mirror of
https://github.com/YosysHQ/yosys
synced 2025-11-04 05:19:11 +00:00
83 lines
2.6 KiB
C++
83 lines
2.6 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/log.h"
|
|
#include <stdlib.h>
|
|
#include <stdio.h>
|
|
|
|
struct ProcPass : public Pass {
|
|
ProcPass() : Pass("proc", "translate processes to netlists") { }
|
|
virtual void help()
|
|
{
|
|
// |---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_init\n");
|
|
log(" proc_arst\n");
|
|
log(" proc_mux\n");
|
|
log(" proc_dff\n");
|
|
log(" proc_clean\n");
|
|
log("\n");
|
|
log("This replaces the processes in the design with multiplexers and flip-flops.\n");
|
|
log("\n");
|
|
log("The following options are supported:\n");
|
|
log("\n");
|
|
log(" -global_arst [!]<netname>\n");
|
|
log(" This option is passed through to proc_arst.\n");
|
|
log("\n");
|
|
}
|
|
virtual void execute(std::vector<std::string> args, RTLIL::Design *design)
|
|
{
|
|
std::string global_arst;
|
|
|
|
log_header("Executing PROC pass (convert processes to netlists).\n");
|
|
log_push();
|
|
|
|
size_t argidx;
|
|
for (argidx = 1; argidx < args.size(); argidx++)
|
|
{
|
|
if (args[argidx] == "-global_arst" && argidx+1 < args.size()) {
|
|
global_arst = args[++argidx];
|
|
continue;
|
|
}
|
|
break;
|
|
}
|
|
extra_args(args, argidx, design);
|
|
|
|
Pass::call(design, "proc_clean");
|
|
Pass::call(design, "proc_rmdead");
|
|
Pass::call(design, "proc_init");
|
|
if (global_arst.empty())
|
|
Pass::call(design, "proc_arst");
|
|
else
|
|
Pass::call(design, "proc_arst -global_arst " + global_arst);
|
|
Pass::call(design, "proc_mux");
|
|
Pass::call(design, "proc_dff");
|
|
Pass::call(design, "proc_clean");
|
|
|
|
log_pop();
|
|
}
|
|
} ProcPass;
|
|
|