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/* mockturtle: C++ logic network library
* Copyright (C) 2018-2022 EPFL
*
* 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.
*/
/*!
\file exorcism.hpp
\brief Wrapper for ABC's exorcism
\author Heinz Riener
\author Mathias Soeken
*/
#pragma once
#include <vector>
#include <eabc/exor.h>
#include <kitty/constructors.hpp>
#include <kitty/cube.hpp>
#include <kitty/dynamic_truth_table.hpp>
#include <kitty/esop.hpp>
namespace abc::exorcism
{
extern int Abc_ExorcismMain( Vec_Wec_t* vEsop, int nIns, int nOuts, std::function<void( uint32_t, uint32_t )> const& onCube, int Quality, int Verbosity, int nCubesMax, int fUseQCost );
}
namespace mockturtle
{
inline std::vector<kitty::cube> exorcism( std::vector<kitty::cube> const& esop, uint32_t num_vars )
{
auto vesop = abc::exorcism::Vec_WecAlloc( esop.size() );
for ( auto const& cube : esop )
{
auto vcube = abc::exorcism::Vec_WecPushLevel( vesop );
for ( auto i = 0u; i < num_vars; ++i )
{
if ( !cube.get_mask( i ) )
continue;
abc::exorcism::Vec_IntPush( vcube, cube.get_bit( i ) ? 2 * i : 2 * i + 1 );
}
abc::exorcism::Vec_IntPush( vcube, -1 );
}
std::vector<kitty::cube> exorcism_esop;
abc::exorcism::Abc_ExorcismMain(
vesop, num_vars, 1, [&]( uint32_t bits, uint32_t mask ) { exorcism_esop.emplace_back( bits, mask ); }, 2, 0, 4 * esop.size(), 0 );
abc::exorcism::Vec_WecFree( vesop );
return exorcism_esop;
}
inline std::vector<kitty::cube> exorcism( kitty::dynamic_truth_table const& func )
{
return exorcism( kitty::esop_from_optimum_pkrm( func ), func.num_vars() );
}
} // namespace mockturtle

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