diff options
Diffstat (limited to 'clang/lib/AST/DeclObjC.cpp')
| -rw-r--r-- | clang/lib/AST/DeclObjC.cpp | 589 |
1 files changed, 0 insertions, 589 deletions
diff --git a/clang/lib/AST/DeclObjC.cpp b/clang/lib/AST/DeclObjC.cpp deleted file mode 100644 index cda73d2..0000000 --- a/clang/lib/AST/DeclObjC.cpp +++ /dev/null @@ -1,589 +0,0 @@ -//===--- DeclObjC.cpp - ObjC Declaration AST Node Implementation ----------===// -// -// The LLVM Compiler Infrastructure -// -// This file is distributed under the University of Illinois Open Source -// License. See LICENSE.TXT for details. -// -//===----------------------------------------------------------------------===// -// -// This file implements the Objective-C related Decl classes. -// -//===----------------------------------------------------------------------===// - -#include "clang/AST/DeclObjC.h" -#include "clang/AST/ASTContext.h" -using namespace clang; - -//===----------------------------------------------------------------------===// -// ObjC Decl Allocation/Deallocation Method Implementations -//===----------------------------------------------------------------------===// - -ObjCMethodDecl *ObjCMethodDecl::Create(ASTContext &C, - SourceLocation beginLoc, - SourceLocation endLoc, - Selector SelInfo, QualType T, - Decl *contextDecl, - AttributeList *M, bool isInstance, - bool isVariadic, - bool isSynthesized, - ImplementationControl impControl) { - void *Mem = C.getAllocator().Allocate<ObjCMethodDecl>(); - return new (Mem) ObjCMethodDecl(beginLoc, endLoc, - SelInfo, T, contextDecl, - M, isInstance, - isVariadic, isSynthesized, impControl); -} - -ObjCInterfaceDecl *ObjCInterfaceDecl::Create(ASTContext &C, - SourceLocation atLoc, - unsigned numRefProtos, - IdentifierInfo *Id, - SourceLocation ClassLoc, - bool ForwardDecl, bool isInternal){ - void *Mem = C.getAllocator().Allocate<ObjCInterfaceDecl>(); - return new (Mem) ObjCInterfaceDecl(atLoc, numRefProtos, - Id, ClassLoc, ForwardDecl, - isInternal); -} - -ObjCIvarDecl *ObjCIvarDecl::Create(ASTContext &C, SourceLocation L, - IdentifierInfo *Id, QualType T) { - void *Mem = C.getAllocator().Allocate<ObjCIvarDecl>(); - return new (Mem) ObjCIvarDecl(L, Id, T); -} - -ObjCProtocolDecl *ObjCProtocolDecl::Create(ASTContext &C, - SourceLocation L, - unsigned numRefProtos, - IdentifierInfo *Id) { - void *Mem = C.getAllocator().Allocate<ObjCProtocolDecl>(); - return new (Mem) ObjCProtocolDecl(L, numRefProtos, Id); -} - -ObjCClassDecl *ObjCClassDecl::Create(ASTContext &C, - SourceLocation L, - ObjCInterfaceDecl **Elts, unsigned nElts) { - void *Mem = C.getAllocator().Allocate<ObjCClassDecl>(); - return new (Mem) ObjCClassDecl(L, Elts, nElts); -} - -ObjCForwardProtocolDecl * -ObjCForwardProtocolDecl::Create(ASTContext &C, - SourceLocation L, - ObjCProtocolDecl **Elts, unsigned NumElts) { - void *Mem = C.getAllocator().Allocate<ObjCForwardProtocolDecl>(); - return new (Mem) ObjCForwardProtocolDecl(L, Elts, NumElts); -} - -ObjCCategoryDecl *ObjCCategoryDecl::Create(ASTContext &C, - SourceLocation L, - IdentifierInfo *Id) { - void *Mem = C.getAllocator().Allocate<ObjCCategoryDecl>(); - return new (Mem) ObjCCategoryDecl(L, Id); -} - -ObjCCategoryImplDecl * -ObjCCategoryImplDecl::Create(ASTContext &C, - SourceLocation L,IdentifierInfo *Id, - ObjCInterfaceDecl *ClassInterface) { - void *Mem = C.getAllocator().Allocate<ObjCCategoryImplDecl>(); - return new (Mem) ObjCCategoryImplDecl(L, Id, ClassInterface); -} - -ObjCImplementationDecl * -ObjCImplementationDecl::Create(ASTContext &C, - SourceLocation L, - IdentifierInfo *Id, - ObjCInterfaceDecl *ClassInterface, - ObjCInterfaceDecl *SuperDecl) { - void *Mem = C.getAllocator().Allocate<ObjCImplementationDecl>(); - return new (Mem) ObjCImplementationDecl(L, Id, ClassInterface, SuperDecl); -} - -ObjCCompatibleAliasDecl * -ObjCCompatibleAliasDecl::Create(ASTContext &C, - SourceLocation L, - IdentifierInfo *Id, - ObjCInterfaceDecl* AliasedClass) { - void *Mem = C.getAllocator().Allocate<ObjCCompatibleAliasDecl>(); - return new (Mem) ObjCCompatibleAliasDecl(L, Id, AliasedClass); -} - -ObjCPropertyDecl *ObjCPropertyDecl::Create(ASTContext &C, - SourceLocation L, - IdentifierInfo *Id, - QualType T, - PropertyControl propControl) { - void *Mem = C.getAllocator().Allocate<ObjCPropertyDecl>(); - return new (Mem) ObjCPropertyDecl(L, Id, T); -} - -//===----------------------------------------------------------------------===// -// Objective-C Decl Implementation -//===----------------------------------------------------------------------===// - -void ObjCMethodDecl::setMethodParams(ParmVarDecl **NewParamInfo, - unsigned NumParams) { - assert(ParamInfo == 0 && "Already has param info!"); - - // Zero params -> null pointer. - if (NumParams) { - ParamInfo = new ParmVarDecl*[NumParams]; - memcpy(ParamInfo, NewParamInfo, sizeof(ParmVarDecl*)*NumParams); - NumMethodParams = NumParams; - } -} - -ObjCMethodDecl::~ObjCMethodDecl() { - delete[] ParamInfo; -} - -/// FindPropertyDeclaration - Finds declaration of the property given its name -/// in 'PropertyId' and returns it. It returns 0, if not found. -/// -ObjCPropertyDecl * - ObjCInterfaceDecl::FindPropertyDeclaration(IdentifierInfo *PropertyId) const { - for (ObjCInterfaceDecl::classprop_iterator I = classprop_begin(), - E = classprop_end(); I != E; ++I) { - ObjCPropertyDecl *property = *I; - if (property->getIdentifier() == PropertyId) - return property; - } - if (getSuperClass()) - return getSuperClass()->FindPropertyDeclaration(PropertyId); - return 0; -} - -/// FindCategoryDeclaration - Finds category declaration in the list of -/// categories for this class and returns it. Name of the category is passed -/// in 'CategoryId'. If category not found, return 0; -/// -ObjCCategoryDecl * - ObjCInterfaceDecl::FindCategoryDeclaration(IdentifierInfo *CategoryId) const { - for (ObjCCategoryDecl *Category = getCategoryList(); - Category; Category = Category->getNextClassCategory()) - if (Category->getIdentifier() == CategoryId) - return Category; - return 0; -} - -/// FindIvarDeclaration - Find an Ivar declaration in this class given its -/// name in 'IvarId'. On failure to find, return 0; -/// -ObjCIvarDecl * - ObjCInterfaceDecl::FindIvarDeclaration(IdentifierInfo *IvarId) const { - for (ObjCInterfaceDecl::ivar_iterator IVI = ivar_begin(), - IVE = ivar_end(); IVI != IVE; ++IVI) { - ObjCIvarDecl* Ivar = (*IVI); - if (Ivar->getIdentifier() == IvarId) - return Ivar; - } - if (getSuperClass()) - return getSuperClass()->FindIvarDeclaration(IvarId); - return 0; -} - -/// ObjCAddInstanceVariablesToClass - Inserts instance variables -/// into ObjCInterfaceDecl's fields. -/// -void ObjCInterfaceDecl::addInstanceVariablesToClass(ObjCIvarDecl **ivars, - unsigned numIvars, - SourceLocation RBrac) { - NumIvars = numIvars; - if (numIvars) { - Ivars = new