Files
triton/lib/jit/generation/tools/loop.hpp
2017-01-17 20:33:46 -05:00

61 lines
2.3 KiB
C++

/* Copyright 2015-2017 Philippe Tillet
*
* 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.
*/
#include "isaac/jit/generation/engine/stream.h"
#include "isaac/jit/generation/base.h"
#include <string>
#include "isaac/tools/cpp/string.hpp"
namespace isaac
{
namespace templates
{
template<class Fun>
inline void element_wise_loop_1D(kernel_generation_stream & stream, unsigned int vwidth,
std::string const & i, std::string const & bound, std::string const & domain_id, std::string const & domain_size, Fun const & generate_body)
{
std::string svwidth = tools::to_string(vwidth);
std::string init = domain_id + "*" + svwidth;
std::string lbound = bound + "/" + svwidth + "*" + svwidth;
std::string inc = domain_size + "*" + svwidth;
stream << "for(unsigned int " << i << " = " << init << "; " << i << " < " << lbound << "; " << i << " += " << inc << ")" << std::endl;
stream << "{" << std::endl;
stream.inc_tab();
generate_body(vwidth);
stream.dec_tab();
stream << "}" << std::endl;
if (vwidth>1)
{
stream << "for(unsigned int " << i << " = " << lbound << " + " << domain_id << "; " << i << " < " << bound << "; " << i << " += " + domain_size + ")" << std::endl;
stream << "{" << std::endl;
stream.inc_tab();
generate_body(1);
stream.dec_tab();
stream << "}" << std::endl;
}
}
}
}