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add inheritance for pywrap generators
[yosys.git] / misc / py_wrap_generator.py
1 #
2 # yosys -- Yosys Open SYnthesis Suite
3 #
4 # Copyright (C) 2012 Clifford Wolf <clifford@clifford.at>
5 #
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.
9 #
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.
17 #
18 # Author Benedikt Tutzer
19 #
20
21 import copy
22
23 #Map c++ operator Syntax to Python functions
24 wrappable_operators = {
25 "<" : "__lt__",
26 "==": "__eq__",
27 "!=": "__ne__",
28 "+" : "__add__",
29 "-" : "__sub__",
30 "*" : "__mul__",
31 "/" : "__div__",
32 "()": "__call__"
33 }
34
35 #Restrict certain strings from being function names in Python
36 keyword_aliases = {
37 "in" : "in_",
38 "False" : "False_",
39 "None" : "None_",
40 "True" : "True_",
41 "and" : "and_",
42 "as" : "as_",
43 "assert" : "assert_",
44 "break" : "break_",
45 "class" : "class_",
46 "continue" : "continue_",
47 "def" : "def_",
48 "del" : "del_",
49 "elif" : "elif_",
50 "else" : "else_",
51 "except" : "except_",
52 "for" : "for_",
53 "from" : "from_",
54 "global" : "global_",
55 "if" : "if_",
56 "import" : "import_",
57 "in" : "in_",
58 "is" : "is_",
59 "lambda" : "lambda_",
60 "nonlocal" : "nonlocal_",
61 "not" : "not_",
62 "or" : "or_",
63 "pass" : "pass_",
64 "raise" : "raise_",
65 "return" : "return_",
66 "try" : "try_",
67 "while" : "while_",
68 "with" : "with_",
69 "yield" : "yield_"
70 }
71
72 #These can be used without any explicit conversion
73 primitive_types = ["void", "bool", "int", "double", "size_t", "std::string",
74 "string", "State", "char_p"]
75
76 from enum import Enum
77
78 #Ways to link between Python- and C++ Objects
79 class link_types(Enum):
80 global_list = 1 #Manage a global list of objects in C++, the Python
81 #object contains a key to find the corresponding C++
82 #object and a Pointer to the object to verify it is
83 #still the same, making collisions unlikely to happen
84 ref_copy = 2 #The Python object contains a copy of the C++ object.
85 #The C++ object is deleted when the Python object gets
86 #deleted
87 pointer = 3 #The Python Object contains a pointer to it's C++
88 #counterpart
89 derive = 4 #The Python-Wrapper is derived from the C++ object.
90
91 class attr_types(Enum):
92 star = "*"
93 amp = "&"
94 ampamp = "&&"
95 default = ""
96
97 #For source-files
98 class Source:
99 name = ""
100 classes = []
101
102 def __init__(self, name, classes):
103 self.name = name
104 self.classes = classes
105
106 #Splits a list by the given delimiter, without splitting strings inside
107 #pointy-brackets (< and >)
108 def split_list(str_def, delim):
109 str_def = str_def.strip()
110 if len(str_def) == 0:
111 return []
112 if str_def.count(delim) == 0:
113 return [str_def]
114 if str_def.count("<") == 0:
115 return str_def.split(delim)
116 if str_def.find("<") < str_def.find(" "):
117 closing = find_closing(str_def[str_def.find("<")+1:], "<", ">") + str_def.find("<")
118 comma = str_def[closing:].find(delim)
119 if comma == -1:
120 return [str_def]
121 comma = closing + comma
122 else:
123 comma = str_def.find(delim)
124 rest = split_list(str_def[comma+1:], delim)
125 ret = [str_def[:comma]]
126 if rest != None and len(rest) != 0:
127 ret.extend(rest)
128 return ret
129
130 #Represents a Type
131 class WType:
132 name = ""
133 cont = None
134 attr_type = attr_types.default
135
136 def __init__(self, name = "", cont = None, attr_type = attr_types.default):
137 self.name = name
138 self.cont = cont
139 self.attr_type = attr_type
140
141 #Python type-string
142 def gen_text(self):
143 text = self.name
144 if self.name in enum_names:
145 text = enum_by_name(self.name).namespace + "::" + self.name
146 if self.cont != None:
147 return known_containers[self.name].typename
148 return text
149
150 #C++ type-string
151 def gen_text_cpp(self):
152 postfix = ""
153 if self.attr_type == attr_types.star:
154 postfix = "*"
155 if self.name in primitive_types:
156 return self.name + postfix
157 if self.name in enum_names:
158 return enum_by_name(self.name).namespace + "::" + self.name + postfix
159 if self.name in classnames:
160 return class_by_name(self.name).namespace + "::" + self.name + postfix
161 text = self.name
162 if self.cont != None:
163 text += "<"
164 for a in self.cont.args:
165 text += a.gen_text_cpp() + ", "
166 text = text[:-2]
167 text += ">"
168 return text
169
170 @staticmethod
171 def from_string(str_def, containing_file, line_number):
172 str_def = str_def.strip()
173 if len(str_def) == 0:
174 return None
175 str_def = str_def.replace("RTLIL::SigSig", "std::pair<SigSpec, SigSpec>").replace("SigSig", "std::pair<SigSpec, SigSpec>")
176 t = WType()
177 t.name = ""
178 t.cont = None
179 t.attr_type = attr_types.default
180 if str_def.find("<") != -1:# and str_def.find("<") < str_def.find(" "):
181 candidate = WContainer.from_string(str_def, containing_file, line_number)
182 if candidate == None:
183 return None
184 t.name = str_def[:str_def.find("<")]
185
186 if t.name.count("*") + t.name.count("&") > 1:
187 return None
188
189 if t.name.count("*") == 1 or str_def[0] == '*' or str_def[-1] == '*':
190 t.attr_type = attr_types.star
191 t.name = t.name.replace("*","")
192 elif t.name.count("&&") == 1:
193 t.attr_type = attr_types.ampamp
194 t.name = t.name.replace("&&","")
195 elif t.name.count("&") == 1 or str_def[0] == '&' or str_def[-1] == '&':
196 t.attr_type = attr_types.amp
197 t.name = t.name.replace("&","")
198
199 t.cont = candidate
200 if(t.name not in known_containers):
201 return None
202 return t
203
204 prefix = ""
205
206 if str.startswith(str_def, "unsigned "):
207 prefix = "unsigned "
208 str_def = str_def[9:]
209 while str.startswith(str_def, "long "):
210 prefix= "long " + prefix
211 str_def = str_def[5:]
212 while str.startswith(str_def, "short "):
213 prefix = "short " + prefix
214 str_def = str_def[6:]
215
216 str_def = str_def.split("::")[-1]
217
218 if str_def.count("*") + str_def.count("&") >= 2:
219 return None
220
221 if str_def.count("*") == 1:
222 t.attr_type = attr_types.star
223 str_def = str_def.replace("*","")
224 elif str_def.count("&&") == 1:
225 t.attr_type = attr_types.ampamp
226 str_def = str_def.replace("&&","")
227 elif str_def.count("&") == 1:
228 t.attr_type = attr_types.amp
229 str_def = str_def.replace("&","")
230
231 if len(str_def) > 0 and str_def.split("::")[-1] not in primitive_types and str_def.split("::")[-1] not in classnames and str_def.split("::")[-1] not in enum_names:
232 return None
233
234 if str_def.count(" ") == 0:
235 t.name = (prefix + str_def).replace("char_p", "char *")
236 t.cont = None
237 return t
238 return None
239
240 #Represents a container-type
241 class WContainer:
242 name = ""
243 args = []
244
245 def from_string(str_def, containing_file, line_number):
246 if str_def == None or len(str_def) < 4:
247 return None
248 cont = WContainer()
249 cont.name = str_def[:str_def.find("<")]
250 str_def = str_def[str_def.find("<")+1:find_closing(str_def, "<", ">")]
251 cont.args = []
252 for arg in split_list(str_def, ","):
253 candidate = WType.from_string(arg.strip(), containing_file, line_number)
254 if candidate == None:
255 return None
256 if candidate.name == "void":
257 return None
258 cont.args.append(candidate)
259 return cont
260
261 #Translators between Python and C++ containers
262 #Base Type
263 class Translator:
264 tmp_cntr = 0
265 typename = "DefaultType"
266 orig_name = "DefaultCpp"
267
268 @classmethod
269 def gen_type(c, types):
270 return "\nImplement a function that outputs the c++ type of this container here\n"
271
272 @classmethod
273 def translate(c, varname, types, prefix):
274 return "\nImplement a function translating a python container to a c++ container here\n"
275
276 @classmethod
277 def translate_cpp(c, varname, types, prefix, ref):
278 return "\nImplement a function translating a c++ container to a python container here\n"
279
280 #Translates list-types (vector, pool, set), that only differ in their name and
281 #the name of the insertion function
282 class PythonListTranslator(Translator):
283 typename = "boost::python::list"
284 insert_name = "Default"
285
286 #generate the c++ type string
287 @classmethod
288 def gen_type(c, types):
289 text = c.orig_name + "<"
290 if types[0].name in primitive_types:
291 text += types[0].name
292 elif types[0].name in known_containers:
293 text += known_containers[types[0].name].gen_type(types[0].cont.args)
294 else:
295 text += class_by_name(types[0].name).namespace + "::" + types[0].name
296 if types[0].attr_type == attr_types.star:
297 text += "*"
298 text += ">"
299 return text
300
301 #Generate C++ code to translate from a boost::python::list
302 @classmethod
303 def translate(c, varname, types, prefix):
304 text = prefix + c.gen_type(types) + " " + varname + "___tmp;"
305 cntr_name = "cntr_" + str(Translator.tmp_cntr)
306 Translator.tmp_cntr = Translator.tmp_cntr + 1
307 text += prefix + "for(int " + cntr_name + " = 0; " + cntr_name + " < len(" + varname + "); " + cntr_name + "++)"
308 text += prefix + "{"
309 tmp_name = "tmp_" + str(Translator.tmp_cntr)
310 Translator.tmp_cntr = Translator.tmp_cntr + 1
311 if types[0].name in known_containers:
312 text += prefix + "\t" + known_containers[types[0].name].typename + " " + tmp_name + " = boost::python::extract<" + known_containers[types[0].name].typename + ">(" + varname + "[" + cntr_name + "]);"
313 text += known_containers[types[0].name].translate(tmp_name, types[0].cont.args, prefix+"\t")
314 tmp_name = tmp_name + "___tmp"
315 text += prefix + "\t" + varname + "___tmp." + c.insert_name + "(" + tmp_name + ");"
316 elif types[0].name in classnames:
317 text += prefix + "\t" + types[0].name + "* " + tmp_name + " = boost::python::extract<" + types[0].name + "*>(" + varname + "[" + cntr_name + "]);"
318 if types[0].attr_type == attr_types.star:
319 text += prefix + "\t" + varname + "___tmp." + c.insert_name + "(" + tmp_name + "->get_cpp_obj());"
320 else:
321 text += prefix + "\t" + varname + "___tmp." + c.insert_name + "(*" + tmp_name + "->get_cpp_obj());"
322 else:
323 text += prefix + "\t" + types[0].name + " " + tmp_name + " = boost::python::extract<" + types[0].name + ">(" + varname + "[" + cntr_name + "]);"
324 text += prefix + "\t" + varname + "___tmp." + c.insert_name + "(" + tmp_name + ");"
325 text += prefix + "}"
326 return text
327
328 #Generate C++ code to translate to a boost::python::list
329 @classmethod
