1# Copyright (c) 2004-2006 The Regents of The University of Michigan
2# All rights reserved.
3#
4# Redistribution and use in source and binary forms, with or without
5# modification, are permitted provided that the following conditions are
6# met: redistributions of source code must retain the above copyright
7# notice, this list of conditions and the following disclaimer;
8# redistributions in binary form must reproduce the above copyright
--- 147 unchanged lines hidden (view full) ---
156 # initialize required attributes
157
158 # class-only attributes
159 cls._params = multidict() # param descriptions
160 cls._ports = multidict() # port descriptions
161
162 # class or instance attributes
163 cls._values = multidict() # param values
164 cls._port_map = multidict() # port bindings
165 cls._instantiated = False # really instantiated, cloned, or subclassed
166
167 # We don't support multiple inheritance. If you want to, you
168 # must fix multidict to deal with it properly.
169 if len(bases) > 1:
170 raise TypeError, "SimObjects do not support multiple inheritance"
171
172 base = bases[0]
173
174 # Set up general inheritance via multidicts. A subclass will
175 # inherit all its settings from the base class. The only time
176 # the following is not true is when we define the SimObject
177 # class itself (in which case the multidicts have no parent).
178 if isinstance(base, MetaSimObject):
179 cls._params.parent = base._params
180 cls._ports.parent = base._ports
181 cls._values.parent = base._values
182 cls._port_map.parent = base._port_map
183 # mark base as having been subclassed
184 base._instantiated = True
185
186 # Now process the _value_dict items. They could be defining
187 # new (or overriding existing) parameters or ports, setting
188 # class keywords (e.g., 'abstract'), or setting parameter
189 # values or port bindings. The first 3 can only be set when
190 # the class is defined, so we handle them here. The others
191 # can be set later too, so just emulate that by calling
192 # setattr().
193 for key,val in cls._value_dict.items():
194 # param descriptions
195 if isinstance(val, ParamDesc):
196 cls._new_param(key, val)
197
198 # port objects
199 elif isinstance(val, Port):
200 cls._ports[key] = val
201
202 # init-time-only keywords
203 elif cls.init_keywords.has_key(key):
204 cls._set_keyword(key, val, cls.init_keywords[key])
205
206 # default: use normal path (ends up in __setattr__)
207 else:
208 setattr(cls, key, val)
--- 13 unchanged lines hidden (view full) ---
222 type.__setattr__(cls, keyword, val)
223
224 def _new_param(cls, name, pdesc):
225 # each param desc should be uniquely assigned to one variable
226 assert(not hasattr(pdesc, 'name'))
227 pdesc.name = name
228 cls._params[name] = pdesc
229 if hasattr(pdesc, 'default'):
230 setattr(cls, name, pdesc.default)
231
232 # Set attribute (called on foo.attr = value when foo is an
233 # instance of class cls).
234 def __setattr__(cls, attr, value):
235 # normal processing for private attributes
236 if attr.startswith('_'):
237 type.__setattr__(cls, attr, value)
238 return
239
240 if cls.keywords.has_key(attr):
241 cls._set_keyword(attr, value, cls.keywords[attr])
242 return
243
244 if cls._ports.has_key(attr):
245 self._ports[attr].connect(self, attr, value)
246 return
247
248 if isSimObjectOrSequence(value) and cls._instantiated:
249 raise RuntimeError, \
250 "cannot set SimObject parameter '%s' after\n" \
251 " class %s has been instantiated or subclassed" \
252 % (attr, cls.__name__)
253
254 # check for param
255 param = cls._params.get(attr, None)
256 if param:
257 try:
258 cls._values[attr] = param.convert(value)
259 except Exception, e:
260 msg = "%s\nError setting param %s.%s to %s\n" % \
261 (e, cls.__name__, attr, value)
262 e.args = (msg, )
263 raise
264 elif isSimObjectOrSequence(value):
265 # if RHS is a SimObject, it's an implicit child assignment
266 cls._values[attr] = value
267 else:
268 raise AttributeError, \
269 "Class %s has no parameter \'%s\'" % (cls.__name__, attr)
270
271 def __getattr__(cls, attr):
272 if cls._values.has_key(attr):
273 return cls._values[attr]
274
275 raise AttributeError, \
276 "object '%s' has no attribute '%s'" % (cls.__name__, attr)
277
278 def __str__(cls):
--- 138 unchanged lines hidden (view full) ---
417 # clone SimObject-valued parameters
418 for key,val in ancestor._values.iteritems():
419 if isSimObject(val):
420 setattr(self, key, val(_memo=memo_dict))
421 elif isSimObjectSequence(val) and len(val):
422 setattr(self, key, [ v(_memo=memo_dict) for v in val ])
423 # clone port references. no need to use a multidict here
424 # since we will be creating new references for all ports.
