2 * yosys -- Yosys Open SYnthesis Suite
4 * Copyright (C) 2012 Clifford Wolf <clifford@clifford.at>
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.
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.
20 #include "kernel/register.h"
21 #include "kernel/rtlil.h"
22 #include "kernel/log.h"
24 static void add_wire(RTLIL::Design
*design
, RTLIL::Module
*module
, std::string name
, int width
, bool flag_input
, bool flag_output
, bool flag_global
)
26 name
= RTLIL::escape_id(name
);
28 if (module
->count_id(name
) != 0)
30 RTLIL::Wire
*wire
= NULL
;
32 if (module
->wires
.count(name
) > 0)
33 wire
= module
->wires
.at(name
);
35 if (wire
!= NULL
&& wire
->width
!= width
)
38 if (wire
!= NULL
&& wire
->port_input
!= flag_input
)
41 if (wire
!= NULL
&& wire
->port_output
!= flag_output
)
45 log_cmd_error("Found incompatible object with same name in module %s!\n", module
->name
.c_str());
46 log("Skipping module %s as it already has such an object.\n", module
->name
.c_str());
50 RTLIL::Wire
*wire
= new RTLIL::Wire
;
53 wire
->port_input
= flag_input
;
54 wire
->port_output
= flag_output
;
57 if (flag_input
|| flag_output
) {
58 wire
->port_id
= module
->wires
.size();
59 module
->fixup_ports();
62 log("Added wire %s to module %s.\n", name
.c_str(), module
->name
.c_str());
67 for (auto &it
: module
->cells
)
69 if (design
->modules
.count(it
.second
->type
) == 0)
72 RTLIL::Module
*mod
= design
->modules
.at(it
.second
->type
);
73 if (!design
->selected_whole_module(mod
->name
))
75 if (mod
->get_bool_attribute("\\placeholder"))
77 if (it
.second
->connections
.count(name
) > 0)
80 it
.second
->connections
[name
] = wire
;
81 log("Added connection %s to cell %s.%s (%s).\n", name
.c_str(), module
->name
.c_str(), it
.first
.c_str(), it
.second
->type
.c_str());
85 struct AddPass
: public Pass
{
86 AddPass() : Pass("add", "add objects to the design") { }
89 // |---v---|---v---|---v---|---v---|---v---|---v---|---v---|---v---|---v---|---v---|
91 log(" add <command> [selection]\n");
93 log("This command adds objects to the design. It operates on all fully selected\n");
94 log("modules. So e.g. 'add -wire foo' will add a wire foo to all selected modules.\n");
97 log(" add {-wire|-input|-inout|-output} <name> <width> [selection]\n");
99 log("Add a wire (input, inout, output port) with the given name and width. The\n");
100 log("command will fail if the object exists already and has different properties\n");
101 log("than the object to be created.\n");
104 log(" add -global_input <name> <width> [selection]\n");
106 log("Like 'add -input', but also connect the signal between instances of the\n");
107 log("selected modules.\n");
110 virtual void execute(std::vector
<std::string
> args
, RTLIL::Design
*design
)
113 std::string arg_name
;
114 bool arg_flag_input
= false;
115 bool arg_flag_output
= false;
116 bool arg_flag_global
= false;
120 for (argidx
= 1; argidx
< args
.size(); argidx
++)
122 std::string arg
= args
[argidx
];
123 if (arg
== "-wire" || arg
== "-input" || arg
== "-inout" || arg
== "-output" || arg
== "-global_input") {
124 if (argidx
+2 >= args
.size())
127 if (arg
== "-input" || arg
== "-inout" || arg
== "-global_input")
128 arg_flag_input
= true;
129 if (arg
== "-output" || arg
== "-inout")
130 arg_flag_output
= true;
131 if (arg
== "-global_input")
132 arg_flag_global
= true;
133 arg_name
= args
[++argidx
];
134 arg_width
= atoi(args
[++argidx
].c_str());
139 extra_args(args
, argidx
, design
);
141 for (auto &mod
: design
->modules
)
143 RTLIL::Module
*module
= mod
.second
;
144 if (!design
->selected_whole_module(module
->name
))
146 if (module
->get_bool_attribute("\\placeholder"))
149 if (command
== "wire")
150 add_wire(design
, module
, arg_name
, arg_width
, arg_flag_input
, arg_flag_output
, arg_flag_global
);