DeclObjC.cpp revision 74b2756bc1f1f5f7c189996fe7e4cd3efef70263
11e03a561f4bd96910cb31a8af53a6ad321a12b51Chris Lattner//===--- DeclObjC.cpp - ObjC Declaration AST Node Implementation ----------===// 21e03a561f4bd96910cb31a8af53a6ad321a12b51Chris Lattner// 31e03a561f4bd96910cb31a8af53a6ad321a12b51Chris Lattner// The LLVM Compiler Infrastructure 41e03a561f4bd96910cb31a8af53a6ad321a12b51Chris Lattner// 51e03a561f4bd96910cb31a8af53a6ad321a12b51Chris Lattner// This file is distributed under the University of Illinois Open Source 61e03a561f4bd96910cb31a8af53a6ad321a12b51Chris Lattner// License. See LICENSE.TXT for details. 71e03a561f4bd96910cb31a8af53a6ad321a12b51Chris Lattner// 81e03a561f4bd96910cb31a8af53a6ad321a12b51Chris Lattner//===----------------------------------------------------------------------===// 91e03a561f4bd96910cb31a8af53a6ad321a12b51Chris Lattner// 101e03a561f4bd96910cb31a8af53a6ad321a12b51Chris Lattner// This file implements the Objective-C related Decl classes. 111e03a561f4bd96910cb31a8af53a6ad321a12b51Chris Lattner// 121e03a561f4bd96910cb31a8af53a6ad321a12b51Chris Lattner//===----------------------------------------------------------------------===// 131e03a561f4bd96910cb31a8af53a6ad321a12b51Chris Lattner 141e03a561f4bd96910cb31a8af53a6ad321a12b51Chris Lattner#include "clang/AST/DeclObjC.h" 151e03a561f4bd96910cb31a8af53a6ad321a12b51Chris Lattner#include "clang/AST/ASTContext.h" 16e91593ef084479340582b2ba177b44be50a717b7Daniel Dunbar#include "clang/AST/Stmt.h" 170de21fd85d79bccd32f04256f5b3328ab5ed7c95Steve Naroff#include "llvm/ADT/STLExtras.h" 181e03a561f4bd96910cb31a8af53a6ad321a12b51Chris Lattnerusing namespace clang; 191e03a561f4bd96910cb31a8af53a6ad321a12b51Chris Lattner 206c4ae5de0c356777446f823b573821fb95560d91Chris Lattner//===----------------------------------------------------------------------===// 2111e1e1af2641affb378080a4f3d1a30da1cad082Chris Lattner// ObjCListBase 2211e1e1af2641affb378080a4f3d1a30da1cad082Chris Lattner//===----------------------------------------------------------------------===// 2311e1e1af2641affb378080a4f3d1a30da1cad082Chris Lattner 2438af2deb27cdfa1a95bde96e30dab15dce53fcefChris Lattnervoid ObjCListBase::set(void *const* InList, unsigned Elts, ASTContext &Ctx) { 25ff331c15729f7d4439d253c97f4d60f2a7ffd0c6Douglas Gregor List = 0; 2611e1e1af2641affb378080a4f3d1a30da1cad082Chris Lattner if (Elts == 0) return; // Setting to an empty list is a noop. 271eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 281eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 294ee413ba81c8030c195a9166847928054ed01ca4Chris Lattner List = new (Ctx) void*[Elts]; 3011e1e1af2641affb378080a4f3d1a30da1cad082Chris Lattner NumElts = Elts; 3111e1e1af2641affb378080a4f3d1a30da1cad082Chris Lattner memcpy(List, InList, sizeof(void*)*Elts); 3211e1e1af2641affb378080a4f3d1a30da1cad082Chris Lattner} 3311e1e1af2641affb378080a4f3d1a30da1cad082Chris Lattner 3418df52bbb5d28ca082064d31ae7558dbdae52377Douglas Gregorvoid ObjCProtocolList::set(ObjCProtocolDecl* const* InList, unsigned Elts, 3518df52bbb5d28ca082064d31ae7558dbdae52377Douglas Gregor const SourceLocation *Locs, ASTContext &Ctx) { 3618df52bbb5d28ca082064d31ae7558dbdae52377Douglas Gregor if (Elts == 0) 3718df52bbb5d28ca082064d31ae7558dbdae52377Douglas Gregor return; 3818df52bbb5d28ca082064d31ae7558dbdae52377Douglas Gregor 3918df52bbb5d28ca082064d31ae7558dbdae52377Douglas Gregor Locations = new (Ctx) SourceLocation[Elts]; 4018df52bbb5d28ca082064d31ae7558dbdae52377Douglas Gregor memcpy(Locations, Locs, sizeof(SourceLocation) * Elts); 4118df52bbb5d28ca082064d31ae7558dbdae52377Douglas Gregor set(InList, Elts, Ctx); 4218df52bbb5d28ca082064d31ae7558dbdae52377Douglas Gregor} 4318df52bbb5d28ca082064d31ae7558dbdae52377Douglas Gregor 4411e1e1af2641affb378080a4f3d1a30da1cad082Chris Lattner//===----------------------------------------------------------------------===// 45ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner// ObjCInterfaceDecl 46ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner//===----------------------------------------------------------------------===// 47ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner 48496b5a894c5ec5425de53909f5aac3fb4771a2ecFariborz Jahanian/// getIvarDecl - This method looks up an ivar in this ContextDecl. 49496b5a894c5ec5425de53909f5aac3fb4771a2ecFariborz Jahanian/// 50496b5a894c5ec5425de53909f5aac3fb4771a2ecFariborz JahanianObjCIvarDecl * 5117945a0f64fe03ff6ec0c2146005a87636e3ac12Argyrios KyrtzidisObjCContainerDecl::getIvarDecl(IdentifierInfo *Id) const { 52496b5a894c5ec5425de53909f5aac3fb4771a2ecFariborz Jahanian lookup_const_iterator Ivar, IvarEnd; 5317945a0f64fe03ff6ec0c2146005a87636e3ac12Argyrios Kyrtzidis for (llvm::tie(Ivar, IvarEnd) = lookup(Id); Ivar != IvarEnd; ++Ivar) { 54496b5a894c5ec5425de53909f5aac3fb4771a2ecFariborz Jahanian if (ObjCIvarDecl *ivar = dyn_cast<ObjCIvarDecl>(*Ivar)) 55496b5a894c5ec5425de53909f5aac3fb4771a2ecFariborz Jahanian return ivar; 56496b5a894c5ec5425de53909f5aac3fb4771a2ecFariborz Jahanian } 57496b5a894c5ec5425de53909f5aac3fb4771a2ecFariborz Jahanian return 0; 58496b5a894c5ec5425de53909f5aac3fb4771a2ecFariborz Jahanian} 59496b5a894c5ec5425de53909f5aac3fb4771a2ecFariborz Jahanian 60467c0b165072689ef87fe8d9cd47a5b63485bcdcArgyrios Kyrtzidis// Get the local instance/class method declared in this interface. 616ab3524f72a6e64aa04973fa9433b5559abb3525Douglas GregorObjCMethodDecl * 62467c0b165072689ef87fe8d9cd47a5b63485bcdcArgyrios KyrtzidisObjCContainerDecl::getMethod(Selector Sel, bool isInstance) const { 630de21fd85d79bccd32f04256f5b3328ab5ed7c95Steve Naroff // Since instance & class methods can have the same name, the loop below 640de21fd85d79bccd32f04256f5b3328ab5ed7c95Steve Naroff // ensures we get the correct method. 650de21fd85d79bccd32f04256f5b3328ab5ed7c95Steve Naroff // 660de21fd85d79bccd32f04256f5b3328ab5ed7c95Steve Naroff // @interface Whatever 670de21fd85d79bccd32f04256f5b3328ab5ed7c95Steve Naroff // - (int) class_method; 680de21fd85d79bccd32f04256f5b3328ab5ed7c95Steve Naroff // + (float) class_method; 690de21fd85d79bccd32f04256f5b3328ab5ed7c95Steve Naroff // @end 700de21fd85d79bccd32f04256f5b3328ab5ed7c95Steve Naroff // 710de21fd85d79bccd32f04256f5b3328ab5ed7c95Steve Naroff lookup_const_iterator Meth, MethEnd; 7217945a0f64fe03ff6ec0c2146005a87636e3ac12Argyrios Kyrtzidis for (llvm::tie(Meth, MethEnd) = lookup(Sel); Meth != MethEnd; ++Meth) { 730de21fd85d79bccd32f04256f5b3328ab5ed7c95Steve Naroff ObjCMethodDecl *MD = dyn_cast<ObjCMethodDecl>(*Meth); 74467c0b165072689ef87fe8d9cd47a5b63485bcdcArgyrios Kyrtzidis if (MD && MD->isInstanceMethod() == isInstance) 750de21fd85d79bccd32f04256f5b3328ab5ed7c95Steve Naroff return MD; 760de21fd85d79bccd32f04256f5b3328ab5ed7c95Steve Naroff } 77ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner return 0; 78ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner} 79ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner 809f550ff05d496e6b9480e5619a21d9da0c9e27c1Ted KremenekObjCPropertyDecl * 81de09d0c9694f01a99870a8825266d44a29ebb325Ted KremenekObjCPropertyDecl::findPropertyDecl(const DeclContext *DC, 829f550ff05d496e6b9480e5619a21d9da0c9e27c1Ted Kremenek IdentifierInfo *propertyID) { 839f550ff05d496e6b9480e5619a21d9da0c9e27c1Ted Kremenek 84de09d0c9694f01a99870a8825266d44a29ebb325Ted Kremenek DeclContext::lookup_const_iterator I, E; 859f550ff05d496e6b9480e5619a21d9da0c9e27c1Ted Kremenek llvm::tie(I, E) = DC->lookup(propertyID); 869f550ff05d496e6b9480e5619a21d9da0c9e27c1Ted Kremenek for ( ; I != E; ++I) 879f550ff05d496e6b9480e5619a21d9da0c9e27c1Ted Kremenek if (ObjCPropertyDecl *PD = dyn_cast<ObjCPropertyDecl>(*I)) 889f550ff05d496e6b9480e5619a21d9da0c9e27c1Ted Kremenek return PD; 899f550ff05d496e6b9480e5619a21d9da0c9e27c1Ted Kremenek 909f550ff05d496e6b9480e5619a21d9da0c9e27c1Ted Kremenek return 0; 919f550ff05d496e6b9480e5619a21d9da0c9e27c1Ted Kremenek} 929f550ff05d496e6b9480e5619a21d9da0c9e27c1Ted Kremenek 93ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner/// FindPropertyDeclaration - Finds declaration of the property given its name 94ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner/// in 'PropertyId' and returns it. It returns 0, if not found. 95ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris LattnerObjCPropertyDecl * 9617945a0f64fe03ff6ec0c2146005a87636e3ac12Argyrios KyrtzidisObjCContainerDecl::FindPropertyDeclaration(IdentifierInfo *PropertyId) const { 971eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 98de09d0c9694f01a99870a8825266d44a29ebb325Ted Kremenek if (ObjCPropertyDecl *PD = 99de09d0c9694f01a99870a8825266d44a29ebb325Ted Kremenek ObjCPropertyDecl::findPropertyDecl(cast<DeclContext>(this), PropertyId)) 100de09d0c9694f01a99870a8825266d44a29ebb325Ted Kremenek return PD; 101de09d0c9694f01a99870a8825266d44a29ebb325Ted Kremenek 102de09d0c9694f01a99870a8825266d44a29ebb325Ted Kremenek switch (getKind()) { 103de09d0c9694f01a99870a8825266d44a29ebb325Ted Kremenek default: 104de09d0c9694f01a99870a8825266d44a29ebb325Ted Kremenek break; 105de09d0c9694f01a99870a8825266d44a29ebb325Ted Kremenek case Decl::ObjCProtocol: { 106de09d0c9694f01a99870a8825266d44a29ebb325Ted Kremenek const ObjCProtocolDecl *PID = cast<ObjCProtocolDecl>(this); 107de09d0c9694f01a99870a8825266d44a29ebb325Ted Kremenek for (ObjCProtocolDecl::protocol_iterator I = PID->protocol_begin(), 108de09d0c9694f01a99870a8825266d44a29ebb325Ted Kremenek E = PID->protocol_end(); I != E; ++I) 109de09d0c9694f01a99870a8825266d44a29ebb325Ted Kremenek if (ObjCPropertyDecl *P = (*I)->FindPropertyDeclaration(PropertyId)) 11025760611365be23556b32332f8a66ae21ea93ecfFariborz Jahanian return P; 111de09d0c9694f01a99870a8825266d44a29ebb325Ted Kremenek break; 112ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner } 113de09d0c9694f01a99870a8825266d44a29ebb325Ted Kremenek case Decl::ObjCInterface: { 114de09d0c9694f01a99870a8825266d44a29ebb325Ted Kremenek const ObjCInterfaceDecl *OID = cast<ObjCInterfaceDecl>(this); 115de09d0c9694f01a99870a8825266d44a29ebb325Ted Kremenek // Look through categories. 