425 self._port_map = {}
426 for key,val in ancestor._port_map.iteritems():
427 self._port_map[key] = applyOrMap(val, 'clone', memo_dict)
428 # apply attribute assignments from keyword args, if any
429 for key,val in kwargs.iteritems():
430 setattr(self, key, val)
431
432 # "Clone" the current instance by creating another instance of
433 # this instance's class, but that inherits its parameter values
434 # and port mappings from the current instance. If we're in a
435 # "deep copy" recursive clone, check the _memo dict to see if
--- 10 unchanged lines hidden (view full) ---
446 # create a new dict and use that.
447 memo_dict = {}
448 kwargs['_memo'] = memo_dict
449 elif memo_dict.has_key(self):
450 # clone already done & memoized
451 return memo_dict[self]
452 return self.__class__(_ancestor = self, **kwargs)
453
454 def __getattr__(self, attr):
455 if self._ports.has_key(attr):
456 # return reference that can be assigned to another port
457 # via __setattr__
458 return self._ports[attr].makeRef(self, attr)
459
460 if self._values.has_key(attr):
461 return self._values[attr]
462
463 raise AttributeError, "object '%s' has no attribute '%s'" \
464 % (self.__class__.__name__, attr)
465
466 # Set attribute (called on foo.attr = value when foo is an
467 # instance of class cls).
468 def __setattr__(self, attr, value):
469 # normal processing for private attributes
470 if attr.startswith('_'):
471 object.__setattr__(self, attr, value)
472 return
473
474 if self._ports.has_key(attr):
475 # set up port connection
476 self._ports[attr].connect(self, attr, value)
477 return
478
479 if isSimObjectOrSequence(value) and self._instantiated:
480 raise RuntimeError, \
481 "cannot set SimObject parameter '%s' after\n" \
482 " instance been cloned %s" % (attr, `self`)
483
484 # must be SimObject param
485 param = self._params.get(attr, None)
486 if param:
487 try:
488 value = param.convert(value)
489 except Exception, e:
490 msg = "%s\nError setting param %s.%s to %s\n" % \
491 (e, self.__class__.__name__, attr, value)
492 e.args = (msg, )
493 raise
494 elif isSimObjectOrSequence(value):
495 pass
496 else:
497 raise AttributeError, "Class %s has no parameter %s" \
498 % (self.__class__.__name__, attr)
499
500 # clear out old child with this name, if any
501 self.clear_child(attr)
502
503 if isSimObject(value):
504 value.set_path(self, attr)
505 elif isSimObjectSequence(value):
506 value = SimObjVector(value)
507 [v.set_path(self, "%s%d" % (attr, i)) for i,v in enumerate(value)]
508
509 self._values[attr] = value
510
511 # this hack allows tacking a '[0]' onto parameters that may or may
512 # not be vectors, and always getting the first element (e.g. cpus)
513 def __getitem__(self, key):
514 if key == 0:
515 return self
516 raise TypeError, "Non-zero index '%s' to SimObject" % key
517
--- 5 unchanged lines hidden (view full) ---
523 if isinstance(child, SimObjVector):
524 for i in xrange(len(child)):
525 del self._children["s%d" % (name, i)]
526 del self._children[name]
527
528 def add_child(self, name, value):
529 self._children[name] = value
530
531 def set_path(self, parent, name):
532 if not self._parent:
533 self._parent = parent
534 self._name = name
535 parent.add_child(name, self)
536
537 def path(self):
538 if not self._parent:
539 return 'root'
540 ppath = self._parent.path()
541 if ppath == 'root':
542 return self._name
543 return ppath + "." + self._name
544
--- 23 unchanged lines hidden (view full) ---
568 raise AttributeError, \
569 'parent.any matched more than one: %s' % obj.path
570 found_obj = match_obj
571 return found_obj, found_obj != None
572
573 def unproxy(self, base):
574 return self
575
576 def print_ini(self):
577 print '[' + self.path() + ']' # .ini section header
578
579 instanceDict[self.path()] = self
580
581 if hasattr(self, 'type') and not isinstance(self, ParamContext):
582 print 'type=%s' % self.type
583
584 child_names = self._children.keys()
585 child_names.sort()
586 np_child_names = [c for c in child_names \
587 if not isinstance(self._children[c], ParamContext)]
