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/compatibility.h"
21 #include "kernel/rtlil.h"
22 #include "kernel/log.h"
23 #include "frontends/verilog/verilog_frontend.h"
24 #include "backends/ilang/ilang_backend.h"
30 int RTLIL::autoidx
= 1;
34 flags
= RTLIL::CONST_FLAG_NONE
;
37 RTLIL::Const::Const(std::string str
)
39 flags
= RTLIL::CONST_FLAG_STRING
;
40 for (int i
= str
.size()-1; i
>= 0; i
--) {
41 unsigned char ch
= str
[i
];
42 for (int j
= 0; j
< 8; j
++) {
43 bits
.push_back((ch
& 1) != 0 ? RTLIL::S1
: RTLIL::S0
);
49 RTLIL::Const::Const(int val
, int width
)
51 flags
= RTLIL::CONST_FLAG_NONE
;
52 for (int i
= 0; i
< width
; i
++) {
53 bits
.push_back((val
& 1) != 0 ? RTLIL::S1
: RTLIL::S0
);
58 RTLIL::Const::Const(RTLIL::State bit
, int width
)
60 flags
= RTLIL::CONST_FLAG_NONE
;
61 for (int i
= 0; i
< width
; i
++)
65 bool RTLIL::Const::operator <(const RTLIL::Const
&other
) const
67 if (bits
.size() != other
.bits
.size())
68 return bits
.size() < other
.bits
.size();
69 for (size_t i
= 0; i
< bits
.size(); i
++)
70 if (bits
[i
] != other
.bits
[i
])
71 return bits
[i
] < other
.bits
[i
];
75 bool RTLIL::Const::operator ==(const RTLIL::Const
&other
) const
77 return bits
== other
.bits
;
80 bool RTLIL::Const::operator !=(const RTLIL::Const
&other
) const
82 return bits
!= other
.bits
;
85 bool RTLIL::Const::as_bool() const
87 for (size_t i
= 0; i
< bits
.size(); i
++)
88 if (bits
[i
] == RTLIL::S1
)
93 int RTLIL::Const::as_int() const
96 for (size_t i
= 0; i
< bits
.size() && i
< 32; i
++)
97 if (bits
[i
] == RTLIL::S1
)
102 std::string
RTLIL::Const::as_string() const
105 for (size_t i
= bits
.size(); i
> 0; i
--)
107 case S0
: ret
+= "0"; break;
108 case S1
: ret
+= "1"; break;
109 case Sx
: ret
+= "x"; break;
110 case Sz
: ret
+= "z"; break;
111 case Sa
: ret
+= "-"; break;
112 case Sm
: ret
+= "m"; break;
117 std::string
RTLIL::Const::decode_string() const
120 std::vector
<char> string_chars
;
121 for (int i
= 0; i
< int (bits
.size()); i
+= 8) {
123 for (int j
= 0; j
< 8 && i
+ j
< int (bits
.size()); j
++)
124 if (bits
[i
+ j
] == RTLIL::State::S1
)
127 string_chars
.push_back(ch
);
129 for (int i
= int (string_chars
.size()) - 1; i
>= 0; i
--)
130 string
+= string_chars
[i
];
134 bool RTLIL::Selection::selected_module(RTLIL::IdString mod_name
) const
138 if (selected_modules
.count(mod_name
) > 0)
140 if (selected_members
.count(mod_name
) > 0)
145 bool RTLIL::Selection::selected_whole_module(RTLIL::IdString mod_name
) const
149 if (selected_modules
.count(mod_name
) > 0)
154 bool RTLIL::Selection::selected_member(RTLIL::IdString mod_name
, RTLIL::IdString memb_name
) const
158 if (selected_modules
.count(mod_name
) > 0)
160 if (selected_members
.count(mod_name
) > 0)
161 if (selected_members
.at(mod_name
).count(memb_name
) > 0)
166 void RTLIL::Selection::optimize(RTLIL::Design
*design
)
168 if (full_selection
) {
169 selected_modules
.clear();
170 selected_members
.clear();
174 std::vector
<RTLIL::IdString
> del_list
, add_list
;
177 for (auto mod_name
: selected_modules
) {
178 if (design
->modules
.count(mod_name
) == 0)
179 del_list
.push_back(mod_name
);
180 selected_members
.erase(mod_name
);
182 for (auto mod_name
: del_list
)
183 selected_modules
.erase(mod_name
);
186 for (auto &it
: selected_members
)
187 if (design
->modules
.count(it
.first
) == 0)
188 del_list
.push_back(it
.first
);
189 for (auto mod_name
: del_list
)
190 selected_members
.erase(mod_name
);
192 for (auto &it
: selected_members
) {
194 for (auto memb_name
: it
.second
)
195 if (design
->modules
[it
.first
]->count_id(memb_name
) == 0)
196 del_list
.push_back(memb_name
);
197 for (auto memb_name
: del_list
)
198 it
.second
.erase(memb_name
);
203 for (auto &it
: selected_members
)
204 if (it
.second
.size() == 0)
205 del_list
.push_back(it
.first
);
206 else if (it
.second
.size() == design
->modules
[it
.first
]->wires
.size() + design
->modules
[it
.first
]->memories
.size() +
207 design
->modules
[it
.first
]->cells
.size() + design
->modules
[it
.first
]->processes
.size())
208 add_list
.push_back(it
.first
);
209 for (auto mod_name
: del_list
)
210 selected_members
.erase(mod_name
);
211 for (auto mod_name
: add_list
) {
212 selected_members
.erase(mod_name
);
213 selected_modules
.insert(mod_name
);
216 if (selected_modules
.size() == design
->modules
.size()) {
217 full_selection
= true;
218 selected_modules
.clear();
219 selected_members
.clear();
223 RTLIL::Design::~Design()
225 for (auto it
= modules
.begin(); it
!= modules
.end(); it
++)
229 void RTLIL::Design::check()
232 for (auto &it
: modules
) {
233 assert(it
.first
== it
.second
->name
);
234 assert(it
.first
.size() > 0 && (it
.first
[0] == '\\' || it
.first
[0] == '$'));
240 void RTLIL::Design::optimize()
242 for (auto &it
: modules
)
243 it
.second
->optimize();
244 for (auto &it
: selection_stack
)
246 for (auto &it
: selection_vars
)
247 it
.second
.optimize(this);
250 bool RTLIL::Design::selected_module(RTLIL::IdString mod_name
) const
252 if (!selected_active_module
.empty() && mod_name
!= selected_active_module
)
254 if (selection_stack
.size() == 0)
256 return selection_stack
.back().selected_module(mod_name
);
259 bool RTLIL::Design::selected_whole_module(RTLIL::IdString mod_name
) const
261 if (!selected_active_module
.empty() && mod_name
!= selected_active_module
)
263 if (selection_stack
.size() == 0)
265 return selection_stack
.back().selected_whole_module(mod_name
);
268 bool RTLIL::Design::selected_member(RTLIL::IdString mod_name
, RTLIL::IdString memb_name
) const
270 if (!selected_active_module
.empty() && mod_name
!= selected_active_module
)
272 if (selection_stack
.size() == 0)
274 return selection_stack
.back().selected_member(mod_name
, memb_name
);
277 RTLIL::Module::~Module()
279 for (auto it
= wires
.begin(); it
!= wires
.end(); it
++)
281 for (auto it
= memories
.begin(); it
!= memories
.end(); it
++)
283 for (auto it
= cells
.begin(); it
!= cells
.end(); it
++)
285 for (auto it
= processes
.begin(); it
!= processes
.end(); it
++)
289 RTLIL::IdString
RTLIL::Module::derive(RTLIL::Design
*, std::map
<RTLIL::IdString
, RTLIL::Const
>)
291 log_error("Module `%s' is used with parameters but is not parametric!\n", id2cstr(name
));
294 size_t RTLIL::Module::count_id(RTLIL::IdString id
)
296 return wires
.count(id
) + memories
.count(id
) + cells
.count(id
) + processes
.count(id
);
301 struct InternalCellChecker
303 RTLIL::Module
*module
;
305 std::set
<RTLIL::IdString
> expected_params
, expected_ports
;
307 InternalCellChecker(RTLIL::Module
*module
, RTLIL::Cell
*cell
) : module(module
), cell(cell
) { }
309 void error(int linenr
)
314 FILE *f
= open_memstream(&ptr
, &size
);
315 ILANG_BACKEND::dump_cell(f
, " ", cell
);
319 log_error("Found error in internal cell %s%s%s (%s) at %s:%d:\n%s",
320 module
? module
->name
.c_str() : "", module
? "." : "",
321 cell
->name
.c_str(), cell
->type
.c_str(), __FILE__
, linenr
, ptr
);
324 int param(const char *name
)
326 if (cell
->parameters
.count(name
) == 0)
328 expected_params
.insert(name
);
329 return cell
->parameters
.at(name
).as_int();
332 int param_bool(const char *name
)
335 if (cell
->parameters
.at(name
).bits
.size() > 32)
337 if (v
!= 0 && v
!= 1)
342 void param_bits(const char *name
, int width
)
345 if (int(cell
->parameters
.at(name
).bits
.size()) != width