330 def translate_cpp(c, varname, types, prefix, ref):
331 text = prefix + c.typename + " " + varname + "___tmp;"
332 tmp_name = "tmp_" + str(Translator.tmp_cntr)
333 Translator.tmp_cntr = Translator.tmp_cntr + 1
334 if ref:
335 text += prefix + "for(auto " + tmp_name + " : *" + varname + ")"
336 else:
337 text += prefix + "for(auto " + tmp_name + " : " + varname + ")"
338 text += prefix + "{"
339 if types[0].name in classnames:
340 if types[0].attr_type == attr_types.star:
341 text += prefix + "\t" + varname + "___tmp.append(" + types[0].name + "::get_py_obj(" + tmp_name + "));"
342 else:
343 text += prefix + "\t" + varname + "___tmp.append(*" + types[0].name + "::get_py_obj(&" + tmp_name + "));"
344 elif types[0].name in known_containers:
345 text += known_containers[types[0].name].translate_cpp(tmp_name, types[0].cont.args, prefix + "\t", types[0].attr_type == attr_types.star)
346 text += prefix + "\t" + varname + "___tmp.append(" + tmp_name + "___tmp);"
347 else:
348 text += prefix + "\t" + varname + "___tmp.append(" + tmp_name + ");"
349 text += prefix + "}"
350 return text
351
352 #Sub-type for std::set
353 class SetTranslator(PythonListTranslator):
354 insert_name = "insert"
355 orig_name = "std::set"
356
357 #Sub-type for std::vector
358 class VectorTranslator(PythonListTranslator):
359 insert_name = "push_back"
360 orig_name = "std::vector"
361
362 #Sub-type for pool
363 class PoolTranslator(PythonListTranslator):
364 insert_name = "insert"
365 orig_name = "pool"
366
367 #Translates dict-types (dict, std::map), that only differ in their name and
368 #the name of the insertion function
369 class PythonDictTranslator(Translator):
370 typename = "boost::python::dict"
371 insert_name = "Default"
372
373 @classmethod
374 def gen_type(c, types):
375 text = c.orig_name + "<"
376 if types[0].name in primitive_types:
377 text += types[0].name
378 elif types[0].name in known_containers:
379 text += known_containers[types[0].name].gen_type(types[0].cont.args)
380 else:
381 text += class_by_name(types[0].name).namespace + "::" + types[0].name
382 if types[0].attr_type == attr_types.star:
383 text += "*"
384 text += ", "
385 if types[1].name in primitive_types:
386 text += types[1].name
387 elif types[1].name in known_containers:
388 text += known_containers[types[1].name].gen_type(types[1].cont.args)
389 else:
390 text += class_by_name(types[1].name).namespace + "::" + types[1].name
391 if types[1].attr_type == attr_types.star:
392 text += "*"
393 text += ">"
394 return text
395
396 #Generate c++ code to translate from a boost::python::dict
397 @classmethod
398 def translate(c, varname, types, prefix):
399 text = prefix + c.gen_type(types) + " " + varname + "___tmp;"
400 text += prefix + "boost::python::list " + varname + "_keylist = " + varname + ".keys();"
401 cntr_name = "cntr_" + str(Translator.tmp_cntr)
402 Translator.tmp_cntr = Translator.tmp_cntr + 1
403 text += prefix + "for(int " + cntr_name + " = 0; " + cntr_name + " < len(" + varname + "_keylist); " + cntr_name + "++)"
404 text += prefix + "{"
405 key_tmp_name = "key_tmp_" + str(Translator.tmp_cntr)
406 val_tmp_name = "val_tmp_" + str(Translator.tmp_cntr)
407 Translator.tmp_cntr = Translator.tmp_cntr + 1
408
409 if types[0].name in known_containers:
410 text += prefix + "\t" + known_containers[types[0].name].typename + " " + key_tmp_name + " = boost::python::extract<" + known_containers[types[0].name].typename + ">(" + varname + "_keylist[ " + cntr_name + " ]);"
411 text += known_containers[types[0].name].translate(key_tmp_name, types[0].cont.args, prefix+"\t")
412 key_tmp_name = key_tmp_name + "___tmp"
413 elif types[0].name in classnames:
414 text += prefix + "\t" + types[0].name + "* " + key_tmp_name + " = boost::python::extract<" + types[0].name + "*>(" + varname + "_keylist[ " + cntr_name + " ]);"
415 else:
416 text += prefix + "\t" + types[0].name + " " + key_tmp_name + " = boost::python::extract<" + types[0].name + ">(" + varname + "_keylist[ " + cntr_name + " ]);"
417
418 if types[1].name in known_containers:
419 text += prefix + "\t" + known_containers[types[1].name].typename + " " + val_tmp_name + " = boost::python::extract<" + known_containers[types[1].name].typename + ">(" + varname + "[" + varname + "_keylist[ " + cntr_name + " ]]);"
420 text += known_containers[types[1].name].translate(val_tmp_name, types[1].cont.args, prefix+"\t")
421 val_tmp_name = val_tmp_name + "___tmp"
422 elif types[1].name in classnames:
423 text += prefix + "\t" + types[1].name + "* " + val_tmp_name + " = boost::python::extract<" + types[1].name + "*>(" + varname + "[" + varname + "_keylist[ " + cntr_name + " ]]);"
424 else:
425 text += prefix + "\t" + types[1].name + " " + val_tmp_name + " = boost::python::extract<" + types[1].name + ">(" + varname + "[" + varname + "_keylist[ " + cntr_name + " ]]);"
426
427 text += prefix + "\t" + varname + "___tmp." + c.insert_name + "(std::pair<" + types[0].gen_text_cpp() + ", " + types[1].gen_text_cpp() + ">("
428
429 if types[0].name not in classnames:
430 text += key_tmp_name
431 else:
432 if types[0].attr_type != attr_types.star:
433 text += "*"
434 text += key_tmp_name + "->get_cpp_obj()"
435
436 text += ", "
437 if types[1].name not in classnames:
438 text += val_tmp_name
439 else:
440 if types[1].attr_type != attr_types.star:
441 text += "*"
442 text += val_tmp_name + "->get_cpp_obj()"
443 text += "));\n" + prefix + "}"
444 return text
445
446 #Generate c++ code to translate to a boost::python::dict
447 @classmethod
448 def translate_cpp(c, varname, types, prefix, ref):
449 text = prefix + c.typename + " " + varname + "___tmp;"
450 tmp_name = "tmp_" + str(Translator.tmp_cntr)
451 Translator.tmp_cntr = Translator.tmp_cntr + 1
452 if ref:
453 text += prefix + "for(auto " + tmp_name + " : *" + varname + ")"
454 else:
455 text += prefix + "for(auto " + tmp_name + " : " + varname + ")"
456 text += prefix + "{"
457 if types[1].name in known_containers:
458 text += prefix + "\tauto " + tmp_name + "_second = " + tmp_name + ".second;"
459 text += known_containers[types[1].name].translate_cpp(tmp_name + "_second", types[1].cont.args, prefix + "\t", types[1].attr_type == attr_types.star)
460
461 if types[0].name in classnames:
462 text += prefix + "\t" + varname + "___tmp[" + types[0].name + "::get_py_obj(" + tmp_name + ".first)] = "
463 elif types[0].name not in known_containers:
464 text += prefix + "\t" + varname + "___tmp[" + tmp_name + ".first] = "
465
466 if types[1].name in classnames:
467 if types[1].attr_type == attr_types.star:
468 text += types[1].name + "::get_py_obj(" + tmp_name + ".second);"
469 else:
470 text += "*" + types[1].name + "::get_py_obj(&" + tmp_name + ".second);"
471 elif types[1].name in known_containers:
472 text += tmp_name + "_second___tmp;"
473 else:
474 text += tmp_name + ".second;"
475 text += prefix + "}"
476 return text
477
478 #Sub-type for dict
479 class DictTranslator(PythonDictTranslator):
480 insert_name = "insert"
481 orig_name = "dict"
482
483 #Sub_type for std::map
484 class MapTranslator(PythonDictTranslator):
485 insert_name = "insert"
486 orig_name = "std::map"
487
488 #Translator for std::pair. Derived from PythonDictTranslator because the
489 #gen_type function is the same (because both have two template parameters)
490 class TupleTranslator(PythonDictTranslator):
491 typename = "boost::python::tuple"
492 orig_name = "std::pair"
493
494 #Generate c++ code to translate from a boost::python::tuple
495 @classmethod
496 def translate(c, varname, types, prefix):
497 text = prefix + types[0].name + " " + varname + "___tmp_0 = boost::python::extract<" + types[0].name + ">(" + varname + "[0]);"
498 text += prefix + types[1].name + " " + varname + "___tmp_1 = boost::python::extract<" + types[1].name + ">(" + varname + "[1]);"
499 text += prefix + TupleTranslator.gen_type(types) + " " + varname + "___tmp("
500 if types[0].name.split(" ")[-1] in primitive_types:
501 text += varname + "___tmp_0, "
502 else:
503 text += varname + "___tmp_0.get_cpp_obj(), "
504 if types[1].name.split(" ")[-1] in primitive_types:
505 text += varname + "___tmp_1);"
506 else:
507 text += varname + "___tmp_1.get_cpp_obj());"
508 return text
509
510 #Generate c++ code to translate to a boost::python::tuple
511 @classmethod
512 def translate_cpp(c, varname, types, prefix, ref):
513 # if the tuple is a pair of SigSpecs (aka SigSig), then we need
514 # to call get_py_obj() on each item in the tuple
515 if types[0].name in classnames:
516 first_var = types[0].name + "::get_py_obj(" + varname + ".first)"
517 else:
518 first_var = varname + ".first"
519 if types[1].name in classnames:
520 second_var = types[1].name + "::get_py_obj(" + varname + ".second)"
521 else:
522 second_var = varname + ".second"
523 text = prefix + TupleTranslator.typename + " " + varname + "___tmp = boost::python::make_tuple(" + first_var + ", " + second_var + ");"
524 return text
525
526 #Associate the Translators with their c++ type
527 known_containers = {
528 "std::set" : SetTranslator,
529 "std::vector" : VectorTranslator,
530 "pool" : PoolTranslator,
531 "dict" : DictTranslator,
532 "std::pair" : TupleTranslator,
533 "std::map" : MapTranslator
534 }
535
536 class Attribute:
537 wtype = None
538 varname = None
539 is_const = False
540 default_value = None
541 pos = None
542 pos_counter = 0
543
544 def __init__(self, wtype, varname, is_const = False, default_value = None):
545 self.wtype = wtype
546 self.varname = varname
547 self.is_const = is_const
548 self.default_value = None
549 self.container = None
550
551 @staticmethod
552 def from_string(str_def, containing_file, line_number):
553 if len(str_def) < 3:
554 return None
555 orig = str_def
556 arg = Attribute(None, None)
557 prefix = ""
558 arg.wtype = None
559 arg.varname = None
560 arg.is_const = False
561 arg.default_value = None
562 arg.container = None
563 if str.startswith(str_def, "const "):
564 arg.is_const = True
565 str_def = str_def[6:]
566 if str.startswith(str_def, "unsigned "):
567 prefix = "unsigned "
568 str_def = str_def[9:]
569 while str.startswith(str_def, "long "):
570 prefix= "long " + prefix
571 str_def = str_def[5:]
572 while str.startswith(str_def, "short "):
573 prefix = "short " + prefix
574 str_def = str_def[6:]
575
576 if str_def.find("<") != -1 and str_def.find("<") < str_def.find(" "):
577 closing = find_closing(str_def[str_def.find("<"):], "<", ">") + str_def.find("<") + 1
