Added "rename" command

2 files changed, 95 insertions, 0 deletions

diff --git a/passes/cmds/Makefile.inc b/passes/cmds/Makefile.inc
index c113e7886..9bf0fe658 100644
--- a/passes/cmds/Makefile.inc
+++ b/passes/cmds/Makefile.inc
@@ -1,3 +1,4 @@
 
 OBJS += passes/cmds/select.o
 OBJS += passes/cmds/show.o
+OBJS += passes/cmds/rename.o
diff --git a/passes/cmds/rename.cc b/passes/cmds/rename.cc
new file mode 100644
index 000000000..c2ef5e692
--- /dev/null
+++ b/passes/cmds/rename.cc
@@ -0,0 +1,94 @@
+/*
+ *  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*, std::string, std::string)
+{
+	log_cmd_error("Sorry: Only renaming of modules is implemented at the moment.\n");
+}
+
+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;
+