116de09d0c9694f01a99870a8825266d44a29ebb325Ted Kremenek for (ObjCCategoryDecl *Cat = OID->getCategoryList(); 117de09d0c9694f01a99870a8825266d44a29ebb325Ted Kremenek Cat; Cat = Cat->getNextClassCategory()) 118de09d0c9694f01a99870a8825266d44a29ebb325Ted Kremenek if (!Cat->IsClassExtension()) 119de09d0c9694f01a99870a8825266d44a29ebb325Ted Kremenek if (ObjCPropertyDecl *P = Cat->FindPropertyDeclaration(PropertyId)) 120de09d0c9694f01a99870a8825266d44a29ebb325Ted Kremenek return P; 121de09d0c9694f01a99870a8825266d44a29ebb325Ted Kremenek 122de09d0c9694f01a99870a8825266d44a29ebb325Ted Kremenek // Look through protocols. 12353b9441b5a81a24fa1f66f3f6416f1e36baa9c2fTed Kremenek for (ObjCInterfaceDecl::all_protocol_iterator 12453b9441b5a81a24fa1f66f3f6416f1e36baa9c2fTed Kremenek I = OID->all_referenced_protocol_begin(), 12553b9441b5a81a24fa1f66f3f6416f1e36baa9c2fTed Kremenek E = OID->all_referenced_protocol_end(); I != E; ++I) 126de09d0c9694f01a99870a8825266d44a29ebb325Ted Kremenek if (ObjCPropertyDecl *P = (*I)->FindPropertyDeclaration(PropertyId)) 127de09d0c9694f01a99870a8825266d44a29ebb325Ted Kremenek return P; 128de09d0c9694f01a99870a8825266d44a29ebb325Ted Kremenek 129de09d0c9694f01a99870a8825266d44a29ebb325Ted Kremenek // Finally, check the super class. 130de09d0c9694f01a99870a8825266d44a29ebb325Ted Kremenek if (const ObjCInterfaceDecl *superClass = OID->getSuperClass()) 131de09d0c9694f01a99870a8825266d44a29ebb325Ted Kremenek return superClass->FindPropertyDeclaration(PropertyId); 132de09d0c9694f01a99870a8825266d44a29ebb325Ted Kremenek break; 133ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner } 134de09d0c9694f01a99870a8825266d44a29ebb325Ted Kremenek case Decl::ObjCCategory: { 135de09d0c9694f01a99870a8825266d44a29ebb325Ted Kremenek const ObjCCategoryDecl *OCD = cast<ObjCCategoryDecl>(this); 136de09d0c9694f01a99870a8825266d44a29ebb325Ted Kremenek // Look through protocols. 137de09d0c9694f01a99870a8825266d44a29ebb325Ted Kremenek if (!OCD->IsClassExtension()) 138de09d0c9694f01a99870a8825266d44a29ebb325Ted Kremenek for (ObjCCategoryDecl::protocol_iterator 139de09d0c9694f01a99870a8825266d44a29ebb325Ted Kremenek I = OCD->protocol_begin(), E = OCD->protocol_end(); I != E; ++I) 14025760611365be23556b32332f8a66ae21ea93ecfFariborz Jahanian if (ObjCPropertyDecl *P = (*I)->FindPropertyDeclaration(PropertyId)) 14125760611365be23556b32332f8a66ae21ea93ecfFariborz Jahanian return P; 142de09d0c9694f01a99870a8825266d44a29ebb325Ted Kremenek 143de09d0c9694f01a99870a8825266d44a29ebb325Ted Kremenek break; 144ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner } 145ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner } 146ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner return 0; 147ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner} 148ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner 149a6f14e1a7ee3a9343a838297c73ca87fddb9ed4aFariborz Jahanian/// FindPropertyVisibleInPrimaryClass - Finds declaration of the property 150a6f14e1a7ee3a9343a838297c73ca87fddb9ed4aFariborz Jahanian/// with name 'PropertyId' in the primary class; including those in protocols 15137cafb077ad5b170acae77e566638603011ef4c0Ted Kremenek/// (direct or indirect) used by the primary class. 152a6f14e1a7ee3a9343a838297c73ca87fddb9ed4aFariborz Jahanian/// 153a6f14e1a7ee3a9343a838297c73ca87fddb9ed4aFariborz JahanianObjCPropertyDecl * 15437cafb077ad5b170acae77e566638603011ef4c0Ted KremenekObjCInterfaceDecl::FindPropertyVisibleInPrimaryClass( 155a6f14e1a7ee3a9343a838297c73ca87fddb9ed4aFariborz Jahanian IdentifierInfo *PropertyId) const { 15626ac3f30ecef21749c00a4b1a08dd15d772dd5aaDouglas Gregor if (ExternallyCompleted) 15726ac3f30ecef21749c00a4b1a08dd15d772dd5aaDouglas Gregor LoadExternalDefinition(); 15826ac3f30ecef21749c00a4b1a08dd15d772dd5aaDouglas Gregor 15937cafb077ad5b170acae77e566638603011ef4c0Ted Kremenek if (ObjCPropertyDecl *PD = 16037cafb077ad5b170acae77e566638603011ef4c0Ted Kremenek ObjCPropertyDecl::findPropertyDecl(cast<DeclContext>(this), PropertyId)) 16137cafb077ad5b170acae77e566638603011ef4c0Ted Kremenek return PD; 16237cafb077ad5b170acae77e566638603011ef4c0Ted Kremenek 163a6f14e1a7ee3a9343a838297c73ca87fddb9ed4aFariborz Jahanian // Look through protocols. 16453b9441b5a81a24fa1f66f3f6416f1e36baa9c2fTed Kremenek for (ObjCInterfaceDecl::all_protocol_iterator 16553b9441b5a81a24fa1f66f3f6416f1e36baa9c2fTed Kremenek I = all_referenced_protocol_begin(), 16653b9441b5a81a24fa1f66f3f6416f1e36baa9c2fTed Kremenek E = all_referenced_protocol_end(); I != E; ++I) 167a6f14e1a7ee3a9343a838297c73ca87fddb9ed4aFariborz Jahanian if (ObjCPropertyDecl *P = (*I)->FindPropertyDeclaration(PropertyId)) 168a6f14e1a7ee3a9343a838297c73ca87fddb9ed4aFariborz Jahanian return P; 16937cafb077ad5b170acae77e566638603011ef4c0Ted Kremenek 170a6f14e1a7ee3a9343a838297c73ca87fddb9ed4aFariborz Jahanian return 0; 171a6f14e1a7ee3a9343a838297c73ca87fddb9ed4aFariborz Jahanian} 172a6f14e1a7ee3a9343a838297c73ca87fddb9ed4aFariborz Jahanian 173339798eae1eb61c50ca68766ed028c0a16d0a284Fariborz Jahanianvoid ObjCInterfaceDecl::mergeClassExtensionProtocolList( 174339798eae1eb61c50ca68766ed028c0a16d0a284Fariborz Jahanian ObjCProtocolDecl *const* ExtList, unsigned ExtNum, 175339798eae1eb61c50ca68766ed028c0a16d0a284Fariborz Jahanian ASTContext &C) 176339798eae1eb61c50ca68766ed028c0a16d0a284Fariborz Jahanian{ 17726ac3f30ecef21749c00a4b1a08dd15d772dd5aaDouglas Gregor if (ExternallyCompleted) 17826ac3f30ecef21749c00a4b1a08dd15d772dd5aaDouglas Gregor LoadExternalDefinition(); 17926ac3f30ecef21749c00a4b1a08dd15d772dd5aaDouglas Gregor 18053b9441b5a81a24fa1f66f3f6416f1e36baa9c2fTed Kremenek if (AllReferencedProtocols.empty() && ReferencedProtocols.empty()) { 18153b9441b5a81a24fa1f66f3f6416f1e36baa9c2fTed Kremenek AllReferencedProtocols.set(ExtList, ExtNum, C); 182339798eae1eb61c50ca68766ed028c0a16d0a284Fariborz Jahanian return; 183339798eae1eb61c50ca68766ed028c0a16d0a284Fariborz Jahanian } 18453b9441b5a81a24fa1f66f3f6416f1e36baa9c2fTed Kremenek 185339798eae1eb61c50ca68766ed028c0a16d0a284Fariborz Jahanian // Check for duplicate protocol in class's protocol list. 18653b9441b5a81a24fa1f66f3f6416f1e36baa9c2fTed Kremenek // This is O(n*m). But it is extremely rare and number of protocols in 187339798eae1eb61c50ca68766ed028c0a16d0a284Fariborz Jahanian // class or its extension are very few. 188339798eae1eb61c50ca68766ed028c0a16d0a284Fariborz Jahanian llvm::SmallVector<ObjCProtocolDecl*, 8> ProtocolRefs; 189339798eae1eb61c50ca68766ed028c0a16d0a284Fariborz Jahanian for (unsigned i = 0; i < ExtNum; i++) { 190339798eae1eb61c50ca68766ed028c0a16d0a284Fariborz Jahanian bool protocolExists = false; 191339798eae1eb61c50ca68766ed028c0a16d0a284Fariborz Jahanian ObjCProtocolDecl *ProtoInExtension = ExtList[i]; 19253b9441b5a81a24fa1f66f3f6416f1e36baa9c2fTed Kremenek for (all_protocol_iterator 19353b9441b5a81a24fa1f66f3f6416f1e36baa9c2fTed Kremenek p = all_referenced_protocol_begin(), 19453b9441b5a81a24fa1f66f3f6416f1e36baa9c2fTed Kremenek e = all_referenced_protocol_end(); p != e; ++p) { 195339798eae1eb61c50ca68766ed028c0a16d0a284Fariborz Jahanian ObjCProtocolDecl *Proto = (*p); 196339798eae1eb61c50ca68766ed028c0a16d0a284Fariborz Jahanian if (C.ProtocolCompatibleWithProtocol(ProtoInExtension, Proto)) { 197339798eae1eb61c50ca68766ed028c0a16d0a284Fariborz Jahanian protocolExists = true; 198339798eae1eb61c50ca68766ed028c0a16d0a284Fariborz Jahanian break; 199339798eae1eb61c50ca68766ed028c0a16d0a284Fariborz Jahanian } 200339798eae1eb61c50ca68766ed028c0a16d0a284Fariborz Jahanian } 201339798eae1eb61c50ca68766ed028c0a16d0a284Fariborz Jahanian // Do we want to warn on a protocol in extension class which 202339798eae1eb61c50ca68766ed028c0a16d0a284Fariborz Jahanian // already exist in the class? Probably not. 20353b9441b5a81a24fa1f66f3f6416f1e36baa9c2fTed Kremenek if (!protocolExists) 204339798eae1eb61c50ca68766ed028c0a16d0a284Fariborz Jahanian ProtocolRefs.push_back(ProtoInExtension); 205339798eae1eb61c50ca68766ed028c0a16d0a284Fariborz Jahanian } 20653b9441b5a81a24fa1f66f3f6416f1e36baa9c2fTed Kremenek 207339798eae1eb61c50ca68766ed028c0a16d0a284Fariborz Jahanian if (ProtocolRefs.empty()) 208339798eae1eb61c50ca68766ed028c0a16d0a284Fariborz Jahanian return; 20953b9441b5a81a24fa1f66f3f6416f1e36baa9c2fTed Kremenek 210b106fc635b1523952332131785b700453a936e49Fariborz Jahanian // Merge ProtocolRefs into class's protocol list; 21153b9441b5a81a24fa1f66f3f6416f1e36baa9c2fTed Kremenek for (all_protocol_iterator p = all_referenced_protocol_begin(), 21253b9441b5a81a24fa1f66f3f6416f1e36baa9c2fTed Kremenek e = all_referenced_protocol_end(); p != e; ++p) { 213339798eae1eb61c50ca68766ed028c0a16d0a284Fariborz Jahanian ProtocolRefs.push_back(*p); 21418df52bbb5d28ca082064d31ae7558dbdae52377Douglas Gregor } 21553b9441b5a81a24fa1f66f3f6416f1e36baa9c2fTed Kremenek 21653b9441b5a81a24fa1f66f3f6416f1e36baa9c2fTed Kremenek AllReferencedProtocols.set(ProtocolRefs.data(), ProtocolRefs.size(), C); 217339798eae1eb61c50ca68766ed028c0a16d0a284Fariborz Jahanian} 218339798eae1eb61c50ca68766ed028c0a16d0a284Fariborz Jahanian 21980aa1cd7973561889e51c1c152c8990a8de9c953Fariborz Jahanian/// getFirstClassExtension - Find first class extension of the given class. 22080aa1cd7973561889e51c1c152c8990a8de9c953Fariborz JahanianObjCCategoryDecl* ObjCInterfaceDecl::getFirstClassExtension() const { 22180aa1cd7973561889e51c1c152c8990a8de9c953Fariborz Jahanian for (ObjCCategoryDecl *CDecl = getCategoryList(); CDecl; 2220e5ad255729ee86b8ed57e659029008984517cdeFariborz Jahanian CDecl = CDecl->getNextClassCategory()) 2230e5ad255729ee86b8ed57e659029008984517cdeFariborz Jahanian if (CDecl->IsClassExtension()) 2240e5ad255729ee86b8ed57e659029008984517cdeFariborz Jahanian return CDecl; 2250e5ad255729ee86b8ed57e659029008984517cdeFariborz Jahanian return 0; 2260e5ad255729ee86b8ed57e659029008984517cdeFariborz Jahanian} 2270e5ad255729ee86b8ed57e659029008984517cdeFariborz Jahanian 22880aa1cd7973561889e51c1c152c8990a8de9c953Fariborz Jahanian/// getNextClassCategory - Find next class extension in list of categories. 