578 arg.wtype = WType.from_string(str_def[:closing].strip(), containing_file, line_number)
579 str_def = str_def[closing+1:]
580 else:
581 if str_def.count(" ") > 0:
582 arg.wtype = WType.from_string(prefix + str_def[:str_def.find(" ")].strip(), containing_file, line_number)
583 str_def = str_def[str_def.find(" ")+1:]
584 else:
585 arg.wtype = WType.from_string(prefix + str_def.strip(), containing_file, line_number)
586 str_def = ""
587 arg.varname = ""
588
589 if arg.wtype == None:
590 return None
591 if str_def.count("=") == 0:
592 arg.varname = str_def.strip()
593 if arg.varname.find(" ") > 0:
594 return None
595 else:
596 arg.varname = str_def[:str_def.find("=")].strip()
597 if arg.varname.find(" ") > 0:
598 return None
599 str_def = str_def[str_def.find("=")+1:].strip()
600 arg.default_value = str_def[arg.varname.find("=")+1:].strip()
601 if len(arg.varname) == 0:
602 arg.varname = None
603 return arg
604 if arg.varname[0] == '*':
605 arg.wtype.attr_type = attr_types.star
606 arg.varname = arg.varname[1:]
607 elif arg.varname[0] == '&':
608 if arg.wtype.attr_type != attr_types.default:
609 return None
610 if arg.varname[1] == '&':
611 arg.wtype.attr_type = attr_types.ampamp
612 arg.varname = arg.varname[2:]
613 else:
614 arg.wtype.attr_type = attr_types.amp
615 arg.varname = arg.varname[1:]
616 return arg
617
618 #Generates the varname. If the attribute has no name in the header file,
619 #a name is generated
620 def gen_varname(self):
621 if self.varname != None:
622 return self.varname
623 if self.wtype.name == "void":
624 return ""
625 if self.pos == None:
626 self.pos = Attribute.pos_counter
627 Attribute.pos_counter = Attribute.pos_counter + 1
628 return "gen_varname_" + str(self.pos)
629
630 #Generates the text for the function headers with wrapper types
631 def gen_listitem(self):
632 prefix = ""
633 if self.is_const:
634 prefix = "const "
635 if self.wtype.name in classnames:
636 return prefix + self.wtype.name + "* " + self.gen_varname()
637 if self.wtype.name in known_containers:
638 return prefix + known_containers[self.wtype.name].typename + " " + self.gen_varname()
639 return prefix + self.wtype.name + " " + self.gen_varname()
640
641 #Generates the test for the function headers with c++ types
642 def gen_listitem_cpp(self):
643 prefix = ""
644 if self.is_const:
645 prefix = "const "
646 infix = ""
647 if self.wtype.attr_type == attr_types.star:
648 infix = "*"
649 elif self.wtype.attr_type == attr_types.amp:
650 infix = "&"
651 elif self.wtype.attr_type == attr_types.ampamp:
652 infix = "&&"
653 if self.wtype.name in known_containers:
654 return prefix + known_containers[self.wtype.name].gen_type(self.wtype.cont.args) + " " + infix + self.gen_varname()
655 if self.wtype.name in classnames:
656 return prefix + class_by_name(self.wtype.name).namespace + "::" + self.wtype.name + " " + infix + self.gen_varname()
657 return prefix + self.wtype.name + " " + infix + self.gen_varname()
658
659 #Generates the listitem withtout the varname, so the signature can be
660 #compared
661 def gen_listitem_hash(self):
662 prefix = ""
663 if self.is_const:
664 prefix = "const "
665 if self.wtype.name in classnames:
666 return prefix + self.wtype.name + "* "
667 if self.wtype.name in known_containers:
668 return known_containers[self.wtype.name].typename
669 return prefix + self.wtype.name
670
671 #Generate Translation code for the attribute
672 def gen_translation(self):
673 if self.wtype.name in known_containers:
674 return known_containers[self.wtype.name].translate(self.gen_varname(), self.wtype.cont.args, "\n\t\t")
675 return ""
676
677 #Generate Translation code from c++ for the attribute
678 def gen_translation_cpp(self):
679 if self.wtype.name in known_containers:
680 return known_containers[self.wtype.name].translate_cpp(self.gen_varname(), self.wtype.cont.args, "\n\t\t", self.wtype.attr_type == attr_types.star)
681 return ""
682
683 #Generate Text for the call
684 def gen_call(self):
685 ret = self.gen_varname()
686 if self.wtype.name in known_containers:
687 if self.wtype.attr_type == attr_types.star:
688 return "&" + ret + "___tmp"
689 return ret + "___tmp"
690 if self.wtype.name in classnames:
691 if self.wtype.attr_type != attr_types.star:
692 ret = "*" + ret
693 return ret + "->get_cpp_obj()"
694 if self.wtype.name == "char *" and self.gen_varname() in ["format", "fmt"]:
695 return "\"%s\", " + self.gen_varname()
696 if self.wtype.attr_type == attr_types.star:
697 return "&" + ret
698 return ret
699
700 def gen_call_cpp(self):
701 ret = self.gen_varname()
702 if self.wtype.name.split(" ")[-1] in primitive_types or self.wtype.name in enum_names:
703 if self.wtype.attr_type == attr_types.star:
704 return "&" + ret
705 return ret
706 if self.wtype.name not in classnames:
707 if self.wtype.attr_type == attr_types.star:
708 return "&" + ret + "___tmp"
709 return ret + "___tmp"
710 if self.wtype.attr_type != attr_types.star:
711 ret = "*" + ret
712 return self.wtype.name + "::get_py_obj(" + self.gen_varname() + ")"
713
714 #Generate cleanup code
715 def gen_cleanup(self):
716 if self.wtype.name in primitive_types or self.wtype.name in classnames or self.wtype.name in enum_names or not self.wtype.attr_type == attr_types.star or (self.wtype.name in known_containers and self.wtype.attr_type == attr_types.star):
717 return ""
718 return "\n\t\tdelete " + self.gen_varname() + "___tmp;"
719
720 class WClass:
721 name = None
722 namespace = None
723 link_type = None
724 base_class = None
725 id_ = None
726 string_id = None
727 hash_id = None
728 needs_clone = False
729 found_funs = []
730 found_vars = []
731 found_constrs = []
732
733 def __init__(self, name, link_type, id_, string_id = None, hash_id = None, needs_clone = False):
734 self.name = name
735 self.namespace = None
736 self.base_class = None
737 self.link_type = link_type
738 self.id_ = id_
739 self.string_id = string_id
740 self.hash_id = hash_id
741 self.needs_clone = needs_clone
742 self.found_funs = []
743 self.found_vars = []
744 self.found_constrs = []
745
746 def printable_constrs(self):
747 ret = 0
748 for con in self.found_constrs:
749 if not con.protected:
750 ret += 1
751 return ret
752
753 def gen_decl(self, filename):
754 long_name = self.namespace + "::" + self.name
755
756 text = "\n\t// WRAPPED from " + filename
757 text += "\n\tstruct " + self.name
758 if self.link_type == link_types.derive:
759 text += " : public " + self.namespace + "::" + self.name
760 text += "\n\t{\n"
761
762 if self.link_type != link_types.derive:
763
764 text += "\t\t" + long_name + "* ref_obj;\n"
765
766 if self.link_type == link_types.ref_copy or self.link_type == link_types.pointer:
767 text += "\n\t\t" + long_name + "* get_cpp_obj() const\n\t\t{\n\t\t\treturn ref_obj;\n\t\t}\n"
768 elif self.link_type == link_types.global_list:
769 text += "\t\t" + self.id_.wtype.name + " " + self.id_.varname + ";\n"
770 text += "\n\t\t" + long_name + "* get_cpp_obj() const\n\t\t{"
771 text += "\n\t\t\t" + long_name + "* ret = " + long_name + "::get_all_" + self.name.lower() + "s()->at(this->" + self.id_.varname + ");"
772 text += "\n\t\t\tif(ret != NULL && ret == this->ref_obj)"
773 text += "\n\t\t\t\treturn ret;"
774 text += "\n\t\t\tthrow std::runtime_error(\"" + self.name + "'s c++ object does not exist anymore.\");"
775 text += "\n\t\t\treturn NULL;"
776 text += "\n\t\t}\n"
777
778 #if self.link_type != link_types.pointer:
779 text += "\n\t\tstatic " + self.name + "* get_py_obj(" + long_name + "* ref)\n\t\t{"
780 text += "\n\t\t\tif(ref == nullptr){"
781 text += "\n\t\t\t\tthrow std::runtime_error(\"" + self.name + " does not exist.\");"
782 text += "\n\t\t\t}"
783 text += "\n\t\t\t" + self.name + "* ret = (" + self.name + "*)malloc(sizeof(" + self.name + "));"
784 if self.link_type == link_types.pointer:
785 text += "\n\t\t\tret->ref_obj = ref;"
786 if self.link_type == link_types.ref_copy:
787 if self.needs_clone:
788 text += "\n\t\t\tret->ref_obj = ref->clone();"
789 else:
790 text += "\n\t\t\tret->ref_obj = new "+long_name+"(*ref);"
791 if self.link_type == link_types.global_list:
792 text += "\n\t\t\tret->ref_obj = ref;"
793 text += "\n\t\t\tret->" + self.id_.varname + " = ret->ref_obj->" + self.id_.varname + ";"
794 text += "\n\t\t\treturn ret;"
795 text += "\n\t\t}\n"
796
797 if self.link_type == link_types.ref_copy:
798 text += "\n\t\tstatic " + self.name + "* get_py_obj(" + long_name + " ref)\n\t\t{"
799 text += "\n\t\t\t" + self.name + "* ret = (" + self.name + "*)malloc(sizeof(" + self.name + "));"
800 if self.needs_clone:
801 text += "\n\t\t\tret->ref_obj = ref.clone();"
802 else:
803 text += "\n\t\t\tret->ref_obj = new "+long_name+"(ref);"
804 text += "\n\t\t\treturn ret;"
805 text += "\n\t\t}\n"
806
807 for con in self.found_constrs:
808 text += con.gen_decl()
809 for var in self.found_vars:
810 text += var.gen_decl()
811 for fun in self.found_funs:
812 text += fun.gen_decl()
813
814
815 if self.link_type == link_types.derive:
816 duplicates = {}
817 for fun in self.found_funs:
818 if fun.name in duplicates:
819 fun.gen_alias()
820 duplicates[fun.name].gen_alias()
821 else:
822 duplicates[fun.name] = fun
823
824 text += "\n\t\t" + long_name + "* get_cpp_obj() const\n\t\t{\n\t\t\treturn (" + self.namespace + "::" + self.name +"*)this;\n\t\t}\n"
825 text += "\n\t\tstatic " + self.name + "* get_py_obj(" + long_name + "* ref)\n\t\t{"
826 text += "\n\t\t\treturn (" + self.name + "*)ref;"
827 text += "\n\t\t}\n"
828
829 for con in self.found_constrs:
830 text += con.gen_decl_derive()
831 for var in self.found_vars:
832 text += var.gen_decl()
833 for fun in self.found_funs:
834 text += fun.gen_decl_virtual()
835
836 if self.hash_id != None:
837 text += "\n\t\tunsigned int get_hash_py()"
838 text += "\n\t\t{"
839 text += "\n\t\t\treturn get_cpp_obj()->" + self.hash_id + ";"
840 text += "\n\t\t}"
841
842 text += "\n\t};\n"
843
844 if self.link_type == link_types.derive:
845 text += "\n\tstruct " + self.name + "Wrap : " + self.name + ", boost::python::wrapper<" + self.name + ">"
846 text += "\n\t{"
847
848 for con in self.found_constrs:
849 text += con.gen_decl_wrapperclass()
850 for fun in self.found_funs:
851 text += fun.gen_default_impl()
852
853 text += "\n\t};"
854
855 text += "\n\tstd::ostream &operator<<(std::ostream &ostr, const " + self.name + " &ref)"
856 text += "\n\t{"
857 text += "\n\t\tostr << \"" + self.name
858 if self.string_id != None:
859 text +=" \\\"\""
860 text += " << ref.get_cpp_obj()->" + self.string_id
861 text += " << \"\\\"\""
