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triton/lib/jit/generation/tools/loop.hpp

60 lines
2.1 KiB
C++

/*
* Copyright (c) 2015, PHILIPPE TILLET. All rights reserved.
*
* This file is part of ISAAC.
*
* ISAAC is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
* MA 02110-1301 USA
*/
#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;
}
}
}
}