yosys/passes/cmds/rename.cc

121 lines
3.7 KiB
C++

/*
* 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/register.h"
#include "kernel/rtlil.h"
#include "kernel/log.h"
static void rename_in_module(RTLIL::Module *module, std::string from_name, std::string to_name)
{
from_name = RTLIL::escape_id(from_name);
to_name = RTLIL::escape_id(to_name);
if (module->count_id(to_name))
log_cmd_error("There is already an object `%s' in module `%s'.\n", to_name.c_str(), module->name.c_str());
for (auto &it : module->wires)
if (it.first == from_name) {
RTLIL::Wire *wire = it.second;
log("Renaming wire %s to %s in module %s.\n", wire->name.c_str(), to_name.c_str(), module->name.c_str());
module->wires.erase(wire->name);
wire->name = to_name;
module->add(wire);
return;
}
for (auto &it : module->cells)
if (it.first == from_name) {
RTLIL::Cell *cell = it.second;
log("Renaming cell %s to %s in module %s.\n", cell->name.c_str(), to_name.c_str(), module->name.c_str());
module->cells.erase(cell->name);
cell->name = to_name;
module->add(cell);
return;
}
log_cmd_error("Object `%s' not found!\n", from_name.c_str());
}
struct RenamePass : public Pass {
RenamePass() : Pass("rename", "rename object in the design") { }
virtual void help()
{
// |---v---|---v---|---v---|---v---|---v---|---v---|---v---|---v---|---v---|---v---|
log("\n");
log(" rename old_name new_name\n");
log("\n");
log("Rename the specified object. Note that selection patterns are not supported\n");
log("by this command.\n");
log("\n");
}
virtual void execute(std::vector<std::string> args, RTLIL::Design *design)
{
bool flag_enumerate = false;
size_t argidx;
for (argidx = 1; argidx < args.size(); argidx++)
{
std::string arg = args[argidx];
//if (arg == "-enumerate") {
// flag_enumerate = true;
// continue;
//}
break;
}
if (flag_enumerate)
{
extra_args(args, argidx, design);
log_cmd_error("Sorry: Enumeration mode is not implemented at the moment.\n");
}
else
{
if (argidx+2 != args.size())
log_cmd_error("Invalid number of arguments!\n");
std::string from_name = args[argidx++];
std::string to_name = args[argidx++];
if (!design->selected_active_module.empty())
{
if (design->modules.count(design->selected_active_module) > 0)
rename_in_module(design->modules.at(design->selected_active_module), from_name, to_name);
}
else
{
for (auto &mod : design->modules) {
if (mod.first == from_name || RTLIL::unescape_id(mod.first) == from_name) {
to_name = RTLIL::escape_id(to_name);
log("Renaming module %s to %s.\n", mod.first.c_str(), to_name.c_str());
RTLIL::Module *module = mod.second;
design->modules.erase(module->name);
module->name = to_name;
design->modules[module->name] = module;
goto rename_ok;
}
}
log_cmd_error("Object `%s' not found!\n", from_name.c_str());
rename_ok:;
}
}
}
} RenamePass;