588 if len(np_child_names):
589 print 'children=%s' % ' '.join(np_child_names)
590
591 param_names = self._params.keys()
592 param_names.sort()
593 for param in param_names:
594 value = self._values.get(param, None)
595 if value != None:
596 if proxy.isproxy(value):
597 try:
598 value = value.unproxy(self)
599 except:
600 print >> sys.stderr, \
601 "Error in unproxying param '%s' of %s" % \
602 (param, self.path())
603 raise
604 setattr(self, param, value)
605 print '%s=%s' % (param, self._values[param].ini_str())
606
607 port_names = self._ports.keys()
608 port_names.sort()
609 for port_name in port_names:
610 port = self._port_map.get(port_name, None)
611 if port == None:
612 default = getattr(self._ports[port_name], 'default', None)
613 if default == None:
614 # port is unbound... that's OK, go to next port
615 continue
616 else:
617 print port_name, default
618 port = m5.makeList(port) # make list even if it's a scalar port
619 print '%s=%s' % (port_name, ' '.join([str(p) for p in port]))
620
621 print # blank line between objects
622
623 for child in child_names:
624 self._children[child].print_ini()
625
626 # Call C++ to create C++ object corresponding to this object and
627 # (recursively) all its children
--- 10 unchanged lines hidden (view full) ---
638 self._ccObject = -1 # flag to catch cycles in recursion
639 self._ccObject = cc_main.createSimObject(self.path())
640 elif self._ccObject == -1:
641 raise RuntimeError, "%s: recursive call to getCCObject()" \
642 % self.path()
643 return self._ccObject
644
645 # Create C++ port connections corresponding to the connections in
646 # _port_map (& recursively for all children)
647 def connectPorts(self):
648 for portRef in self._port_map.itervalues():
649 applyOrMap(portRef, 'ccConnect')
650 for child in self._children.itervalues():
651 child.connectPorts()
652
653 def startDrain(self, drain_event, recursive):
654 count = 0
655 # ParamContexts don't serialize
656 if isinstance(self, SimObject) and not isinstance(self, ParamContext):
657 count += self._ccObject.drain(drain_event)
--- 82 unchanged lines hidden ---
2# All rights reserved.
3#
4# Redistribution and use in source and binary forms, with or without
5# modification, are permitted provided that the following conditions are
6# met: redistributions of source code must retain the above copyright
7# notice, this list of conditions and the following disclaimer;
8# redistributions in binary form must reproduce the above copyright
--- 147 unchanged lines hidden (view full) ---
156 # initialize required attributes
157
158 # class-only attributes
159 cls._params = multidict() # param descriptions
160 cls._ports = multidict() # port descriptions
161
162 # class or instance attributes
163 cls._values = multidict() # param values
164 cls._port_map = multidict() # port bindings
165 cls._instantiated = False # really instantiated, cloned, or subclassed
166
167 # We don't support multiple inheritance. If you want to, you
168 # must fix multidict to deal with it properly.
169 if len(bases) > 1:
170 raise TypeError, "SimObjects do not support multiple inheritance"
171
172 base = bases[0]
173
174 # Set up general inheritance via multidicts. A subclass will
175 # inherit all its settings from the base class. The only time
176 # the following is not true is when we define the SimObject
177 # class itself (in which case the multidicts have no parent).
178 if isinstance(base, MetaSimObject):
179 cls._params.parent = base._params
180 cls._ports.parent = base._ports
181 cls._values.parent = base._values
182 cls._port_map.parent = base._port_map
183 # mark base as having been subclassed
184 base._instantiated = True
185
186 # Now process the _value_dict items. They could be defining
187 # new (or overriding existing) parameters or ports, setting
188 # class keywords (e.g., 'abstract'), or setting parameter
189 # values or port bindings. The first 3 can only be set when
190 # the class is defined, so we handle them here. The others
191 # can be set later too, so just emulate that by calling
192 # setattr().