)
349 void port(const char *name
, int width
)
351 if (cell
->connections
.count(name
) == 0)
353 if (cell
->connections
.at(name
).size() != width
)
355 expected_ports
.insert(name
);
358 void check_expected(bool check_matched_sign
= true)
360 for (auto ¶
: cell
->parameters
)
361 if (expected_params
.count(para
.first
) == 0)
363 for (auto &conn
: cell
->connections
)
364 if (expected_ports
.count(conn
.first
) == 0)
367 if (expected_params
.count("\\A_SIGNED") != 0 && expected_params
.count("\\B_SIGNED") && check_matched_sign
) {
368 bool a_is_signed
= param("\\A_SIGNED") != 0;
369 bool b_is_signed
= param("\\B_SIGNED") != 0;
370 if (a_is_signed
!= b_is_signed
)
375 void check_gate(const char *ports
)
377 if (cell
->parameters
.size() != 0)
380 for (const char *p
= ports
; *p
; p
++) {
381 char portname
[3] = { '\\', *p
, 0 };
382 if (cell
->connections
.count(portname
) == 0)
384 if (cell
->connections
.at(portname
).size() != 1)
388 for (auto &conn
: cell
->connections
) {
389 if (conn
.first
.size() != 2 || conn
.first
.at(0) != '\\')
391 if (strchr(ports
, conn
.first
.at(1)) == NULL
)
398 if (cell
->type
[0] != '$' || cell
->type
.substr(0, 3) == "$__" || cell
->type
.substr(0, 8) == "$paramod" ||
399 cell
->type
.substr(0, 9) == "$verific$" || cell
->type
.substr(0, 7) == "$array:")
402 if (cell
->type
== "$not" || cell
->type
== "$pos" || cell
->type
== "$bu0" || cell
->type
== "$neg") {
403 param_bool("\\A_SIGNED");
404 port("\\A", param("\\A_WIDTH"));
405 port("\\Y", param("\\Y_WIDTH"));
410 if (cell
->type
== "$and" || cell
->type
== "$or" || cell
->type
== "$xor" || cell
->type
== "$xnor") {
411 param_bool("\\A_SIGNED");
412 param_bool("\\B_SIGNED");
413 port("\\A", param("\\A_WIDTH"));
414 port("\\B", param("\\B_WIDTH"));
415 port("\\Y", param("\\Y_WIDTH"));
420 if (cell
->type
== "$reduce_and" || cell
->type
== "$reduce_or" || cell
->type
== "$reduce_xor" ||
421 cell
->type
== "$reduce_xnor" || cell
->type
== "$reduce_bool") {
422 param_bool("\\A_SIGNED");
423 port("\\A", param("\\A_WIDTH"));
424 port("\\Y", param("\\Y_WIDTH"));
429 if (cell
->type
== "$shl" || cell
->type
== "$shr" || cell
->type
== "$sshl" || cell
->type
== "$sshr") {
430 param_bool("\\A_SIGNED");
431 param_bool("\\B_SIGNED");
432 port("\\A", param("\\A_WIDTH"));
433 port("\\B", param("\\B_WIDTH"));
434 port("\\Y", param("\\Y_WIDTH"));
435 check_expected(false);
439 if (cell
->type
== "$lt" || cell
->type
== "$le" || cell
->type
== "$eq" || cell
->type
== "$ne" ||
440 cell
->type
== "$eqx" || cell
->type
== "$nex" || cell
->type
== "$ge" || cell
->type
== "$gt") {
441 param_bool("\\A_SIGNED");
442 param_bool("\\B_SIGNED");
443 port("\\A", param("\\A_WIDTH"));
444 port("\\B", param("\\B_WIDTH"));
445 port("\\Y", param("\\Y_WIDTH"));
450 if (cell
->type
== "$add" || cell
->type
== "$sub" || cell
->type
== "$mul" || cell
->type
== "$div" ||
451 cell
->type
== "$mod" || cell
->type
== "$pow") {
452 param_bool("\\A_SIGNED");
453 param_bool("\\B_SIGNED");
454 port("\\A", param("\\A_WIDTH"));
455 port("\\B", param("\\B_WIDTH"));
456 port("\\Y", param("\\Y_WIDTH"));
457 check_expected(cell
->type
!= "$pow");
461 if (cell
->type
== "$logic_not") {
462 param_bool("\\A_SIGNED");
463 port("\\A", param("\\A_WIDTH"));
464 port("\\Y", param("\\Y_WIDTH"));
469 if (cell
->type
== "$logic_and" || cell
->type
== "$logic_or") {
470 param_bool("\\A_SIGNED");
471 param_bool("\\B_SIGNED");
472 port("\\A", param("\\A_WIDTH"));
473 port("\\B", param("\\B_WIDTH"));
474 port("\\Y", param("\\Y_WIDTH"));
475 check_expected(false);
479 if (cell
->type
== "$slice") {
481 port("\\A", param("\\A_WIDTH"));
482 port("\\Y", param("\\Y_WIDTH"));
483 if (param("\\OFFSET") + param("\\Y_WIDTH") > param("\\A_WIDTH"))
489 if (cell
->type
== "$concat") {
490 port("\\A", param("\\A_WIDTH"));
491 port("\\B", param("\\B_WIDTH"));
492 port("\\Y", param("\\A_WIDTH") + param("\\B_WIDTH"));
497 if (cell
->type
== "$mux") {
498 port("\\A", param("\\WIDTH"));
499 port("\\B", param("\\WIDTH"));
501 port("\\Y", param("\\WIDTH"));
506 if (cell
->type
== "$pmux" || cell
->type
== "$safe_pmux") {
507 port("\\A", param("\\WIDTH"));
508 port("\\B", param("\\WIDTH") * param("\\S_WIDTH"));
509 port("\\S", param("\\S_WIDTH"));
510 port("\\Y", param("\\WIDTH"));
515 if (cell
->type
== "$lut") {
517 port("\\I", param("\\WIDTH"));
523 if (cell
->type
== "$sr") {
524 param_bool("\\SET_POLARITY");
525 param_bool("\\CLR_POLARITY");
526 port("\\SET", param("\\WIDTH"));
527 port("\\CLR", param("\\WIDTH"));
528 port("\\Q", param("\\WIDTH"));
533 if (cell
->type
== "$dff") {
534 param_bool("\\CLK_POLARITY");
536 port("\\D", param("\\WIDTH"));
537 port("\\Q", param("\\WIDTH"));
542 if (cell
->type
== "$dffsr") {
543 param_bool("\\CLK_POLARITY");
544 param_bool("\\SET_POLARITY");
545 param_bool("\\CLR_POLARITY");
547 port("\\SET", param("\\WIDTH"));
548 port("\\CLR", param("\\WIDTH"));
549 port("\\D", param("\\WIDTH"));
550 port("\\Q", param("\\WIDTH"));
555 if (cell
->type
== "$adff") {
556 param_bool("\\CLK_POLARITY");
557 param_bool("\\ARST_POLARITY");
558 param_bits("\\ARST_VALUE", param("\\WIDTH"));
561 port("\\D", param("\\WIDTH"));
562 port("\\Q", param("\\WIDTH"));
567 if (cell
->type
== "$dlatch") {
568 param_bool("\\EN_POLARITY");
570 port("\\D", param("\\WIDTH"));
571 port("\\Q", param("\\WIDTH"));
576 if (cell
->type
== "$dlatchsr") {
577 param_bool("\\EN_POLARITY");
578 param_bool("\\SET_POLARITY");
579 param_bool("\\CLR_POLARITY");
581 port("\\SET", param("\\WIDTH"));
582 port("\\CLR", param("\\WIDTH"));
583 port("\\D", param("\\WIDTH"));
584 port("\\Q", param("\\WIDTH"));
589 if (cell
->type
== "$fsm") {
591 param_bool("\\CLK_POLARITY");
592 param_bool("\\ARST_POLARITY");
593 param("\\STATE_BITS");
594 param("\\STATE_NUM");
595 param("\\STATE_NUM_LOG2");
596 param("\\STATE_RST");
597 param_bits("\\STATE_TABLE", param("\\STATE_BITS") * param("\\STATE_NUM"));
598 param("\\TRANS_NUM");
599 param_bits("\\TRANS_TABLE", param("\\TRANS_NUM") * (2*param("\\STATE_NUM_LOG2") + param("\\CTRL_IN_WIDTH") + param("\\CTRL_OUT_WIDTH")));
602 port("\\CTRL_IN", param("\\CTRL_IN_WIDTH"));
603 port("\\CTRL_OUT", param("\\CTRL_OUT_WIDTH"));
608 if (cell
->type
== "$memrd") {
610 param_bool("\\CLK_ENABLE");
611 param_bool("\\CLK_POLARITY");
612 param_bool("\\TRANSPARENT");
614 port("\\ADDR", param("\\ABITS"));
615 port("\\DATA", param("\\WIDTH"));
620 if (cell
->type
== "$memwr") {
622 param_bool("\\CLK_ENABLE");
623 param_bool("\\CLK_POLARITY");
626 port("\\EN", param("\\WIDTH"));
627 port("\\ADDR", param("\\ABITS"));
628 port("\\DATA", param("\\WIDTH"));
633 if (cell
->type
== "$mem") {
637 param_bits("\\RD_CLK_ENABLE", param("\\RD_PORTS"));
638 param_bits("\\RD_CLK_POLARITY", param("\\RD_PORTS"));
639 param_bits("\\RD_TRANSPARENT", param("\\RD_PORTS"));
640 param_bits("\\WR_CLK_ENABLE", param("\\WR_PORTS"));
641 param_bits("\\WR_CLK_POLARITY", param("\\WR_PORTS"));
642 port("\\RD_CLK", param("\\RD_PORTS"));
643 port("\\RD_ADDR", param("\\RD_PORTS") * param("\\ABITS"));
644 port("\\RD_DATA", param("\\RD_PORTS") * param("\\WIDTH"));
645 port("\\WR_CLK", param("\\WR_PORTS"));
646 port("\\WR_EN", param("\\WR_PORTS") * param("\\WIDTH"));
647 port("\\WR_ADDR", param("\\WR_PORTS") * param("\\ABITS"));
648 port("\\WR_DATA", param("\\WR_PORTS") * param("\\WIDTH"));
653 if (cell
->type
== "$assert") {
