def parse(self): unit = nodes.Get_First_Design_Unit(self.__ghdlFile) while unit != nodes.Null_Iir: libraryUnit = nodes.Get_Library_Unit(unit) nodeKind = nodes.Get_Kind(libraryUnit) if (nodeKind == nodes.Iir_Kind.Entity_Declaration): entity = Entity.parse(libraryUnit) self.Entities.append(entity) elif (nodeKind == nodes.Iir_Kind.Architecture_Body): architecture = Architecture.parse(libraryUnit) self.Architectures.append(architecture) elif (nodeKind == nodes.Iir_Kind.Package_Declaration): package = Package.parse(libraryUnit) self.Packages.append(package) elif (nodeKind == nodes.Iir_Kind.Package_Body): packageBody = PackageBody.parse(libraryUnit) self.PackageBodies.append(packageBody) elif (nodeKind == nodes.Iir_Kind.Context_Declaration): context = Context.parse(libraryUnit) self.Contexts.append(context) elif (nodeKind == nodes.Iir_Kind.Configuration_Declaration): configuration = Configuration.parse(libraryUnit) self.Configurations.append(configuration) else: raise GHDLException("Unknown design unit kind.") unit = nodes.Get_Chain(unit)
def compute_anti_dependences(self): """Return a dictionnary of anti dependencies for design unit""" res = {} lib = libraries.Get_Libraries_Chain() while lib != nodes.Null_Iir: files = nodes.Get_Design_File_Chain(lib) while files != nodes.Null_Iir: units = nodes.Get_First_Design_Unit(files) while units != nodes.Null_Iir: if nodes.Get_Date_State(units) == nodes.Date_State.Analyze: # The unit has been analyzed, so the dependencies are know. deps = nodes.Get_Dependence_List(units) assert deps != nodes.Null_Iir_List deps_it = lists.Iterate(deps) while lists.Is_Valid(byref(deps_it)): el = lists.Get_Element(byref(deps_it)) if nodes.Get_Kind( el) == nodes.Iir_Kind.Design_Unit: if res.get(el, None): res[el].append(units) else: res[el] = [units] else: assert False lists.Next(byref(deps_it)) units = nodes.Get_Chain(units) files = nodes.Get_Chain(files) lib = nodes.Get_Chain(lib) return res
def concurrent_stmts_iter(n) -> Generator[Any, None, None]: """Iterate concurrent statements in node :obj:`n`.""" k = nodes.Get_Kind(n) if k == nodes.Iir_Kind.Design_File: for n1 in chain_iter(nodes.Get_First_Design_Unit(n)): for n2 in concurrent_stmts_iter(n1): yield n2 elif k == nodes.Iir_Kind.Design_Unit: for n1 in concurrent_stmts_iter(nodes.Get_Library_Unit(n)): yield n1 elif k in ( nodes.Iir_Kind.Entity_Declaration, nodes.Iir_Kind.Architecture_Body, nodes.Iir_Kind.Block_Statement, ): for n1 in chain_iter(nodes.Get_Concurrent_Statement_Chain(n)): yield n1 for n2 in concurrent_stmts_iter(n1): yield n2 elif k == nodes.Iir_Kind.For_Generate_Statement: for n1 in concurrent_stmts_iter(nodes.Get_Generate_Statement_Body(n)): yield n1 elif k == nodes.Iir_Kind.If_Generate_Statement: while n != nodes.Null_Iir: for n1 in concurrent_stmts_iter(nodes.Get_Generate_Statement_Body(n)): yield n1 n = nodes.Get_Generate_Else_Clause(n) elif k == nodes.Iir_Kind.Case_Generate_Statement: alt = nodes.Get_Case_Statement_Alternative_Chain(n) for n1 in chain_iter(alt): blk = nodes.Get_Associated_Block(n1) if blk != nodes.Null_Iir: for n2 in concurrent_stmts_iter(nodes.Get_Generate_Statement_Body(n)): yield n2
def document_symbols(self): log.debug("document_symbols") if self._tree == nodes.Null_Iir: return [] syms = symbols.get_symbols_chain( self._fe, nodes.Get_First_Design_Unit(self._tree)) return self.flatten_symbols(syms, None)
