Inheritance diagram for ConnectPass:

Collaboration diagram for ConnectPass:

Public Member Functions
	ConnectPass ()

virtual void	help ()

virtual void	execute (std::vector< std::string > args, RTLIL::Design *design)

pre_post_exec_state_t	pre_execute ()

void	post_execute (pre_post_exec_state_t state)

void	cmd_log_args (const std::vector< std::string > &args)

void	cmd_error (const std::vector< std::string > &args, size_t argidx, std::string msg)

void	extra_args (std::vector< std::string > args, size_t argidx, RTLIL::Design *design, bool select=true)

virtual void	run_register ()

Static Public Member Functions
static void	call (RTLIL::Design *design, std::string command)

static void	call (RTLIL::Design *design, std::vector< std::string > args)

static void	call_on_selection (RTLIL::Design *design, const RTLIL::Selection &selection, std::string command)

static void	call_on_selection (RTLIL::Design *design, const RTLIL::Selection &selection, std::vector< std::string > args)

static void	call_on_module (RTLIL::Design design, RTLIL::Module module, std::string command)

static void	call_on_module (RTLIL::Design design, RTLIL::Module module, std::vector< std::string > args)

static void	init_register ()

static void	done_register ()

Data Fields
std::string	pass_name

std::string	short_help

int	call_counter

int64_t	runtime_ns

Pass *	next_queued_pass

Detailed Description

Definition at line 44 of file connect.cc.

Constructor & Destructor Documentation

ConnectPass::ConnectPass ( )

inline

Definition at line 45 of file connect.cc.

45 : Pass("connect", "create or remove connections") { }

Pass::Pass

Pass(std::string name, std::string short_help="** document me **")

Definition: register.cc:40

Member Function Documentation

void Pass::call	(	RTLIL::Design *	design,
		std::string	command
	)

staticinherited

Definition at line 146 of file register.cc.

 {
     std::vector<std::string> args;
 
     std::string cmd_buf = command;
     std::string tok = next_token(cmd_buf, " \t\r\n");
 
     if (tok.empty() || tok[0] == '#')
         return;
 
     if (tok[0] == '!') {
         cmd_buf = command.substr(command.find('!') + 1);
         while (!cmd_buf.empty() && (cmd_buf.back() == ' ' || cmd_buf.back() == '\t' ||
                 cmd_buf.back() == '\r' || cmd_buf.back() == '\n'))
             cmd_buf.resize(cmd_buf.size()-1);
         log_header("Shell command: %s\n", cmd_buf.c_str());
         int retCode = run_command(cmd_buf);
         if (retCode != 0)
             log_cmd_error("Shell command returned error code %d.\n", retCode);
         return;
     }
 
     while (!tok.empty()) {
         if (tok == "#")
             break;
         if (tok.back() == ';') {
             int num_semikolon = 0;
             while (!tok.empty() && tok.back() == ';')
                 tok.resize(tok.size()-1), num_semikolon++;
             if (!tok.empty())
                 args.push_back(tok);
             call(design, args);
             args.clear();
             if (num_semikolon == 2)
                 call(design, "clean");
             if (num_semikolon == 3)
                 call(design, "clean -purge");
         } else
             args.push_back(tok);
         tok = next_token(cmd_buf, " \t\r\n");
     }
 
     call(design, args);
 }

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void Pass::call	(	RTLIL::Design *	design,
		std::vector< std::string >	args
	)

staticinherited

Definition at line 191 of file register.cc.

 {
     if (args.size() == 0 || args[0][0] == '#')
         return;
 
     if (echo_mode) {
         log("%s", create_prompt(design, 0));
         for (size_t i = 0; i < args.size(); i++)
             log("%s%s", i ? " " : "", args[i].c_str());
         log("\n");
     }
 
     if (pass_register.count(args[0]) == 0)
         log_cmd_error("No such command: %s (type 'help' for a command overview)\n", args[0].c_str());
 
     size_t orig_sel_stack_pos = design->selection_stack.size();
     auto state = pass_register[args[0]]->pre_execute();
     pass_register[args[0]]->execute(args, design);
     pass_register[args[0]]->post_execute(state);
     while (design->selection_stack.size() > orig_sel_stack_pos)
         design->selection_stack.pop_back();
 
     design->check();
 }

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void Pass::call_on_module	(	RTLIL::Design *	design,
		RTLIL::Module *	module,
		std::string	command
	)

staticinherited

Definition at line 240 of file register.cc.