22980aa1cd7973561889e51c1c152c8990a8de9c953Fariborz Jahanianconst ObjCCategoryDecl* ObjCCategoryDecl::getNextClassExtension() const { 23080aa1cd7973561889e51c1c152c8990a8de9c953Fariborz Jahanian for (const ObjCCategoryDecl *CDecl = getNextClassCategory(); CDecl; 23180aa1cd7973561889e51c1c152c8990a8de9c953Fariborz Jahanian CDecl = CDecl->getNextClassCategory()) 23280aa1cd7973561889e51c1c152c8990a8de9c953Fariborz Jahanian if (CDecl->IsClassExtension()) 23380aa1cd7973561889e51c1c152c8990a8de9c953Fariborz Jahanian return CDecl; 23480aa1cd7973561889e51c1c152c8990a8de9c953Fariborz Jahanian return 0; 23580aa1cd7973561889e51c1c152c8990a8de9c953Fariborz Jahanian} 23680aa1cd7973561889e51c1c152c8990a8de9c953Fariborz Jahanian 23717945a0f64fe03ff6ec0c2146005a87636e3ac12Argyrios KyrtzidisObjCIvarDecl *ObjCInterfaceDecl::lookupInstanceVariable(IdentifierInfo *ID, 23817945a0f64fe03ff6ec0c2146005a87636e3ac12Argyrios Kyrtzidis ObjCInterfaceDecl *&clsDeclared) { 239ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner ObjCInterfaceDecl* ClassDecl = this; 240ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner while (ClassDecl != NULL) { 24117945a0f64fe03ff6ec0c2146005a87636e3ac12Argyrios Kyrtzidis if (ObjCIvarDecl *I = ClassDecl->getIvarDecl(ID)) { 242496b5a894c5ec5425de53909f5aac3fb4771a2ecFariborz Jahanian clsDeclared = ClassDecl; 243496b5a894c5ec5425de53909f5aac3fb4771a2ecFariborz Jahanian return I; 244ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner } 24580aa1cd7973561889e51c1c152c8990a8de9c953Fariborz Jahanian for (const ObjCCategoryDecl *CDecl = ClassDecl->getFirstClassExtension(); 24680aa1cd7973561889e51c1c152c8990a8de9c953Fariborz Jahanian CDecl; CDecl = CDecl->getNextClassExtension()) { 2470e5ad255729ee86b8ed57e659029008984517cdeFariborz Jahanian if (ObjCIvarDecl *I = CDecl->getIvarDecl(ID)) { 2480e5ad255729ee86b8ed57e659029008984517cdeFariborz Jahanian clsDeclared = ClassDecl; 2490e5ad255729ee86b8ed57e659029008984517cdeFariborz Jahanian return I; 2500e5ad255729ee86b8ed57e659029008984517cdeFariborz Jahanian } 25180aa1cd7973561889e51c1c152c8990a8de9c953Fariborz Jahanian } 2520e5ad255729ee86b8ed57e659029008984517cdeFariborz Jahanian 253ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner ClassDecl = ClassDecl->getSuperClass(); 254ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner } 255ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner return NULL; 256ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner} 257ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner 258cd1876207f5564beba74e4b2524b664bdba0ba9fFariborz Jahanian/// lookupInheritedClass - This method returns ObjCInterfaceDecl * of the super 259cd1876207f5564beba74e4b2524b664bdba0ba9fFariborz Jahanian/// class whose name is passed as argument. If it is not one of the super classes 260cd1876207f5564beba74e4b2524b664bdba0ba9fFariborz Jahanian/// the it returns NULL. 261cd1876207f5564beba74e4b2524b664bdba0ba9fFariborz JahanianObjCInterfaceDecl *ObjCInterfaceDecl::lookupInheritedClass( 262cd1876207f5564beba74e4b2524b664bdba0ba9fFariborz Jahanian const IdentifierInfo*ICName) { 263cd1876207f5564beba74e4b2524b664bdba0ba9fFariborz Jahanian ObjCInterfaceDecl* ClassDecl = this; 264cd1876207f5564beba74e4b2524b664bdba0ba9fFariborz Jahanian while (ClassDecl != NULL) { 265cd1876207f5564beba74e4b2524b664bdba0ba9fFariborz Jahanian if (ClassDecl->getIdentifier() == ICName) 266cd1876207f5564beba74e4b2524b664bdba0ba9fFariborz Jahanian return ClassDecl; 267cd1876207f5564beba74e4b2524b664bdba0ba9fFariborz Jahanian ClassDecl = ClassDecl->getSuperClass(); 268cd1876207f5564beba74e4b2524b664bdba0ba9fFariborz Jahanian } 269cd1876207f5564beba74e4b2524b664bdba0ba9fFariborz Jahanian return NULL; 270cd1876207f5564beba74e4b2524b664bdba0ba9fFariborz Jahanian} 271cd1876207f5564beba74e4b2524b664bdba0ba9fFariborz Jahanian 272aa5420c1e36ab8e0e4bb87239d8b73a3a8ce75dbArgyrios Kyrtzidis/// lookupMethod - This method returns an instance/class method by looking in 273ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner/// the class, its categories, and its super classes (using a linear search). 274aa5420c1e36ab8e0e4bb87239d8b73a3a8ce75dbArgyrios KyrtzidisObjCMethodDecl *ObjCInterfaceDecl::lookupMethod(Selector Sel, 275aa5420c1e36ab8e0e4bb87239d8b73a3a8ce75dbArgyrios Kyrtzidis bool isInstance) const { 276aa5420c1e36ab8e0e4bb87239d8b73a3a8ce75dbArgyrios Kyrtzidis const ObjCInterfaceDecl* ClassDecl = this; 277ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner ObjCMethodDecl *MethodDecl = 0; 2781eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 27926ac3f30ecef21749c00a4b1a08dd15d772dd5aaDouglas Gregor if (ExternallyCompleted) 28026ac3f30ecef21749c00a4b1a08dd15d772dd5aaDouglas Gregor LoadExternalDefinition(); 28126ac3f30ecef21749c00a4b1a08dd15d772dd5aaDouglas Gregor 282ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner while (ClassDecl != NULL) { 283aa5420c1e36ab8e0e4bb87239d8b73a3a8ce75dbArgyrios Kyrtzidis if ((MethodDecl = ClassDecl->getMethod(Sel, isInstance))) 284ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner return MethodDecl; 2851eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 286ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner // Didn't find one yet - look through protocols. 287ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner const ObjCList<ObjCProtocolDecl> &Protocols = 288ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner ClassDecl->getReferencedProtocols(); 289ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner for (ObjCList<ObjCProtocolDecl>::iterator I = Protocols.begin(), 290ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner E = Protocols.end(); I != E; ++I) 291aa5420c1e36ab8e0e4bb87239d8b73a3a8ce75dbArgyrios Kyrtzidis if ((MethodDecl = (*I)->lookupMethod(Sel, isInstance))) 292ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner return MethodDecl; 2931eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 294ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner // Didn't find one yet - now look through categories. 295ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner ObjCCategoryDecl *CatDecl = ClassDecl->getCategoryList(); 296ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner while (CatDecl) { 297aa5420c1e36ab8e0e4bb87239d8b73a3a8ce75dbArgyrios Kyrtzidis if ((MethodDecl = CatDecl->getMethod(Sel, isInstance))) 298ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner return MethodDecl; 2991eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 300b558422a49dbf97d560e493fb1573d44f0abe221Steve Naroff // Didn't find one yet - look through protocols. 301b558422a49dbf97d560e493fb1573d44f0abe221Steve Naroff const ObjCList<ObjCProtocolDecl> &Protocols = 302b558422a49dbf97d560e493fb1573d44f0abe221Steve Naroff CatDecl->getReferencedProtocols(); 303b558422a49dbf97d560e493fb1573d44f0abe221Steve Naroff for (ObjCList<ObjCProtocolDecl>::iterator I = Protocols.begin(), 304b558422a49dbf97d560e493fb1573d44f0abe221Steve Naroff E = Protocols.end(); I != E; ++I) 305aa5420c1e36ab8e0e4bb87239d8b73a3a8ce75dbArgyrios Kyrtzidis if ((MethodDecl = (*I)->lookupMethod(Sel, isInstance))) 306b558422a49dbf97d560e493fb1573d44f0abe221Steve Naroff return MethodDecl; 307ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner CatDecl = CatDecl->getNextClassCategory(); 308ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner } 309ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner ClassDecl = ClassDecl->getSuperClass(); 310ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner } 311ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner return NULL; 312ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner} 313ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner 31474b2756bc1f1f5f7c189996fe7e4cd3efef70263Fariborz JahanianObjCMethodDecl *ObjCInterfaceDecl::lookupPrivateMethod( 31574b2756bc1f1f5f7c189996fe7e4cd3efef70263Fariborz Jahanian const Selector &Sel, 31674b2756bc1f1f5f7c189996fe7e4cd3efef70263Fariborz Jahanian bool Instance) { 317d789d3d985e28c9404e62157af46dcb7331920e0Steve Naroff ObjCMethodDecl *Method = 0; 318d789d3d985e28c9404e62157af46dcb7331920e0Steve Naroff if (ObjCImplementationDecl *ImpDecl = getImplementation()) 31974b2756bc1f1f5f7c189996fe7e4cd3efef70263Fariborz Jahanian Method = Instance ? ImpDecl->getInstanceMethod(Sel) 32074b2756bc1f1f5f7c189996fe7e4cd3efef70263Fariborz Jahanian : ImpDecl->getClassMethod(Sel); 321d789d3d985e28c9404e62157af46dcb7331920e0Steve Naroff 322d789d3d985e28c9404e62157af46dcb7331920e0Steve Naroff if (!Method && getSuperClass()) 32374b2756bc1f1f5f7c189996fe7e4cd3efef70263Fariborz Jahanian return getSuperClass()->lookupPrivateMethod(Sel, Instance); 324d789d3d985e28c9404e62157af46dcb7331920e0Steve Naroff return Method; 325d789d3d985e28c9404e62157af46dcb7331920e0Steve Naroff} 326ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner 327ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner//===----------------------------------------------------------------------===// 328ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner// ObjCMethodDecl 3296c4ae5de0c356777446f823b573821fb95560d91Chris Lattner//===----------------------------------------------------------------------===// 3306c4ae5de0c356777446f823b573821fb95560d91Chris Lattner 3310ed844b04ea4387caa4e1cf3dc375d269657536bChris LattnerObjCMethodDecl *ObjCMethodDecl::Create(ASTContext &C, 3321eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump SourceLocation beginLoc, 3336c4ae5de0c356777446f823b573821fb95560d91Chris Lattner SourceLocation endLoc, 3346c4ae5de0c356777446f823b573821fb95560d91Chris Lattner Selector SelInfo, QualType T, 3354bc1cb6aa635a5bf8fae99bf69c56c724c1e786cDouglas Gregor TypeSourceInfo *ResultTInfo, 3360701bbb228dfd87e1fe82a0a4b7b9facfecb43daSteve Naroff DeclContext *contextDecl, 337f6414927e67e27d9324d8d179c5f7ea620443924Daniel Dunbar bool isInstance, 3386c4ae5de0c356777446f823b573821fb95560d91Chris Lattner bool isVariadic, 3394607034e621aa77378ec75249d1e9eaf5de49b6aFariborz Jahanian bool isSynthesized, 3403fe104154dd2e8ffb351142d74f308938b5c99bfFariborz Jahanian bool isDefined, 3417732cc9c0fdc97a2f8cce4e5933d8103213d1aefFariborz Jahanian ImplementationControl impControl, 3427732cc9c0fdc97a2f8cce4e5933d8103213d1aefFariborz Jahanian unsigned numSelectorArgs) { 3433e9704981d7691fdd44913bf1786e8d760d8a627Steve Naroff return new (C) ObjCMethodDecl(beginLoc, endLoc, 3444bc1cb6aa635a5bf8fae99bf69c56c724c1e786cDouglas Gregor SelInfo, T, ResultTInfo, contextDecl, 3454bc1cb6aa635a5bf8fae99bf69c56c724c1e786cDouglas Gregor isInstance, 3463fe104154dd2e8ffb351142d74f308938b5c99bfFariborz Jahanian isVariadic, isSynthesized, isDefined, 3473fe104154dd2e8ffb351142d74f308938b5c99bfFariborz Jahanian impControl, 3487732cc9c0fdc97a2f8cce4e5933d8103213d1aefFariborz Jahanian numSelectorArgs); 3490e77ba0bf769e2e5a4a93c079f241b02aeb3ef93Chris Lattner} 3500e77ba0bf769e2e5a4a93c079f241b02aeb3ef93Chris Lattner 35157ea6bee79cc60ba20c7886b453f40f380dce1b1Argyrios Kyrtzidis/// \brief A definition will return its interface declaration. 