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/*
* yosys -- Yosys Open SYnthesis Suite
*
* Copyright (C) 2012 Clifford Wolf <clifford@clifford.at>
* 2019 Eddie Hung <eddie@fpgeh.com>
*
* Permission to use, copy, modify, and/or distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*
*/
#ifndef ABC_AIGERPARSE
#define ABC_AIGERPARSE
#include "kernel/yosys.h"
YOSYS_NAMESPACE_BEGIN
struct AigerReader
{
RTLIL::Design *design;
std::istream &f;
RTLIL::IdString clk_name;
RTLIL::Module *module;
std::string map_filename;
bool wideports;
const int aiger_autoidx;
unsigned M, I, L, O, A;
unsigned B, C, J, F; // Optional in AIGER 1.9
unsigned line_count;
uint32_t piNum, flopNum;
std::vector<RTLIL::Wire*> inputs;
std::vector<RTLIL::Wire*> latches;
std::vector<RTLIL::Wire*> outputs;
std::vector<RTLIL::Wire*> bad_properties;
std::vector<RTLIL::Cell*> boxes;
std::vector<int> mergeability, initial_state;
AigerReader(RTLIL::Design *design, std::istream &f, RTLIL::IdString module_name, RTLIL::IdString clk_name, std::string map_filename, bool wideports);
void parse_aiger();
void parse_xaiger();
void parse_aiger_ascii();
void parse_aiger_binary();
void post_process();
RTLIL::Wire* createWireIfNotExists(RTLIL::Module *module, unsigned literal);
};
YOSYS_NAMESPACE_END
#endif
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