660 if (cell
->type
== "$_INV_") { check_gate("AY"); return; }
661 if (cell
->type
== "$_AND_") { check_gate("ABY"); return; }
662 if (cell
->type
== "$_OR_") { check_gate("ABY"); return; }
663 if (cell
->type
== "$_XOR_") { check_gate("ABY"); return; }
664 if (cell
->type
== "$_MUX_") { check_gate("ABSY"); return; }
666 if (cell
->type
== "$_SR_NN_") { check_gate("SRQ"); return; }
667 if (cell
->type
== "$_SR_NP_") { check_gate("SRQ"); return; }
668 if (cell
->type
== "$_SR_PN_") { check_gate("SRQ"); return; }
669 if (cell
->type
== "$_SR_PP_") { check_gate("SRQ"); return; }
671 if (cell
->type
== "$_DFF_N_") { check_gate("DQC"); return; }
672 if (cell
->type
== "$_DFF_P_") { check_gate("DQC"); return; }
674 if (cell
->type
== "$_DFF_NN0_") { check_gate("DQCR"); return; }
675 if (cell
->type
== "$_DFF_NN1_") { check_gate("DQCR"); return; }
676 if (cell
->type
== "$_DFF_NP0_") { check_gate("DQCR"); return; }
677 if (cell
->type
== "$_DFF_NP1_") { check_gate("DQCR"); return; }
678 if (cell
->type
== "$_DFF_PN0_") { check_gate("DQCR"); return; }
679 if (cell
->type
== "$_DFF_PN1_") { check_gate("DQCR"); return; }
680 if (cell
->type
== "$_DFF_PP0_") { check_gate("DQCR"); return; }
681 if (cell
->type
== "$_DFF_PP1_") { check_gate("DQCR"); return; }
683 if (cell
->type
== "$_DFFSR_NNN_") { check_gate("CSRDQ"); return; }
684 if (cell
->type
== "$_DFFSR_NNP_") { check_gate("CSRDQ"); return; }
685 if (cell
->type
== "$_DFFSR_NPN_") { check_gate("CSRDQ"); return; }
686 if (cell
->type
== "$_DFFSR_NPP_") { check_gate("CSRDQ"); return; }
687 if (cell
->type
== "$_DFFSR_PNN_") { check_gate("CSRDQ"); return; }
688 if (cell
->type
== "$_DFFSR_PNP_") { check_gate("CSRDQ"); return; }
689 if (cell
->type
== "$_DFFSR_PPN_") { check_gate("CSRDQ"); return; }
690 if (cell
->type
== "$_DFFSR_PPP_") { check_gate("CSRDQ"); return; }
692 if (cell
->type
== "$_DLATCH_N_") { check_gate("EDQ"); return; }
693 if (cell
->type
== "$_DLATCH_P_") { check_gate("EDQ"); return; }
695 if (cell
->type
== "$_DLATCHSR_NNN_") { check_gate("ESRDQ"); return; }
696 if (cell
->type
== "$_DLATCHSR_NNP_") { check_gate("ESRDQ"); return; }
697 if (cell
->type
== "$_DLATCHSR_NPN_") { check_gate("ESRDQ"); return; }
698 if (cell
->type
== "$_DLATCHSR_NPP_") { check_gate("ESRDQ"); return; }
699 if (cell
->type
== "$_DLATCHSR_PNN_") { check_gate("ESRDQ"); return; }
700 if (cell
->type
== "$_DLATCHSR_PNP_") { check_gate("ESRDQ"); return; }
701 if (cell
->type
== "$_DLATCHSR_PPN_") { check_gate("ESRDQ"); return; }
702 if (cell
->type
== "$_DLATCHSR_PPP_") { check_gate("ESRDQ"); return; }
710 void RTLIL::Module::check()
713 for (auto &it
: wires
) {
714 assert(it
.first
== it
.second
->name
);
715 assert(it
.first
.size() > 0 && (it
.first
[0] == '\\' || it
.first
[0] == '$'));
716 assert(it
.second
->width
>= 0);
717 assert(it
.second
->port_id
>= 0);
718 for (auto &it2
: it
.second
->attributes
) {
719 assert(it2
.first
.size() > 0 && (it2
.first
[0] == '\\' || it2
.first
[0] == '$'));
723 for (auto &it
: memories
) {
724 assert(it
.first
== it
.second
->name
);
725 assert(it
.first
.size() > 0 && (it
.first
[0] == '\\' || it
.first
[0] == '$'));
726 assert(it
.second
->width
>= 0);
727 assert(it
.second
->size
>= 0);
728 for (auto &it2
: it
.second
->attributes
) {
729 assert(it2
.first
.size() > 0 && (it2
.first
[0] == '\\' || it2
.first
[0] == '$'));
733 for (auto &it
: cells
) {
734 assert(it
.first
== it
.second
->name
);
735 assert(it
.first
.size() > 0 && (it
.first
[0] == '\\' || it
.first
[0] == '$'));
736 assert(it
.second
->type
.size() > 0 && (it
.second
->type
[0] == '\\' || it
.second
->type
[0] == '$'));
737 for (auto &it2
: it
.second
->connections
) {
738 assert(it2
.first
.size() > 0 && (it2
.first
[0] == '\\' || it2
.first
[0] == '$'));
741 for (auto &it2
: it
.second
->attributes
) {
742 assert(it2
.first
.size() > 0 && (it2
.first
[0] == '\\' || it2
.first
[0] == '$'));
744 for (auto &it2
: it
.second
->parameters
) {
745 assert(it2
.first
.size() > 0 && (it2
.first
[0] == '\\' || it2
.first
[0] == '$'));
747 InternalCellChecker
checker(this, it
.second
);
751 for (auto &it
: processes
) {
752 assert(it
.first
== it
.second
->name
);
753 assert(it
.first
.size() > 0 && (it
.first
[0] == '\\' || it
.first
[0] == '$'));
754 // FIXME: More checks here..
757 for (auto &it
: connections
) {
758 assert(it
.first
.size() == it
.second
.size());
763 for (auto &it
: attributes
) {
764 assert(it
.first
.size() > 0 && (it
.first
[0] == '\\' || it
.first
[0] == '$'));
769 void RTLIL::Module::optimize()
773 void RTLIL::Module::cloneInto(RTLIL::Module
*new_mod
) const
775 new_mod
->name
= name
;
776 new_mod
->connections
= connections
;
777 new_mod
->attributes
= attributes
;
779 for (auto &it
: wires
)
780 new_mod
->wires
[it
.first
] = new RTLIL::Wire(*it
.second
);
782 for (auto &it
: memories
)
783 new_mod
->memories
[it
.first
] = new RTLIL::Memory(*it
.second
);
785 for (auto &it
: cells
)
786 new_mod
->cells
[it
.first
] = new RTLIL::Cell(*it
.second
);
788 for (auto &it
: processes
)
789 new_mod
->processes
[it
.first
] = it
.second
->clone();
791 struct RewriteSigSpecWorker
794 void operator()(RTLIL::SigSpec
&sig
)
796 std::vector
<RTLIL::SigChunk
> chunks
= sig
.chunks();
797 for (auto &c
: chunks
)
799 c
.wire
= mod
->wires
.at(c
.wire
->name
);
804 RewriteSigSpecWorker rewriteSigSpecWorker
;
805 rewriteSigSpecWorker
.mod
= new_mod
;
806 new_mod
->rewrite_sigspecs(rewriteSigSpecWorker
);
809 RTLIL::Module
*RTLIL::Module::clone() const
811 RTLIL::Module
*new_mod
= new RTLIL::Module
;
816 void RTLIL::Module::add(RTLIL::Wire
*wire
)
818 assert(!wire
->name
.empty());
819 assert(count_id(wire
->name
) == 0);
820 wires
[wire
->name
] = wire
;
823 void RTLIL::Module::add(RTLIL::Cell
*cell
)
825 assert(!cell
->name
.empty());
826 assert(count_id(cell
->name
) == 0);
827 cells
[cell
->name
] = cell
;
830 void RTLIL::Module::remove(RTLIL::Cell
*cell
)
832 assert(cells
.count(cell
->name
) != 0);
833 cells
.erase(cell
->name
);
837 static bool fixup_ports_compare(const RTLIL::Wire
*a
, const RTLIL::Wire
*b
)
839 if (a
->port_id
&& !b
->port_id
)
841 if (!a
->port_id
&& b
->port_id
)
844 if (a
->port_id
== b
->port_id
)
845 return a
->name
< b
->name
;
846 return a
->port_id
< b
->port_id
;
849 void RTLIL::Module::fixup_ports()
851 std::vector
<RTLIL::Wire
*> all_ports
;
853 for (auto &w
: wires
)
854 if (w
.second
->port_input
|| w
.second
->port_output
)
855 all_ports
.push_back(w
.second
);
857 w
.second
->port_id
= 0;
859 std::sort(all_ports
.begin(), all_ports
.end(), fixup_ports_compare
);
860 for (size_t i
= 0; i
< all_ports
.size(); i
++)
861 all_ports
[i
]->port_id
= i
+1;
864 RTLIL::Wire
*RTLIL::Module::addWire(RTLIL::IdString name
, int width
)
866 RTLIL::Wire
*wire
= new RTLIL::Wire
;
873 RTLIL::Cell
*RTLIL::Module::addCell(RTLIL::IdString name
, RTLIL::IdString type
)
875 RTLIL::Cell
*cell
= new RTLIL::Cell
;
882 #define DEF_METHOD(_func, _y_size, _type) \
883 RTLIL::Cell* RTLIL::Module::add ## _func(RTLIL::IdString name, RTLIL::SigSpec sig_a, RTLIL::SigSpec sig_y, bool is_signed) { \
884 RTLIL::Cell *cell = new RTLIL::Cell; \
886 cell->type = _type; \
887 cell->parameters["\\A_SIGNED"] = is_signed; \
888 cell->parameters["\\A_WIDTH"] = sig_a.size(); \
889 cell->parameters["\\Y_WIDTH"] = sig_y.size(); \
890 cell->connections["\\A"] = sig_a; \