862 else:
863 text += " at \" << ref.get_cpp_obj()"
864 text += ";"
865 text += "\n\t\treturn ostr;"
866 text += "\n\t}"
867 text += "\n"
868
869 return text
870
871 def gen_funs(self, filename):
872 text = ""
873 if self.link_type != link_types.derive:
874 for con in self.found_constrs:
875 text += con.gen_def()
876 for var in self.found_vars:
877 text += var.gen_def()
878 for fun in self.found_funs:
879 text += fun.gen_def()
880 else:
881 for var in self.found_vars:
882 text += var.gen_def()
883 for fun in self.found_funs:
884 text += fun.gen_def_virtual()
885 return text
886
887 def gen_boost_py_body(self):
888 text = ""
889 if self.printable_constrs() == 0 or not self.contains_default_constr():
890 text += ", no_init"
891 text += ")"
892 text += "\n\t\t\t.def(boost::python::self_ns::str(boost::python::self_ns::self))"
893 text += "\n\t\t\t.def(boost::python::self_ns::repr(boost::python::self_ns::self))"
894 for con in self.found_constrs:
895 text += con.gen_boost_py()
896 for var in self.found_vars:
897 text += var.gen_boost_py()
898 static_funs = []
899 for fun in self.found_funs:
900 text += fun.gen_boost_py()
901 if fun.is_static and fun.alias not in static_funs:
902 static_funs.append(fun.alias)
903 for fun in static_funs:
904 text += "\n\t\t\t.staticmethod(\"" + fun + "\")"
905
906 if self.hash_id != None:
907 text += "\n\t\t\t.def(\"__hash__\", &" + self.name + "::get_hash_py)"
908 text += "\n\t\t\t;\n"
909 return text
910
911 def gen_boost_py(self):
912 body = self.gen_boost_py_body()
913 if self.link_type == link_types.derive:
914 text = "\n\t\tclass_<" + self.name + ">(\"Cpp" + self.name + "\""
915 text += body
916 text += "\n\t\tclass_<" + self.name
917 text += "Wrap, boost::noncopyable"
918 text += ">(\"" + self.name + "\""
919 text += body
920 else:
921 text = "\n\t\tclass_<" + self.name + ">(\"" + self.name + "\""
922 text += body
923 return text
924
925
926 def contains_default_constr(self):
927 for c in self.found_constrs:
928 if len(c.args) == 0:
929 return True
930 return False
931
932 #CONFIGURE HEADER-FILES TO BE PARSED AND CLASSES EXPECTED IN THEM HERE
933
934 sources = [
935 Source("kernel/celltypes",[
936 WClass("CellType", link_types.pointer, None, None, "type.hash()", True),
937 WClass("CellTypes", link_types.pointer, None, None, None, True)
938 ]
939 ),
940 Source("kernel/consteval",[
941 WClass("ConstEval", link_types.pointer, None, None, None, True)
942 ]
943 ),
944 Source("kernel/log",[]),
945 Source("kernel/register",[
946 WClass("Pass", link_types.derive, None, None, None, True),
947 ]
948 ),
949 Source("kernel/rtlil",[
950 WClass("IdString", link_types.ref_copy, None, "str()", "hash()"),
951 WClass("Const", link_types.ref_copy, None, "as_string()", "hash()"),
952 WClass("AttrObject", link_types.ref_copy, None, None, None),
953 WClass("Selection", link_types.ref_copy, None, None, None),
954 WClass("Monitor", link_types.derive, None, None, None),
955 WClass("CaseRule",link_types.ref_copy, None, None, None, True),
956 WClass("SwitchRule",link_types.ref_copy, None, None, None, True),
957 WClass("SyncRule", link_types.ref_copy, None, None, None, True),
958 WClass("Process", link_types.ref_copy, None, "name.c_str()", "name.hash()"),
959 WClass("SigChunk", link_types.ref_copy, None, None, None),
960 WClass("SigBit", link_types.ref_copy, None, None, "hash()"),
961 WClass("SigSpec", link_types.ref_copy, None, None, "hash()"),
962 WClass("Cell", link_types.global_list, Attribute(WType("unsigned int"), "hashidx_"), "name.c_str()", "hash()"),
963 WClass("Wire", link_types.global_list, Attribute(WType("unsigned int"), "hashidx_"), "name.c_str()", "hash()"),
964 WClass("Memory", link_types.global_list, Attribute(WType("unsigned int"), "hashidx_"), "name.c_str()", "hash()"),
965 WClass("Module", link_types.global_list, Attribute(WType("unsigned int"), "hashidx_"), "name.c_str()", "hash()"),
966 WClass("Design", link_types.global_list, Attribute(WType("unsigned int"), "hashidx_"), "hashidx_", "hash()")
967 ]
968 ),
969 #Source("kernel/satgen",[
970 # ]
971 # ),
972 #Source("libs/ezsat/ezsat",[
973 # ]
974 # ),
975 #Source("libs/ezsat/ezminisat",[
976 # ]
977 # ),
978 Source("kernel/sigtools",[
979 WClass("SigMap", link_types.pointer, None, None, None, True)
980 ]
981 ),
982 Source("kernel/yosys",[
983 ]
984 ),
985 Source("kernel/cost",[])
986 ]
987
988 blacklist_methods = ["YOSYS_NAMESPACE::Pass::run_register", "YOSYS_NAMESPACE::Module::Pow", "YOSYS_NAMESPACE::Module::Bu0", "YOSYS_NAMESPACE::CaseRule::optimize"]
989
990 enum_names = ["State","SyncType","ConstFlags"]
991
992 enums = [] #Do not edit
993 glbls = []
994
995 unowned_functions = []
996
997 classnames = []
998 for source in sources:
999 for wclass in source.classes:
1000 classnames.append(wclass.name)
1001
1002 def class_by_name(name):
1003 for source in sources:
1004 for wclass in source.classes:
1005 if wclass.name == name:
1006 return wclass
1007 return None
1008
1009 def enum_by_name(name):
1010 for e in enums:
1011 if e.name == name:
1012 return e
1013 return None
1014
1015 def find_closing(text, open_tok, close_tok):
1016 if text.find(open_tok) == -1 or text.find(close_tok) <= text.find(open_tok):
1017 return text.find(close_tok)
1018 return text.find(close_tok) + find_closing(text[text.find(close_tok)+1:], open_tok, close_tok) + 1
1019
1020 def unpretty_string(s):
1021 s = s.strip()
1022 while s.find(" ") != -1:
1023 s = s.replace(" "," ")
1024 while s.find("\t") != -1:
1025 s = s.replace("\t"," ")
1026 s = s.replace(" (","(")
1027 return s
1028
1029 class WEnum:
1030 name = None
1031 namespace = None
1032 values = []
1033
1034 def from_string(str_def, namespace, line_number):
1035 str_def = str_def.strip()
1036 if not str.startswith(str_def, "enum "):
1037 return None
1038 if str_def.count(";") != 1:
1039 return None
1040 str_def = str_def[5:]
1041 enum = WEnum()
1042 split = str_def.split(":")
1043 if(len(split) != 2):
1044 return None
1045 enum.name = split[0].strip()
1046 if enum.name not in enum_names:
1047 return None
1048 str_def = split[1]
1049 if str_def.count("{") != str_def.count("}") != 1:
1050 return None
1051 if len(str_def) < str_def.find("}")+2 or str_def[str_def.find("}")+1] != ';':
1052 return None
1053 str_def = str_def.split("{")[-1].split("}")[0]
1054 enum.values = []
1055 for val in str_def.split(','):
1056 enum.values.append(val.strip().split('=')[0].strip())
1057 enum.namespace = namespace
1058 return enum
1059
1060 def gen_boost_py(self):
1061 text = "\n\t\tenum_<" + self.namespace + "::" + self.name + ">(\"" + self.name + "\")\n"
1062 for value in self.values:
1063 text += "\t\t\t.value(\"" + value + "\"," + self.namespace + "::" + value + ")\n"
1064 text += "\t\t\t;\n"
1065 return text
1066
1067 def __str__(self):
1068 ret = "Enum " + self.namespace + "::" + self.name + "(\n"
1069 for val in self.values:
1070 ret = ret + "\t" + val + "\n"
1071 return ret + ")"
1072
1073 def __repr__(self):
1074 return __str__(self)
1075
1076 class WConstructor:
1077 orig_text = None
1078 args = []
1079 containing_file = None
1080 member_of = None
1081 duplicate = False
1082 protected = False
1083
1084 def __init__(self, containing_file, class_):
1085 self.orig_text = "Auto generated default constructor"
1086 self.args = []
1087 self.containing_file = containing_file
1088 self.member_of = class_
1089 self.protected = False
1090
1091 def from_string(str_def, containing_file, class_, line_number, protected = False):
1092 if class_ == None:
1093 return None
1094 if str_def.count("delete;") > 0:
1095 return None
1096 con = WConstructor(containing_file, class_)
1097 con.orig_text = str_def
1098 con.args = []
1099 con.duplicate = False
1100 con.protected = protected
1101 if str.startswith(str_def, "inline "):
1102 str_def = str_def[7:]
1103 if not str.startswith(str_def, class_.name + "("):
1104 return None
1105 str_def = str_def[len(class_.name)+1:]
1106 found = find_closing(str_def, "(", ")")
1107 if found == -1:
1108 return None
1109 str_def = str_def[0:found].strip()
1110 if len(str_def) == 0:
1111 return con
1112 for arg in split_list(str_def, ","):
1113 parsed = Attribute.from_string(arg.strip(), containing_file, line_number)
1114 if parsed == None:
1115 return None
1116 con.args.append(parsed)
1117 return con
1118
1119 def gen_decl(self):
1120 if self.duplicate or self.protected:
1121 return ""
1122 text = "\n\t\t// WRAPPED from \"" + self.orig_text.replace("\n"," ") + "\" in " + self.containing_file
1123 text += "\n\t\t" + self.member_of.name + "("
1124 for arg in self.args:
1125 text += arg.gen_listitem() + ", "
1126 if len(self.args) > 0:
1127 text = text[:-2]
1128 text += ");\n"
1129 return text
1130
1131 def gen_decl_derive(self):
1132 if self.duplicate or self.protected:
1133 return ""
1134 text = "\n\t\t// WRAPPED from \"" + self.orig_text.replace("\n"," ") + "\" in " + self.containing_file
1135 text += "\n\t\t" + self.member_of.name + "("
1136 for arg in self.args:
1137 text += arg.gen_listitem() + ", "
1138 if len(self.args) > 0:
1139 text = text[:-2]
1140 text += ")"
1141 if len(self.args) == 0:
1142 return text + "{}"
1143 text += " : "
1144 text += self.member_of.namespace + "::" + self.member_of.name + "("
1145 for arg in self.args:
1146 text += arg.gen_call() + ", "
1147 if len(self.args) > 0:
1148 text = text[:-2]
1149 text += "){}\n"
1150 return text
1151
1152 def gen_decl_wrapperclass(self):
1153 if self.duplicate or self.protected:
1154 return ""
1155 text = "\n\t\t// WRAPPED from \"" + self.orig_text.replace("\n"," ") + "\" in " + self.containing_file
1156 text += "\n\t\t" + self.member_of.name + "Wrap("
1157 for arg in self.args:
1158 text += arg.gen_listitem() + ", "
1159 if len(self.args) > 0:
1160 text = text[:-2]
1161 text += ")"
1162 if len(self.args) == 0:
1163 return text + "{}"
1164 text += " : "
1165 text += self.member_of.name + "("
1166 for arg in self.args:
1167 text += arg.gen_call() + ", "
1168 if len(self.args) > 0:
1169 text = text[:-2]
1170 text += "){}\n"
1171 return text
1172
1173 def gen_decl_hash_py(self):
1174 text = self.member_of.name + "("
1175 for arg in self.args:
1176 text += arg.gen_listitem_hash() + ", "
1177 if len(self.args) > 0:
1178 text = text[:-2]
1179 text += ");"
1180 return text
1181
1182 def gen_def(self):
1183 if self.duplicate or self.protected:
1184 return ""
1185 text = "\n\t// WRAPPED from \"" + self.orig_text.replace("\n"," ") + "\" in " + self.containing_file
1186 text += "\n\t" + self.member_of.name + "::" + self.member_of.name + "("