ObjCIvarDecl*[numIvars]; - memcpy(Ivars, ivars, numIvars*sizeof(ObjCIvarDecl*)); - } - setLocEnd(RBrac); -} - -/// ObjCAddInstanceVariablesToClassImpl - Checks for correctness of Instance -/// Variables (Ivars) relative to what declared in @implementation;s class. -/// Ivars into ObjCImplementationDecl's fields. -/// -void ObjCImplementationDecl::ObjCAddInstanceVariablesToClassImpl( - ObjCIvarDecl **ivars, unsigned numIvars) { - NumIvars = numIvars; - if (numIvars) { - Ivars = new ObjCIvarDecl*[numIvars]; - memcpy(Ivars, ivars, numIvars*sizeof(ObjCIvarDecl*)); - } -} - -/// addMethods - Insert instance and methods declarations into -/// ObjCInterfaceDecl's InsMethods and ClsMethods fields. -/// -void ObjCInterfaceDecl::addMethods(ObjCMethodDecl **insMethods, - unsigned numInsMembers, - ObjCMethodDecl **clsMethods, - unsigned numClsMembers, - SourceLocation endLoc) { - NumInstanceMethods = numInsMembers; - if (numInsMembers) { - InstanceMethods = new ObjCMethodDecl*[numInsMembers]; - memcpy(InstanceMethods, insMethods, numInsMembers*sizeof(ObjCMethodDecl*)); - } - NumClassMethods = numClsMembers; - if (numClsMembers) { - ClassMethods = new ObjCMethodDecl*[numClsMembers]; - memcpy(ClassMethods, clsMethods, numClsMembers*sizeof(ObjCMethodDecl*)); - } - AtEndLoc = endLoc; -} - -/// addProperties - Insert property declaration AST nodes into -/// ObjCInterfaceDecl's PropertyDecl field. -/// -void ObjCInterfaceDecl::addProperties(ObjCPropertyDecl **Properties, - unsigned NumProperties) { - if (NumProperties == 0) return; - - NumPropertyDecl = NumProperties; - PropertyDecl = new ObjCPropertyDecl*[NumProperties]; - memcpy(PropertyDecl, Properties, NumProperties*sizeof(ObjCPropertyDecl*)); -} - -/// mergeProperties - Adds properties to the end of list of current properties -/// for this class. - -void ObjCInterfaceDecl::mergeProperties(ObjCPropertyDecl **Properties, - unsigned NumNewProperties) { - if (NumNewProperties == 0) return; - - if (PropertyDecl) { - ObjCPropertyDecl **newPropertyDecl = - new ObjCPropertyDecl*[NumNewProperties + NumPropertyDecl]; - ObjCPropertyDecl **buf = newPropertyDecl; - // put back original properties in buffer. - memcpy(buf, PropertyDecl, NumPropertyDecl*sizeof(ObjCPropertyDecl*)); - // Add new properties to this buffer. - memcpy(buf+NumPropertyDecl, Properties, - NumNewProperties*sizeof(ObjCPropertyDecl*)); - free(PropertyDecl); - PropertyDecl = newPropertyDecl; - NumPropertyDecl += NumNewProperties; - } - else { - PropertyDecl = new ObjCPropertyDecl*[NumNewProperties]; - memcpy(PropertyDecl, Properties, NumNewProperties*sizeof(ObjCPropertyDecl*)); - NumPropertyDecl = NumNewProperties; - } -} - -/// addPropertyMethods - Goes through list of properties declared in this class -/// and builds setter/getter method declartions depending on the setter/getter -/// attributes of the property. -/// -void ObjCInterfaceDecl::addPropertyMethods( - ASTContext &Context, - ObjCPropertyDecl *property, - llvm::SmallVector<ObjCMethodDecl*, 32> &insMethods) { - // Find the default getter and if one not found, add one. - ObjCMethodDecl *GetterDecl = getInstanceMethod(property->getGetterName()); - if (GetterDecl) { - // An instance method with same name as property getter name found. - property->setGetterMethodDecl(GetterDecl); - } - else { - // No instance method of same name as property getter name was found. - // Declare a getter method and add it to