35257ea6bee79cc60ba20c7886b453f40f380dce1b1Argyrios Kyrtzidis/// An interface declaration will return its definition. 35357ea6bee79cc60ba20c7886b453f40f380dce1b1Argyrios Kyrtzidis/// Otherwise it will return itself. 35457ea6bee79cc60ba20c7886b453f40f380dce1b1Argyrios KyrtzidisObjCMethodDecl *ObjCMethodDecl::getNextRedeclaration() { 35557ea6bee79cc60ba20c7886b453f40f380dce1b1Argyrios Kyrtzidis ASTContext &Ctx = getASTContext(); 35657ea6bee79cc60ba20c7886b453f40f380dce1b1Argyrios Kyrtzidis ObjCMethodDecl *Redecl = 0; 35757ea6bee79cc60ba20c7886b453f40f380dce1b1Argyrios Kyrtzidis Decl *CtxD = cast<Decl>(getDeclContext()); 35857ea6bee79cc60ba20c7886b453f40f380dce1b1Argyrios Kyrtzidis 35957ea6bee79cc60ba20c7886b453f40f380dce1b1Argyrios Kyrtzidis if (ObjCInterfaceDecl *IFD = dyn_cast<ObjCInterfaceDecl>(CtxD)) { 36057ea6bee79cc60ba20c7886b453f40f380dce1b1Argyrios Kyrtzidis if (ObjCImplementationDecl *ImplD = Ctx.getObjCImplementation(IFD)) 36157ea6bee79cc60ba20c7886b453f40f380dce1b1Argyrios Kyrtzidis Redecl = ImplD->getMethod(getSelector(), isInstanceMethod()); 36257ea6bee79cc60ba20c7886b453f40f380dce1b1Argyrios Kyrtzidis 36357ea6bee79cc60ba20c7886b453f40f380dce1b1Argyrios Kyrtzidis } else if (ObjCCategoryDecl *CD = dyn_cast<ObjCCategoryDecl>(CtxD)) { 36457ea6bee79cc60ba20c7886b453f40f380dce1b1Argyrios Kyrtzidis if (ObjCCategoryImplDecl *ImplD = Ctx.getObjCImplementation(CD)) 36557ea6bee79cc60ba20c7886b453f40f380dce1b1Argyrios Kyrtzidis Redecl = ImplD->getMethod(getSelector(), isInstanceMethod()); 36657ea6bee79cc60ba20c7886b453f40f380dce1b1Argyrios Kyrtzidis 3674292073a858f72769fa405b48390620c8932f8aeArgyrios Kyrtzidis } else if (ObjCImplementationDecl *ImplD = 3684292073a858f72769fa405b48390620c8932f8aeArgyrios Kyrtzidis dyn_cast<ObjCImplementationDecl>(CtxD)) { 36957ea6bee79cc60ba20c7886b453f40f380dce1b1Argyrios Kyrtzidis if (ObjCInterfaceDecl *IFD = ImplD->getClassInterface()) 37057ea6bee79cc60ba20c7886b453f40f380dce1b1Argyrios Kyrtzidis Redecl = IFD->getMethod(getSelector(), isInstanceMethod()); 3714292073a858f72769fa405b48390620c8932f8aeArgyrios Kyrtzidis 3724292073a858f72769fa405b48390620c8932f8aeArgyrios Kyrtzidis } else if (ObjCCategoryImplDecl *CImplD = 3734292073a858f72769fa405b48390620c8932f8aeArgyrios Kyrtzidis dyn_cast<ObjCCategoryImplDecl>(CtxD)) { 3740d69b8cc8e90a9364771837cb42d7031b4cbb984Steve Naroff if (ObjCCategoryDecl *CatD = CImplD->getCategoryDecl()) 3754292073a858f72769fa405b48390620c8932f8aeArgyrios Kyrtzidis Redecl = CatD->getMethod(getSelector(), isInstanceMethod()); 37657ea6bee79cc60ba20c7886b453f40f380dce1b1Argyrios Kyrtzidis } 37757ea6bee79cc60ba20c7886b453f40f380dce1b1Argyrios Kyrtzidis 37857ea6bee79cc60ba20c7886b453f40f380dce1b1Argyrios Kyrtzidis return Redecl ? Redecl : this; 37957ea6bee79cc60ba20c7886b453f40f380dce1b1Argyrios Kyrtzidis} 38057ea6bee79cc60ba20c7886b453f40f380dce1b1Argyrios Kyrtzidis 381e7f9d301a10b4b3223e91d9be4362b44cba0a212Argyrios KyrtzidisObjCMethodDecl *ObjCMethodDecl::getCanonicalDecl() { 382e7f9d301a10b4b3223e91d9be4362b44cba0a212Argyrios Kyrtzidis Decl *CtxD = cast<Decl>(getDeclContext()); 383e7f9d301a10b4b3223e91d9be4362b44cba0a212Argyrios Kyrtzidis 384e7f9d301a10b4b3223e91d9be4362b44cba0a212Argyrios Kyrtzidis if (ObjCImplementationDecl *ImplD = dyn_cast<ObjCImplementationDecl>(CtxD)) { 385e7f9d301a10b4b3223e91d9be4362b44cba0a212Argyrios Kyrtzidis if (ObjCInterfaceDecl *IFD = ImplD->getClassInterface()) 386e7f9d301a10b4b3223e91d9be4362b44cba0a212Argyrios Kyrtzidis if (ObjCMethodDecl *MD = IFD->getMethod(getSelector(), 387e7f9d301a10b4b3223e91d9be4362b44cba0a212Argyrios Kyrtzidis isInstanceMethod())) 388e7f9d301a10b4b3223e91d9be4362b44cba0a212Argyrios Kyrtzidis return MD; 389e7f9d301a10b4b3223e91d9be4362b44cba0a212Argyrios Kyrtzidis 390e7f9d301a10b4b3223e91d9be4362b44cba0a212Argyrios Kyrtzidis } else if (ObjCCategoryImplDecl *CImplD = 391e7f9d301a10b4b3223e91d9be4362b44cba0a212Argyrios Kyrtzidis dyn_cast<ObjCCategoryImplDecl>(CtxD)) { 3920d69b8cc8e90a9364771837cb42d7031b4cbb984Steve Naroff if (ObjCCategoryDecl *CatD = CImplD->getCategoryDecl()) 393e7f9d301a10b4b3223e91d9be4362b44cba0a212Argyrios Kyrtzidis if (ObjCMethodDecl *MD = CatD->getMethod(getSelector(), 394e7f9d301a10b4b3223e91d9be4362b44cba0a212Argyrios Kyrtzidis isInstanceMethod())) 395e7f9d301a10b4b3223e91d9be4362b44cba0a212Argyrios Kyrtzidis return MD; 396e7f9d301a10b4b3223e91d9be4362b44cba0a212Argyrios Kyrtzidis } 397e7f9d301a10b4b3223e91d9be4362b44cba0a212Argyrios Kyrtzidis 398e7f9d301a10b4b3223e91d9be4362b44cba0a212Argyrios Kyrtzidis return this; 399e7f9d301a10b4b3223e91d9be4362b44cba0a212Argyrios Kyrtzidis} 400e7f9d301a10b4b3223e91d9be4362b44cba0a212Argyrios Kyrtzidis 4011eb4433ac451dc16f4133a88af2d002ac26c58efMike Stumpvoid ObjCMethodDecl::createImplicitParams(ASTContext &Context, 402ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner const ObjCInterfaceDecl *OID) { 403ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner QualType selfTy; 404ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner if (isInstanceMethod()) { 405ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner // There may be no interface context due to error in declaration 406ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner // of the interface (which has been reported). Recover gracefully. 407ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner if (OID) { 4083b3a45858c6b2a45114e91902c3bf3c4b7f5f302Daniel Dunbar selfTy = Context.getObjCInterfaceType(OID); 40914108da7f7fc059772711e4ffee1322a27b152a7Steve Naroff selfTy = Context.getObjCObjectPointerType(selfTy); 410ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner } else { 411ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner selfTy = Context.getObjCIdType(); 412ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner } 413ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner } else // we have a factory method. 414ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner selfTy = Context.getObjCClassType(); 415ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner 4161eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump setSelfDecl(ImplicitParamDecl::Create(Context, this, SourceLocation(), 41753c9d8a4b8f0a76cb9dd2fdd8c433ccf110f2eecSteve Naroff &Context.Idents.get("self"), selfTy)); 418ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner 4191eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump setCmdDecl(ImplicitParamDecl::Create(Context, this, SourceLocation(), 4201eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump &Context.Idents.get("_cmd"), 42153c9d8a4b8f0a76cb9dd2fdd8c433ccf110f2eecSteve Naroff Context.getObjCSelType())); 422ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner} 423ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner 424ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris LattnerObjCInterfaceDecl *ObjCMethodDecl::getClassInterface() { 425ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner if (ObjCInterfaceDecl *ID = dyn_cast<ObjCInterfaceDecl>(getDeclContext())) 426ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner return ID; 427ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner if (ObjCCategoryDecl *CD = dyn_cast<ObjCCategoryDecl>(getDeclContext())) 428ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner return CD->getClassInterface(); 429a8530375168f578e9039837c58054d55655c981bArgyrios Kyrtzidis if (ObjCImplDecl *IMD = dyn_cast<ObjCImplDecl>(getDeclContext())) 430ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner return IMD->getClassInterface(); 431a8530375168f578e9039837c58054d55655c981bArgyrios Kyrtzidis 432a8530375168f578e9039837c58054d55655c981bArgyrios Kyrtzidis assert(!isa<ObjCProtocolDecl>(getDeclContext()) && "It's a protocol method"); 433ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner assert(false && "unknown method context"); 434ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner return 0; 435ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner} 436ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner 437ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner//===----------------------------------------------------------------------===// 438ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner// ObjCInterfaceDecl 439ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner//===----------------------------------------------------------------------===// 4400b7ebb3dba0df0a6cbf221e5edbc6a4b8848478cChris Lattner 4410ed844b04ea4387caa4e1cf3dc375d269657536bChris LattnerObjCInterfaceDecl *ObjCInterfaceDecl::Create(ASTContext &C, 442d04341000d35c8808a72838b057eed7bf13b7661Douglas Gregor DeclContext *DC, 4430ed844b04ea4387caa4e1cf3dc375d269657536bChris Lattner SourceLocation atLoc, 4441eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump IdentifierInfo *Id, 445d6a07aaf62b40cdfbd96f6b874d02b06fc22d015Steve Naroff SourceLocation ClassLoc, 4460e77ba0bf769e2e5a4a93c079f241b02aeb3ef93Chris Lattner bool ForwardDecl, bool isInternal){ 447deacbdca554298ccdf636f19c6094a8825ec6b34Douglas Gregor return new (C) ObjCInterfaceDecl(DC, atLoc, Id, ClassLoc, ForwardDecl, 448deacbdca554298ccdf636f19c6094a8825ec6b34Douglas Gregor isInternal); 4490e77ba0bf769e2e5a4a93c079f241b02aeb3ef93Chris Lattner} 4506c4ae5de0c356777446f823b573821fb95560d91Chris Lattner 4510b7ebb3dba0df0a6cbf221e5edbc6a4b8848478cChris LattnerObjCInterfaceDecl:: 4520b7ebb3dba0df0a6cbf221e5edbc6a4b8848478cChris LattnerObjCInterfaceDecl(DeclContext *DC, SourceLocation atLoc, IdentifierInfo *Id, 453deacbdca554298ccdf636f19c6094a8825ec6b34Douglas Gregor SourceLocation CLoc, bool FD, bool isInternal) 4540b7ebb3dba0df0a6cbf221e5edbc6a4b8848478cChris Lattner : ObjCContainerDecl(ObjCInterface, DC, atLoc, Id), 455e881483a3bc22ffad62367501aa09ad8508fe363Chris Lattner