1187 for arg in self.args:
1188 text += arg.gen_listitem() + ", "
1189 if len(self.args) > 0:
1190 text = text[:-2]
1191 text +=")\n\t{"
1192 for arg in self.args:
1193 text += arg.gen_translation()
1194 if self.member_of.link_type != link_types.derive:
1195 text += "\n\t\tthis->ref_obj = new " + self.member_of.namespace + "::" + self.member_of.name + "("
1196 for arg in self.args:
1197 text += arg.gen_call() + ", "
1198 if len(self.args) > 0:
1199 text = text[:-2]
1200 if self.member_of.link_type != link_types.derive:
1201 text += ");"
1202 if self.member_of.link_type == link_types.global_list:
1203 text += "\n\t\tthis->" + self.member_of.id_.varname + " = this->ref_obj->" + self.member_of.id_.varname + ";"
1204 for arg in self.args:
1205 text += arg.gen_cleanup()
1206 text += "\n\t}\n"
1207 return text
1208
1209 def gen_boost_py(self):
1210 if self.duplicate or self.protected or len(self.args) == 0:
1211 return ""
1212 text = "\n\t\t\t.def(init"
1213 text += "<"
1214 for a in self.args:
1215 text += a.gen_listitem_hash() + ", "
1216 text = text[0:-2] + ">())"
1217 return text
1218
1219 class WFunction:
1220 orig_text = None
1221 is_static = False
1222 is_inline = False
1223 is_virtual = False
1224 ret_attr_type = attr_types.default
1225 is_operator = False
1226 ret_type = None
1227 name = None
1228 alias = None
1229 args = []
1230 containing_file = None
1231 member_of = None
1232 duplicate = False
1233 namespace = ""
1234
1235 def from_string(str_def, containing_file, class_, line_number, namespace):
1236 if str_def.count("delete;") > 0:
1237 return None
1238 func = WFunction()
1239 func.is_static = False
1240 func.is_inline = False
1241 func.is_virtual = False
1242 func.ret_attr_type = attr_types.default
1243 func.is_operator = False
1244 func.member_of = None
1245 func.orig_text = str_def
1246 func.args = []
1247 func.containing_file = containing_file
1248 func.member_of = class_
1249 func.duplicate = False
1250 func.namespace = namespace
1251 str_def = str_def.replace("operator ","operator")
1252 if str.startswith(str_def, "static "):
1253 func.is_static = True
1254 str_def = str_def[7:]
1255 else:
1256 func.is_static = False
1257 if str.startswith(str_def, "inline "):
1258 func.is_inline = True
1259 str_def = str_def[7:]
1260 else:
1261 func.is_inline = False
1262 if str.startswith(str_def, "virtual "):
1263 func.is_virtual = True
1264 str_def = str_def[8:]
1265 else:
1266 func.is_virtual = False
1267
1268 if str_def.count(" ") == 0:
1269 return None
1270
1271 parts = split_list(str_def.strip(), " ")
1272
1273 prefix = ""
1274 i = 0
1275 for part in parts:
1276 if part in ["unsigned", "long", "short"]:
1277 prefix += part + " "
1278 i += 1
1279 else:
1280 break
1281 parts = parts[i:]
1282
1283 if len(parts) <= 1:
1284 return None
1285
1286 func.ret_type = WType.from_string(prefix + parts[0], containing_file, line_number)
1287
1288 if func.ret_type == None:
1289 return None
1290
1291 str_def = parts[1]
1292 for part in parts[2:]:
1293 str_def = str_def + " " + part
1294
1295 found = str_def.find("(")
1296 if found == -1 or (str_def.find(" ") != -1 and found > str_def.find(" ")):
1297 return None
1298 func.name = str_def[:found]
1299 str_def = str_def[found:]
1300 if func.name.find("operator") != -1 and str.startswith(str_def, "()("):
1301 func.name += "()"
1302 str_def = str_def[2:]
1303 str_def = str_def[1:]
1304 if func.name.find("operator") != -1:
1305 func.is_operator = True
1306 if func.name.find("*") == 0:
1307 func.name = func.name.replace("*", "")
1308 func.ret_type.attr_type = attr_types.star
1309 if func.name.find("&&") == 0:
1310 func.name = func.name.replace("&&", "")
1311 func.ret_type.attr_type = attr_types.ampamp
1312 if func.name.find("&") == 0:
1313 func.name = func.name.replace("&", "")
1314 func.ret_type.attr_type = attr_types.amp
1315
1316 found = find_closing(str_def, "(", ")")
1317 if found == -1:
1318 return None
1319 str_def = str_def[0:found]
1320 if func.name in blacklist_methods:
1321 return None
1322 if func.namespace != None and func.namespace != "":
1323 if (func.namespace + "::" + func.name) in blacklist_methods:
1324 return None
1325 if func.member_of != None:
1326 if (func.namespace + "::" + func.member_of.name + "::" + func.name) in blacklist_methods:
1327 return None
1328 if func.is_operator and func.name.replace(" ","").replace("operator","").split("::")[-1] not in wrappable_operators:
1329 return None
1330
1331 testname = func.name
1332 if func.is_operator:
1333 testname = testname[:testname.find("operator")]
1334 if testname.count(")") != 0 or testname.count("(") != 0 or testname.count("~") != 0 or testname.count(";") != 0 or testname.count(">") != 0 or testname.count("<") != 0 or testname.count("throw") != 0:
1335 return None
1336
1337 func.alias = func.name
1338 if func.name in keyword_aliases:
1339 func.alias = keyword_aliases[func.name]
1340 str_def = str_def[:found].strip()
1341 if(len(str_def) == 0):
1342 return func
1343 for arg in split_list(str_def, ","):
1344 if arg.strip() == "...":
1345 continue
1346 parsed = Attribute.from_string(arg.strip(), containing_file, line_number)
1347 if parsed == None:
1348 return None
1349 func.args.append(parsed)
1350 return func
1351
1352 def gen_alias(self):
1353 self.alias = self.name
1354 for arg in self.args:
1355 self.alias += "__" + arg.wtype.gen_text_cpp().replace("::", "_").replace("<","_").replace(">","_").replace(" ","").replace("*","").replace(",","")
1356
1357 def gen_decl(self):
1358 if self.duplicate:
1359 return ""
1360 text = "\n\t\t// WRAPPED from \"" + self.orig_text.replace("\n"," ") + "\" in " + self.containing_file
1361 text += "\n\t\t"
1362 if self.is_static:
1363 text += "static "
1364 text += self.ret_type.gen_text() + " " + self.alias + "("
1365 for arg in self.args:
1366 text += arg.gen_listitem()
1367 text += ", "
1368 if len(self.args) > 0:
1369 text = text[:-2]
1370 text += ");\n"
1371 return text
1372
1373 def gen_decl_virtual(self):
1374 if self.duplicate:
1375 return ""
1376 if not self.is_virtual:
1377 return self.gen_decl()
1378 text = "\n\t\t// WRAPPED from \"" + self.orig_text.replace("\n"," ") + "\" in " + self.containing_file
1379 text += "\n\t\tvirtual "
1380 if self.is_static:
1381 text += "static "
1382 text += self.ret_type.gen_text() + " py_" + self.alias + "("
1383 for arg in self.args:
1384 text += arg.gen_listitem()
1385 text += ", "
1386 if len(self.args) > 0:
1387 text = text[:-2]
1388 text += ")"
1389 if len(self.args) == 0:
1390 text += "{}"
1391 else:
1392 text += "\n\t\t{"
1393 for arg in self.args:
1394 text += "\n\t\t\t(void)" + arg.gen_varname() + ";"
1395 text += "\n\t\t}\n"
1396 text += "\n\t\tvirtual "
1397 if self.is_static:
1398 text += "static "
1399 text += self.ret_type.gen_text() + " " + self.name + "("
1400 for arg in self.args:
1401 text += arg.gen_listitem_cpp()
1402 text += ", "
1403 if len(self.args) > 0:
1404 text = text[:-2]
1405 text += ") YS_OVERRIDE;\n"
1406 return text
1407
1408 def gen_decl_hash_py(self):
1409 text = self.ret_type.gen_text() + " " + self.alias + "("
1410 for arg in self.args:
1411 text += arg.gen_listitem_hash() + ", "
1412 if len(self.args) > 0:
1413 text = text[:-2]
1414 text += ");"
1415 return text
1416
1417 def gen_def(self):
1418 if self.duplicate:
1419 return ""
1420 text = "\n\t// WRAPPED from \"" + self.orig_text.replace("\n"," ") + "\" in " + self.containing_file
1421 text += "\n\t" + self.ret_type.gen_text() + " "
1422 if self.member_of != None:
1423 text += self.member_of.name + "::"
1424 text += self.alias + "("
1425 for arg in self.args:
1426 text += arg.gen_listitem()
1427 text += ", "
1428 if len(self.args) > 0:
1429 text = text[:-2]
1430 text +=")\n\t{"
1431 for arg in self.args:
1432 text += arg.gen_translation()
1433 text += "\n\t\t"
1434 if self.ret_type.name != "void":
1435 if self.ret_type.name in known_containers:
1436 text += self.ret_type.gen_text_cpp()
1437 else:
1438 text += self.ret_type.gen_text()
1439 if self.ret_type.name in classnames or (self.ret_type.name in known_containers and self.ret_type.attr_type == attr_types.star):
1440 text += "*"
1441 text += " ret_ = "
1442 if self.ret_type.name in classnames:
1443 text += self.ret_type.name + "::get_py_obj("
1444 if self.member_of == None:
1445 text += "::" + self.namespace + "::" + self.alias + "("
1446 elif self.is_static:
1447 text += self.member_of.namespace + "::" + self.member_of.name + "::" + self.name + "("
1448 else:
1449 text += "this->get_cpp_obj()->" + self.name + "("
1450 for arg in self.args:
1451 text += arg.gen_call() + ", "
1452 if len(self.args) > 0:
1453 text = text[:-2]
1454 if self.ret_type.name in classnames:
1455 text += ")"
1456 text += ");"
1457 for arg in self.args:
1458 text += arg.gen_cleanup()
1459 if self.ret_type.name != "void":
1460 if self.ret_type.name in classnames:
1461 text += "\n\t\treturn *ret_;"
1462 elif self.ret_type.name in known_containers:
1463 text += known_containers[self.ret_type.name].translate_cpp("ret_", self.ret_type.cont.args, "\n\t\t", self.ret_type.attr_type == attr_types.star)
1464 text += "\n\t\treturn ret____tmp;"
1465 else:
1466 text += "\n\t\treturn ret_;"
1467 text += "\n\t}\n"
1468 return text
1469
1470 def gen_def_virtual(self):
1471 if self.duplicate:
1472 return ""
1473 if not self.is_virtual:
1474 return self.gen_def()
1475 text = "\n\t// WRAPPED from \"" + self.orig_text.replace("\n"," ") + "\" in " + self.containing_file
1476 text += "\n\t"
1477 if self.is_static:
1478 text += "static "
1479 text += self.ret_type.gen_text() + " " + self.member_of.name + "::" + self.name + "("
1480 for arg in self.args:
1481 text += arg.gen_listitem_cpp()
1482 text += ", "
1483 if len(self.args) > 0:
1484 text = text[:-2]
1485 text += ")\n\t{"
1486 for arg in self.args:
1487 text += arg.gen_translation_cpp()
1488 text += "\n\t\t"
1489 if self.member_of == None:
1490 text += "::" + self.namespace + "::" + self.alias + "("
1491 elif self.is_static:
1492 text += self.member_of.namespace + "::" + self.member_of.name + "::" + self.name + "("
1493 else:
1494 text += "py_" + self.alias + "("
1495 for arg in self.args:
1496 text += arg.gen_call_cpp() + ", "
1497 if len(self.args) > 0:
1498 text = text[:-2]
1499 if self.ret_type.name in classnames:
1500 text += ")"
1501 text += ");"
1502 for arg in self.args:
1503 text += arg.gen_cleanup()
1504 text += "\n\t}\n"
1505 return text
1506
1507 def gen_default_impl(self):
1508 if self.duplicate:
1509 return ""
1510 if not self.is_virtual:
1511 return ""
1512 text = "\n\n\t\t" + self.ret_type.gen_text() + " py_" + self.alias + "("
1513 for arg in self.args:
1514 text += arg.gen_listitem() + ", "
1515 if len(self.args) > 0:
1516 text = text[:-2]
1517
1518 call_string = "py_" + self.alias + "("
1519 for arg in self.args:
1520 call_string += arg.gen_varname() + ", "
1521 if len(self.args) > 0:
1522 call_string = call_string[0:-2]
1523 call_string += ");"
1524
1525 text += ")\n\t\t{"
1526 text += "\n\t\t\tif(boost::python::override py_" + self.alias + " = this->get_override(\"py_" + self.alias + "\"))"
1527 text += "\n\t\t\t\t" + call_string
1528 text += "\n\t\t\telse"
1529 text += "\n\t\t\t\t" + self.member_of.name + "::" + call_string
1530 text += "\n\t\t}"
1531
1532 text += "\n\n\t\t" + self.ret_type.gen_text() + " default_py_" + self.alias + "("
1533 for arg in self.args:
1534 text += arg.gen_listitem() + ", "
1535 if len(self.args) > 0:
1536 text = text[:-2]
1537 text += ")\n\t\t{"
1538 text += "\n\t\t\tthis->" + self.member_of.name + "::" + call_string
1539 text += "\n\t\t}"
1540 return text
1541
1542
1543 def gen_boost_py(self):
1544 if self.duplicate:
1545 return ""
1546 if self.member_of == None:
1547 text = "\n\t\tdef"
1548 else:
1549 text = "\n\t\t\t.def"
1550 if len(self.args) > -1:
1551 if self.ret_type.name in known_containers:
1552 text += "<" + known_containers[self.ret_type.name].typename + " "
1553 else:
1554 text += "<" + self.ret_type.name + " "
1555 if self.member_of == None or self.is_static:
1556 text += "(*)("
1557 else:
1558 text += "(" + self.member_of.name + "::*)("
1559 for a in self.args:
1560 text += a.gen_listitem_hash() + ", "
1561 if len(self.args) > 0:
1562 text = text[0:-2] + ")>"
1563 else:
1564 text += "void)>"
1565
1566 if self.is_operator:
1567 text += "(\"" + wrappable_operators[self.name.replace("operator","")] + "\""
1568 else:
1569 if self.member_of != None and self.member_of.link_type == link_types.derive and self.is_virtual:
1570 text += "(\"py_" + self.alias + "\""
1571 else:
1572 text += "(\"" + self.alias + "\""
1573 if self.member_of != None:
1574 text += ", &" + self.member_of.name + "::"
1575 if self.member_of.link_type == link_types.derive and self.is_virtual:
1576 text += "py_" + self.alias
1577 text += ", &" + self.member_of.name + "Wrap::default_py_" + self.alias
1578 else:
1579 text += self.alias
1580
1581 text += ")"
1582 else:
1583 text += ", " + "YOSYS_PYTHON::" + self.alias + ");"
1584 return text
1585
1586 class WMember:
1587 orig_text = None
1588 wtype = attr_types.default
1589 name = None
1590 containing_file = None
1591 member_of = None
1592 namespace = ""
1593 is_const = False
1594
1595 def from_string(str_def, containing_file, class_, line_number, namespace):
1596 member = WMember()
1597 member.orig_text = str_def
1598 member.wtype = None
1599 member.name = ""
1600 member.containing_file = containing_file
1601 member.member_of = class_
1602 member.namespace = namespace
1603 member.is_const = False
1604
1605 if str.startswith(str_def, "const "):
1606 member.is_const = True
1607 str_def = str_def[6:]
1608
1609 if str_def.count(" ") == 0:
1610 return None
1611
1612 parts = split_list(str_def.strip(), " ")
1613
1614 prefix = ""
1615 i = 0
1616 for part in parts:
1617 if part in ["unsigned", "long", "short"]:
1618 prefix += part + " "
1619 i += 1
1620 else:
1621 break
1622 parts = parts[i:]
1623
1624 if len(parts) <= 1:
1625 return None
1626
1627 member.wtype = WType.from_string(prefix + parts[0], containing_file, line_number)
1628
1629 if member.wtype == None:
1630 return None
1631
1632 str_def = parts[1]
1633 for part in parts[2:]:
1634 str_def = str_def + " " + part
1635
1636 if str_def.find("(") != -1 or str_def.find(")") != -1 or str_def.find("{") != -1 or str_def.find("}") != -1:
1637 return None
1638
1639 found = str_def.find(";")
1640 if found == -1:
1641 return None
1642
1643 found_eq = str_def.find("=")
1644 if found_eq != -1:
1645 found = found_eq
1646
1647 member.name = str_def[:found]
1648 str_def = str_def[found+1:]
1649 if member.name.find("*") == 0:
1650 member.name = member.name.replace("*", "")
1651 member.wtype.attr_type = attr_types.star
1652 if member.name.find("&&") == 0:
1653 member.name = member.name.replace("&&", "")
1654 member.wtype.attr_type = attr_types.ampamp
1655 if member.name.find("&") == 0:
1656 member.name = member.name.replace("&", "")
1657 member.wtype.attr_type = attr_types.amp
1658
1659 if(len(str_def.strip()) != 0):
1660 return None
1661
1662 if len(member.name.split(",")) > 1:
1663 member_list = []
1664 for name in member.name.split(","):
1665 name = name.strip();
1666 member_list.append(WMember())
1667 member_list[-1].orig_text = member.orig_text
1668 member_list[-1].wtype = member.wtype
1669 member_list[-1].name = name
1670 member_list[-1].containing_file = member.containing_file
1671 member_list[-1].member_of = member.member_of
1672 member_list[-1].namespace = member.namespace
1673 member_list[-1].is_const = member.is_const
1674 return member_list
1675
1676 return member
1677
1678 def gen_decl(self):
1679 text = "\n\t\t" + self.wtype.gen_text() + " get_var_py_" + self.name + "();\n"
1680 if self.is_const:
1681 return text
1682 if self.wtype.name in classnames:
1683 text += "\n\t\tvoid set_var_py_" + self.name + "(" + self.wtype.gen_text() + " *rhs);\n"
1684 else:
1685 text += "\n\t\tvoid set_var_py_" + self.name + "(" + self.wtype.gen_text() + " rhs);\n"
1686 return text
1687
1688 def gen_def(self):
1689 text = "\n\t" + self.wtype.gen_text() + " " + self.member_of.name +"::get_var_py_" + self.name + "()"
1690 text += "\n\t{\n\t\t"
1691 if self.wtype.attr_type == attr_types.star:
1692 text += "if(this->get_cpp_obj()->" + self.name + " == NULL)\n\t\t\t"
1693 text += "throw std::runtime_error(\"Member \\\"" + self.name + "\\\" is NULL\");\n\t\t"
1694 if self.wtype.name in known_containers:
1695 text += self.wtype.gen_text_cpp()
1696 else:
1697 text += self.wtype.gen_text()
1698
1699 if self.wtype.name in classnames or (self.wtype.name in known_containers and self.wtype.attr_type == attr_types.star):
1700 text += "*"
1701 text += " ret_ = "
1702 if self.wtype.name in classnames:
1703 text += self.wtype.name + "::get_py_obj("
1704 if self.wtype.attr_type != attr_types.star:
1705 text += "&"
1706 text += "this->get_cpp_obj()->" + self.name
1707 if self.wtype.name in classnames:
1708 text += ")"
1709 text += ";"
1710
1711 if self.wtype.name in classnames:
1712 text += "\n\t\treturn *ret_;"
1713 elif self.wtype.name in known_containers:
1714 text += known_containers[self.wtype.name].translate_cpp("ret_", self.wtype.cont.args, "\n\t\t", self.wtype.attr_type == attr_types.star)
1715 text += "\n\t\treturn ret____tmp;"
1716 else:
1717 text += "\n\t\treturn ret_;"
1718 text += "\n\t}\n"
1719
1720 if self.is_const:
1721 return text
1722
1723 ret = Attribute(self.wtype, "rhs");
1724
1725 if self.wtype.name in classnames:
1726 text += "\n\tvoid " + self.member_of.name+ "::set_var_py_" + self.name + "(" + self.wtype.gen_text() + " *rhs)"
1727 else:
1728 text += "\n\tvoid " + self.member_of.name+ "::set_var_py_" + self.name + "(" + self.wtype.gen_text() + " rhs)"
1729 text += "\n\t{"
1730 text += ret.gen_translation()
1731 text += "\n\t\tthis->get_cpp_obj()->" + self.name + " = " + ret.gen_call() + ";"
1732 text += "\n\t}\n"
1733
1734 return text;
1735
1736 def gen_boost_py(self):
1737 text = "\n\t\t\t.add_property(\"" + self.name + "\", &" + self.member_of.name + "::get_var_py_" + self.name
1738 if not self.is_const:
1739 text += ", &" + self.member_of.name + "::set_var_py_" + self.name
1740 text += ")"
1741 return text
1742
1743 class WGlobal:
1744 orig_text = None
1745 wtype = attr_types.default
1746 name = None
1747 containing_file = None
1748 namespace = ""
1749 is_const = False
1750
1751 def from_string(str_def, containing_file, line_number, namespace):
1752 glbl = WGlobal()
1753 glbl.orig_text = str_def
1754 glbl.wtype = None
1755 glbl.name = ""
1756 glbl.containing_file = containing_file
1757 glbl.namespace = namespace
1758 glbl.is_const = False
1759
1760 if not str.startswith(str_def, "extern"):
1761 return None
1762 str_def = str_def[7:]
1763
1764 if str.startswith(str_def, "const "):
1765 glbl.is_const = True
1766 str_def = str_def[6:]
1767
1768 if str_def.count(" ") == 0:
1769 return None
1770
1771 parts = split_list(str_def.strip(), " ")
1772
1773 prefix = ""
1774 i = 0
1775 for part in parts:
1776 if part in ["unsigned", "long", "short"]:
1777 prefix += part + " "
1778 i += 1
1779 else:
1780 break
1781 parts = parts[i:]
1782
1783 if len(parts) <= 1:
1784 return None
1785
1786 glbl.wtype = WType.from_string(prefix + parts[0], containing_file, line_number)
1787
1788 if glbl.wtype == None:
1789 return None
1790
1791 str_def = parts[1]
1792 for part in parts[2:]:
1793 str_def = str_def + " " + part
1794
1795 if str_def.find("(") != -1 or str_def.find(")") != -1 or str_def.find("{") != -1 or str_def.find("}") != -1:
1796 return None
1797
1798 found = str_def.find(";")
1799 if found == -1:
1800 return None
1801
1802 found_eq = str_def.find("=")
1803 if found_eq != -1:
1804 found = found_eq
1805
1806 glbl.name = str_def[:found]
1807 str_def = str_def[found+1:]
1808 if glbl.name.find("*") == 0:
1809 glbl.name = glbl.name.replace("*", "")
1810 glbl.wtype.attr_type = attr_types.star
1811 if glbl.name.find("&&") == 0:
1812 glbl.name = glbl.name.replace("&&", "")
1813 glbl.wtype.attr_type = attr_types.ampamp
1814 if glbl.name.find("&") == 0:
1815 glbl.name = glbl.name.replace("&", "")
1816 glbl.wtype.attr_type = attr_types.amp
1817
1818 if(len(str_def.strip()) != 0):
1819 return None
1820
1821 if len(glbl.name.split(",")) > 1:
1822 glbl_list = []
1823 for name in glbl.name.split(","):
1824 name = name.strip();
1825 glbl_list.append(WGlobal())
1826 glbl_list[-1].orig_text = glbl.orig_text
1827 glbl_list[-1].wtype = glbl.wtype
1828 glbl_list[-1].name = name
1829 glbl_list[-1].containing_file = glbl.containing_file
1830 glbl_list[-1].namespace = glbl.namespace
1831 glbl_list[-1].is_const = glbl.is_const
1832 return glbl_list
1833
1834 return glbl
1835
1836 def gen_def(self):
1837 text = "\n\t"
1838 if self.is_const:
1839 text += "const "
1840 text += self.wtype.gen_text() + " get_var_py_" + self.name + "()"
1841 text += "\n\t{\n\t\t"
1842 if self.wtype.attr_type == attr_types.star:
1843 text += "if(" + self.namespace + "::" + self.name + " == NULL)\n\t\t\t"
