passes/cmds/copy.cc

   1 /*
   2  *  yosys -- Yosys Open SYnthesis Suite
   3  *
   4  *  Copyright (C) 2012  Clifford Wolf <clifford@clifford.at>
   5  *
   6  *  Permission to use, copy, modify, and/or distribute this software for any
   7  *  purpose with or without fee is hereby granted, provided that the above
   8  *  copyright notice and this permission notice appear in all copies.
   9  *
  10  *  THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
  11  *  WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
  12  *  MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
  13  *  ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
  14  *  WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
  15  *  ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
  16  *  OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  17  *
  18  */
  19
  20 #include "kernel/register.h"
  21 #include "kernel/rtlil.h"
  22 #include "kernel/log.h"
  23
  24 USING_YOSYS_NAMESPACE
  25 PRIVATE_NAMESPACE_BEGIN
  26
  27 struct CopyPass : public Pass {
  28         CopyPass() : Pass("copy", "copy modules in the design") { }
  29         void help() YS_OVERRIDE
  30         {
  31                 //   |---v---|---v---|---v---|---v---|---v---|---v---|---v---|---v---|---v---|---v---|
  32                 log("\n");
  33                 log("    copy old_name new_name\n");
  34                 log("\n");
  35                 log("Copy the specified module. Note that selection patterns are not supported\n");
  36                 log("by this command.\n");
  37                 log("\n");
  38         }
  39         void execute(std::vector<std::string> args, RTLIL::Design *design) YS_OVERRIDE
  40         {
  41                 if (args.size() != 3)
  42                         log_cmd_error("Invalid number of arguments!\n");
  43
  44                 std::string src_name = RTLIL::escape_id(args[1]);
  45                 std::string trg_name = RTLIL::escape_id(args[2]);
  46
  47                 if (design->modules_.count(src_name) == 0)
  48                         log_cmd_error("Can't find source module %s.\n", src_name.c_str());
  49
  50                 if (design->modules_.count(trg_name) != 0)
  51                         log_cmd_error("Target module name %s already exists.\n", trg_name.c_str());
  52
  53                 RTLIL::Module *new_mod = design->module(src_name)->clone();
  54                 new_mod->name = trg_name;
  55                 design->add(new_mod);
  56         }
  57 } CopyPass;
  58
  59 PRIVATE_NAMESPACE_END