TypeForDecl(0), SuperClass(0), 4562c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian CategoryList(0), IvarList(0), 45726ac3f30ecef21749c00a4b1a08dd15d772dd5aaDouglas Gregor ForwardDecl(FD), InternalInterface(isInternal), ExternallyCompleted(false), 4580b7ebb3dba0df0a6cbf221e5edbc6a4b8848478cChris Lattner ClassLoc(CLoc) { 459e4f039e01e797a38bc97bf22aff9832ecd18ff5fSteve Naroff} 460e4f039e01e797a38bc97bf22aff9832ecd18ff5fSteve Naroff 46126ac3f30ecef21749c00a4b1a08dd15d772dd5aaDouglas Gregorvoid ObjCInterfaceDecl::LoadExternalDefinition() const { 46226ac3f30ecef21749c00a4b1a08dd15d772dd5aaDouglas Gregor assert(ExternallyCompleted && "Class is not externally completed"); 46326ac3f30ecef21749c00a4b1a08dd15d772dd5aaDouglas Gregor ExternallyCompleted = false; 46426ac3f30ecef21749c00a4b1a08dd15d772dd5aaDouglas Gregor getASTContext().getExternalSource()->CompleteType( 46526ac3f30ecef21749c00a4b1a08dd15d772dd5aaDouglas Gregor const_cast<ObjCInterfaceDecl *>(this)); 46626ac3f30ecef21749c00a4b1a08dd15d772dd5aaDouglas Gregor} 46726ac3f30ecef21749c00a4b1a08dd15d772dd5aaDouglas Gregor 46826ac3f30ecef21749c00a4b1a08dd15d772dd5aaDouglas Gregorvoid ObjCInterfaceDecl::setExternallyCompleted() { 46926ac3f30ecef21749c00a4b1a08dd15d772dd5aaDouglas Gregor assert(getASTContext().getExternalSource() && 47026ac3f30ecef21749c00a4b1a08dd15d772dd5aaDouglas Gregor "Class can't be externally completed without an external source"); 47126ac3f30ecef21749c00a4b1a08dd15d772dd5aaDouglas Gregor assert(!ForwardDecl && 47226ac3f30ecef21749c00a4b1a08dd15d772dd5aaDouglas Gregor "Forward declarations can't be externally completed"); 47326ac3f30ecef21749c00a4b1a08dd15d772dd5aaDouglas Gregor ExternallyCompleted = true; 47426ac3f30ecef21749c00a4b1a08dd15d772dd5aaDouglas Gregor} 47526ac3f30ecef21749c00a4b1a08dd15d772dd5aaDouglas Gregor 4768a1d722f13df383600f36d77f842957c8adb5f1bArgyrios KyrtzidisObjCImplementationDecl *ObjCInterfaceDecl::getImplementation() const { 47726ac3f30ecef21749c00a4b1a08dd15d772dd5aaDouglas Gregor if (ExternallyCompleted) 47826ac3f30ecef21749c00a4b1a08dd15d772dd5aaDouglas Gregor LoadExternalDefinition(); 47926ac3f30ecef21749c00a4b1a08dd15d772dd5aaDouglas Gregor 4808a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis return getASTContext().getObjCImplementation( 4818a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis const_cast<ObjCInterfaceDecl*>(this)); 4828a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis} 4838a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis 4848a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidisvoid ObjCInterfaceDecl::setImplementation(ObjCImplementationDecl *ImplD) { 4858a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis getASTContext().setObjCImplementation(this, ImplD); 4868a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis} 4878a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis 4882c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian/// all_declared_ivar_begin - return first ivar declared in this class, 4892c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian/// its extensions and its implementation. Lazily build the list on first 4902c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian/// access. 4912c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz JahanianObjCIvarDecl *ObjCInterfaceDecl::all_declared_ivar_begin() { 4922c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian if (IvarList) 4932c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian return IvarList; 4942c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian 4952c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian ObjCIvarDecl *curIvar = 0; 4962c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian if (!ivar_empty()) { 4972c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian ObjCInterfaceDecl::ivar_iterator I = ivar_begin(), E = ivar_end(); 4982c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian IvarList = (*I); ++I; 4992c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian for (curIvar = IvarList; I != E; curIvar = *I, ++I) 5002c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian curIvar->setNextIvar(*I); 5012c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian } 5022c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian 5032c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian for (const ObjCCategoryDecl *CDecl = getFirstClassExtension(); CDecl; 5042c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian CDecl = CDecl->getNextClassExtension()) { 5052c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian if (!CDecl->ivar_empty()) { 5062c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian ObjCCategoryDecl::ivar_iterator I = CDecl->ivar_begin(), 5072c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian E = CDecl->ivar_end(); 5082c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian if (!IvarList) { 5092c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian IvarList = (*I); ++I; 5102c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian curIvar = IvarList; 5112c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian } 5122c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian for ( ;I != E; curIvar = *I, ++I) 5132c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian curIvar->setNextIvar(*I); 5142c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian } 5152c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian } 5162c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian 5172c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian if (ObjCImplementationDecl *ImplDecl = getImplementation()) { 5182c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian if (!ImplDecl->ivar_empty()) { 5192c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian ObjCImplementationDecl::ivar_iterator I = ImplDecl->ivar_begin(), 5202c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian E = ImplDecl->ivar_end(); 5212c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian if (!IvarList) { 5222c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian IvarList = (*I); ++I; 5232c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian curIvar = IvarList; 5242c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian } 5252c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian for ( ;I != E; curIvar = *I, ++I) 5262c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian curIvar->setNextIvar(*I); 5272c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian } 5282c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian } 5292c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian return IvarList; 5302c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian} 5318a779314870760848e61da2c428a78971fe3f1c3Ted Kremenek 532ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner/// FindCategoryDeclaration - Finds category declaration in the list of 533ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner/// categories for this class and returns it. Name of the category is passed 534ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner/// in 'CategoryId'. If category not found, return 0; 535ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner/// 536ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris LattnerObjCCategoryDecl * 537ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris LattnerObjCInterfaceDecl::FindCategoryDeclaration(IdentifierInfo *CategoryId) const { 53826ac3f30ecef21749c00a4b1a08dd15d772dd5aaDouglas Gregor if (ExternallyCompleted) 53926ac3f30ecef21749c00a4b1a08dd15d772dd5aaDouglas Gregor LoadExternalDefinition(); 54026ac3f30ecef21749c00a4b1a08dd15d772dd5aaDouglas Gregor 541ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner for (ObjCCategoryDecl *Category = getCategoryList(); 542ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner Category; Category = Category->getNextClassCategory()) 543ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner if (Category->getIdentifier() == CategoryId) 544ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner return Category; 545ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner return 0; 546ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner} 547ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner 5481cb35dd4840d21cec58648361180d5688446a9caArgyrios KyrtzidisObjCMethodDecl * 5491cb35dd4840d21cec58648361180d5688446a9caArgyrios KyrtzidisObjCInterfaceDecl::getCategoryInstanceMethod(Selector Sel) const { 5501cb35dd4840d21cec58648361180d5688446a9caArgyrios Kyrtzidis for (ObjCCategoryDecl *Category = getCategoryList(); 5511cb35dd4840d21cec58648361180d5688446a9caArgyrios Kyrtzidis Category; Category = Category->getNextClassCategory()) 5521cb35dd4840d21cec58648361180d5688446a9caArgyrios Kyrtzidis if (ObjCCategoryImplDecl *Impl = Category->getImplementation()) 5531cb35dd4840d21cec58648361180d5688446a9caArgyrios Kyrtzidis if (ObjCMethodDecl *MD = Impl->getInstanceMethod(Sel)) 5541cb35dd4840d21cec58648361180d5688446a9caArgyrios Kyrtzidis return MD; 5551cb35dd4840d21cec58648361180d5688446a9caArgyrios Kyrtzidis return 0; 5561cb35dd4840d21cec58648361180d5688446a9caArgyrios Kyrtzidis} 5571cb35dd4840d21cec58648361180d5688446a9caArgyrios Kyrtzidis 5581cb35dd4840d21cec58648361180d5688446a9caArgyrios KyrtzidisObjCMethodDecl *ObjCInterfaceDecl::getCategoryClassMethod(Selector Sel) const { 5591cb35dd4840d21cec58648361180d5688446a9caArgyrios Kyrtzidis for (ObjCCategoryDecl *Category = getCategoryList(); 5601cb35dd4840d21cec58648361180d5688446a9caArgyrios Kyrtzidis Category; Category = Category->getNextClassCategory()) 5611cb35dd4840d21cec58648361180d5688446a9caArgyrios Kyrtzidis if (ObjCCategoryImplDecl *Impl = Category->getImplementation()) 5621cb35dd4840d21cec58648361180d5688446a9caArgyrios Kyrtzidis if (ObjCMethodDecl *MD = Impl->getClassMethod(Sel)) 5631cb35dd4840d21cec58648361180d5688446a9caArgyrios Kyrtzidis return MD; 5641cb35dd4840d21cec58648361180d5688446a9caArgyrios Kyrtzidis return 0; 5651cb35dd4840d21cec58648361180d5688446a9caArgyrios Kyrtzidis} 5661cb35dd4840d21cec58648361180d5688446a9caArgyrios Kyrtzidis 5670fd8904c5f71a11d29f67716c3ebdf7ad1c855fbFariborz Jahanian/// ClassImplementsProtocol - Checks that 'lProto' protocol 5680fd8904c5f71a11d29f67716c3ebdf7ad1c855fbFariborz Jahanian/// has been implemented in IDecl class, its super class or categories (if 5690fd8904c5f71a11d29f67716c3ebdf7ad1c855fbFariborz Jahanian/// lookupCategory is true). 