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/*! \file */
/* ************************************************************************
* Copyright (C) 2019-2022 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_random.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
// Random number generator
// Note: We do not use random_device to initialize the RNG, because we want
// repeatability in case of test failure. TODO: Add seed as an optional CLI
// argument, and print the seed on output, to ensure repeatability.
rocsparse_rng_t rocsparse_rng(69069);
rocsparse_rng_t rocsparse_rng_nan(69069);
rocsparse_rng_t rocsparse_seed(rocsparse_rng);
void rocsparse_rng_set(rocsparse_rng_t a)
{
rocsparse_rng = a;
}
void rocsparse_seed_set(rocsparse_rng_t a)
{
rocsparse_seed = a;
}
void rocsparse_rng_nan_set(rocsparse_rng_t a)
{
rocsparse_rng_nan = a;
}
rocsparse_rng_t& rocsparse_rng_get()
{
return rocsparse_rng;
}
rocsparse_rng_t& rocsparse_seed_get()
{
return rocsparse_seed;
}
rocsparse_rng_t& rocsparse_rng_nan_get()
{
return rocsparse_rng_nan;
}
/* ============================================================================================ */
// 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
}
/* ============================================================================================ */
/* 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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