1844 text += "throw std::runtime_error(\"" + self.namespace + "::" + self.name + " is NULL\");\n\t\t"
1845 if self.wtype.name in known_containers:
1846 text += self.wtype.gen_text_cpp()
1847 else:
1848 if self.is_const:
1849 text += "const "
1850 text += self.wtype.gen_text()
1851
1852 if self.wtype.name in classnames or (self.wtype.name in known_containers and self.wtype.attr_type == attr_types.star):
1853 text += "*"
1854 text += " ret_ = "
1855 if self.wtype.name in classnames:
1856 text += self.wtype.name + "::get_py_obj("
1857 if self.wtype.attr_type != attr_types.star:
1858 text += "&"
1859 text += self.namespace + "::" + self.name
1860 if self.wtype.name in classnames:
1861 text += ")"
1862 text += ";"
1863
1864 if self.wtype.name in classnames:
1865 text += "\n\t\treturn *ret_;"
1866 elif self.wtype.name in known_containers:
1867 text += known_containers[self.wtype.name].translate_cpp("ret_", self.wtype.cont.args, "\n\t\t", self.wtype.attr_type == attr_types.star)
1868 text += "\n\t\treturn ret____tmp;"
1869 else:
1870 text += "\n\t\treturn ret_;"
1871 text += "\n\t}\n"
1872
1873 if self.is_const:
1874 return text
1875
1876 ret = Attribute(self.wtype, "rhs");
1877
1878 if self.wtype.name in classnames:
1879 text += "\n\tvoid set_var_py_" + self.name + "(" + self.wtype.gen_text() + " *rhs)"
1880 else:
1881 text += "\n\tvoid set_var_py_" + self.name + "(" + self.wtype.gen_text() + " rhs)"
1882 text += "\n\t{"
1883 text += ret.gen_translation()
1884 text += "\n\t\t" + self.namespace + "::" + self.name + " = " + ret.gen_call() + ";"
1885 text += "\n\t}\n"
1886
1887 return text;
1888
1889 def gen_boost_py(self):
1890 text = "\n\t\t\t.add_static_property(\"" + self.name + "\", &" + "YOSYS_PYTHON::get_var_py_" + self.name
1891 if not self.is_const:
1892 text += ", &YOSYS_PYTHON::set_var_py_" + self.name
1893 text += ")"
1894 return text
1895
1896 def concat_namespace(tuple_list):
1897 if len(tuple_list) == 0:
1898 return ""
1899 ret = ""
1900 for namespace in tuple_list:
1901 ret += "::" + namespace[0]
1902 return ret[2:]
1903
1904 def calc_ident(text):
1905 if len(text) == 0 or text[0] != ' ':
1906 return 0
1907 return calc_ident(text[1:]) + 1
1908
1909 def assure_length(text, length, left = False):
1910 if len(text) > length:
1911 return text[:length]
1912 if left:
1913 return text + " "*(length - len(text))
1914 return " "*(length - len(text)) + text
1915
1916 def parse_header(source):
1917 debug("Parsing " + source.name + ".pyh",1)
1918 source_file = open(source.name + ".pyh", "r")
1919
1920 source_text = []
1921 in_line = source_file.readline()
1922
1923 namespaces = []
1924
1925 while(in_line):
1926 if(len(in_line)>1):
1927 source_text.append(in_line.replace("char *", "char_p ").replace("char* ", "char_p "))
1928 in_line = source_file.readline()
1929
1930 i = 0
1931
1932 namespaces = []
1933 class_ = None
1934 private_segment = False
1935
1936 while i < len(source_text):
1937 line = source_text[i].replace("YOSYS_NAMESPACE_BEGIN", " namespace YOSYS_NAMESPACE{").replace("YOSYS_NAMESPACE_END"," }")
1938 ugly_line = unpretty_string(line)
1939
1940 # for anonymous unions, ignore union enclosure by skipping start line and replacing end line with new line
1941 if 'union {' in line:
1942 j = i+1
1943 while j < len(source_text):
1944 union_line = source_text[j]
1945 if '};' in union_line:
1946 source_text[j] = '\n'
1947 break
1948 j += 1
1949 if j != len(source_text):
1950 i += 1
1951 continue
1952
1953 if str.startswith(ugly_line, "namespace "):# and ugly_line.find("std") == -1 and ugly_line.find("__") == -1:
1954 namespace_name = ugly_line[10:].replace("{","").strip()
1955 namespaces.append((namespace_name, ugly_line.count("{")))
1956 debug("-----NAMESPACE " + concat_namespace(namespaces) + "-----",3)
1957 i += 1
1958 continue
1959
1960 if len(namespaces) != 0:
1961 namespaces[-1] = (namespaces[-1][0], namespaces[-1][1] + ugly_line.count("{") - ugly_line.count("}"))
1962 if namespaces[-1][1] == 0:
1963 debug("-----END NAMESPACE " + concat_namespace(namespaces) + "-----",3)
1964 del namespaces[-1]
1965 i += 1
1966 continue
1967
1968 if class_ == None and (str.startswith(ugly_line, "struct ") or str.startswith(ugly_line, "class")) and ugly_line.count(";") == 0:
1969
1970 struct_name = ugly_line.split(" ")[1].split("::")[-1]
1971 impl_namespaces = ugly_line.split(" ")[1].split("::")[:-1]
1972 complete_namespace = concat_namespace(namespaces)
1973 for namespace in impl_namespaces:
1974 complete_namespace += "::" + namespace
1975 debug("\tFound " + struct_name + " in " + complete_namespace,2)
1976
1977 base_class_name = None
1978 if len(ugly_line.split(" : ")) > 1: # class is derived
1979 deriv_str = ugly_line.split(" : ")[1]
1980 if len(deriv_str.split("::")) > 1: # namespace of base class is given
1981 base_class_name = deriv_str.split("::", 1)[1]
1982 else:
1983 base_class_name = deriv_str.split(" ")[0]
1984 debug("\t " + struct_name + " is derived from " + base_class_name,2)
1985 base_class = class_by_name(base_class_name)
1986
1987 class_ = (class_by_name(struct_name), ugly_line.count("{"))#calc_ident(line))
1988 if struct_name in classnames:
1989 class_[0].namespace = complete_namespace
1990 class_[0].base_class = base_class
1991 i += 1
1992 continue
1993
1994 if class_ != None:
1995 class_ = (class_[0], class_[1] + ugly_line.count("{") - ugly_line.count("}"))
1996 if class_[1] == 0:
1997 if class_[0] == None:
1998 debug("\tExiting unknown class", 3)
1999 else:
2000 debug("\tExiting class " + class_[0].name, 3)
2001 class_ = None
2002 private_segment = False
2003 i += 1
2004 continue
2005
2006 if class_ != None and (line.find("private:") != -1 or line.find("protected:") != -1):
2007 private_segment = True
2008 i += 1
2009 continue
2010 if class_ != None and line.find("public:") != -1:
2011 private_segment = False
2012 i += 1
2013 continue
2014
2015 candidate = None
2016
2017 if private_segment and class_ != None and class_[0] != None:
2018 candidate = WConstructor.from_string(ugly_line, source.name, class_[0], i, True)
2019 if candidate != None:
2020 debug("\t\tFound constructor of class \"" + class_[0].name + "\" in namespace " + concat_namespace(namespaces),2)
2021 class_[0].found_constrs.append(candidate)
2022 i += 1
2023 continue
2024
2025 if not private_segment and (class_ == None or class_[0] != None):
2026 if class_ != None:
2027 candidate = WFunction.from_string(ugly_line, source.name, class_[0], i, concat_namespace(namespaces))
2028 else:
2029 candidate = WFunction.from_string(ugly_line, source.name, None, i, concat_namespace(namespaces))
2030 if candidate != None and candidate.name.find("::") == -1:
2031 if class_ == None:
2032 debug("\tFound unowned function \"" + candidate.name + "\" in namespace " + concat_namespace(namespaces),2)
2033 unowned_functions.append(candidate)
2034 else:
2035 debug("\t\tFound function \"" + candidate.name + "\" of class \"" + class_[0].name + "\" in namespace " + concat_namespace(namespaces),2)
2036 class_[0].found_funs.append(candidate)
2037 else:
2038 candidate = WEnum.from_string(ugly_line, concat_namespace(namespaces), i)
2039 if candidate != None:
2040 enums.append(candidate)
2041 debug("\tFound enum \"" + candidate.name + "\" in namespace " + concat_namespace(namespaces),2)
2042 elif class_ != None and class_[1] == 1:
2043 candidate = WConstructor.from_string(ugly_line, source.name, class_[0], i)
2044 if candidate != None:
2045 debug("\t\tFound constructor of class \"" + class_[0].name + "\" in namespace " + concat_namespace(namespaces),2)
2046 class_[0].found_constrs.append(candidate)
2047 else:
2048 candidate = WMember.from_string(ugly_line, source.name, class_[0], i, concat_namespace(namespaces))
2049 if candidate != None:
2050 if type(candidate) == list:
2051 for c in candidate:
2052 debug("\t\tFound member \"" + c.name + "\" of class \"" + class_[0].name + "\" of type \"" + c.wtype.name + "\"", 2)
2053 class_[0].found_vars.extend(candidate)
2054 else:
2055 debug("\t\tFound member \"" + candidate.name + "\" of class \"" + class_[0].name + "\" of type \"" + candidate.wtype.name + "\"", 2)
2056 class_[0].found_vars.append(candidate)
2057 if candidate == None and class_ == None:
2058 candidate = WGlobal.from_string(ugly_line, source.name, i, concat_namespace(namespaces))
2059 if candidate != None:
2060 if type(candidate) == list:
2061 for c in candidate:
2062 glbls.append(c)
2063 debug("\tFound global \"" + c.name + "\" in namespace " + concat_namespace(namespaces), 2)
2064 else:
2065 glbls.append(candidate)
2066 debug("\tFound global \"" + candidate.name + "\" in namespace " + concat_namespace(namespaces), 2)
2067
2068 j = i
2069 line = unpretty_string(line)
2070 while candidate == None and j+1 < len(source_text) and line.count(';') <= 1 and line.count("(") >= line.count(")"):
2071 j += 1
2072 line = line + "\n" + unpretty_string(source_text[j])
2073 if class_ != None:
2074 candidate = WFunction.from_string(ugly_line, source.name, class_[0], i, concat_namespace(namespaces))
2075 else:
2076 candidate = WFunction.from_string(ugly_line, source.name, None, i, concat_namespace(namespaces))
2077 if candidate != None and candidate.name.find("::") == -1:
2078 if class_ == None:
2079 debug("\tFound unowned function \"" + candidate.name + "\" in namespace " + concat_namespace(namespaces),2)
2080 unowned_functions.append(candidate)
2081 else:
2082 debug("\t\tFound function \"" + candidate.name + "\" of class \"" + class_[0].name + "\" in namespace " + concat_namespace(namespaces),2)
2083 class_[0].found_funs.append(candidate)
2084 continue
2085 candidate = WEnum.from_string(line, concat_namespace(namespaces), i)
2086 if candidate != None:
2087 enums.append(candidate)
2088 debug("\tFound enum \"" + candidate.name + "\" in namespace " + concat_namespace(namespaces),2)
2089 continue
2090 if class_ != None:
2091 candidate = WConstructor.from_string(line, source.name, class_[0], i)
2092 if candidate != None:
2093 debug("\t\tFound constructor of class \"" + class_[0].name + "\" in namespace " + concat_namespace(namespaces),2)
2094 class_[0].found_constrs.append(candidate)
2095 continue
2096 if class_ == None:
2097 candidate = WGlobal.from_string(line, source.name, i, concat_namespace(namespaces))
2098 if candidate != None:
2099 if type(candidate) == list:
2100 for c in candidate:
2101 glbls.append(c)
2102 debug("\tFound global \"" + c.name + "\" in namespace " + concat_namespace(namespaces), 2)
2103 else:
2104 glbls.append(candidate)