5700fd8904c5f71a11d29f67716c3ebdf7ad1c855fbFariborz Jahanianbool ObjCInterfaceDecl::ClassImplementsProtocol(ObjCProtocolDecl *lProto, 5710fd8904c5f71a11d29f67716c3ebdf7ad1c855fbFariborz Jahanian bool lookupCategory, 5720fd8904c5f71a11d29f67716c3ebdf7ad1c855fbFariborz Jahanian bool RHSIsQualifiedID) { 5730fd8904c5f71a11d29f67716c3ebdf7ad1c855fbFariborz Jahanian ObjCInterfaceDecl *IDecl = this; 5740fd8904c5f71a11d29f67716c3ebdf7ad1c855fbFariborz Jahanian // 1st, look up the class. 5750fd8904c5f71a11d29f67716c3ebdf7ad1c855fbFariborz Jahanian const ObjCList<ObjCProtocolDecl> &Protocols = 5760fd8904c5f71a11d29f67716c3ebdf7ad1c855fbFariborz Jahanian IDecl->getReferencedProtocols(); 5771eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 5780fd8904c5f71a11d29f67716c3ebdf7ad1c855fbFariborz Jahanian for (ObjCList<ObjCProtocolDecl>::iterator PI = Protocols.begin(), 5790fd8904c5f71a11d29f67716c3ebdf7ad1c855fbFariborz Jahanian E = Protocols.end(); PI != E; ++PI) { 5800fd8904c5f71a11d29f67716c3ebdf7ad1c855fbFariborz Jahanian if (getASTContext().ProtocolCompatibleWithProtocol(lProto, *PI)) 5810fd8904c5f71a11d29f67716c3ebdf7ad1c855fbFariborz Jahanian return true; 5820fd8904c5f71a11d29f67716c3ebdf7ad1c855fbFariborz Jahanian // This is dubious and is added to be compatible with gcc. In gcc, it is 5830fd8904c5f71a11d29f67716c3ebdf7ad1c855fbFariborz Jahanian // also allowed assigning a protocol-qualified 'id' type to a LHS object 5840fd8904c5f71a11d29f67716c3ebdf7ad1c855fbFariborz Jahanian // when protocol in qualified LHS is in list of protocols in the rhs 'id' 5850fd8904c5f71a11d29f67716c3ebdf7ad1c855fbFariborz Jahanian // object. This IMO, should be a bug. 5860fd8904c5f71a11d29f67716c3ebdf7ad1c855fbFariborz Jahanian // FIXME: Treat this as an extension, and flag this as an error when GCC 5870fd8904c5f71a11d29f67716c3ebdf7ad1c855fbFariborz Jahanian // extensions are not enabled. 5881eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump if (RHSIsQualifiedID && 5890fd8904c5f71a11d29f67716c3ebdf7ad1c855fbFariborz Jahanian getASTContext().ProtocolCompatibleWithProtocol(*PI, lProto)) 5900fd8904c5f71a11d29f67716c3ebdf7ad1c855fbFariborz Jahanian return true; 5910fd8904c5f71a11d29f67716c3ebdf7ad1c855fbFariborz Jahanian } 5921eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 5930fd8904c5f71a11d29f67716c3ebdf7ad1c855fbFariborz Jahanian // 2nd, look up the category. 5940fd8904c5f71a11d29f67716c3ebdf7ad1c855fbFariborz Jahanian if (lookupCategory) 5950fd8904c5f71a11d29f67716c3ebdf7ad1c855fbFariborz Jahanian for (ObjCCategoryDecl *CDecl = IDecl->getCategoryList(); CDecl; 5960fd8904c5f71a11d29f67716c3ebdf7ad1c855fbFariborz Jahanian CDecl = CDecl->getNextClassCategory()) { 5970fd8904c5f71a11d29f67716c3ebdf7ad1c855fbFariborz Jahanian for (ObjCCategoryDecl::protocol_iterator PI = CDecl->protocol_begin(), 5980fd8904c5f71a11d29f67716c3ebdf7ad1c855fbFariborz Jahanian E = CDecl->protocol_end(); PI != E; ++PI) 5990fd8904c5f71a11d29f67716c3ebdf7ad1c855fbFariborz Jahanian if (getASTContext().ProtocolCompatibleWithProtocol(lProto, *PI)) 6000fd8904c5f71a11d29f67716c3ebdf7ad1c855fbFariborz Jahanian return true; 6010fd8904c5f71a11d29f67716c3ebdf7ad1c855fbFariborz Jahanian } 6021eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 6030fd8904c5f71a11d29f67716c3ebdf7ad1c855fbFariborz Jahanian // 3rd, look up the super class(s) 6040fd8904c5f71a11d29f67716c3ebdf7ad1c855fbFariborz Jahanian if (IDecl->getSuperClass()) 6050fd8904c5f71a11d29f67716c3ebdf7ad1c855fbFariborz Jahanian return 6060fd8904c5f71a11d29f67716c3ebdf7ad1c855fbFariborz Jahanian IDecl->getSuperClass()->ClassImplementsProtocol(lProto, lookupCategory, 6070fd8904c5f71a11d29f67716c3ebdf7ad1c855fbFariborz Jahanian RHSIsQualifiedID); 6081eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 6090fd8904c5f71a11d29f67716c3ebdf7ad1c855fbFariborz Jahanian return false; 6100fd8904c5f71a11d29f67716c3ebdf7ad1c855fbFariborz Jahanian} 6110fd8904c5f71a11d29f67716c3ebdf7ad1c855fbFariborz Jahanian 612ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner//===----------------------------------------------------------------------===// 613ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner// ObjCIvarDecl 614ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner//===----------------------------------------------------------------------===// 615ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner 616a06549226f45d5b72169a3d054415616dd1014a2Daniel DunbarObjCIvarDecl *ObjCIvarDecl::Create(ASTContext &C, ObjCContainerDecl *DC, 6170c00aac5d618f39afc406c5b2e07642930af1d56Argyrios Kyrtzidis SourceLocation L, IdentifierInfo *Id, 618a93c934af4fbf97cbe8e649d82e68ccacfe57c95John McCall QualType T, TypeSourceInfo *TInfo, 619ad51e74030a59a8aa4ef0ebca1d7a701602ef53bFariborz Jahanian AccessControl ac, Expr *BW, 620ad51e74030a59a8aa4ef0ebca1d7a701602ef53bFariborz Jahanian bool synthesized) { 621a06549226f45d5b72169a3d054415616dd1014a2Daniel Dunbar if (DC) { 622a06549226f45d5b72169a3d054415616dd1014a2Daniel Dunbar // Ivar's can only appear in interfaces, implementations (via synthesized 623a06549226f45d5b72169a3d054415616dd1014a2Daniel Dunbar // properties), and class extensions (via direct declaration, or synthesized 624a06549226f45d5b72169a3d054415616dd1014a2Daniel Dunbar // properties). 625a06549226f45d5b72169a3d054415616dd1014a2Daniel Dunbar // 626a06549226f45d5b72169a3d054415616dd1014a2Daniel Dunbar // FIXME: This should really be asserting this: 627a06549226f45d5b72169a3d054415616dd1014a2Daniel Dunbar // (isa<ObjCCategoryDecl>(DC) && 628a06549226f45d5b72169a3d054415616dd1014a2Daniel Dunbar // cast<ObjCCategoryDecl>(DC)->IsClassExtension())) 629a06549226f45d5b72169a3d054415616dd1014a2Daniel Dunbar // but unfortunately we sometimes place ivars into non-class extension 630a06549226f45d5b72169a3d054415616dd1014a2Daniel Dunbar // categories on error. This breaks an AST invariant, and should not be 631a06549226f45d5b72169a3d054415616dd1014a2Daniel Dunbar // fixed. 632a06549226f45d5b72169a3d054415616dd1014a2Daniel Dunbar assert((isa<ObjCInterfaceDecl>(DC) || isa<ObjCImplementationDecl>(DC) || 633a06549226f45d5b72169a3d054415616dd1014a2Daniel Dunbar isa<ObjCCategoryDecl>(DC)) && 634a06549226f45d5b72169a3d054415616dd1014a2Daniel Dunbar "Invalid ivar decl context!"); 6352c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian // Once a new ivar is created in any of class/class-extension/implementation 6362c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian // decl contexts, the previously built IvarList must be rebuilt. 6372c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian ObjCInterfaceDecl *ID = dyn_cast<ObjCInterfaceDecl>(DC); 6382c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian if (!ID) { 639000835d0b04345c0014c603fe6339b3bc154050eFariborz Jahanian if (ObjCImplementationDecl *IM = dyn_cast<ObjCImplementationDecl>(DC)) { 6402c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian ID = IM->getClassInterface(); 641000835d0b04345c0014c603fe6339b3bc154050eFariborz Jahanian if (BW) 642000835d0b04345c0014c603fe6339b3bc154050eFariborz Jahanian IM->setHasSynthBitfield(true); 643000835d0b04345c0014c603fe6339b3bc154050eFariborz Jahanian } 644000835d0b04345c0014c603fe6339b3bc154050eFariborz Jahanian else { 645000835d0b04345c0014c603fe6339b3bc154050eFariborz Jahanian ObjCCategoryDecl *CD = cast<ObjCCategoryDecl>(DC); 646000835d0b04345c0014c603fe6339b3bc154050eFariborz Jahanian ID = CD->getClassInterface(); 647000835d0b04345c0014c603fe6339b3bc154050eFariborz Jahanian if (BW) 648000835d0b04345c0014c603fe6339b3bc154050eFariborz Jahanian CD->setHasSynthBitfield(true); 649000835d0b04345c0014c603fe6339b3bc154050eFariborz Jahanian } 6502c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian } 6512c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian ID->setIvarList(0); 652a06549226f45d5b72169a3d054415616dd1014a2Daniel Dunbar } 653a06549226f45d5b72169a3d054415616dd1014a2Daniel Dunbar 654ad51e74030a59a8aa4ef0ebca1d7a701602ef53bFariborz Jahanian return new (C) ObjCIvarDecl(DC, L, Id, T, TInfo, ac, BW, synthesized); 6556c4ae5de0c356777446f823b573821fb95560d91Chris Lattner} 6566c4ae5de0c356777446f823b573821fb95560d91Chris Lattner 65727a961a6adab85cfcf7e48485bbec9237719ae96Daniel Dunbarconst ObjCInterfaceDecl *ObjCIvarDecl::getContainingInterface() const { 65827a961a6adab85cfcf7e48485bbec9237719ae96Daniel Dunbar const ObjCContainerDecl *DC = cast<ObjCContainerDecl>(getDeclContext()); 65927a961a6adab85cfcf7e48485bbec9237719ae96Daniel Dunbar 66027a961a6adab85cfcf7e48485bbec9237719ae96Daniel Dunbar switch (DC->getKind()) { 66127a961a6adab85cfcf7e48485bbec9237719ae96Daniel Dunbar default: 66227a961a6adab85cfcf7e48485bbec9237719ae96Daniel Dunbar case ObjCCategoryImpl: 66327a961a6adab85cfcf7e48485bbec9237719ae96Daniel Dunbar case ObjCProtocol: 66427a961a6adab85cfcf7e48485bbec9237719ae96Daniel Dunbar assert(0 && "invalid ivar container!"); 66527a961a6adab85cfcf7e48485bbec9237719ae96Daniel Dunbar return 0; 66627a961a6adab85cfcf7e48485bbec9237719ae96Daniel Dunbar 66727a961a6adab85cfcf7e48485bbec9237719ae96Daniel Dunbar // Ivars can only appear in class extension categories. 