text: /*
   *  yosys -- Yosys Open SYnthesis Suite
   *
   *  Copyright (C) 2012  Claire Xenia Wolf <claire@yosyshq.com>
   *
   *  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/log.h"
  #include <stdlib.h>
  #include <stdio.h>
  
  USING_YOSYS_NAMESPACE
  PRIVATE_NAMESPACE_BEGIN
  
  struct ProcPass : public Pass {
  	ProcPass() : Pass("proc", "translate processes to netlists") { }
  	void help() override
  	{
  		//   |---v---|---v---|---v---|---v---|---v---|---v---|---v---|---v---|---v---|---v---|
  		log("\n");
  		log("    proc [options] [selection]\n");
  		log("\n");
  		log("This pass calls all the other proc_* passes in the most common order.\n");
  		log("\n");
  		log("    proc_clean\n");
  		log("    proc_rmdead\n");
  		log("    proc_prune\n");
  		log("    proc_init\n");
  		log("    proc_arst\n");
  		log("    proc_mux\n");
  		log("    proc_dlatch\n");
  		log("    proc_dff\n");
  		log("    proc_memwr\n");
  		log("    proc_clean\n");
  		log("\n");
  		log("This replaces the processes in the design with multiplexers,\n");
  		log("flip-flops and latches.\n");
  		log("\n");
  		log("The following options are supported:\n");
  		log("\n");
  		log("    -nomux\n");
  		log("        Will omit the proc_mux pass.\n");
  		log("\n");
  		log("    -global_arst [!]<netname>\n");
  		log("        This option is passed through to proc_arst.\n");
  		log("\n");
  		log("    -ifx\n");
  		log("        This option is passed through to proc_mux. proc_rmdead is not\n");
  		log("        executed in -ifx mode.\n");
  		log("\n");
  	}
  	void execute(std::vector<std::string> args, RTLIL::Design *design) override
  	{
  		std::string global_arst;
  		bool ifxmode = false;
  		bool nomux = false;
  
  		log_header(design, "Executing PROC pass (convert processes to netlists).\n");
  		log_push();
  
  		size_t argidx;
  		for (argidx = 1; argidx < args.size(); argidx++)
  		{
  			if (args[argidx] == "-nomux") {
  				nomux = true;
  				continue;
  			}
  			if (args[argidx] == "-global_arst" && argidx+1 < args.size()) {
  				global_arst = args[++argidx];
  				continue;
  			}
  			if (args[argidx] == "-ifx") {
  				ifxmode = true;
  				continue;
  			}
  			break;
  		}
  		extra_args(args, argidx, design);
  
  		Pass::call(design, "proc_clean");
  		if (!ifxmode)
  			Pass::call(design, "proc_rmdead");
  		Pass::call(design, "proc_prune");
  		Pass::call(design, "proc_init");
  		if (global_arst.empty())
  			Pass::call(design, "proc_arst");
  		else
  			Pass::call(design, "proc_arst -global_arst " + global_arst);
  		if (!nomux)
  			Pass::call(design, ifxmode ? "proc_mux -ifx" : "proc_mux");
  		Pass::call(design, "proc_dlatch");
  		Pass::call(design, "proc_dff");
  		Pass::call(design, "proc_memwr");
  		Pass::call(design, "proc_clean");
  
  		log_pop();
  	}
  } ProcPass;
  
  PRIVATE_NAMESPACE_END
  