193 for key,val in cls._value_dict.items():
194 # param descriptions
195 if isinstance(val, ParamDesc):
196 cls._new_param(key, val)
197
198 # port objects
199 elif isinstance(val, Port):
200 cls._ports[key] = val
201
202 # init-time-only keywords
203 elif cls.init_keywords.has_key(key):
204 cls._set_keyword(key, val, cls.init_keywords[key])
205
206 # default: use normal path (ends up in __setattr__)
207 else:
208 setattr(cls, key, val)
--- 13 unchanged lines hidden (view full) ---
222 type.__setattr__(cls, keyword, val)
223
224 def _new_param(cls, name, pdesc):
225 # each param desc should be uniquely assigned to one variable
226 assert(not hasattr(pdesc, 'name'))
227 pdesc.name = name
228 cls._params[name] = pdesc
229 if hasattr(pdesc, 'default'):
230 setattr(cls, name, pdesc.default)
231
232 # Set attribute (called on foo.attr = value when foo is an
233 # instance of class cls).
234 def __setattr__(cls, attr, value):
235 # normal processing for private attributes
236 if attr.startswith('_'):
237 type.__setattr__(cls, attr, value)
238 return
239
240 if cls.keywords.has_key(attr):
241 cls._set_keyword(attr, value, cls.keywords[attr])
242 return
243
244 if cls._ports.has_key(attr):
245 self._ports[attr].connect(self, attr, value)
246 return
247
248 if isSimObjectOrSequence(value) and cls._instantiated:
249 raise RuntimeError, \
250 "cannot set SimObject parameter '%s' after\n" \
251 " class %s has been instantiated or subclassed" \
252 % (attr, cls.__name__)
253
254 # check for param
255 param = cls._params.get(attr, None)
256 if param:
257 try:
258 cls._values[attr] = param.convert(value)
259 except Exception, e:
260 msg = "%s\nError setting param %s.%s to %s\n" % \
261 (e, cls.__name__, attr, value)
262 e.args = (msg, )
263 raise
264 elif isSimObjectOrSequence(value):
265 # if RHS is a SimObject, it's an implicit child assignment
266 cls._values[attr] = value
267 else:
268 raise AttributeError, \
269 "Class %s has no parameter \'%s\'" % (cls.__name__, attr)
270
271 def __getattr__(cls, attr):
272 if cls._values.has_key(attr):
273 return cls._values[attr]
274
275 raise AttributeError, \
276 "object '%s' has no attribute '%s'" % (cls.__name__, attr)
277
278 def __str__(cls):
--- 138 unchanged lines hidden (view full) ---
417 # clone SimObject-valued parameters
418 for key,val in ancestor._values.iteritems():
419 if isSimObject(val):
420 setattr(self, key, val(_memo=memo_dict))
421 elif isSimObjectSequence(val) and len(val):
422 setattr(self, key, [ v(_memo=memo_dict) for v in val ])
423 # clone port references. no need to use a multidict here
424 # since we will be creating new references for all ports.
425 self._port_map = {}
426 for key,val in ancestor._port_map.iteritems():
427 self._port_map[key] = applyOrMap(val, 'clone', memo_dict)
428 # apply attribute assignments from keyword args, if any
429 for key,val in kwargs.iteritems():
430 setattr(self, key, val)
431
432 # "Clone" the current instance by creating another instance of
433 # this instance's class, but that inherits its parameter values
434 # and port mappings from the current instance. If we're in a
435 # "deep copy" recursive clone, check the _memo dict to see if
--- 10 unchanged lines hidden (view full) ---
446 # create a new dict and use that.
447 memo_dict = {}
448 kwargs['_memo'] = memo_dict
449 elif memo_dict.has_key(self):
450 # clone already done & memoized
451 return memo_dict[self]
452 return self.__class__(_ancestor = self, **kwargs)
453
454 def __getattr__(self, attr):
455 if self._ports.has_key(attr):
456 # return reference that can be assigned to another port
457 # via __setattr__
458 return self._ports[attr].makeRef(self, attr)
459
460 if self._values.has_key(attr):
461 return self._values[attr]
462
463 raise AttributeError, "object '%s' has no attribute '%s'" \
464 % (self.__class__.__name__, attr)
465
466 # Set attribute (called on foo.attr = value when foo is an
467 # instance of class cls).
