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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/register.h"
#include "kernel/rtlil.h"
#include "kernel/log.h"
USING_YOSYS_NAMESPACE
PRIVATE_NAMESPACE_BEGIN
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) {
Wire *w = it.second;
log("Renaming wire %s to %s in module %s.\n", log_id(w), log_id(to_name), log_id(module));
module->rename(w, to_name);
if (w->port_id)
module->fixup_ports();
return;
}
for (auto &it : module->cells_)
if (it.first == from_name) {
log("Renaming cell %s to %s in module %s.\n", log_id(it.second), log_id(to_name), log_id(module));
module->rename(it.second, to_name);
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");
log("\n");
log(" rename -enumerate [-pattern <pattern>] [selection]\n");
log("\n");
log("Assign short auto-generated names to all selected wires and cells with private\n");
log("names. The -pattern option can be used to set the pattern for the new names.\n");
log("The character %% in the pattern is replaced with a integer number. The default\n");
log("pattern is '_%%_'.\n");
log("\n");
log(" rename -hide [selection]\n");
log("\n");
log("Assign private names (the ones with $-prefix) to all selected wires and cells\n");
log("with public names. This ignores all selected ports.\n");
log("\n");
log(" rename -top new_name\n");
log("\n");
log("Rename top module.\n");
log("\n");
}
virtual void execute(std::vector<std::string> args, RTLIL::Design *design)
{
std::string pattern_prefix = "_", pattern_suffix = "_";
bool flag_enumerate = false;
bool flag_hide = false;
bool flag_top = false;
bool got_mode = false;
size_t argidx;
for (argidx = 1; argidx < args.size(); argidx++)
{
std::string arg = args[argidx];
if (arg == "-enumerate" && !got_mode) {
flag_enumerate = true;
got_mode = true;
continue;
}
if (arg == "-hide" && !got_mode) {
flag_hide = true;
got_mode = true;
continue;
}
if (arg == "-top" && !got_mode) {
flag_top = true;
got_mode = true;
continue;
}
if (arg == "-pattern" && argidx+1 < args.size() && args[argidx+1].find('%') != std::string::npos) {
int pos = args[++argidx].find('%');
pattern_prefix = args[argidx].substr(0, pos);
pattern_suffix = args[argidx].substr(pos+1);
continue;
}
break;
}
if (flag_enumerate)
{
extra_args(args, argidx, design);
for (auto &mod : design->modules_)
{
int counter = 0;
RTLIL::Module *module = mod.second;
if (!design->selected(module))
continue;
dict<RTLIL::IdString, RTLIL::Wire*> new_wires;
for (auto &it : module->wires_) {
if (it.first[0] == '$' && design->selected(module, it.second))
do it.second->name = stringf("\\%s%d%s", pattern_prefix.c_str(), counter++, pattern_suffix.c_str());
while (module->count_id(it.second->name) > 0);
new_wires[it.second->name] = it.second;
}
module->wires_.swap(new_wires);
module->fixup_ports();
dict<RTLIL::IdString, RTLIL::Cell*> new_cells;
for (auto &it : module->cells_) {
if (it.first[0] == '$' && design->selected(module, it.second))
do it.second->name = stringf("\\%s%d%s", pattern_prefix.c_str(), counter++, pattern_suffix.c_str());
while (module->count_id(it.second->name) > 0);
new_cells[it.second->name] = it.second;
}
module->cells_.swap(new_cells);
}
}
else
if (flag_hide)
{
extra_args(args, argidx, design);
for (auto &mod : design->modules_)
{
RTLIL::Module *module = mod.second;
if (!design->selected(module))
continue;
dict<RTLIL::IdString, RTLIL::Wire*> new_wires;
for (auto &it : module->wires_) {
if (design->selected(module, it.second))
if (it.first[0] == '\\' && it.second->port_id == 0)
it.second->name = NEW_ID;
new_wires[it.second->name] = it.second;
}
module->wires_.swap(new_wires);
module->fixup_ports();
dict<RTLIL::IdString, RTLIL::Cell*> new_cells;
for (auto &it : module->cells_) {
if (design->selected(module, it.second))
if (it.first[0] == '\\')
it.second->name = NEW_ID;
new_cells[it.second->name] = it.second;
}
module->cells_.swap(new_cells);
}
}
else
if (flag_top)
{
if (argidx+1 != args.size())
log_cmd_error("Invalid number of arguments!\n");
IdString new_name = RTLIL::escape_id(args[argidx]);
RTLIL::Module *module = design->top_module();
if (module == NULL)
log_cmd_error("No top module found!\n");
log("Renaming module %s to %s.\n", log_id(module), log_id(new_name));
design->rename(module, new_name);
}
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;
PRIVATE_NAMESPACE_END
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