2105 debug("\tFound global \"" + candidate.name + "\" in namespace " + concat_namespace(namespaces), 2)
2106 continue
2107 if candidate != None:
2108 while i < j:
2109 i += 1
2110 line = source_text[i].replace("YOSYS_NAMESPACE_BEGIN", " namespace YOSYS_NAMESPACE{").replace("YOSYS_NAMESPACE_END"," }")
2111 ugly_line = unpretty_string(line)
2112 if len(namespaces) != 0:
2113 namespaces[-1] = (namespaces[-1][0], namespaces[-1][1] + ugly_line.count("{") - ugly_line.count("}"))
2114 if namespaces[-1][1] == 0:
2115 debug("-----END NAMESPACE " + concat_namespace(namespaces) + "-----",3)
2116 del namespaces[-1]
2117 if class_ != None:
2118 class_ = (class_[0] , class_[1] + ugly_line.count("{") - ugly_line.count("}"))
2119 if class_[1] == 0:
2120 if class_[0] == None:
2121 debug("\tExiting unknown class", 3)
2122 else:
2123 debug("\tExiting class " + class_[0].name, 3)
2124 class_ = None
2125 private_segment = False
2126 i += 1
2127 else:
2128 i += 1
2129
2130 def debug(message, level):
2131 if level <= debug.debug_level:
2132 print(message)
2133
2134 def expand_function(f):
2135 fun_list = []
2136 arg_list = []
2137 for arg in f.args:
2138 if arg.default_value != None and (arg.wtype.name.split(" ")[-1] in primitive_types or arg.wtype.name in enum_names or (arg.wtype.name in classnames and arg.default_value == "nullptr")):
2139 fi = copy.deepcopy(f)
2140 fi.args = copy.deepcopy(arg_list)
2141 fun_list.append(fi)
2142 arg_list.append(arg)
2143 fun_list.append(f)
2144 return fun_list
2145
2146 def expand_functions():
2147 global unowned_functions
2148 new_funs = []
2149 for fun in unowned_functions:
2150 new_funs.extend(expand_function(fun))
2151 unowned_functions = new_funs
2152 for source in sources:
2153 for class_ in source.classes:
2154 new_funs = []
2155 for fun in class_.found_funs:
2156 new_funs.extend(expand_function(fun))
2157 class_.found_funs = new_funs
2158
2159 def inherit_members():
2160 for source in sources:
2161 for class_ in source.classes:
2162 if class_.base_class:
2163 base_funs = copy.deepcopy(class_.base_class.found_funs)
2164 for fun in base_funs:
2165 fun.member_of = class_
2166 fun.namespace = class_.namespace
2167 base_vars = copy.deepcopy(class_.base_class.found_vars)
2168 for var in base_vars:
2169 var.member_of = class_
2170 var.namespace = class_.namespace
2171 class_.found_funs.extend(base_funs)
2172 class_.found_vars.extend(base_vars)
2173
2174 def clean_duplicates():
2175 for source in sources:
2176 for class_ in source.classes:
2177 known_decls = {}
2178 for fun in class_.found_funs:
2179 if fun.gen_decl_hash_py() in known_decls:
2180 debug("Multiple declarations of " + fun.gen_decl_hash_py(),3)
2181 other = known_decls[fun.gen_decl_hash_py()]
2182 other.gen_alias()
2183 fun.gen_alias()
2184 if fun.gen_decl_hash_py() == other.gen_decl_hash_py():
2185 fun.duplicate = True
2186 debug("Disabled \"" + fun.gen_decl_hash_py() + "\"", 3)
2187 else:
2188 known_decls[fun.gen_decl_hash_py()] = fun
2189 known_decls = []
2190 for con in class_.found_constrs:
2191 if con.gen_decl_hash_py() in known_decls:
2192 debug("Multiple declarations of " + con.gen_decl_hash_py(),3)
2193 con.duplicate = True
2194 else:
2195 known_decls.append(con.gen_decl_hash_py())
2196 known_decls = []
2197 for fun in unowned_functions:
2198 if fun.gen_decl_hash_py() in known_decls:
2199 debug("Multiple declarations of " + fun.gen_decl_hash_py(),3)
2200 fun.duplicate = True
2201 else:
2202 known_decls.append(fun.gen_decl_hash_py())
2203
2204 def gen_wrappers(filename, debug_level_ = 0):
2205 debug.debug_level = debug_level_
2206 for source in sources:
2207 parse_header(source)
2208
2209 expand_functions()
2210 inherit_members()
2211 clean_duplicates()
2212
2213 import shutil
2214 import math
2215 col = shutil.get_terminal_size((80,20)).columns
2216 debug("-"*col, 1)
2217 debug("-"*math.floor((col-7)/2)+"SUMMARY"+"-"*math.ceil((col-7)/2), 1)
2218 debug("-"*col, 1)
2219 for source in sources:
2220 for class_ in source.classes:
2221 debug("Class " + assure_length(class_.name, len(max(classnames, key=len)), True) + " contains " + assure_length(str(len(class_.found_vars)), 3, False) + " member variables, "+ assure_length(str(len(class_.found_funs)), 3, False) + " methods and " + assure_length(str(len(class_.found_constrs)), 2, False) + " constructors", 1)
2222 if len(class_.found_constrs) == 0:
2223 class_.found_constrs.append(WConstructor(source.name, class_))
2224 debug(str(len(unowned_functions)) + " functions are unowned", 1)
2225 debug(str(len(unowned_functions)) + " global variables", 1)
2226 for enum in enums:
2227 debug("Enum " + assure_length(enum.name, len(max(enum_names, key=len)), True) + " contains " + assure_length(str(len(enum.values)), 2, False) + " values", 1)
2228 debug("-"*col, 1)
2229 wrapper_file = open(filename, "w+")
2230 wrapper_file.write(
2231 """/*
2232 * yosys -- Yosys Open SYnthesis Suite
2233 *
2234 * Copyright (C) 2012 Clifford Wolf <clifford@clifford.at>
2235 *
2236 * Permission to use, copy, modify, and/or distribute this software for any
2237 * purpose with or without fee is hereby granted, provided that the above
2238 * copyright notice and this permission notice appear in all copies.
2239 *
2240 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
2241 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
2242 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
2243 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
2244 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
2245 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
2246 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
2247 *
2248 * This is a generated file and can be overwritten by make
2249 */
2250
2251 #ifdef WITH_PYTHON
2252 """)
2253 for source in sources:
2254 wrapper_file.write("#include \""+source.name+".h\"\n")
2255 wrapper_file.write("""
2256 #include <boost/python/module.hpp>
2257 #include <boost/python/class.hpp>
2258 #include <boost/python/wrapper.hpp>
2259 #include <boost/python/call.hpp>
2260 #include <boost/python.hpp>
2261 #include <iosfwd> // std::streamsize
2262 #include <iostream>
2263 #include <boost/iostreams/concepts.hpp> // boost::iostreams::sink
2264 #include <boost/iostreams/stream.hpp>
2265 USING_YOSYS_NAMESPACE
2266
2267 namespace YOSYS_PYTHON {
2268
2269 struct YosysStatics{};
2270 """)
2271
2272 for source in sources:
2273 for wclass in source.classes:
2274 wrapper_file.write("\n\tstruct " + wclass.name + ";")
2275
2276 wrapper_file.write("\n")
2277
2278 for source in sources:
2279 for wclass in source.classes:
2280 wrapper_file.write(wclass.gen_decl(source.name))
2281
2282 wrapper_file.write("\n")
2283
2284 for source in sources:
2285 for wclass in source.classes:
2286 wrapper_file.write(wclass.gen_funs(source.name))
2287
2288 for fun in unowned_functions:
2289 wrapper_file.write(fun.gen_def())
2290
2291 for glbl in glbls:
2292 wrapper_file.write(glbl.gen_def())
2293
2294 wrapper_file.write(""" struct Initializer
2295 {
2296 Initializer() {
2297 if(!Yosys::yosys_already_setup())
2298 {
2299 Yosys::log_streams.push_back(&std::cout);
2300 Yosys::log_error_stderr = true;
2301 Yosys::yosys_setup();
2302 }
2303 }
2304
2305 Initializer(Initializer const &) {}
2306
2307 ~Initializer() {
2308 Yosys::yosys_shutdown();
2309 }
2310 };
2311
2312
2313 /// source: https://stackoverflow.com/questions/26033781/converting-python-io-object-to-stdostream-when-using-boostpython?noredirect=1&lq=1
2314 /// @brief Type that implements the Boost.IOStream's Sink and Flushable
2315 /// concept for writing data to Python object that support:
2316 /// n = object.write(str) # n = None or bytes written
2317 /// object.flush() # if flush exists, then it is callable
2318 class PythonOutputDevice
2319 {
2320 public:
2321
2322 // This class models both the Sink and Flushable concepts.
2323 struct category
2324 : boost::iostreams::sink_tag,
2325 boost::iostreams::flushable_tag
2326 {};
2327
2328 explicit
2329 PythonOutputDevice(boost::python::object object)
2330 : object_(object)
2331 {}
2332
2333 // Sink concept.
2334 public:
2335
2336 typedef char char_type;
2337
2338 std::streamsize write(const char* buffer, std::streamsize buffer_size)
2339 {
2340 namespace python = boost::python;
2341 // Copy the buffer to a python string.
2342 python::str data(buffer, buffer_size);
2343
2344 // Invoke write on the python object, passing in the data. The following
2345 // is equivalent to:
2346 // n = object_.write(data)
2347 python::extract<std::streamsize> bytes_written(
2348 object_.attr("write")(data));
2349
2350 // Per the Sink concept, return the number of bytes written. If the
2351 // Python return value provides a numeric result, then use it. Otherwise,
2352 // such as the case of a File object, use the buffer_size.
2353 return bytes_written.check()
2354 ? bytes_written
2355 : buffer_size;
2356 }
2357
2358 // Flushable concept.
2359 public:
2360
2361 bool flush()
2362 {
2363 // If flush exists, then call it.
2364 boost::python::object flush = object_.attr("flush");
2365 if (!flush.is_none())
2366 {
2367 flush();
2368 }
2369
2370 // Always return true. If an error occurs, an exception should be thrown.
2371 return true;
2372 }
2373
2374 private:
2375 boost::python::object object_;
2376 };
2377
2378 /// @brief Use an auxiliary function to adapt the legacy function.
2379 void log_to_stream(boost::python::object object)
2380 {
2381 // Create an ostream that delegates to the python object.
2382 boost::iostreams::stream<PythonOutputDevice>* output = new boost::iostreams::stream<PythonOutputDevice>(object);
2383 Yosys::log_streams.insert(Yosys::log_streams.begin(), output);
2384 };
2385
2386
2387 BOOST_PYTHON_MODULE(libyosys)
2388 {
2389 using namespace boost::python;
2390
2391 class_<Initializer>("Initializer");
2392 scope().attr("_hidden") = new Initializer();
2393
2394 def("log_to_stream", &log_to_stream);
2395 """)
2396
2397 for enum in enums:
2398 wrapper_file.write(enum.gen_boost_py())
2399
2400 for source in sources:
2401 for wclass in source.classes:
2402 wrapper_file.write(wclass.gen_boost_py())
2403
2404 for fun in unowned_functions:
2405 wrapper_file.write(fun.gen_boost_py())
2406
2407 wrapper_file.write("\n\n\t\tclass_<YosysStatics>(\"Yosys\")\n")
2408 for glbl in glbls:
2409 wrapper_file.write(glbl.gen_boost_py())
2410 wrapper_file.write("\t\t;\n")
2411
2412 wrapper_file.write("\n\t}\n}\n#endif")
2413
2414 def print_includes():
2415 for source in sources:
2416 print(source.name + ".pyh")