 {
     std::string backup_selected_active_module = design->selected_active_module;
     design->selected_active_module = module->name.str();
     design->selection_stack.push_back(RTLIL::Selection(false));
     design->selection_stack.back().select(module);
 
     Pass::call(design, command);
 
     design->selection_stack.pop_back();
     design->selected_active_module = backup_selected_active_module;
 }

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void Pass::call_on_module	(	RTLIL::Design *	design,
		RTLIL::Module *	module,
		std::vector< std::string >	args
	)

staticinherited

Definition at line 253 of file register.cc.

 {
     std::string backup_selected_active_module = design->selected_active_module;
     design->selected_active_module = module->name.str();
     design->selection_stack.push_back(RTLIL::Selection(false));
     design->selection_stack.back().select(module);
 
     Pass::call(design, args);
 
     design->selection_stack.pop_back();
     design->selected_active_module = backup_selected_active_module;
 }

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void Pass::call_on_selection	(	RTLIL::Design *	design,
		const RTLIL::Selection &	selection,
		std::string	command
	)

staticinherited

Definition at line 216 of file register.cc.

 {
     std::string backup_selected_active_module = design->selected_active_module;
     design->selected_active_module.clear();
     design->selection_stack.push_back(selection);
 
     Pass::call(design, command);
 
     design->selection_stack.pop_back();
     design->selected_active_module = backup_selected_active_module;
 }

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void Pass::call_on_selection	(	RTLIL::Design *	design,
		const RTLIL::Selection &	selection,
		std::vector< std::string >	args
	)

staticinherited

Definition at line 228 of file register.cc.

 {
     std::string backup_selected_active_module = design->selected_active_module;
     design->selected_active_module.clear();
     design->selection_stack.push_back(selection);
 
     Pass::call(design, args);
 
     design->selection_stack.pop_back();
     design->selected_active_module = backup_selected_active_module;
 }

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void Pass::cmd_error	(	const std::vector< std::string > &	args,
		size_t	argidx,
		std::string	msg
	)

inherited

Definition at line 110 of file register.cc.

 {
     std::string command_text;
     int error_pos = 0;
 
     for (size_t i = 0; i < args.size(); i++) {
         if (i < argidx)
             error_pos += args[i].size() + 1;
         command_text = command_text + (command_text.empty() ? "" : " ") + args[i];
     }
 
     log("\nSyntax error in command `%s':\n", command_text.c_str());
     help();
 
     log_cmd_error("Command syntax error: %s\n> %s\n> %*s^\n",
             msg.c_str(), command_text.c_str(), error_pos, "");
 }

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void Pass::cmd_log_args ( const std::vector< std::string > & args )

inherited

Definition at line 100 of file register.cc.

 {
     if (args.size() <= 1)
         return;
     log("Full command line:");
     for (size_t i = 0; i < args.size(); i++)
         log(" %s", args[i].c_str());
     log("\n");
 }

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void Pass::done_register ( )

staticinherited

Definition at line 62 of file register.cc.

 {
     frontend_register.clear();
     pass_register.clear();
     backend_register.clear();
     log_assert(first_queued_pass == NULL);
 }

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virtual void ConnectPass::execute	(	std::vector< std::string >	args,
		RTLIL::Design *	design
	)

inlinevirtual

Implements Pass.

Definition at line 78 of file connect.cc.

