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/*
* yosys -- Yosys Open SYnthesis Suite
*
* Copyright (C) 2012 Clifford Wolf <clifford@clifford.at>
*
* 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.
*
*/
#include "kernel/rtlil.h"
#include "kernel/register.h"
#include "kernel/sigtools.h"
#include "kernel/celltypes.h"
#include "kernel/log.h"
#include <string>
USING_YOSYS_NAMESPACE
PRIVATE_NAMESPACE_BEGIN
struct TableBackend : public Backend {
TableBackend() : Backend("table", "write design as connectivity table") { }
virtual void help()
{
// |---v---|---v---|---v---|---v---|---v---|---v---|---v---|---v---|---v---|---v---|
log("\n");
log(" write_table [options] [filename]\n");
log("\n");
log("Write the current design as connectivity table. The output is a tab-separated\n");
log("ASCII table with the following columns:\n");
log("\n");
log(" module name\n");
log(" cell name\n");
log(" cell type\n");
log(" cell port\n");
log(" direction\n");
log(" signal\n");
log("\n");
log("module inputs and outputs are output using cell type and port '-' and with\n");
log("'pi' (primary input) or 'po' (primary output) or 'pio' as direction.\n");
}
virtual void execute(std::ostream *&f, std::string filename, std::vector<std::string> args, RTLIL::Design *design)
{
log_header(design, "Executing TABLE backend.\n");
size_t argidx;
for (argidx = 1; argidx < args.size(); argidx++)
{
// if (args[argidx] == "-top" && argidx+1 < args.size()) {
// top_module_name = args[++argidx];
// continue;
// }
break;
}
extra_args(f, filename, args, argidx);
design->sort();
for (auto module : design->modules())
{
if (module->get_bool_attribute("\\blackbox"))
continue;
SigMap sigmap(module);
for (auto wire : module->wires())
{
if (wire->port_id == 0)
continue;
*f << log_id(module) << "\t";
*f << log_id(wire) << "\t";
*f << "-" << "\t";
*f << "-" << "\t";
if (wire->port_input && wire->port_output)
*f << "pio" << "\t";
else if (wire->port_input)
*f << "pi" << "\t";
else if (wire->port_output)
*f << "po" << "\t";
else
log_abort();
*f << log_signal(sigmap(wire)) << "\n";
}
for (auto cell : module->cells())
for (auto conn : cell->connections())
{
*f << log_id(module) << "\t";
*f << log_id(cell) << "\t";
*f << log_id(cell->type) << "\t";
*f << log_id(conn.first) << "\t";
if (cell->input(conn.first) && cell->output(conn.first))
*f << "inout" << "\t";
else if (cell->input(conn.first))
*f << "in" << "\t";
else if (cell->output(conn.first))
*f << "out" << "\t";
else
*f << "unkown" << "\t";
*f << log_signal(sigmap(conn.second)) << "\n";
}
}
}
} TableBackend;
PRIVATE_NAMESPACE_END
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