891 cell->connections["\\Y"] = sig_y; \
895 RTLIL::SigSpec RTLIL::Module::_func(RTLIL::IdString name, RTLIL::SigSpec sig_a, bool is_signed) { \
896 RTLIL::SigSpec sig_y = addWire(NEW_ID, _y_size); \
897 add ## _func(name, sig_a, sig_y, is_signed); \
900 DEF_METHOD(Not
, sig_a
.size(), "$not")
901 DEF_METHOD(Pos
, sig_a
.size(), "$pos")
902 DEF_METHOD(Bu0
, sig_a
.size(), "$bu0")
903 DEF_METHOD(Neg
, sig_a
.size(), "$neg")
904 DEF_METHOD(ReduceAnd
, 1, "$reduce_and")
905 DEF_METHOD(ReduceOr
, 1, "$reduce_or")
906 DEF_METHOD(ReduceXor
, 1, "$reduce_xor")
907 DEF_METHOD(ReduceXnor
, 1, "$reduce_xnor")
908 DEF_METHOD(ReduceBool
, 1, "$reduce_bool")
909 DEF_METHOD(LogicNot
, 1, "$logic_not")
912 #define DEF_METHOD(_func, _y_size, _type) \
913 RTLIL::Cell* RTLIL::Module::add ## _func(RTLIL::IdString name, RTLIL::SigSpec sig_a, RTLIL::SigSpec sig_b, RTLIL::SigSpec sig_y, bool is_signed) { \
914 RTLIL::Cell *cell = new RTLIL::Cell; \
916 cell->type = _type; \
917 cell->parameters["\\A_SIGNED"] = is_signed; \
918 cell->parameters["\\B_SIGNED"] = is_signed; \
919 cell->parameters["\\A_WIDTH"] = sig_a.size(); \
920 cell->parameters["\\B_WIDTH"] = sig_b.size(); \
921 cell->parameters["\\Y_WIDTH"] = sig_y.size(); \
922 cell->connections["\\A"] = sig_a; \
923 cell->connections["\\B"] = sig_b; \
924 cell->connections["\\Y"] = sig_y; \
928 RTLIL::SigSpec RTLIL::Module::_func(RTLIL::IdString name, RTLIL::SigSpec sig_a, RTLIL::SigSpec sig_b, bool is_signed) { \
929 RTLIL::SigSpec sig_y = addWire(NEW_ID, _y_size); \
930 add ## _func(name, sig_a, sig_b, sig_y, is_signed); \
933 DEF_METHOD(And
, std::max(sig_a
.size(), sig_b
.size()), "$and")
934 DEF_METHOD(Or
, std::max(sig_a
.size(), sig_b
.size()), "$or")
935 DEF_METHOD(Xor
, std::max(sig_a
.size(), sig_b
.size()), "$xor")
936 DEF_METHOD(Xnor
, std::max(sig_a
.size(), sig_b
.size()), "$xnor")
937 DEF_METHOD(Shl
, sig_a
.size(), "$shl")
938 DEF_METHOD(Shr
, sig_a
.size(), "$shr")
939 DEF_METHOD(Sshl
, sig_a
.size(), "$sshl")
940 DEF_METHOD(Sshr
, sig_a
.size(), "$sshr")
941 DEF_METHOD(Lt
, 1, "$lt")
942 DEF_METHOD(Le
, 1, "$le")
943 DEF_METHOD(Eq
, 1, "$eq")
944 DEF_METHOD(Ne
, 1, "$ne")
945 DEF_METHOD(Eqx
, 1, "$eqx")
946 DEF_METHOD(Nex
, 1, "$nex")
947 DEF_METHOD(Ge
, 1, "$ge")
948 DEF_METHOD(Gt
, 1, "$gt")
949 DEF_METHOD(Add
, std::max(sig_a
.size(), sig_b
.size()), "$add")
950 DEF_METHOD(Sub
, std::max(sig_a
.size(), sig_b
.size()), "$sub")
951 DEF_METHOD(Mul
, std::max(sig_a
.size(), sig_b
.size()), "$mul")
952 DEF_METHOD(Div
, std::max(sig_a
.size(), sig_b
.size()), "$div")
953 DEF_METHOD(Mod
, std::max(sig_a
.size(), sig_b
.size()), "$mod")
954 DEF_METHOD(LogicAnd
, 1, "$logic_and")
955 DEF_METHOD(LogicOr
, 1, "$logic_or")
958 #define DEF_METHOD(_func, _type, _pmux) \
959 RTLIL::Cell* RTLIL::Module::add ## _func(RTLIL::IdString name, RTLIL::SigSpec sig_a, RTLIL::SigSpec sig_b, RTLIL::SigSpec sig_s, RTLIL::SigSpec sig_y) { \
960 RTLIL::Cell *cell = new RTLIL::Cell; \
962 cell->type = _type; \
963 cell->parameters["\\WIDTH"] = sig_a.size(); \
964 cell->parameters["\\WIDTH"] = sig_b.size(); \
965 if (_pmux) cell->parameters["\\S_WIDTH"] = sig_s.size(); \
966 cell->connections["\\A"] = sig_a; \
967 cell->connections["\\B"] = sig_b; \
968 cell->connections["\\S"] = sig_s; \
969 cell->connections["\\Y"] = sig_y; \
973 RTLIL::SigSpec RTLIL::Module::_func(RTLIL::IdString name, RTLIL::SigSpec sig_a, RTLIL::SigSpec sig_b, RTLIL::SigSpec sig_s) { \
974 RTLIL::SigSpec sig_y = addWire(NEW_ID, sig_a.size()); \
975 add ## _func(name, sig_a, sig_b, sig_s, sig_y); \
978 DEF_METHOD(Mux
, "$mux", 0)
979 DEF_METHOD(Pmux
, "$pmux", 1)
980 DEF_METHOD(SafePmux
, "$safe_pmux", 1)
983 #define DEF_METHOD_2(_func, _type, _P1, _P2) \
984 RTLIL::Cell* RTLIL::Module::add ## _func(RTLIL::IdString name, RTLIL::SigSpec sig1, RTLIL::SigSpec sig2) { \
985 RTLIL::Cell *cell = new RTLIL::Cell; \
987 cell->type = _type; \
988 cell->connections["\\" #_P1] = sig1; \
989 cell->connections["\\" #_P2] = sig2; \
993 RTLIL::SigSpec RTLIL::Module::_func(RTLIL::IdString name, RTLIL::SigSpec sig1) { \
994 RTLIL::SigSpec sig2 = addWire(NEW_ID); \
995 add ## _func(name, sig1, sig2); \
998 #define DEF_METHOD_3(_func, _type, _P1, _P2, _P3) \
999 RTLIL::Cell* RTLIL::Module::add ## _func(RTLIL::IdString name, RTLIL::SigSpec sig1, RTLIL::SigSpec sig2, RTLIL::SigSpec sig3) { \
1000 RTLIL::Cell *cell = new RTLIL::Cell; \
1001 cell->name = name; \
1002 cell->type = _type; \
1003 cell->connections["\\" #_P1] = sig1; \
1004 cell->connections["\\" #_P2] = sig2; \
1005 cell->connections["\\" #_P3] = sig3; \
1009 RTLIL::SigSpec RTLIL::Module::_func(RTLIL::IdString name, RTLIL::SigSpec sig1, RTLIL::SigSpec sig2) { \
1010 RTLIL::SigSpec sig3 = addWire(NEW_ID); \
1011 add ## _func(name, sig1, sig2, sig3); \
1014 #define DEF_METHOD_4(_func, _type, _P1, _P2, _P3, _P4) \
1015 RTLIL::Cell* RTLIL::Module::add ## _func(RTLIL::IdString name, RTLIL::SigSpec sig1, RTLIL::SigSpec sig2, RTLIL::SigSpec sig3, RTLIL::SigSpec sig4) { \
1016 RTLIL::Cell *cell = new RTLIL::Cell; \
1017 cell->name = name; \
1018 cell->type = _type; \
1019 cell->connections["\\" #_P1] = sig1; \
1020 cell->connections["\\" #_P2] = sig2; \
1021 cell->connections["\\" #_P3] = sig3; \
1022 cell->connections["\\" #_P4] = sig4; \
1026 RTLIL::SigSpec RTLIL::Module::_func(RTLIL::IdString name, RTLIL::SigSpec sig1, RTLIL::SigSpec sig2, RTLIL::SigSpec sig3) { \
1027 RTLIL::SigSpec sig4 = addWire(NEW_ID); \
1028 add ## _func(name, sig1, sig2, sig3, sig4); \
1031 DEF_METHOD_2(InvGate
, "$_INV_", A
, Y
)
1032 DEF_METHOD_3(AndGate
, "$_AND_", A
, B
, Y
)
1033 DEF_METHOD_3(OrGate
, "$_OR_", A
, B
, Y
)
1034 DEF_METHOD_3(XorGate
, "$_XOR_", A
, B
, Y
)
1035 DEF_METHOD_4(MuxGate
, "$_MUX_", A
, B
, S
, Y
)
1040 RTLIL::Cell
* RTLIL::Module::addPow(RTLIL::IdString name
, RTLIL::SigSpec sig_a
, RTLIL::SigSpec sig_b
, RTLIL::SigSpec sig_y
, bool a_signed
, bool b_signed
)
1042 RTLIL::Cell
*cell
= new RTLIL::Cell
;
1044 cell
->type
= "$pow";
1045 cell
->parameters
["\\A_SIGNED"] = a_signed
;
1046 cell
->parameters
["\\B_SIGNED"] = b_signed
;
1047 cell
->parameters
["\\A_WIDTH"] = sig_a
.size();
1048 cell
->parameters
["\\B_WIDTH"] = sig_b
.size();
1049 cell
->parameters
["\\Y_WIDTH"] = sig_y
.size();
1050 cell
->connections
["\\A"] = sig_a
;
1051 cell
->connections
["\\B"] = sig_b
;
1052 cell
->connections
["\\Y"] = sig_y
;
1057 RTLIL::Cell
* RTLIL::Module::addSlice(RTLIL::IdString name
, RTLIL::SigSpec sig_a
, RTLIL::SigSpec sig_y
, RTLIL::Const offset
)
1059 RTLIL::Cell
*cell
= new RTLIL::Cell
;
1061 cell
->type
= "$slice";
1062 cell
->parameters
["\\A_WIDTH"] = sig_a
.size();
1063 cell
->parameters
["\\Y_WIDTH"] = sig_y
.size();
1064 cell
->parameters
["\\OFFSET"] = offset
;
1065 cell
->connections
["\\A"] = sig_a
;
1066 cell
->connections
["\\Y"] = sig_y
;
1071 RTLIL::Cell
* RTLIL::Module::addConcat(RTLIL::IdString name
, RTLIL::SigSpec sig_a
, RTLIL::SigSpec sig_b
, RTLIL::SigSpec sig_y
)
1073 RTLIL::Cell
*cell
= new RTLIL::Cell
;
1075 cell
->type
= "$concat";
1076 cell
->parameters
["\\A_WIDTH"] = sig_a
.size();
1077 cell
->parameters
["\\B_WIDTH"] = sig_b
.size();
1078 cell
->connections
["\\A"] = sig_a
;
1079 cell
->connections
["\\B"] = sig_b
;
1080 cell
->connections
["\\Y"] = sig_y
;
1085 RTLIL::Cell
* RTLIL::Module::addLut(RTLIL::IdString name
, RTLIL::SigSpec sig_i