def compute_diags(self): log.debug("parse doc %d %s", self._fe, self.uri) self.parse_document() if self._tree == nodes.Null_Iir: # No units, nothing to add. return # Semantic analysis. unit = nodes.Get_First_Design_Unit(self._tree) while unit != nodes.Null_Iir: sem.Semantic(unit) nodes.Set_Date_State(unit, nodes.Date_State.Analyze) unit = nodes.Get_Chain(unit)
def test_InitializeGHDL(self) -> None: """Initialization: set options and then load libaries.""" libghdl.initialize() # Print error messages on the console. errorout_console.Install_Handler() # Set options. This must be done before analyze_init() libghdl.set_option("--std=08") # Finish initialization. This will load the standard package. if libghdl.analyze_init_status() != 0: self.fail("libghdl initialization error") # Load the file file_id = name_table.Get_Identifier(str(self._filename)) sfe = files_map.Read_Source_File(name_table.Null_Identifier, file_id) if sfe == files_map.No_Source_File_Entry: self.fail("Cannot read file '{!s}'".format(self._filename)) # Parse file = sem_lib.Load_File(sfe) # Display all design units designUnit = nodes.Get_First_Design_Unit(file) while designUnit != nodes.Null_Iir: libraryUnit = nodes.Get_Library_Unit(designUnit) if nodes.Get_Kind( libraryUnit) == nodes.Iir_Kind.Entity_Declaration: entityName = self.getIdentifier(libraryUnit) self.assertEqual( entityName, "entity_1", "expected entity name 'e1', got '{}'".format(entityName), ) elif nodes.Get_Kind( libraryUnit) == nodes.Iir_Kind.Architecture_Body: architectureName = self.getIdentifier(libraryUnit) self.assertEqual( architectureName, "behav", "expected architecture name 'behav', got '{}'".format( architectureName), ) else: self.fail("Unknown unit.") designUnit = nodes.Get_Chain(designUnit)
def obsolete_doc(self, doc): if doc._tree == nodes.Null_Iir: return # Free old tree assert nodes.Get_Kind(doc._tree) == nodes.Iir_Kind.Design_File if self._last_linted_doc == doc: antideps = None else: antideps = self.compute_anti_dependences() unit = nodes.Get_First_Design_Unit(doc._tree) while unit != nodes.Null_Iir: if antideps is not None: self.obsolete_dependent_units(unit, antideps) # FIXME: free unit; it is not referenced. unit = nodes.Get_Chain(unit) libraries.Purge_Design_File(doc._tree) doc._tree = nodes.Null_Iir
def add_to_library(tree): # Detach the chain of units. unit = nodes.Get_First_Design_Unit(tree) nodes.Set_First_Design_Unit(tree, nodes.Null_Iir) # FIXME: free the design file ? tree = nodes.Null_Iir # Analyze unit after unit. while unit != nodes.Null_Iir: # Pop the first unit. next_unit = nodes.Get_Chain(unit) nodes.Set_Chain(unit, nodes.Null_Iir) lib_unit = nodes.Get_Library_Unit(unit) if lib_unit != nodes.Null_Iir and nodes.Get_Identifier( unit) != name_table.Null_Identifier: # Put the unit (only if it has a library unit) in the library. libraries.Add_Design_Unit_Into_Library(unit, False) tree = nodes.Get_Design_File(unit) unit = next_unit return tree
