OpenFPGA/libs/EXTERNAL/libblifparse/src/blif_pretty_print.hpp

60 lines
1.9 KiB
C++

#ifndef BLIF_PRETTY_PRINT
#define BLIF_PRETTY_PRINT
#include <cstdio>
#include "blifparse.hpp"
namespace blifparse {
//An example callback which pretty-prints to stdout
//the BLIF which is being parsed
class BlifPrettyPrinter : public Callback {
public:
BlifPrettyPrinter(bool print_file_line=false)
: print_file_line_(print_file_line) {}
void start_parse() override;
void filename(std::string fname) override;
void lineno(int line_num) override;
void begin_model(std::string model_name) override;
void inputs(std::vector<std::string> inputs) override;
void outputs(std::vector<std::string> outputs) override;
void names(std::vector<std::string> nets, std::vector<std::vector<LogicValue>> so_cover) override;
void latch(std::string input, std::string output, LatchType type, std::string control, LogicValue init) override;
void subckt(std::string model, std::vector<std::string> ports, std::vector<std::string> nets) override;
void blackbox() override;
void end_model() override;
//BLIF Extensions
void conn(std::string src, std::string dst) override;
void cname(std::string cell_name) override;
void attr(std::string name, std::string value) override;
void param(std::string name, std::string value) override;
void finish_parse() override;
void parse_error(const int curr_lineno, const std::string& near_text, const std::string& msg) override {
fprintf(stderr, "Custom Error at line %d near '%s': %s\n", curr_lineno, near_text.c_str(), msg.c_str());
had_error_ = true;
}
bool had_error() { return had_error_; }
private:
std::string indent();
size_t indent_level_ = 0;
std::string filename_ = "";
int lineno_ = 0;
bool print_file_line_ = false;
bool had_error_ = false;
};
}
#endif