, RTLIL::SigSpec sig_o
, RTLIL::Const lut
)
1087 RTLIL::Cell
*cell
= new RTLIL::Cell
;
1089 cell
->type
= "$lut";
1090 cell
->parameters
["\\LUT"] = lut
;
1091 cell
->parameters
["\\WIDTH"] = sig_i
.size();
1092 cell
->connections
["\\I"] = sig_i
;
1093 cell
->connections
["\\O"] = sig_o
;
1098 RTLIL::Cell
* RTLIL::Module::addAssert(RTLIL::IdString name
, RTLIL::SigSpec sig_a
, RTLIL::SigSpec sig_en
)
1100 RTLIL::Cell
*cell
= new RTLIL::Cell
;
1102 cell
->type
= "$assert";
1103 cell
->connections
["\\A"] = sig_a
;
1104 cell
->connections
["\\EN"] = sig_en
;
1109 RTLIL::Cell
* RTLIL::Module::addSr(RTLIL::IdString name
, RTLIL::SigSpec sig_set
, RTLIL::SigSpec sig_clr
, RTLIL::SigSpec sig_q
, bool set_polarity
, bool clr_polarity
)
1111 RTLIL::Cell
*cell
= new RTLIL::Cell
;
1114 cell
->parameters
["\\SET_POLARITY"] = set_polarity
;
1115 cell
->parameters
["\\CLR_POLARITY"] = clr_polarity
;
1116 cell
->parameters
["\\WIDTH"] = sig_q
.size();
1117 cell
->connections
["\\SET"] = sig_set
;
1118 cell
->connections
["\\CLR"] = sig_clr
;
1119 cell
->connections
["\\Q"] = sig_q
;
1124 RTLIL::Cell
* RTLIL::Module::addDff(RTLIL::IdString name
, RTLIL::SigSpec sig_clk
, RTLIL::SigSpec sig_d
, RTLIL::SigSpec sig_q
, bool clk_polarity
)
1126 RTLIL::Cell
*cell
= new RTLIL::Cell
;
1128 cell
->type
= "$dff";
1129 cell
->parameters
["\\CLK_POLARITY"] = clk_polarity
;
1130 cell
->parameters
["\\WIDTH"] = sig_q
.size();
1131 cell
->connections
["\\CLK"] = sig_clk
;
1132 cell
->connections
["\\D"] = sig_d
;
1133 cell
->connections
["\\Q"] = sig_q
;
1138 RTLIL::Cell
* RTLIL::Module::addDffsr(RTLIL::IdString name
, RTLIL::SigSpec sig_clk
, RTLIL::SigSpec sig_set
, RTLIL::SigSpec sig_clr
,
1139 RTLIL::SigSpec sig_d
, RTLIL::SigSpec sig_q
, bool clk_polarity
, bool set_polarity
, bool clr_polarity
)
1141 RTLIL::Cell
*cell
= new RTLIL::Cell
;
1143 cell
->type
= "$dffsr";
1144 cell
->parameters
["\\CLK_POLARITY"] = clk_polarity
;
1145 cell
->parameters
["\\SET_POLARITY"] = set_polarity
;
1146 cell
->parameters
["\\CLR_POLARITY"] = clr_polarity
;
1147 cell
->parameters
["\\WIDTH"] = sig_q
.size();
1148 cell
->connections
["\\CLK"] = sig_clk
;
1149 cell
->connections
["\\SET"] = sig_set
;
1150 cell
->connections
["\\CLR"] = sig_clr
;
1151 cell
->connections
["\\D"] = sig_d
;
1152 cell
->connections
["\\Q"] = sig_q
;
1157 RTLIL::Cell
* RTLIL::Module::addAdff(RTLIL::IdString name
, RTLIL::SigSpec sig_clk
, RTLIL::SigSpec sig_arst
, RTLIL::SigSpec sig_d
, RTLIL::SigSpec sig_q
,
1158 RTLIL::Const arst_value
, bool clk_polarity
, bool arst_polarity
)
1160 RTLIL::Cell
*cell
= new RTLIL::Cell
;
1162 cell
->type
= "$adff";
1163 cell
->parameters
["\\CLK_POLARITY"] = clk_polarity
;
1164 cell
->parameters
["\\ARST_POLARITY"] = arst_polarity
;
1165 cell
->parameters
["\\ARST_VALUE"] = arst_value
;
1166 cell
->parameters
["\\WIDTH"] = sig_q
.size();
1167 cell
->connections
["\\CLK"] = sig_clk
;
1168 cell
->connections
["\\ARST"] = sig_arst
;
1169 cell
->connections
["\\D"] = sig_d
;
1170 cell
->connections
["\\Q"] = sig_q
;
1175 RTLIL::Cell
* RTLIL::Module::addDlatch(RTLIL::IdString name
, RTLIL::SigSpec sig_en
, RTLIL::SigSpec sig_d
, RTLIL::SigSpec sig_q
, bool en_polarity
)
1177 RTLIL::Cell
*cell
= new RTLIL::Cell
;
1179 cell
->type
= "$dlatch";
1180 cell
->parameters
["\\EN_POLARITY"] = en_polarity
;
1181 cell
->parameters
["\\WIDTH"] = sig_q
.size();
1182 cell
->connections
["\\EN"] = sig_en
;
1183 cell
->connections
["\\D"] = sig_d
;
1184 cell
->connections
["\\Q"] = sig_q
;
1189 RTLIL::Cell
* RTLIL::Module::addDlatchsr(RTLIL::IdString name
, RTLIL::SigSpec sig_en
, RTLIL::SigSpec sig_set
, RTLIL::SigSpec sig_clr
,
1190 RTLIL::SigSpec sig_d
, RTLIL::SigSpec sig_q
, bool en_polarity
, bool set_polarity
, bool clr_polarity
)
1192 RTLIL::Cell
*cell
= new RTLIL::Cell
;
1194 cell
->type
= "$dlatchsr";
1195 cell
->parameters
["\\EN_POLARITY"] = en_polarity
;
1196 cell
->parameters
["\\SET_POLARITY"] = set_polarity
;
1197 cell
->parameters
["\\CLR_POLARITY"] = clr_polarity
;
1198 cell
->parameters
["\\WIDTH"] = sig_q
.size();
1199 cell
->connections
["\\EN"] = sig_en
;
1200 cell
->connections
["\\SET"] = sig_set
;
1201 cell
->connections
["\\CLR"] = sig_clr
;
1202 cell
->connections
["\\D"] = sig_d
;
1203 cell
->connections
["\\Q"] = sig_q
;
1208 RTLIL::Cell
* RTLIL::Module::addDffGate(RTLIL::IdString name
, RTLIL::SigSpec sig_clk
, RTLIL::SigSpec sig_d
, RTLIL::SigSpec sig_q
, bool clk_polarity
)
1210 RTLIL::Cell
*cell
= new RTLIL::Cell
;
1212 cell
->type
= stringf("$_DFF_%c_", clk_polarity
? 'P' : 'N');
1213 cell
->connections
["\\C"] = sig_clk
;
1214 cell
->connections
["\\D"] = sig_d
;
1215 cell
->connections
["\\Q"] = sig_q
;
1220 RTLIL::Cell
* RTLIL::Module::addDffsrGate(RTLIL::IdString name
, RTLIL::SigSpec sig_clk
, RTLIL::SigSpec sig_set
, RTLIL::SigSpec sig_clr
,
1221 RTLIL::SigSpec sig_d
, RTLIL::SigSpec sig_q
, bool clk_polarity
, bool set_polarity
, bool clr_polarity
)
1223 RTLIL::Cell
*cell
= new RTLIL::Cell
;
1225 cell
->type
= stringf("$_DFFSR_%c%c%c_", clk_polarity
? 'P' : 'N', set_polarity
? 'P' : 'N', clr_polarity
? 'P' : 'N');
1226 cell
->connections
["\\C"] = sig_clk
;
1227 cell
->connections
["\\S"] = sig_set
;
1228 cell
->connections
["\\R"] = sig_clr
;
1229 cell
->connections
["\\D"] = sig_d
;
1230 cell
->connections
["\\Q"] = sig_q
;
1235 RTLIL::Cell
* RTLIL::Module::addAdffGate(RTLIL::IdString name
, RTLIL::SigSpec sig_clk
, RTLIL::SigSpec sig_arst
, RTLIL::SigSpec sig_d
, RTLIL::SigSpec sig_q
,
1236 bool arst_value
, bool clk_polarity
, bool arst_polarity
)
1238 RTLIL::Cell
*cell
= new RTLIL::Cell
;
1240 cell
->type
= stringf("$_DFF_%c%c%c_", clk_polarity
? 'P' : 'N', arst_polarity
? 'P' : 'N', arst_value
? '1' : '0');
1241 cell
->connections
["\\C"] = sig_clk
;
1242 cell
->connections
["\\R"] = sig_arst
;
1243 cell
->connections
["\\D"] = sig_d
;
1244 cell
->connections
["\\Q"] = sig_q
;
1249 RTLIL::Cell
* RTLIL::Module::addDlatchGate(RTLIL::IdString name
, RTLIL::SigSpec sig_en
, RTLIL::SigSpec sig_d
, RTLIL::SigSpec sig_q
, bool en_polarity
)
1251 RTLIL::Cell
*cell
= new RTLIL::Cell
;
1253 cell
->type
= stringf("$_DLATCH_%c_", en_polarity
? 'P' : 'N');
1254 cell
->connections
["\\E"] = sig_en
;
1255 cell
->connections
["\\D"] = sig_d
;
1256 cell
->connections
["\\Q"] = sig_q
;
1261 RTLIL::Cell
* RTLIL::Module::addDlatchsrGate(RTLIL::IdString name
, RTLIL::SigSpec sig_en
, RTLIL::SigSpec sig_set
, RTLIL::SigSpec sig_clr
,
1262 RTLIL::SigSpec sig_d
, RTLIL::SigSpec sig_q
, bool en_polarity
, bool set_polarity
, bool clr_polarity
)
1264 RTLIL::Cell
*cell
= new RTLIL::Cell
;
1266 cell
->type
= stringf("$_DLATCHSR_%c%c%c_", en_polarity
? 'P' : 'N', set_polarity
? 'P' : 'N', clr_polarity
? 'P' : 'N');
1267 cell
->connections
["\\E"] = sig_en
;
1268 cell
->connections
["\\S"] = sig_set
;
1269 cell
->connections
["\\R"] = sig_clr
;
1270 cell
->connections
["\\D"] = sig_d
;
1271 cell
->connections
["\\Q"] = sig_q
;
1283 port_output
= false;
1286 RTLIL::Memory::Memory()
1292 void RTLIL::Cell::check()
1295 InternalCellChecker
checker(NULL
, this);
1300 RTLIL::SigChunk::SigChunk()
1307 RTLIL::SigChunk::SigChunk(const RTLIL::Const
&value
)
1311 width
= data
.bits
.size();
1315 RTLIL::SigChunk::SigChunk(RTLIL::Wire
*wire
)
1318 this->width
= wire
->width
;
1322 RTLIL::SigChunk::SigChunk(RTLIL::Wire
*wire
, int offset
, int width