     {
         RTLIL::Module *module = NULL;
         for (auto &it : design->modules_) {
             if (!design->selected(it.second))
                 continue;
             if (module != NULL)
                 log_cmd_error("Multiple modules selected: %s, %s\n", RTLIL::id2cstr(module->name), RTLIL::id2cstr(it.first));
             module = it.second;
         }
         if (module == NULL)
             log_cmd_error("No modules selected.\n");
         if (!module->processes.empty())
             log_cmd_error("Found processes in selected module.\n");
 
         bool flag_nounset = false, flag_nomap = false;
         std::string set_lhs, set_rhs, unset_expr;
         std::string port_cell, port_port, port_expr;
 
         size_t argidx;
         for (argidx = 1; argidx < args.size(); argidx++)
         {
             std::string arg = args[argidx];
             if (arg == "-nounset") {
                 flag_nounset = true;
                 continue;
             }
             if (arg == "-nomap") {
                 flag_nomap = true;
                 continue;
             }
             if (arg == "-set" && argidx+2 < args.size()) {
                 set_lhs = args[++argidx];
                 set_rhs = args[++argidx];
                 continue;
             }
             if (arg == "-unset" && argidx+1 < args.size()) {
                 unset_expr = args[++argidx];
                 continue;
             }
             if (arg == "-port" && argidx+3 < args.size()) {
                 port_cell = args[++argidx];
                 port_port = args[++argidx];
                 port_expr = args[++argidx];
                 continue;
             }
             break;
         }
 
         SigMap sigmap;
         if (!flag_nomap)
             for (auto &it : module->connections()) {
                 std::vector<RTLIL::SigBit> lhs = it.first.to_sigbit_vector();
                 std::vector<RTLIL::SigBit> rhs = it.first.to_sigbit_vector();
                 for (size_t i = 0; i < lhs.size(); i++)
                     if (rhs[i].wire != NULL)
                         sigmap.add(lhs[i], rhs[i]);
             }
 
         if (!set_lhs.empty())
         {
             if (!unset_expr.empty() || !port_cell.empty())
                 log_cmd_error("Cant use -set together with -unset and/or -port.\n");
 
             RTLIL::SigSpec sig_lhs, sig_rhs;
             if (!RTLIL::SigSpec::parse_sel(sig_lhs, design, module, set_lhs))
                 log_cmd_error("Failed to parse set lhs expression `%s'.\n", set_lhs.c_str());
             if (!RTLIL::SigSpec::parse_rhs(sig_lhs, sig_rhs, module, set_rhs))
                 log_cmd_error("Failed to parse set rhs expression `%s'.\n", set_rhs.c_str());
 
             sigmap.apply(sig_lhs);
             sigmap.apply(sig_rhs);
 
             if (!flag_nounset)
                 unset_drivers(design, module, sigmap, sig_lhs);
 
             module->connect(RTLIL::SigSig(sig_lhs, sig_rhs));
         }
         else
         if (!unset_expr.empty())
         {
             if (!port_cell.empty() || flag_nounset)
                 log_cmd_error("Cant use -unset together with -port and/or -nounset.\n");
 
             RTLIL::SigSpec sig;
             if (!RTLIL::SigSpec::parse_sel(sig, design, module, unset_expr))
                 log_cmd_error("Failed to parse unset expression `%s'.\n", unset_expr.c_str());
 
             sigmap.apply(sig);
             unset_drivers(design, module, sigmap, sig);
         }
         else
         if (!port_cell.empty())
         {
             if (flag_nounset)
                 log_cmd_error("Cant use -port together with -nounset.\n");
 
             if (module->cells_.count(RTLIL::escape_id(port_cell)) == 0)
                 log_cmd_error("Can't find cell %s.\n", port_cell.c_str());
 
             RTLIL::SigSpec sig;
             if (!RTLIL::SigSpec::parse_sel(sig, design, module, port_expr))
                 log_cmd_error("Failed to parse port expression `%s'.\n", port_expr.c_str());
 
             module->cells_.at(RTLIL::escape_id(port_cell))->setPort(RTLIL::escape_id(port_port), sigmap(sig));
         }
         else
             log_cmd_error("Expected -set, -unset, or -port.\n");
     }

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void Pass::extra_args	(	std::vector< std::string >	args,
		size_t	argidx,
		RTLIL::Design *	design,
		bool	select = `true`
	)

inherited

Definition at line 128 of file register.cc.

