def _setup_repr_final(self): AbstractInstanceRepr._setup_repr_final(self) if self.gcflavor == 'gc': if (self.classdef is not None and self.classdef.classdesc.lookup('__del__') is not None): s_func = self.classdef.classdesc.s_read_attribute('__del__') source_desc = self.classdef.classdesc.lookup('__del__') source_classdef = source_desc.getclassdef(None) source_repr = getinstancerepr(self.rtyper, source_classdef) assert len(s_func.descriptions) == 1 funcdesc, = s_func.descriptions graph = funcdesc.getuniquegraph() self.check_graph_of_del_does_not_call_too_much(graph) FUNCTYPE = FuncType([Ptr(source_repr.object_type)], Void) destrptr = functionptr(FUNCTYPE, graph.name, graph=graph, _callable=graph.func) else: destrptr = None OBJECT = OBJECT_BY_FLAVOR[LLFLAVOR[self.gcflavor]] self.rtyper.attachRuntimeTypeInfoFunc(self.object_type, ll_runtime_type_info, OBJECT, destrptr) vtable = self.rclass.getvtable() self.rtyper.set_type_for_typeptr(vtable, self.lowleveltype.TO)
def _setup_repr_final(self): if self.classdef is None: return AbstractInstanceRepr._setup_repr_final(self) # we attach methods here and not in _setup(), because we want # to be sure that all the reprs of the input arguments of all # our methods have been computed at this point methods = {} selfattrs = self.classdef.attrs for mangled, (name, s_value) in self.allmethods.iteritems(): methdescs = s_value.descriptions origin = dict([(methdesc.originclassdef, methdesc) for methdesc in methdescs]) if self.classdef in origin: methdesc = origin[self.classdef] else: if name in selfattrs: for superdef in self.classdef.getmro(): if superdef in origin: # put in methods methdesc = origin[superdef] break else: # abstract method methdesc = None else: continue # get method implementation from rpython.rtyper.ootypesystem.rpbc import MethodImplementations methimpls = MethodImplementations.get(self.rtyper, s_value) m_impls = methimpls.get_impl(mangled, methdesc, is_finalizer=name == "__del__") methods.update(m_impls) ootype.addMethods(self.lowleveltype, methods) # step 3: provide accessor methods for class attributes that # are really overridden in subclasses. Must be done here # instead of _setup_repr to avoid recursion problems if class # attributes are Instances of self.lowleveltype. for mangled, (s_value, value) in self.classattributes.items(): r = self.rtyper.getrepr(s_value) if value is None: self.attach_abstract_class_attr_accessor( mangled, r.lowleveltype) else: oovalue = r.convert_desc_or_const(value) self.attach_class_attr_accessor(mangled, oovalue) # step 4: do the same with instance fields whose default # values are overridden in subclasses. Not sure it's the best # way to do it. overridden_defaults = {} if self.classdef is not None: for name, constant in self.classdef.classdesc.classdict.iteritems( ): # look for the attrdef in the superclasses classdef = self.classdef.basedef attrdef = None while classdef is not None: if name in classdef.attrs: attrdef = classdef.attrs[name] break classdef = classdef.basedef if attrdef is not None and not attrdef.readonly: # it means that the default value for this field # is overridden in this subclass. Record we know # about it repr = self.rtyper.getrepr(attrdef.s_value) oot = repr.lowleveltype mangled = mangle(name, self.rtyper.getconfig()) value = self.classdef.classdesc.read_attribute(name) default = repr.convert_desc_or_const(value) overridden_defaults[mangled] = oot, default ootype.overrideDefaultForFields(self.lowleveltype, overridden_defaults)
def _setup_repr_final(self): if self.classdef is None: return AbstractInstanceRepr._setup_repr_final(self) # we attach methods here and not in _setup(), because we want # to be sure that all the reprs of the input arguments of all # our methods have been computed at this point methods = {} selfattrs = self.classdef.attrs for mangled, (name, s_value) in self.allmethods.iteritems(): methdescs = s_value.descriptions origin = dict([(methdesc.originclassdef, methdesc) for methdesc in methdescs]) if self.classdef in origin: methdesc = origin[self.classdef] else: if name in selfattrs: for superdef in self.classdef.getmro(): if superdef in origin: # put in methods methdesc = origin[superdef] break else: # abstract method methdesc = None else: continue # get method implementation from rpython.rtyper.ootypesystem.rpbc import MethodImplementations methimpls = MethodImplementations.get(self.rtyper, s_value) m_impls = methimpls.get_impl(mangled, methdesc, is_finalizer=name == "__del__") methods.update(m_impls) ootype.addMethods(self.lowleveltype, methods) # step 3: provide accessor methods for class attributes that # are really overridden in subclasses. Must be done here # instead of _setup_repr to avoid recursion problems if class # attributes are Instances of self.lowleveltype. for mangled, (s_value, value) in self.classattributes.items(): r = self.rtyper.getrepr(s_value) if value is None: self.attach_abstract_class_attr_accessor(mangled, r.lowleveltype) else: oovalue = r.convert_desc_or_const(value) self.attach_class_attr_accessor(mangled, oovalue) # step 4: do the same with instance fields whose default # values are overridden in subclasses. Not sure it's the best # way to do it. overridden_defaults = {} if self.classdef is not None: for name, constant in self.classdef.classdesc.classdict.iteritems(): # look for the attrdef in the superclasses classdef = self.classdef.basedef attrdef = None while classdef is not None: if name in classdef.attrs: attrdef = classdef.attrs[name] break classdef = classdef.basedef if attrdef is not None and not attrdef.readonly: # it means that the default value for this field # is overridden in this subclass. Record we know # about it repr = self.rtyper.getrepr(attrdef.s_value) oot = repr.lowleveltype mangled = mangle(name, self.rtyper.getconfig()) value = self.classdef.classdesc.read_attribute(name) default = repr.convert_desc_or_const(value) overridden_defaults[mangled] = oot, default ootype.overrideDefaultForFields(self.lowleveltype, overridden_defaults)