)
1325 this->width
= width
;
1326 this->offset
= offset
;
1329 RTLIL::SigChunk::SigChunk(const std::string
&str
)
1332 data
= RTLIL::Const(str
);
1333 width
= data
.bits
.size();
1337 RTLIL::SigChunk::SigChunk(int val
, int width
)
1340 data
= RTLIL::Const(val
, width
);
1341 this->width
= data
.bits
.size();
1345 RTLIL::SigChunk::SigChunk(RTLIL::State bit
, int width
)
1348 data
= RTLIL::Const(bit
, width
);
1349 this->width
= data
.bits
.size();
1353 RTLIL::SigChunk::SigChunk(RTLIL::SigBit bit
)
1357 data
= RTLIL::Const(bit
.data
);
1358 offset
= bit
.offset
;
1362 RTLIL::SigChunk
RTLIL::SigChunk::extract(int offset
, int length
) const
1364 RTLIL::SigChunk ret
;
1367 ret
.offset
= this->offset
+ offset
;
1370 for (int i
= 0; i
< length
; i
++)
1371 ret
.data
.bits
.push_back(data
.bits
[offset
+i
]);
1377 bool RTLIL::SigChunk::operator <(const RTLIL::SigChunk
&other
) const
1379 if (wire
&& other
.wire
)
1380 if (wire
->name
!= other
.wire
->name
)
1381 return wire
->name
< other
.wire
->name
;
1383 if (wire
!= other
.wire
)
1384 return wire
< other
.wire
;
1386 if (offset
!= other
.offset
)
1387 return offset
< other
.offset
;
1389 if (width
!= other
.width
)
1390 return width
< other
.width
;
1392 return data
.bits
< other
.data
.bits
;
1395 bool RTLIL::SigChunk::operator ==(const RTLIL::SigChunk
&other
) const
1397 if (wire
!= other
.wire
|| width
!= other
.width
|| offset
!= other
.offset
)
1399 if (data
.bits
!= other
.data
.bits
)
1404 bool RTLIL::SigChunk::operator !=(const RTLIL::SigChunk
&other
) const
1411 RTLIL::SigSpec::SigSpec()
1417 RTLIL::SigSpec::SigSpec(const RTLIL::Const
&value
)
1419 chunks_
.push_back(RTLIL::SigChunk(value
));
1420 width_
= chunks_
.back().width
;
1425 RTLIL::SigSpec::SigSpec(const RTLIL::SigChunk
&chunk
)
1427 chunks_
.push_back(chunk
);
1428 width_
= chunks_
.back().width
;
1433 RTLIL::SigSpec::SigSpec(RTLIL::Wire
*wire
)
1435 chunks_
.push_back(RTLIL::SigChunk(wire
));
1436 width_
= chunks_
.back().width
;
1441 RTLIL::SigSpec::SigSpec(RTLIL::Wire
*wire
, int offset
, int width
)
1443 chunks_
.push_back(RTLIL::SigChunk(wire
, offset
, width
));
1444 width_
= chunks_
.back().width
;
1449 RTLIL::SigSpec::SigSpec(const std::string
&str
)
1451 chunks_
.push_back(RTLIL::SigChunk(str
));
1452 width_
= chunks_
.back().width
;
1457 RTLIL::SigSpec::SigSpec(int val
, int width
)
1459 chunks_
.push_back(RTLIL::SigChunk(val
, width
));
1465 RTLIL::SigSpec::SigSpec(RTLIL::State bit
, int width
)
1467 chunks_
.push_back(RTLIL::SigChunk(bit
, width
));
1473 RTLIL::SigSpec::SigSpec(RTLIL::SigBit bit
, int width
)
1475 if (bit
.wire
== NULL
)
1476 chunks_
.push_back(RTLIL::SigChunk(bit
.data
, width
));
1478 for (int i
= 0; i
< width
; i
++)
1479 chunks_
.push_back(bit
);
1485 RTLIL::SigSpec::SigSpec(std::vector
<RTLIL::SigChunk
> chunks
)
1489 for (auto &c
: chunks
)
1494 RTLIL::SigSpec::SigSpec(std::vector
<RTLIL::SigBit
> bits
)
1498 for (auto &bit
: bits
)
1503 RTLIL::SigSpec::SigSpec(std::set
<RTLIL::SigBit
> bits
)
1507 for (auto &bit
: bits
)
1512 void RTLIL::SigSpec::pack() const
1514 RTLIL::SigSpec
*that
= (RTLIL::SigSpec
*)this;
1516 if (that
->bits_
.empty())
1519 cover("kernel.rtlil.sigspec.convert.pack");
1520 log_assert(that
->chunks_
.empty());
1522 std::vector
<RTLIL::SigBit
> old_bits
;
1523 old_bits
.swap(that
->bits_
);
1525 RTLIL::SigChunk
*last_const
= NULL
;
1526 RTLIL::SigChunk
*last_wire
= NULL
;
1527 int last_wire_end
= 0;
1529 for (auto &bit
: old_bits
)
1530 if (bit
.wire
== NULL
&& last_const
) {
1531 last_const
->data
.bits
.push_back(bit
.data
);
1532 last_const
->width
++;
1534 if (bit
.wire
&& last_wire
&& last_wire
->wire
== bit
.wire
&& last_wire_end
== bit
.offset
) {
1538 that
->chunks_
.push_back(bit
);
1539 last_const
= bit
.wire
? NULL
: &that
->chunks_
.back();
1540 last_wire
= bit
.wire
? &that
->chunks_
.back() : NULL
;
1541 last_wire_end
= bit
.offset
+ 1;
1547 void RTLIL::SigSpec::unpack() const
1549 RTLIL::SigSpec
*that
= (RTLIL::SigSpec
*)this;
1551 if (that
->chunks_
.empty())
1554 cover("kernel.rtlil.sigspec.convert.unpack");
1555 log_assert(that
->bits_
.empty());
1557 that
->bits_
.reserve(that
->width_
);
1558 for (auto &c
: that
->chunks_
)
1559 for (int i
= 0; i
< c
.width
; i
++)
1560 that
->bits_
.push_back(RTLIL::SigBit(c
, i
));
1562 that
->chunks_
.clear();
1566 #define DJB2(_hash, _value) do { (_hash) = (((_hash) << 5) + (_hash)) + (_value); } while (0)
1568 void RTLIL::SigSpec::hash() const
1570 RTLIL::SigSpec
*that
= (RTLIL::SigSpec
*)this;
1572 if (that
->hash_
!= 0)
1575 cover("kernel.rtlil.sigspec.hash");
1579 for (auto &c
: that
->chunks_
)
1580 if (c
.wire
== NULL
) {
1581 for (auto &v
: c
.data
.bits
)
1582 DJB2(that
->hash_
, v
);
1584 for (auto &v
: c
.wire
->name
)
1585 DJB2(that
->hash_
, v
);
1586 DJB2(that
->hash_
, c
.offset
);
1587 DJB2(that
->hash_
, c
.width
);
1590 if (that
->hash_
== 0)
1594 void RTLIL::SigSpec::sort()
1597 cover("kernel.rtlil.sigspec.sort");
1598 std::sort(bits_
.begin(), bits_
.end());
1601 void RTLIL::SigSpec::sort_and_unify()
1603 cover("kernel.rtlil.sigspec.sort_and_unify");
1604 *this = this->to_sigbit_set();
1607 void RTLIL::SigSpec::replace(const RTLIL::SigSpec
&pattern
, const RTLIL::SigSpec
&with
)
1609 replace(pattern
, with
, this);
1612 void RTLIL::SigSpec::replace(const RTLIL::SigSpec
&pattern
, const RTLIL::SigSpec
&with
, RTLIL::SigSpec
*other
) const
1614 cover("kernel.rtlil.sigspec.replace");
1620 assert(other
!= NULL
);
1621 assert(width_
== other
->width_
);
1624 assert(pattern
.width_
== with
.width_
);
1626 std::map
<RTLIL::SigBit
, RTLIL::SigBit
> pattern_map
;
1627 for (int i
= 0; i
< SIZE(pattern
.bits_
); i
++)
1628 if (pattern
.bits_
[i
].wire
!= NULL
)
1629 pattern_map
[pattern
.bits_
[i
]] = with
.bits_
[i
];
1631 for (int i
= 0; i
< SIZE(bits_
); i
++)
1632 if (pattern_map
.count(bits_
[i
]))
1633 other
->bits_
[i
] = pattern_map
.at(bits_
[i
]);
1638 void RTLIL::SigSpec::remove(const RTLIL::SigSpec
&pattern
)
1640 remove2(pattern
, NULL
);
1643 void RTLIL::SigSpec::remove(const RTLIL::SigSpec
&pattern
, RTLIL::SigSpec
*other
) const
1645 RTLIL::SigSpec tmp
= *this;
1646 tmp
.remove2(pattern
, other
);
1649 void RTLIL::SigSpec::remove2(const RTLIL::SigSpec
&pattern
, RTLIL::SigSpec
*other
)
1652 cover("kernel.rtlil.sigspec.remove_other");
1654 cover("kernel.rtlil.sigspec.remove");
1658 if (other
!= NULL
) {
1659 assert(width_
== other
->width_
);
1663 std::set
<RTLIL::SigBit
> pattern_bits
= pattern
.to_sigbit_set();
1664 std::vector
<RTLIL::SigBit
> new_bits
, new_other_bits
;
1666 for (int i
= 0; i
< SIZE(bits_
); i
++) {
1667 if (bits_
[i
].wire
!= NULL
&& pattern_bits
.count(bits_
[i
]))
1670 new_other_bits
.push_back(other
->bits_
[i
]);
1671 new_bits
.push_back(bits_
[i
]);
1674 bits_
.swap(new_bits
);
1675 width_
= SIZE(bits_
);
1677 if (other
!= NULL
) {
1678 other
->bits_
.swap(new_other_bits
);
1679 other
->width_
= SIZE(other
->bits_
);
1685 RTLIL::SigSpec
RTLIL::SigSpec::extract(RTLIL::SigSpec pattern
, RTLIL::SigSpec
*other
) const
1688 cover("kernel.rtlil.sigspec.extract_other");
1690 cover("kernel.rtlil.sigspec.extract");
1698 assert(other
== NULL
|| width_
== other
->width_
);
1700 std::set
<RTLIL::SigBit
> pat
= pattern
.to_sigbit_set();
1701 std::vector
<RTLIL::SigBit
> bits_match
= to_sigbit_vector();
1705 std::vector
<RTLIL::SigBit
