients_envariables::TEST_DATA_DIR);
}
#ifdef WIN32
fs::path share_path = fs::path(rocsparse_exepath() + "../share/rocsparse/test");
std::error_code ec;
fs::path path = fs::canonical(share_path, ec);
if(!ec)
{
if(fs::exists(path, ec) && !ec)
{
path += path.empty() ? "" : "/";
return path.string();
}
}
#else
std::string pathstr;
// Debian
#ifdef INSTALL_TEST_DATA_DIR
std::string share_path = INSTALL_TEST_DATA_DIR;
if (share_path.back() != '/') {
share_path += '/';
}
return share_path;
#else
std::string share_path = rocsparse_exepath() + "../share/rocsparse/test";
#endif
char* path = realpath(share_path.c_str(), 0);
if(path != NULL)
{
pathstr = path;
pathstr += "/";
free(path);
return pathstr;
}
#endif
return rocsparse_exepath();
}
/* ============================================================================================ */
/* timing:*/
/*! \brief CPU Timer(in microsecond): synchronize with the default device and return wall time */
double get_time_us(void)
{
hipDeviceSynchronize();
auto now = std::chrono::steady_clock::now();
// struct timeval tv;
// gettimeofday(&tv, NULL);
// return (tv.tv_sec * 1000 * 1000) + tv.tv_usec;
auto duration
= std::chrono::duration_cast<std::chrono::microseconds>(now.time_since_epoch()).count();
return (static_cast<double>(duration));
};
/*! \brief CPU Timer(in microsecond): synchronize with given queue/stream and return wall time */
double get_time_us_sync(hipStream_t stream)
{
hipStreamSynchronize(stream);
auto now = std::chrono::steady_clock::now();
// struct timeval tv;
// gettimeofday(&tv, NULL);
// return (tv.tv_sec * 1000 * 1000) + tv.tv_usec;
auto duration
= std::chrono::duration_cast<std::chrono::microseconds>(now.time_since_epoch()).count();
return (static_cast<double>(duration));
};
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