468 def __setattr__(self, attr, value):
469 # normal processing for private attributes
470 if attr.startswith('_'):
471 object.__setattr__(self, attr, value)
472 return
473
474 if self._ports.has_key(attr):
475 # set up port connection
476 self._ports[attr].connect(self, attr, value)
477 return
478
479 if isSimObjectOrSequence(value) and self._instantiated:
480 raise RuntimeError, \
481 "cannot set SimObject parameter '%s' after\n" \
482 " instance been cloned %s" % (attr, `self`)
483
484 # must be SimObject param
485 param = self._params.get(attr, None)
486 if param:
487 try:
488 value = param.convert(value)
489 except Exception, e:
490 msg = "%s\nError setting param %s.%s to %s\n" % \
491 (e, self.__class__.__name__, attr, value)
492 e.args = (msg, )
493 raise
494 elif isSimObjectOrSequence(value):
495 pass
496 else:
497 raise AttributeError, "Class %s has no parameter %s" \
498 % (self.__class__.__name__, attr)
499
500 # clear out old child with this name, if any
501 self.clear_child(attr)
502
503 if isSimObject(value):
504 value.set_path(self, attr)
505 elif isSimObjectSequence(value):
506 value = SimObjVector(value)
507 [v.set_path(self, "%s%d" % (attr, i)) for i,v in enumerate(value)]
508
509 self._values[attr] = value
510
511 # this hack allows tacking a '[0]' onto parameters that may or may
512 # not be vectors, and always getting the first element (e.g. cpus)
513 def __getitem__(self, key):
514 if key == 0:
515 return self
516 raise TypeError, "Non-zero index '%s' to SimObject" % key
517
--- 5 unchanged lines hidden (view full) ---
523 if isinstance(child, SimObjVector):
524 for i in xrange(len(child)):
525 del self._children["s%d" % (name, i)]
526 del self._children[name]
527
528 def add_child(self, name, value):
529 self._children[name] = value
530
531 def set_path(self, parent, name):
532 if not self._parent:
533 self._parent = parent
534 self._name = name
535 parent.add_child(name, self)
536
537 def path(self):
538 if not self._parent:
539 return 'root'
540 ppath = self._parent.path()
541 if ppath == 'root':
542 return self._name
543 return ppath + "." + self._name
544
--- 23 unchanged lines hidden (view full) ---
568 raise AttributeError, \
569 'parent.any matched more than one: %s' % obj.path
570 found_obj = match_obj
571 return found_obj, found_obj != None
572
573 def unproxy(self, base):
574 return self
575
576 def print_ini(self):
577 print '[' + self.path() + ']' # .ini section header
578
579 instanceDict[self.path()] = self
580
581 if hasattr(self, 'type') and not isinstance(self, ParamContext):
582 print 'type=%s' % self.type
583
584 child_names = self._children.keys()
585 child_names.sort()
586 np_child_names = [c for c in child_names \
587 if not isinstance(self._children[c], ParamContext)]
588 if len(np_child_names):
589 print 'children=%s' % ' '.join(np_child_names)
590
591 param_names = self._params.keys()
592 param_names.sort()
593 for param in param_names:
594 value = self._values.get(param, None)
595 if value != None:
596 if proxy.isproxy(value):
597 try:
598 value = value.unproxy(self)
599 except:
600 print >> sys.stderr, \
601 "Error in unproxying param '%s' of %s" % \
602 (param, self.path())
603 raise
604 setattr(self, param, value)
605 print '%s=%s' % (param, self._values[param].ini_str())
606
607 port_names = self._ports.keys()
608 port_names.sort()
609 for port_name in port_names:
610 port = self._port_map.get(port_name, None)
611 if port == None:
612 default = getattr(self._ports[port_name], 'default', None)
613 if default == None:
614 # port is unbound... that's OK, go to next port
615 continue
616 else:
617 print port_name, default
618 port = m5.makeList(port) # make list even if it's a scalar port
619 print '%s=%s' % (port_name, ' '.join([str(p) for p in port]))
620
621 print # blank line between objects
622
623 for child in child_names:
624 self._children[child].print_ini()
625
626 # Call C++ to create C++ object corresponding to this object and
627 # (recursively) all its children
--- 10 unchanged lines hidden (view full) ---
638 self._ccObject = -1 # flag to catch cycles in recursion
639 self._ccObject = cc_main.createSimObject(self.path())
640 elif self._ccObject == -1:
641 raise RuntimeError, "%s: recursive call to getCCObject()" \
642 % self.path()
643 return self._ccObject
644
645 # Create C++ port connections corresponding to the connections in
646 # _port_map (& recursively for all children)
647 def connectPorts(self):
648 for portRef in self._port_map.itervalues():
649 applyOrMap(portRef, 'ccConnect')
650 for child in self._children.itervalues():
651 child.connectPorts()
652
653 def startDrain(self, drain_event, recursive):
654 count = 0
655 # ParamContexts don't serialize
656 if isinstance(self, SimObject) and not isinstance(self, ParamContext):
657 count += self._ccObject.drain(drain_event)
--- 82 unchanged lines hidden ---