> bits_other
= other
? other
->to_sigbit_vector() : bits_match
;
1706 for (int i
= 0; i
< width_
; i
++)
1707 if (bits_match
[i
].wire
&& pat
.count(bits_match
[i
]))
1708 ret
.append_bit(bits_other
[i
]);
1710 for (int i
= 0; i
< width_
; i
++)
1711 if (bits_match
[i
].wire
&& pat
.count(bits_match
[i
]))
1712 ret
.append_bit(bits_match
[i
]);
1719 void RTLIL::SigSpec::replace(int offset
, const RTLIL::SigSpec
&with
)
1721 cover("kernel.rtlil.sigspec.replace_pos");
1726 assert(offset
>= 0);
1727 assert(with
.width_
>= 0);
1728 assert(offset
+with
.width_
<= width_
);
1730 for (int i
= 0; i
< with
.width_
; i
++)
1731 bits_
.at(offset
+ i
) = with
.bits_
.at(i
);
1736 void RTLIL::SigSpec::remove_const()
1738 cover("kernel.rtlil.sigspec.remove_const");
1742 std::vector
<RTLIL::SigBit
> new_bits
;
1743 new_bits
.reserve(width_
);
1745 for (auto &bit
: bits_
)
1746 if (bit
.wire
!= NULL
)
1747 new_bits
.push_back(bit
);
1749 bits_
.swap(new_bits
);
1750 width_
= bits_
.size();
1755 void RTLIL::SigSpec::remove(int offset
, int length
)
1757 cover("kernel.rtlil.sigspec.remove_pos");
1761 assert(offset
>= 0);
1762 assert(length
>= 0);
1763 assert(offset
+ length
<= width_
);
1765 bits_
.erase(bits_
.begin() + offset
, bits_
.begin() + offset
+ length
);
1766 width_
= bits_
.size();
1771 RTLIL::SigSpec
RTLIL::SigSpec::extract(int offset
, int length
) const
1774 cover("kernel.rtlil.sigspec.extract_pos");
1775 return std::vector
<RTLIL::SigBit
>(bits_
.begin() + offset
, bits_
.begin() + offset
+ length
);
1778 void RTLIL::SigSpec::append(const RTLIL::SigSpec
&signal
)
1780 if (signal
.width_
== 0)
1788 cover("kernel.rtlil.sigspec.append");
1790 if (packed() != signal
.packed()) {
1796 for (auto &other_c
: signal
.chunks_
)
1798 auto &my_last_c
= chunks_
.back();
1799 if (my_last_c
.wire
== NULL
&& other_c
.wire
== NULL
) {
1800 auto &this_data
= my_last_c
.data
.bits
;
1801 auto &other_data
= other_c
.data
.bits
;
1802 this_data
.insert(this_data
.end(), other_data
.begin(), other_data
.end());
1803 my_last_c
.width
+= other_c
.width
;
1805 if (my_last_c
.wire
== other_c
.wire
&& my_last_c
.offset
+ my_last_c
.width
== other_c
.offset
) {
1806 my_last_c
.width
+= other_c
.width
;
1808 chunks_
.push_back(other_c
);
1811 bits_
.insert(bits_
.end(), signal
.bits_
.begin(), signal
.bits_
.end());
1813 width_
+= signal
.width_
;
1817 void RTLIL::SigSpec::append_bit(const RTLIL::SigBit
&bit
)
1821 cover("kernel.rtlil.sigspec.append_bit.packed");
1823 if (chunks_
.size() == 0)
1824 chunks_
.push_back(bit
);
1826 if (bit
.wire
== NULL
)
1827 if (chunks_
.back().wire
== NULL
) {
1828 chunks_
.back().data
.bits
.push_back(bit
.data
);
1829 chunks_
.back().width
++;
1831 chunks_
.push_back(bit
);
1833 if (chunks_
.back().wire
== bit
.wire
&& chunks_
.back().offset
+ chunks_
.back().width
== bit
.offset
)
1834 chunks_
.back().width
++;
1836 chunks_
.push_back(bit
);
1840 cover("kernel.rtlil.sigspec.append_bit.unpacked");
1841 bits_
.push_back(bit
);
1848 void RTLIL::SigSpec::extend(int width
, bool is_signed
)
1850 cover("kernel.rtlil.sigspec.extend");
1855 remove(width
, width_
- width
);
1857 if (width_
< width
) {
1858 RTLIL::SigSpec padding
= width_
> 0 ? extract(width_
- 1, 1) : RTLIL::SigSpec(RTLIL::State::S0
);
1859 if (!is_signed
&& padding
!= RTLIL::SigSpec(RTLIL::State::Sx
) && padding
!= RTLIL::SigSpec(RTLIL::State::Sz
) &&
1860 padding
!= RTLIL::SigSpec(RTLIL::State::Sa
) && padding
!= RTLIL::SigSpec(RTLIL::State::Sm
))
1861 padding
= RTLIL::SigSpec(RTLIL::State::S0
);
1862 while (width_
< width
)
1867 void RTLIL::SigSpec::extend_u0(int width
, bool is_signed
)
1869 cover("kernel.rtlil.sigspec.extend_u0");
1874 remove(width
, width_
- width
);
1876 if (width_
< width
) {
1877 RTLIL::SigSpec padding
= width_
> 0 ? extract(width_
- 1, 1) : RTLIL::SigSpec(RTLIL::State::S0
);
1879 padding
= RTLIL::SigSpec(RTLIL::State::S0
);
1880 while (width_
< width
)
1886 RTLIL::SigSpec
RTLIL::SigSpec::repeat(int num
) const
1888 cover("kernel.rtlil.sigspec.repeat");
1891 for (int i
= 0; i
< num
; i
++)
1897 void RTLIL::SigSpec::check() const
1901 cover("kernel.rtlil.sigspec.check.skip");
1905 cover("kernel.rtlil.sigspec.check.packed");
1908 for (size_t i
= 0; i
< chunks_
.size(); i
++) {
1909 const RTLIL::SigChunk chunk
= chunks_
[i
];
1910 if (chunk
.wire
== NULL
) {
1912 assert(chunks_
[i
-1].wire
!= NULL
);
1913 assert(chunk
.offset
== 0);
1914 assert(chunk
.data
.bits
.size() == (size_t)chunk
.width
);
1916 if (i
> 0 && chunks_
[i
-1].wire
== chunk
.wire
)
1917 assert(chunk
.offset
!= chunks_
[i
-1].offset
+ chunks_
[i
-1].width
);
1918 assert(chunk
.offset
>= 0);
1919 assert(chunk
.width
>= 0);
1920 assert(chunk
.offset
+ chunk
.width
<= chunk
.wire
->width
);
1921 assert(chunk
.data
.bits
.size() == 0);
1925 assert(w
== width_
);
1926 assert(bits_
.empty());
1930 cover("kernel.rtlil.sigspec.check.unpacked");
1932 assert(width_
== SIZE(bits_
));
1933 assert(chunks_
.empty());
1938 bool RTLIL::SigSpec::operator <(const RTLIL::SigSpec
&other
) const
1940 cover("kernel.rtlil.sigspec.comp_lt");
1945 if (width_
!= other
.width_
)
1946 return width_
< other
.width_
;
1951 if (chunks_
.size() != other
.chunks_
.size())
1952 return chunks_
.size() < other
.chunks_
.size();
1957 if (hash_
!= other
.hash_
)
1958 return hash_
< other
.hash_
;
1960 for (size_t i
= 0; i
< chunks_
.size(); i
++)
1961 if (chunks_
[i
] != other
.chunks_
[i
]) {
1962 cover("kernel.rtlil.sigspec.comp_lt.hash_collision");
1963 return chunks_
[i
] < other
.chunks_
[i
];
1966 cover("kernel.rtlil.sigspec.comp_lt.equal");
1970 bool RTLIL::SigSpec::operator ==(const RTLIL::SigSpec
&other
) const
1972 cover("kernel.rtlil.sigspec.comp_eq");
1977 if (width_
!= other
.width_
)
1983 if (chunks_
.size() != chunks_
.size())
1989 if (hash_
!= other
.hash_
)
1992 for (size_t i
= 0; i
< chunks_
.size(); i
++)
1993 if (chunks_
[i
] != other
.chunks_
[i
]) {
1994 cover("kernel.rtlil.sigspec.comp_eq.hash_collision");
1998 cover("kernel.rtlil.sigspec.comp_eq.equal");
2002 bool RTLIL::SigSpec::is_wire() const
2004 cover("kernel.rtlil.sigspec.is_wire");
2007 return SIZE(chunks_
) == 1 && chunks_
[0].wire
&& chunks_
[0].wire
->width
== width_
;
2010 bool RTLIL::SigSpec::is_fully_const() const
2012 cover("kernel.rtlil.sigspec.is_fully_const");
2015 for (auto it
= chunks_
.begin(); it
!= chunks_
.end(); it
++)
2016 if (it
->width
> 0 && it
->wire
!= NULL
)
2021 bool RTLIL::SigSpec::is_fully_def() const
2023 cover("kernel.rtlil.sigspec.is_fully_def");
2026 for (auto it
= chunks_
.begin(); it
!= chunks_
.end(); it
++) {
2027 if (it
->width
> 0 && it
->wire
!= NULL
)
2029 for (size_t i
= 0; i
< it
->data
.bits
.size(); i
++)
2030 if (it
->data
.bits
[i
] != RTLIL::State::S0
&& it
->data
.bits
[i
] != RTLIL::State::S1
)
2036 bool RTLIL::SigSpec::is_fully_undef() const
2038 cover("kernel.rtlil.sigspec.is_fully_undef");
2041 for (auto it
= chunks_
.begin(); it
!= chunks_
.end(); it
++) {
2042 if (it
->width
> 0 && it
->wire
!= NULL
)
2044 for (size_t i
= 0; i
< it
->data
.bits
.size(); i
++)
2045 if (it
->data
.bits
[i
] != RTLIL::State::Sx
&& it
->data
.bits
[i
] != RTLIL::State::Sz
)
2051 bool RTLIL::SigSpec::has_marked_bits() const
2053 cover("kernel.rtlil.sigspec.has_marked_bits");
2056 for (auto it
= chunks_
.begin(); it
!= chunks_
.end(); it
++)
2057 if (it
->width
> 0 && it