the list of methods - // for this class. - QualType resultDeclType = property->getType(); - ObjCMethodDecl* ObjCMethod = - ObjCMethodDecl::Create(Context, property->getLocation(), - property->getLocation(), - property->getGetterName(), resultDeclType, - this, 0, - true, false, true, ObjCMethodDecl::Required); - property->setGetterMethodDecl(ObjCMethod); - insMethods.push_back(ObjCMethod); - } -} - -/// addProperties - Insert property declaration AST nodes into -/// ObjCProtocolDecl's PropertyDecl field. -/// -void ObjCProtocolDecl::addProperties(ObjCPropertyDecl **Properties, - unsigned NumProperties) { - if (NumProperties == 0) return; - - NumPropertyDecl = NumProperties; - PropertyDecl = new ObjCPropertyDecl*[NumProperties]; - memcpy(PropertyDecl, Properties, NumProperties*sizeof(ObjCPropertyDecl*)); -} - -/// addProperties - Insert property declaration AST nodes into -/// ObjCCategoryDecl's PropertyDecl field. -/// -void ObjCCategoryDecl::addProperties(ObjCPropertyDecl **Properties, - unsigned NumProperties) { - if (NumProperties == 0) return; - - NumPropertyDecl = NumProperties; - PropertyDecl = new ObjCPropertyDecl*[NumProperties]; - memcpy(PropertyDecl, Properties, NumProperties*sizeof(ObjCPropertyDecl*)); -} - -/// addMethods - Insert instance and methods declarations into -/// ObjCProtocolDecl's ProtoInsMethods and ProtoClsMethods fields. -/// -void ObjCProtocolDecl::addMethods(ObjCMethodDecl **insMethods, - unsigned numInsMembers, - ObjCMethodDecl **clsMethods, - unsigned numClsMembers, - SourceLocation endLoc) { - NumInstanceMethods = numInsMembers; - if (numInsMembers) { - InstanceMethods = new ObjCMethodDecl*[numInsMembers]; - memcpy(InstanceMethods, insMethods, numInsMembers*sizeof(ObjCMethodDecl*)); - } - NumClassMethods = numClsMembers; - if (numClsMembers) { - ClassMethods = new ObjCMethodDecl*[numClsMembers]; - memcpy(ClassMethods, clsMethods, numClsMembers*sizeof(ObjCMethodDecl*)); - } - AtEndLoc = endLoc; -} - -void ObjCCategoryDecl::setReferencedProtocolList(ObjCProtocolDecl **List, - unsigned NumRPs) { - assert(NumReferencedProtocols == 0 && "Protocol list already set"); - if (NumRPs == 0) return; - - ReferencedProtocols = new ObjCProtocolDecl*[NumRPs]; - memcpy(ReferencedProtocols, List, NumRPs*sizeof(ObjCProtocolDecl*)); - NumReferencedProtocols = NumRPs; -} - - -/// addMethods - Insert instance and methods declarations into -/// ObjCCategoryDecl's CatInsMethods and CatClsMethods fields. -/// -void ObjCCategoryDecl::addMethods(ObjCMethodDecl **insMethods, - unsigned numInsMembers, - ObjCMethodDecl **clsMethods, - unsigned numClsMembers, - SourceLocation endLoc) { - NumInstanceMethods = numInsMembers; - if (numInsMembers) { - InstanceMethods = new ObjCMethodDecl*[numInsMembers]; - memcpy(InstanceMethods, insMethods, numInsMembers*sizeof(ObjCMethodDecl*)); - } - NumClassMethods = numClsMembers; - if (numClsMembers) { - ClassMethods = new ObjCMethodDecl*[numClsMembers]; - memcpy(ClassMethods, clsMethods, numClsMembers*sizeof(ObjCMethodDecl*)); - } - AtEndLoc = endLoc; -} - -/// FindPropertyDeclaration - Finds declaration of the property given its name -/// in 'PropertyId' and returns it. It returns 0, if not found. -/// -ObjCPropertyDecl * -ObjCCategoryDecl::FindPropertyDeclaration(IdentifierInfo *PropertyId) const { - for (ObjCCategoryDecl::classprop_iterator I = classprop_begin(), - E = classprop_end(); I != E; ++I) { - ObjCPropertyDecl *property = *I; - if (property->getIdentifier() == PropertyId) - return property; - } - return 0; -} - -ObjCIvarDecl *ObjCInterfaceDecl::lookupInstanceVariable( - IdentifierInfo *ID, ObjCInterfaceDecl *&clsDeclared) { - ObjCInterfaceDecl* ClassDecl = this; - while (ClassDecl != NULL) { - for (ivar_iterator I = ClassDecl->ivar_begin(), E = ClassDecl->ivar_end(); - I != E; ++I) { - if ((*I)->getIdentifier() == ID) { - clsDeclared = ClassDecl; - return *I; - } - } - ClassDecl = ClassDecl->getSuperClass(); - } - return NULL; -} - -/// lookupInstanceMethod - This method returns an instance method by looking in -/// the class, its categories, and its super classes (using a linear search). -ObjCMethodDecl *ObjCInterfaceDecl::lookupInstanceMethod(Selector Sel) { - ObjCInterfaceDecl* ClassDecl = this; - ObjCMethodDecl *MethodDecl = 0; - - while (ClassDecl != NULL) { - if ((MethodDecl = ClassDecl->getInstanceMethod(Sel))) - return MethodDecl; - - // Didn't find one yet - look through protocols. - ObjCProtocolDecl **protocols = ClassDecl->getReferencedProtocols(); - int numProtocols = ClassDecl->getNumIntfRefProtocols(); - for (int pIdx = 0; pIdx < numProtocols; pIdx++) { - if ((MethodDecl = protocols[pIdx]->getInstanceMethod(Sel))) - return MethodDecl; - } - // Didn't find one yet - now look through categories. - ObjCCategoryDecl *CatDecl = ClassDecl->getCategoryList(); - while (CatDecl) { - if ((MethodDecl = CatDecl->getInstanceMethod(Sel))) - return MethodDecl; - CatDecl = CatDecl->getNextClassCategory(); - } - ClassDecl = ClassDecl->getSuperClass(); - } - return NULL; -} - -// lookupClassMethod - This method returns a class method by looking in the -// class, its categories, and its super classes (using a linear search). -ObjCMethodDecl *ObjCInterfaceDecl::lookupClassMethod(Selector Sel) { - ObjCInterfaceDecl* ClassDecl = this; - ObjCMethodDecl *MethodDecl = 0; - - while (ClassDecl != NULL) { - if ((MethodDecl = ClassDecl->getClassMethod(Sel))) - return MethodDecl; - - // Didn't find one yet - look through protocols. - ObjCProtocolDecl **protocols = ClassDecl->getReferencedProtocols(); - int numProtocols = ClassDecl->getNumIntfRefProtocols(); - for (int pIdx = 0; pIdx < numProtocols; pIdx++) { - if ((MethodDecl = protocols[pIdx]->getClassMethod(Sel))) - return MethodDecl; - } - // Didn't find one yet - now look through categories. - ObjCCategoryDecl *CatDecl = ClassDecl->getCategoryList(); - while (CatDecl) { - if ((MethodDecl = CatDecl->getClassMethod(Sel))) - return MethodDecl; - CatDecl = CatDecl->getNextClassCategory(); - } - ClassDecl = ClassDecl->getSuperClass(); - } - return NULL; -} - -/// lookupInstanceMethod - This method returns an instance method by looking in -/// the class implementation. Unlike interfaces, we don't look outside the -/// implementation. -ObjCMethodDecl *ObjCImplementationDecl::getInstanceMethod(Selector Sel) { - for (instmeth_iterator I = instmeth_begin(), E = instmeth_end(); I != E; ++I) - if ((*I)->getSelector() == Sel) - return *I; - return NULL; -} - -/// lookupClassMethod - This method returns a class method by looking in -/// the class implementation. Unlike interfaces, we don't look outside the -/// implementation. -ObjCMethodDecl *ObjCImplementationDecl::getClassMethod(Selector Sel) { - for (classmeth_iterator I = classmeth_begin(), E = classmeth_end(); - I != E; ++I) - if ((*I)->getSelector() == Sel) - return *I; - return NULL; -} - -// lookupInstanceMethod - This method returns an instance method by looking in -// the class implementation. Unlike interfaces, we don't look outside the -// implementation. -ObjCMethodDecl *ObjCCategoryImplDecl::getInstanceMethod(Selector Sel) { - for (instmeth_iterator I = instmeth_begin(), E = instmeth_end(); I != E; ++I) - if ((*I)->getSelector() == Sel) - return *I; - return NULL; -} - -// lookupClassMethod - This method returns an instance method by looking in -// the class implementation. Unlike interfaces, we don't look outside the -// implementation. -ObjCMethodDecl *ObjCCategoryImplDecl::getClassMethod(Selector Sel) { - for (classmeth_iterator I = classmeth_begin(), E = classmeth_end(); - I != E; ++I) - if ((*I)->getSelector() == Sel) - return *I; - return NULL; -} - -// lookupInstanceMethod - Lookup a instance method in the protocol and protocols -// it inherited. -ObjCMethodDecl *ObjCProtocolDecl::lookupInstanceMethod(Selector Sel) { - ObjCMethodDecl *MethodDecl = NULL; - - if ((MethodDecl = getInstanceMethod(Sel))) - return MethodDecl; - - if (getNumReferencedProtocols() > 0) { - ObjCProtocolDecl **RefPDecl = getReferencedProtocols(); - - for (unsigned i = 0; i < getNumReferencedProtocols(); i++) { - if ((MethodDecl = RefPDecl[i]->getInstanceMethod(Sel))) - return MethodDecl; - } - } - return NULL; -} - -// lookupInstanceMethod - Lookup a class method in the protocol and protocols -// it inherited. -ObjCMethodDecl *ObjCProtocolDecl::lookupClassMethod(Selector Sel) { - ObjCMethodDecl *MethodDecl = NULL; - - if ((MethodDecl = getClassMethod(Sel))) - return MethodDecl; - - if (getNumReferencedProtocols() > 0) { - ObjCProtocolDecl **RefPDecl = getReferencedProtocols(); - - for(unsigned i = 0; i < getNumReferencedProtocols(); i++) { - if ((MethodDecl = RefPDecl[i]->getClassMethod(Sel))) - return MethodDecl; - } - } - return NULL; -} - -/// getSynthesizedMethodSize - Compute size of synthesized method name -/// as done be the rewrite. -/// -unsigned ObjCMethodDecl::getSynthesizedMethodSize() const { - // syntesized method name is a concatenation of -/+[class-name selector] - // Get length of this name. - unsigned length = 3; // _I_ or _C_ - length += strlen(getClassInterface()->getName()) +1; // extra for _ - NamedDecl *MethodContext = getMethodContext(); - if (ObjCCategoryImplDecl *CID = - dyn_cast<ObjCCategoryImplDecl>(MethodContext)) - length += strlen(CID->getName()) +1; - length += getSelector().getName().size(); // selector name - return length; -} - -ObjCInterfaceDecl *ObjCMethodDecl::getClassInterface() { - if (ObjCInterfaceDecl *ID = dyn_cast<ObjCInterfaceDecl>(MethodContext)) - return ID; - if (ObjCCategoryDecl *CD = dyn_cast<ObjCCategoryDecl>(MethodContext)) - return CD->getClassInterface(); - if (ObjCImplementationDecl *IMD = - dyn_cast<ObjCImplementationDecl>(MethodContext)) - return IMD->getClassInterface(); - if (ObjCCategoryImplDecl *CID = dyn_cast<ObjCCategoryImplDecl>(MethodContext)) - return CID->getClassInterface(); - assert(false && "unknown method context"); - return 0; -} - -ObjCPropertyImplDecl *ObjCPropertyImplDecl::Create(ASTContext &C, - SourceLocation atLoc, - SourceLocation L, - ObjCPropertyDecl *property, - PropertyImplKind kind, - ObjCIvarDecl *ivar) { - void *Mem = C.getAllocator().Allocate<ObjCPropertyImplDecl>(); - return new (Mem) ObjCPropertyImplDecl(atLoc, L, property, kind, ivar); -} - - |