def x_get_all_entities(self): res = [] lib = libraries.Get_Libraries_Chain() while lib != nodes.Null_Iir: files = nodes.Get_Design_File_Chain(lib) ents = [] while files != nodes.Null_Iir: units = nodes.Get_First_Design_Unit(files) while units != nodes.Null_Iir: unitlib = nodes.Get_Library_Unit(units) if nodes.Get_Kind( unitlib) == nodes.Iir_Kind.Entity_Declaration: ents.append(unitlib) units = nodes.Get_Chain(units) files = nodes.Get_Chain(files) ents = [pyutils.name_image(nodes.Get_Identifier(e)) for e in ents] lib_name = pyutils.name_image(nodes.Get_Identifier(lib)) res.extend([{"name": n, "library": lib_name} for n in ents]) lib = nodes.Get_Chain(lib) return res
def find_def(n, loc): "Return the node at location :param loc:, or None if not under :param n:" if n == nodes.Null_Iir: return None k = nodes.Get_Kind(n) if k in [ nodes.Iir_Kind.Simple_Name, nodes.Iir_Kind.Character_Literal, nodes.Iir_Kind.Operator_Symbol, nodes.Iir_Kind.Selected_Name, nodes.Iir_Kind.Attribute_Name, nodes.Iir_Kind.Selected_Element, ]: n_loc = nodes.Get_Location(n) if loc >= n_loc: ident = nodes.Get_Identifier(n) id_len = name_table.Get_Name_Length(ident) if loc < n_loc + id_len: return n if k == nodes.Iir_Kind.Simple_Name: return None elif k == nodes.Iir_Kind.Design_File: return find_def_chain(nodes.Get_First_Design_Unit(n), loc) elif k == nodes.Iir_Kind.Design_Unit: # if loc > elocations.Get_End_Location(unit): # return None res = find_def_chain(nodes.Get_Context_Items(n), loc) if res is not None: return res unit = nodes.Get_Library_Unit(n) return find_def(unit, loc) # This is *much* faster than using node_iter! for f in pyutils.fields_iter(n): typ = nodes_meta.get_field_type(f) if typ == nodes_meta.types.Iir: attr = nodes_meta.get_field_attribute(f) if attr == nodes_meta.Attr.ANone: res = find_def(nodes_meta.Get_Iir(n, f), loc) if res is not None: return res elif attr == nodes_meta.Attr.Chain: res = find_def_chain(nodes_meta.Get_Iir(n, f), loc) if res is not None: return res elif attr == nodes_meta.Attr.Maybe_Ref: if not nodes.Get_Is_Ref(n): res = find_def(nodes_meta.Get_Iir(n, f), loc) if res is not None: return res elif typ == nodes_meta.types.Iir_List: attr = nodes_meta.get_field_attribute(f) if attr == nodes_meta.Attr.ANone: for n1 in pyutils.list_iter(nodes_meta.Get_Iir_List(n, f)): res = find_def(n1, loc) if res is not None: return res elif typ == nodes_meta.types.Iir_Flist: attr = nodes_meta.get_field_attribute(f) if attr == nodes_meta.Attr.ANone: for n1 in pyutils.flist_iter(nodes_meta.Get_Iir_Flist(n, f)): res = find_def(n1, loc) if res is not None: return res return None
def constructs_iter(n) -> Generator[Any, None, None]: """ Iterate library units, concurrent statements and declarations that appear directly within a declarative part. """ if n == nodes.Null_Iir: return k = nodes.Get_Kind(n) if k == nodes.Iir_Kind.Design_File: for n1 in chain_iter(nodes.Get_First_Design_Unit(n)): for n2 in constructs_iter(n1): yield n2 elif k == nodes.Iir_Kind.Design_Unit: n1 = nodes.Get_Library_Unit(n) yield n1 for n2 in constructs_iter(n1): yield n2 elif k in ( nodes.Iir_Kind.Entity_Declaration, nodes.Iir_Kind.Architecture_Body, nodes.Iir_Kind.Block_Statement, nodes.Iir_Kind.Generate_Statement_Body, ): for n1 in chain_iter(nodes.Get_Declaration_Chain(n)): yield n1 for n2 in constructs_iter(n1): yield n2 for n1 in chain_iter(nodes.Get_Concurrent_Statement_Chain(n)): yield n1 for n2 in constructs_iter(n1): yield n2 elif k in ( nodes.Iir_Kind.Configuration_Declaration, nodes.Iir_Kind.Package_Declaration, nodes.Iir_Kind.Package_Body, nodes.Iir_Kind.Function_Body, nodes.Iir_Kind.Procedure_Body, nodes.Iir_Kind.Protected_Type_Declaration, nodes.Iir_Kind.Protected_Type_Body, nodes.Iir_Kind.Process_Statement, nodes.Iir_Kind.Sensitized_Process_Statement, ): for