 {
     for (; argidx < args.size(); argidx++)
     {
         std::string arg = args[argidx];
 
         if (arg.substr(0, 1) == "-")
             cmd_error(args, argidx, "Unknown option or option in arguments.");
 
         if (!select)
             cmd_error(args, argidx, "Extra argument.");
 
         handle_extra_select_args(this, args, argidx, args.size(), design);
         break;
     }
     // cmd_log_args(args);
 }

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virtual void ConnectPass::help ( )

inlinevirtual

Reimplemented from Pass.

Definition at line 46 of file connect.cc.

     {
         //   |---v---|---v---|---v---|---v---|---v---|---v---|---v---|---v---|---v---|---v---|
         log("\n");
         log("    connect [-nomap] [-nounset] -set <lhs-expr> <rhs-expr>\n");
         log("\n");
         log("Create a connection. This is equivialent to adding the statement 'assign\n");
         log("<lhs-expr> = <rhs-expr>;' to the verilog input. Per default, all existing\n");
         log("drivers for <lhs-expr> are unconnected. This can be overwritten by using\n");
         log("the -nounset option.\n");
         log("\n");
         log("\n");
         log("    connect [-nomap] -unset <expr>\n");
         log("\n");
         log("Unconnect all existing drivers for the specified expression.\n");
         log("\n");
         log("\n");
         log("    connect [-nomap] -port <cell> <port> <expr>\n");
         log("\n");
         log("Connect the specified cell port to the specified cell port.\n");
         log("\n");
         log("\n");
         log("Per default signal alias names are resolved and all signal names are mapped\n");
         log("the the signal name of the primary driver. Using the -nomap option deactivates\n");
         log("this behavior.\n");
         log("\n");
         log("The connect command operates in one module only. Either only one module must\n");
         log("be selected or an active module must be set using the 'cd' command.\n");
         log("\n");
         log("This command does not operate on module with processes.\n");
         log("\n");
     }

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void Pass::init_register ( )

staticinherited

Definition at line 54 of file register.cc.

 {
     while (first_queued_pass) {
         first_queued_pass->run_register();
         first_queued_pass = first_queued_pass->next_queued_pass;
     }
 }

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void Pass::post_execute ( Pass::pre_post_exec_state_t state )

inherited

Definition at line 84 of file register.cc.

 {
     int64_t time_ns = PerformanceTimer::query() - state.begin_ns;
     runtime_ns += time_ns;
     current_pass = state.parent_pass;
     if (current_pass)
         current_pass->runtime_ns -= time_ns;
 }

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Pass::pre_post_exec_state_t Pass::pre_execute ( )

inherited

Definition at line 74 of file register.cc.

 {
     pre_post_exec_state_t state;
     call_counter++;
     state.begin_ns = PerformanceTimer::query();
     state.parent_pass = current_pass;
     current_pass = this;
     return state;
 }

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void Pass::run_register ( )

virtualinherited

Reimplemented in Backend, and Frontend.

Definition at line 48 of file register.cc.

 {
     log_assert(pass_register.count(pass_name) == 0);
     pass_register[pass_name] = this;
 }

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Field Documentation

int Pass::call_counter

inherited

Definition at line 36 of file register.h.

Pass* Pass::next_queued_pass

inherited

Definition at line 60 of file register.h.

std::string Pass::pass_name

inherited

Definition at line 29 of file register.h.

int64_t Pass::runtime_ns

inherited

Definition at line 37 of file register.h.

std::string Pass::short_help

inherited

Definition at line 29 of file register.h.

The documentation for this struct was generated from the following file:

connect.cc

Public Member Functions

Static Public Member Functions

Data Fields

Detailed Description

Constructor & Destructor Documentation

Member Function Documentation

Field Documentation