->wire
== NULL
) {
2058 for (size_t i
= 0; i
< it
->data
.bits
.size(); i
++)
2059 if (it
->data
.bits
[i
] == RTLIL::State::Sm
)
2065 bool RTLIL::SigSpec::as_bool() const
2067 cover("kernel.rtlil.sigspec.as_bool");
2070 assert(is_fully_const() && SIZE(chunks_
) <= 1);
2072 return chunks_
[0].data
.as_bool();
2076 int RTLIL::SigSpec::as_int() const
2078 cover("kernel.rtlil.sigspec.as_int");
2081 assert(is_fully_const() && SIZE(chunks_
) <= 1);
2083 return chunks_
[0].data
.as_int();
2087 std::string
RTLIL::SigSpec::as_string() const
2089 cover("kernel.rtlil.sigspec.as_string");
2093 for (size_t i
= chunks_
.size(); i
> 0; i
--) {
2094 const RTLIL::SigChunk
&chunk
= chunks_
[i
-1];
2095 if (chunk
.wire
!= NULL
)
2096 for (int j
= 0; j
< chunk
.width
; j
++)
2099 str
+= chunk
.data
.as_string();
2104 RTLIL::Const
RTLIL::SigSpec::as_const() const
2106 cover("kernel.rtlil.sigspec.as_const");
2109 assert(is_fully_const() && SIZE(chunks_
) <= 1);
2111 return chunks_
[0].data
;
2112 return RTLIL::Const();
2115 RTLIL::Wire
*RTLIL::SigSpec::as_wire() const
2117 cover("kernel.rtlil.sigspec.as_wire");
2121 return chunks_
[0].wire
;
2124 bool RTLIL::SigSpec::match(std::string pattern
) const
2126 cover("kernel.rtlil.sigspec.match");
2129 std::string str
= as_string();
2130 assert(pattern
.size() == str
.size());
2132 for (size_t i
= 0; i
< pattern
.size(); i
++) {
2133 if (pattern
[i
] == ' ')
2135 if (pattern
[i
] == '*') {
2136 if (str
[i
] != 'z' && str
[i
] != 'x')
2140 if (pattern
[i
] != str
[i
])
2147 std::set
<RTLIL::SigBit
> RTLIL::SigSpec::to_sigbit_set() const
2149 cover("kernel.rtlil.sigspec.to_sigbit_set");
2152 std::set
<RTLIL::SigBit
> sigbits
;
2153 for (auto &c
: chunks_
)
2154 for (int i
= 0; i
< c
.width
; i
++)
2155 sigbits
.insert(RTLIL::SigBit(c
, i
));
2159 std::vector
<RTLIL::SigBit
> RTLIL::SigSpec::to_sigbit_vector() const
2161 cover("kernel.rtlil.sigspec.to_sigbit_vector");
2167 RTLIL::SigBit
RTLIL::SigSpec::to_single_sigbit() const
2169 cover("kernel.rtlil.sigspec.to_single_sigbit");
2172 log_assert(width_
== 1);
2173 for (auto &c
: chunks_
)
2175 return RTLIL::SigBit(c
);
2179 static void sigspec_parse_split(std::vector
<std::string
> &tokens
, const std::string
&text
, char sep
)
2181 size_t start
= 0, end
= 0;
2182 while ((end
= text
.find(sep
, start
)) != std::string::npos
) {
2183 tokens
.push_back(text
.substr(start
, end
- start
));
2186 tokens
.push_back(text
.substr(start
));
2189 static int sigspec_parse_get_dummy_line_num()
2194 bool RTLIL::SigSpec::parse(RTLIL::SigSpec
&sig
, RTLIL::Module
*module
, std::string str
)
2196 cover("kernel.rtlil.sigspec.parse");
2198 std::vector
<std::string
> tokens
;
2199 sigspec_parse_split(tokens
, str
, ',');
2201 sig
= RTLIL::SigSpec();
2202 for (int tokidx
= int(tokens
.size())-1; tokidx
>= 0; tokidx
--)
2204 std::string netname
= tokens
[tokidx
];
2205 std::string indices
;
2207 if (netname
.size() == 0)
2210 if ('0' <= netname
[0] && netname
[0] <= '9') {
2211 cover("kernel.rtlil.sigspec.parse.const");
2212 AST::get_line_num
= sigspec_parse_get_dummy_line_num
;
2213 AST::AstNode
*ast
= VERILOG_FRONTEND::const2ast(netname
);
2216 sig
.append(RTLIL::Const(ast
->bits
));
2224 cover("kernel.rtlil.sigspec.parse.net");
2226 if (netname
[0] != '$' && netname
[0] != '\\')
2227 netname
= "\\" + netname
;
2229 if (module
->wires
.count(netname
) == 0) {
2230 size_t indices_pos
= netname
.size()-1;
2231 if (indices_pos
> 2 && netname
[indices_pos
] == ']')
2234 while (indices_pos
> 0 && ('0' <= netname
[indices_pos
] && netname
[indices_pos
] <= '9')) indices_pos
--;
2235 if (indices_pos
> 0 && netname
[indices_pos
] == ':') {
2237 while (indices_pos
> 0 && ('0' <= netname
[indices_pos
] && netname
[indices_pos
] <= '9')) indices_pos
--;
2239 if (indices_pos
> 0 && netname
[indices_pos
] == '[') {
2240 indices
= netname
.substr(indices_pos
);
2241 netname
= netname
.substr(0, indices_pos
);
2246 if (module
->wires
.count(netname
) == 0)
2249 RTLIL::Wire
*wire
= module
->wires
.at(netname
);
2250 if (!indices
.empty()) {
2251 std::vector
<std::string
> index_tokens
;
2252 sigspec_parse_split(index_tokens
, indices
.substr(1, indices
.size()-2), ':');
2253 if (index_tokens
.size() == 1) {
2254 cover("kernel.rtlil.sigspec.parse.bit_sel");
2255 sig
.append(RTLIL::SigSpec(wire
, atoi(index_tokens
.at(0).c_str())));
2257 cover("kernel.rtlil.sigspec.parse.part_sel");
2258 int a
= atoi(index_tokens
.at(0).c_str());
2259 int b
= atoi(index_tokens
.at(1).c_str());
2264 sig
.append(RTLIL::SigSpec(wire
, a
, b
-a
+1));
2273 bool RTLIL::SigSpec::parse_sel(RTLIL::SigSpec
&sig
, RTLIL::Design
*design
, RTLIL::Module
*module
, std::string str
)
2275 if (str
.empty() || str
[0] != '@')
2276 return parse(sig
, module
, str
);
2278 cover("kernel.rtlil.sigspec.parse.sel");
2280 str
= RTLIL::escape_id(str
.substr(1));
2281 if (design
->selection_vars
.count(str
) == 0)
2284 sig
= RTLIL::SigSpec();
2285 RTLIL::Selection
&sel
= design
->selection_vars
.at(str
);
2286 for (auto &it
: module
->wires
)
2287 if (sel
.selected_member(module
->name
, it
.first
))
2288 sig
.append(it
.second
);
2293 bool RTLIL::SigSpec::parse_rhs(const RTLIL::SigSpec
&lhs
, RTLIL::SigSpec
&sig
, RTLIL::Module
*module
, std::string str
)
2296 cover("kernel.rtlil.sigspec.parse.rhs_zeros");
2297 sig
= RTLIL::SigSpec(RTLIL::State::S0
, lhs
.width_
);
2302 cover("kernel.rtlil.sigspec.parse.rhs_ones");
2303 sig
= RTLIL::SigSpec(RTLIL::State::S1
, lhs
.width_
);
2307 if (lhs
.chunks_
.size() == 1) {
2308 char *p
= (char*)str
.c_str(), *endptr
;
2309 long long int val
= strtoll(p
, &endptr
, 10);
2310 if (endptr
&& endptr
!= p
&& *endptr
== 0) {
2311 sig
= RTLIL::SigSpec(val
, lhs
.width_
);
2312 cover("kernel.rtlil.sigspec.parse.rhs_dec");
2317 return parse(sig
, module
, str
);
2320 RTLIL::CaseRule::~CaseRule()
2322 for (auto it
= switches
.begin(); it
!= switches
.end(); it
++)
2326 RTLIL::CaseRule
*RTLIL::CaseRule::clone() const
2328 RTLIL::CaseRule
*new_caserule
= new RTLIL::CaseRule
;
2329 new_caserule
->compare
= compare
;
2330 new_caserule
->actions
= actions
;
2331 for (auto &it
: switches
)
2332 new_caserule
->switches
.push_back(it
->clone());
2333 return new_caserule
;
2336 RTLIL::SwitchRule::~SwitchRule()
2338 for (auto it
= cases
.begin(); it
!= cases
.end(); it
++)
2342 RTLIL::SwitchRule
*RTLIL::SwitchRule::clone() const
2344 RTLIL::SwitchRule
*new_switchrule
= new RTLIL::SwitchRule
;
2345 new_switchrule
->signal
= signal
;
2346 new_switchrule
->attributes
= attributes
;
2347 for (auto &it
: cases
)
2348 new_switchrule
->cases
.push_back(it
->clone());
2349 return new_switchrule
;
2353 RTLIL::SyncRule
*RTLIL::SyncRule::clone() const
2355 RTLIL::SyncRule
*new_syncrule
= new RTLIL::SyncRule
;
2356 new_syncrule
->type
= type
;
2357 new_syncrule
->signal
= signal
;
2358 new_syncrule
->actions
= actions
;
2359 return new_syncrule
;
2362 RTLIL::Process::~Process()
2364 for (auto it
= syncs
.begin(); it
!= syncs
.end(); it
++)
2368 RTLIL::Process
*RTLIL::Process::clone() const
2370 RTLIL::Process
*new_proc
= new RTLIL::Process
;
2372 new_proc
->name
= name
;
2373 new_proc
->attributes
= attributes
;
2375 RTLIL::CaseRule
*rc_ptr
= root_case
.clone();
2376 new_proc
->root_case
= *rc_ptr
;
2377 rc_ptr
->switches
.clear();
2380 for (auto &it
: syncs
)
2381 new_proc
->syncs
.push_back(it
->clone());