n1 in chain_iter(nodes.Get_Declaration_Chain(n)): yield n1 for n2 in constructs_iter(n1): yield n2 elif k == nodes.Iir_Kind.For_Generate_Statement: n1 = nodes.Get_Generate_Statement_Body(n) yield n1 for n2 in constructs_iter(n1): yield n2 elif k == nodes.Iir_Kind.If_Generate_Statement: while n != nodes.Null_Iir: n1 = nodes.Get_Generate_Statement_Body(n) yield n1 for n2 in constructs_iter(n1): yield n2 n = nodes.Get_Generate_Else_Clause(n) elif k == nodes.Iir_Kind.Case_Generate_Statement: alt = nodes.Get_Case_Statement_Alternative_Chain(n) for n1 in chain_iter(alt): blk = nodes.Get_Associated_Block(n1) if blk != nodes.Null_Iir: n2 = nodes.Get_Generate_Statement_Body(blk) yield n2 for n3 in constructs_iter(n2): yield n3
def translate(self): firstUnit = nodes.Get_First_Design_Unit(self.__ghdlFile) for unit in utils.chain_iter(firstUnit): libraryUnit = nodes.Get_Library_Unit(unit) nodeKind = GetIirKindOfNode(libraryUnit) contextItems = [] contextNames = [] context = nodes.Get_Context_Items(unit) if context is not nodes.Null_Iir: for item in utils.chain_iter(context): itemKind = GetIirKindOfNode(item) if itemKind is nodes.Iir_Kind.Library_Clause: contextNames.append( SimpleName(item, GetNameOfNode(item))) if nodes.Get_Has_Identifier_List(item): continue contextItems.append(LibraryClause(item, contextNames)) contextNames = [] elif itemKind is nodes.Iir_Kind.Use_Clause: contextItems.append(UseClause.parse(item)) elif itemKind is nodes.Iir_Kind.Context_Reference: contextItems.append(ContextReference.parse(item)) else: pos = Position.parse(item) raise DOMException( "Unknown context item kind '{kind}' in context at line {line}." .format(kind=itemKind.name, line=pos.Line)) if nodeKind == nodes.Iir_Kind.Entity_Declaration: entity = Entity.parse(libraryUnit, contextItems) self.Entities.append(entity) elif nodeKind == nodes.Iir_Kind.Architecture_Body: architecture = Architecture.parse(libraryUnit, contextItems) self.Architectures.append(architecture) elif nodeKind == nodes.Iir_Kind.Package_Declaration: package = Package.parse(libraryUnit, contextItems) self.Packages.append(package) elif nodeKind == nodes.Iir_Kind.Package_Body: packageBody = PackageBody.parse(libraryUnit, contextItems) self.PackageBodies.append(packageBody) elif nodeKind == nodes.Iir_Kind.Package_Instantiation_Declaration: package = PackageInstantiation.parse(libraryUnit) self.Packages.append(package) elif nodeKind == nodes.Iir_Kind.Context_Declaration: context = Context.parse(libraryUnit) self.Contexts.append(context) elif nodeKind == nodes.Iir_Kind.Configuration_Declaration: configuration = Configuration.parse(libraryUnit, contextItems) self.Configurations.append(configuration) elif nodeKind == nodes.Iir_Kind.Vunit_Declaration: vunit = VerificationUnit.parse(libraryUnit) self.VerificationUnits.append(vunit) elif nodeKind == nodes.Iir_Kind.Vprop_Declaration: vprop = VerificationProperty.parse(libraryUnit) self.VerificationProperties.append(vprop) elif nodeKind == nodes.Iir_Kind.Vmode_Declaration: vmod = VerificationMode.parse(libraryUnit) self.VerificationModes.append(vmod) else: raise DOMException("Unknown design unit kind '{kind}'.".format( kind=nodeKind.name))