66827a961a6adab85cfcf7e48485bbec9237719ae96Daniel Dunbar case ObjCCategory: { 66927a961a6adab85cfcf7e48485bbec9237719ae96Daniel Dunbar const ObjCCategoryDecl *CD = cast<ObjCCategoryDecl>(DC); 67027a961a6adab85cfcf7e48485bbec9237719ae96Daniel Dunbar assert(CD->IsClassExtension() && "invalid container for ivar!"); 67127a961a6adab85cfcf7e48485bbec9237719ae96Daniel Dunbar return CD->getClassInterface(); 67227a961a6adab85cfcf7e48485bbec9237719ae96Daniel Dunbar } 67327a961a6adab85cfcf7e48485bbec9237719ae96Daniel Dunbar 67427a961a6adab85cfcf7e48485bbec9237719ae96Daniel Dunbar case ObjCImplementation: 67527a961a6adab85cfcf7e48485bbec9237719ae96Daniel Dunbar return cast<ObjCImplementationDecl>(DC)->getClassInterface(); 67601e6779faca1e3a3164c697d6e2dfee0881a6981Ted Kremenek 67727a961a6adab85cfcf7e48485bbec9237719ae96Daniel Dunbar case ObjCInterface: 67827a961a6adab85cfcf7e48485bbec9237719ae96Daniel Dunbar return cast<ObjCInterfaceDecl>(DC); 67927a961a6adab85cfcf7e48485bbec9237719ae96Daniel Dunbar } 68027a961a6adab85cfcf7e48485bbec9237719ae96Daniel Dunbar} 681ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner 682ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner//===----------------------------------------------------------------------===// 683ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner// ObjCAtDefsFieldDecl 684ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner//===----------------------------------------------------------------------===// 685ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner 68601e6779faca1e3a3164c697d6e2dfee0881a6981Ted KremenekObjCAtDefsFieldDecl 68744b4321feab46299d3f5cfd404680884752a0fcfDouglas Gregor*ObjCAtDefsFieldDecl::Create(ASTContext &C, DeclContext *DC, SourceLocation L, 68801e6779faca1e3a3164c697d6e2dfee0881a6981Ted Kremenek IdentifierInfo *Id, QualType T, Expr *BW) { 6893e9704981d7691fdd44913bf1786e8d760d8a627Steve Naroff return new (C) ObjCAtDefsFieldDecl(DC, L, Id, T, BW); 69001e6779faca1e3a3164c697d6e2dfee0881a6981Ted Kremenek} 69101e6779faca1e3a3164c697d6e2dfee0881a6981Ted Kremenek 692ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner//===----------------------------------------------------------------------===// 693ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner// ObjCProtocolDecl 694ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner//===----------------------------------------------------------------------===// 695ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner 696d04341000d35c8808a72838b057eed7bf13b7661Douglas GregorObjCProtocolDecl *ObjCProtocolDecl::Create(ASTContext &C, DeclContext *DC, 6971eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump SourceLocation L, 698c858105d41602a2dadb2efbc1af80a7b791ebac3Chris Lattner IdentifierInfo *Id) { 6993e9704981d7691fdd44913bf1786e8d760d8a627Steve Naroff return new (C) ObjCProtocolDecl(DC, L, Id); 700cca59d77c4b84fd2da268018dbaf9431a621e75bChris Lattner} 701cca59d77c4b84fd2da268018dbaf9431a621e75bChris Lattner 70291b0b0cf6b537cbcbca0038c7032f87161a41d31Steve NaroffObjCProtocolDecl *ObjCProtocolDecl::lookupProtocolNamed(IdentifierInfo *Name) { 70391b0b0cf6b537cbcbca0038c7032f87161a41d31Steve Naroff ObjCProtocolDecl *PDecl = this; 70491b0b0cf6b537cbcbca0038c7032f87161a41d31Steve Naroff 70591b0b0cf6b537cbcbca0038c7032f87161a41d31Steve Naroff if (Name == getIdentifier()) 70691b0b0cf6b537cbcbca0038c7032f87161a41d31Steve Naroff return PDecl; 70791b0b0cf6b537cbcbca0038c7032f87161a41d31Steve Naroff 70891b0b0cf6b537cbcbca0038c7032f87161a41d31Steve Naroff for (protocol_iterator I = protocol_begin(), E = protocol_end(); I != E; ++I) 70991b0b0cf6b537cbcbca0038c7032f87161a41d31Steve Naroff if ((PDecl = (*I)->lookupProtocolNamed(Name))) 71091b0b0cf6b537cbcbca0038c7032f87161a41d31Steve Naroff return PDecl; 7111eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 71291b0b0cf6b537cbcbca0038c7032f87161a41d31Steve Naroff return NULL; 71391b0b0cf6b537cbcbca0038c7032f87161a41d31Steve Naroff} 71491b0b0cf6b537cbcbca0038c7032f87161a41d31Steve Naroff 715094e2bb6730d63e0f6919e4839522a43b7644181Argyrios Kyrtzidis// lookupMethod - Lookup a instance/class method in the protocol and protocols 716ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner// it inherited. 717094e2bb6730d63e0f6919e4839522a43b7644181Argyrios KyrtzidisObjCMethodDecl *ObjCProtocolDecl::lookupMethod(Selector Sel, 718094e2bb6730d63e0f6919e4839522a43b7644181Argyrios Kyrtzidis bool isInstance) const { 719ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner ObjCMethodDecl *MethodDecl = NULL; 7201eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 721094e2bb6730d63e0f6919e4839522a43b7644181Argyrios Kyrtzidis if ((MethodDecl = getMethod(Sel, isInstance))) 722ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner return MethodDecl; 7231eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 724ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner for (protocol_iterator I = protocol_begin(), E = protocol_end(); I != E; ++I) 725094e2bb6730d63e0f6919e4839522a43b7644181Argyrios Kyrtzidis if ((MethodDecl = (*I)->lookupMethod(Sel, isInstance))) 726ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner return MethodDecl; 727ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner return NULL; 728ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner} 729411280e5b25ba7dcd7c8a82a5c23880fe7632a3cChris Lattner 730ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner//===----------------------------------------------------------------------===// 731ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner// ObjCClassDecl 732ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner//===----------------------------------------------------------------------===// 733411280e5b25ba7dcd7c8a82a5c23880fe7632a3cChris Lattner 7341eb4433ac451dc16f4133a88af2d002ac26c58efMike StumpObjCClassDecl::ObjCClassDecl(DeclContext *DC, SourceLocation L, 735321c22f1c4271c3d9a3d4d3fc18847f948ab595bTed Kremenek ObjCInterfaceDecl *const *Elts, 736321c22f1c4271c3d9a3d4d3fc18847f948ab595bTed Kremenek const SourceLocation *Locs, 737321c22f1c4271c3d9a3d4d3fc18847f948ab595bTed Kremenek unsigned nElts, 73838af2deb27cdfa1a95bde96e30dab15dce53fcefChris Lattner ASTContext &C) 73938af2deb27cdfa1a95bde96e30dab15dce53fcefChris Lattner : Decl(ObjCClass, DC, L) { 740321c22f1c4271c3d9a3d4d3fc18847f948ab595bTed Kremenek setClassList(C, Elts, Locs, nElts); 74138af2deb27cdfa1a95bde96e30dab15dce53fcefChris Lattner} 74238af2deb27cdfa1a95bde96e30dab15dce53fcefChris Lattner 743321c22f1c4271c3d9a3d4d3fc18847f948ab595bTed Kremenekvoid ObjCClassDecl::setClassList(ASTContext &C, ObjCInterfaceDecl*const*List, 744321c22f1c4271c3d9a3d4d3fc18847f948ab595bTed Kremenek const SourceLocation *Locs, unsigned Num) { 745321c22f1c4271c3d9a3d4d3fc18847f948ab595bTed Kremenek ForwardDecls = (ObjCClassRef*) C.Allocate(sizeof(ObjCClassRef)*Num, 7463248854a5d16e1de17c58e05f726bdef9f042df2Chris Lattner llvm::alignOf<ObjCClassRef>()); 747321c22f1c4271c3d9a3d4d3fc18847f948ab595bTed Kremenek for (unsigned i = 0; i < Num; ++i) 748321c22f1c4271c3d9a3d4d3fc18847f948ab595bTed Kremenek new (&ForwardDecls[i]) ObjCClassRef(List[i], Locs[i]); 749321c22f1c4271c3d9a3d4d3fc18847f948ab595bTed Kremenek 750321c22f1c4271c3d9a3d4d3fc18847f948ab595bTed Kremenek NumDecls = Num; 751321c22f1c4271c3d9a3d4d3fc18847f948ab595bTed Kremenek} 75238af2deb27cdfa1a95bde96e30dab15dce53fcefChris Lattner 753d04341000d35c8808a72838b057eed7bf13b7661Douglas GregorObjCClassDecl *ObjCClassDecl::Create(ASTContext &C, DeclContext *DC, 7540ed844b04ea4387caa4e1cf3dc375d269657536bChris Lattner SourceLocation L, 75567956052ea5fb0cd7f443de96a11f9a0176dc681Chris Lattner ObjCInterfaceDecl *const *Elts, 756321c22f1c4271c3d9a3d4d3fc18847f948ab595bTed Kremenek const SourceLocation *Locs, 75767956052ea5fb0cd7f443de96a11f9a0176dc681Chris Lattner unsigned nElts) { 758321c22f1c4271c3d9a3d4d3fc18847f948ab595bTed Kremenek return new (C) ObjCClassDecl(DC, L, Elts, Locs, nElts, C); 75961f9d41036e30ff80130f99b31c0626e3ef057ccChris Lattner} 76061f9d41036e30ff80130f99b31c0626e3ef057ccChris Lattner 7612dbdd622d02d1bfbe1e5bcf421b07b74c7a748f1Ted KremenekSourceRange ObjCClassDecl::getSourceRange() const { 7622dbdd622d02d1bfbe1e5bcf421b07b74c7a748f1Ted Kremenek // FIXME: We should include the semicolon 7632dbdd622d02d1bfbe1e5bcf421b07b74c7a748f1Ted Kremenek assert(NumDecls); 7642dbdd622d02d1bfbe1e5bcf421b07b74c7a748f1Ted Kremenek return SourceRange(getLocation(), ForwardDecls[NumDecls-1].getLocation()); 7652dbdd622d02d1bfbe1e5bcf421b07b74c7a748f1Ted Kremenek} 7662dbdd622d02d1bfbe1e5bcf421b07b74c7a748f1Ted Kremenek 767ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner//===----------------------------------------------------------------------===// 768ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner// ObjCForwardProtocolDecl 769ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner//===----------------------------------------------------------------------===// 770ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner 77138af2deb27cdfa1a95bde96e30dab15dce53fcefChris LattnerObjCForwardProtocolDecl:: 77238af2deb27cdfa1a95bde96e30dab15dce53fcefChris LattnerObjCForwardProtocolDecl(DeclContext *DC, SourceLocation L, 77338af2deb27cdfa1a95bde96e30dab15dce53fcefChris Lattner ObjCProtocolDecl *const *Elts, unsigned nElts, 77418df52bbb5d28ca082064d31ae7558dbdae52377Douglas Gregor const SourceLocation *Locs, ASTContext &C) 7751eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump: Decl(ObjCForwardProtocol, DC, L) { 77618df52bbb5d28ca082064d31ae7558dbdae52377Douglas Gregor ReferencedProtocols.set(Elts, nElts, Locs, C); 77738af2deb27cdfa1a95bde96e30dab15dce53fcefChris Lattner} 77838af2deb27cdfa1a95bde96e30dab15dce53fcefChris Lattner 77938af2deb27cdfa1a95bde96e30dab15dce53fcefChris Lattner 78061f9d41036e30ff80130f99b31c0626e3ef057ccChris LattnerObjCForwardProtocolDecl * 781d04341000d35c8808a72838b057eed7bf13b7661Douglas GregorObjCForwardProtocolDecl::Create(ASTContext &C, DeclContext *DC, 7821eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump SourceLocation L, 78307fa7749da805969f2ed467a4eb5b405a4ff9a23Chris Lattner ObjCProtocolDecl *const *Elts, 78418df52bbb5d28ca082064d31ae7558dbdae52377Douglas Gregor unsigned NumElts, 78518df52bbb5d28ca082064d31ae7558dbdae52377Douglas Gregor const SourceLocation *Locs) { 78618df52bbb5d28ca082064d31ae7558dbdae52377Douglas Gregor return new (C) ObjCForwardProtocolDecl(DC, L, Elts, NumElts, Locs, C); 7870b7ebb3dba0df0a6cbf221e5edbc6a4b8848478cChris Lattner} 7880b7ebb3dba0df0a6cbf221e5edbc6a4b8848478cChris Lattner 789ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner//===----------------------------------------------------------------------===// 790ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner// ObjCCategoryDecl 791ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner//===----------------------------------------------------------------------===// 792ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner 793d04341000d35c8808a72838b057eed7bf13b7661Douglas GregorObjCCategoryDecl *ObjCCategoryDecl::Create(ASTContext &C, DeclContext *DC, 7943db211b617c5073aa70eb25d37ed44ae0dca17c4Douglas Gregor SourceLocation AtLoc, 7953db211b617c5073aa70eb25d37ed44ae0dca17c4Douglas Gregor SourceLocation ClassNameLoc, 7963db211b617c5073aa70eb25d37ed44ae0dca17c4Douglas Gregor SourceLocation CategoryNameLoc, 79761f9d41036e30ff80130f99b31c0626e3ef057ccChris Lattner IdentifierInfo *Id) { 7983db211b617c5073aa70eb25d37ed44ae0dca17c4Douglas Gregor return new (C) ObjCCategoryDecl(DC, AtLoc, ClassNameLoc, CategoryNameLoc, Id); 79961f9d41036e30ff80130f99b31c0626e3ef057ccChris Lattner} 80061f9d41036e30ff80130f99b31c0626e3ef057ccChris Lattner 8018a1d722f13df383600f36d77f842957c8adb5f1bArgyrios KyrtzidisObjCCategoryImplDecl *ObjCCategoryDecl::getImplementation() const { 8028a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis return getASTContext().getObjCImplementation( 8038a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis const_cast<ObjCCategoryDecl*>(this)); 8048a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis} 8058a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis 8068a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidisvoid ObjCCategoryDecl::setImplementation(ObjCCategoryImplDecl *ImplD) { 8078a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis getASTContext().setObjCImplementation(this, ImplD); 8088a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis} 8098a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis 8108a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis 811ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner//===----------------------------------------------------------------------===// 812ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner// ObjCCategoryImplDecl 813ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner//===----------------------------------------------------------------------===// 814ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner 81575c9cae5f85c72cbb1649e93849e16ede3f07522Chris LattnerObjCCategoryImplDecl * 816d04341000d35c8808a72838b057eed7bf13b7661Douglas GregorObjCCategoryImplDecl::Create(ASTContext &C, DeclContext *DC, 8170ed844b04ea4387caa4e1cf3dc375d269657536bChris Lattner SourceLocation L,IdentifierInfo *Id, 81875c9cae5f85c72cbb1649e93849e16ede3f07522Chris Lattner ObjCInterfaceDecl *ClassInterface) { 8193e9704981d7691fdd44913bf1786e8d760d8a627Steve Naroff return new (C) ObjCCategoryImplDecl(DC, L, Id, ClassInterface); 82075c9cae5f85c72cbb1649e93849e16ede3f07522Chris Lattner} 82175c9cae5f85c72cbb1649e93849e16ede3f07522Chris Lattner 8220d69b8cc8e90a9364771837cb42d7031b4cbb984Steve NaroffObjCCategoryDecl *ObjCCategoryImplDecl::getCategoryDecl() const { 823ebfa339321f8a4df9d5011e591a615d5765107d5Ted Kremenek // The class interface might be NULL if we are working with invalid code. 824ebfa339321f8a4df9d5011e591a615d5765107d5Ted Kremenek if (const ObjCInterfaceDecl *ID = getClassInterface()) 825ebfa339321f8a4df9d5011e591a615d5765107d5Ted Kremenek return ID->FindCategoryDeclaration(getIdentifier()); 826ebfa339321f8a4df9d5011e591a615d5765107d5Ted Kremenek return 0; 8274292073a858f72769fa405b48390620c8932f8aeArgyrios Kyrtzidis} 8284292073a858f72769fa405b48390620c8932f8aeArgyrios Kyrtzidis 829f8d17a59167d9c2026506ed8813ea434d93b662aChris Lattner 83017945a0f64fe03ff6ec0c2146005a87636e3ac12Argyrios Kyrtzidisvoid ObjCImplDecl::addPropertyImplementation(ObjCPropertyImplDecl *property) { 8312c2d43c557beca1b4ba4bd743f33978aecb46a97Douglas Gregor // FIXME: The context should be correct before we get here. 832653f1b1bf293a9bd96fd4dd6372e779cc7af1597Douglas Gregor property->setLexicalDeclContext(this); 83317945a0f64fe03ff6ec0c2146005a87636e3ac12Argyrios Kyrtzidis addDecl(property); 834653f1b1bf293a9bd96fd4dd6372e779cc7af1597Douglas Gregor} 835653f1b1bf293a9bd96fd4dd6372e779cc7af1597Douglas Gregor 8368a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidisvoid ObjCImplDecl::setClassInterface(ObjCInterfaceDecl *IFace) { 8378a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis ASTContext &Ctx = getASTContext(); 8388a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis 8398a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis if (ObjCImplementationDecl *ImplD 84098f2cca4b2731b5d43da7c1582dd443ecead658dDuncan Sands = dyn_cast_or_null<ObjCImplementationDecl>(this)) { 8418a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis if (IFace) 8428a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis Ctx.setObjCImplementation(IFace, ImplD); 8438a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis 84498f2cca4b2731b5d43da7c1582dd443ecead658dDuncan Sands } else if (ObjCCategoryImplDecl *ImplD = 8458a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis dyn_cast_or_null<ObjCCategoryImplDecl>(this)) { 8468a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis if (ObjCCategoryDecl *CD = IFace->FindCategoryDeclaration(getIdentifier())) 8478a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis Ctx.setObjCImplementation(CD, ImplD); 8488a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis } 8498a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis 8508a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis ClassInterface = IFace; 8518a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis} 8528a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis 853ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner/// FindPropertyImplIvarDecl - This method lookup the ivar in the list of 854ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner/// properties implemented in this category @implementation block and returns 855ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner/// the implemented property that uses it. 856aaa63a761c6671a08e3f4f463435b72739fa194bFariborz Jahanian/// 8573aa1861bd8b5121e53379b1a00f9d6ad8dead4f6Chris LattnerObjCPropertyImplDecl *ObjCImplDecl:: 85817945a0f64fe03ff6ec0c2146005a87636e3ac12Argyrios KyrtzidisFindPropertyImplIvarDecl(IdentifierInfo *ivarId) const { 85917945a0f64fe03ff6ec0c2146005a87636e3ac12Argyrios Kyrtzidis for (propimpl_iterator i = propimpl_begin(), e = propimpl_end(); i != e; ++i){ 860ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner ObjCPropertyImplDecl *PID = *i; 861ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner if (PID->getPropertyIvarDecl() && 862ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner PID->getPropertyIvarDecl()->getIdentifier() == ivarId) 863ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner return PID; 864ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner } 8650701bbb228dfd87e1fe82a0a4b7b9facfecb43daSteve Naroff return 0; 8660701bbb228dfd87e1fe82a0a4b7b9facfecb43daSteve Naroff} 8670701bbb228dfd87e1fe82a0a4b7b9facfecb43daSteve Naroff 868ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner/// FindPropertyImplDecl - This method looks up a previous ObjCPropertyImplDecl 869ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner/// added to the list of those properties @synthesized/@dynamic in this 870ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner/// category @implementation block. 871559c0c4bbecc017aab0716d546c4fefbcc194687Fariborz Jahanian/// 8723aa1861bd8b5121e53379b1a00f9d6ad8dead4f6Chris LattnerObjCPropertyImplDecl *ObjCImplDecl:: 87317945a0f64fe03ff6ec0c2146005a87636e3ac12Argyrios KyrtzidisFindPropertyImplDecl(IdentifierInfo *Id) const { 87417945a0f64fe03ff6ec0c2146005a87636e3ac12Argyrios Kyrtzidis for (propimpl_iterator i = propimpl_begin(), e = propimpl_end(); i != e; ++i){ 875ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner ObjCPropertyImplDecl *PID = *i; 876ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner if (PID->getPropertyDecl()->getIdentifier() == Id) 877ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner return PID; 878f034e9cc4dad81d8fe6eb88a84da55b2909a9cddFariborz Jahanian } 879559c0c4bbecc017aab0716d546c4fefbcc194687Fariborz Jahanian return 0; 880559c0c4bbecc017aab0716d546c4fefbcc194687Fariborz Jahanian} 881559c0c4bbecc017aab0716d546c4fefbcc194687Fariborz Jahanian 882900fc6388e803868a34b9483510c345e9b49d7ebBenjamin Kramerllvm::raw_ostream &clang::operator<<(llvm::raw_ostream &OS, 883900fc6388e803868a34b9483510c345e9b49d7ebBenjamin Kramer const ObjCCategoryImplDecl *CID) { 884900fc6388e803868a34b9483510c345e9b49d7ebBenjamin Kramer OS << CID->getName(); 885900fc6388e803868a34b9483510c345e9b49d7ebBenjamin Kramer return OS; 886900fc6388e803868a34b9483510c345e9b49d7ebBenjamin Kramer} 887900fc6388e803868a34b9483510c345e9b49d7ebBenjamin Kramer 888ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner//===----------------------------------------------------------------------===// 889ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner// ObjCImplementationDecl 890ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner//===----------------------------------------------------------------------===// 8911e03a561f4bd96910cb31a8af53a6ad321a12b51Chris Lattner 892ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris LattnerObjCImplementationDecl * 8931eb4433ac451dc16f4133a88af2d002ac26c58efMike StumpObjCImplementationDecl::Create(ASTContext &C, DeclContext *DC, 894ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner SourceLocation L, 895ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner ObjCInterfaceDecl *ClassInterface, 896ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner ObjCInterfaceDecl *SuperDecl) { 897ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner return new (C) ObjCImplementationDecl(DC, L, ClassInterface, SuperDecl); 898ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner} 8991e03a561f4bd96910cb31a8af53a6ad321a12b51Chris Lattner 900900fc6388e803868a34b9483510c345e9b49d7ebBenjamin Kramerllvm::raw_ostream &clang::operator<<(llvm::raw_ostream &OS, 901900fc6388e803868a34b9483510c345e9b49d7ebBenjamin Kramer const ObjCImplementationDecl *ID) { 902900fc6388e803868a34b9483510c345e9b49d7ebBenjamin Kramer OS << ID->getName(); 903900fc6388e803868a34b9483510c345e9b49d7ebBenjamin Kramer return OS; 904900fc6388e803868a34b9483510c345e9b49d7ebBenjamin Kramer} 905900fc6388e803868a34b9483510c345e9b49d7ebBenjamin Kramer 906ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner//===----------------------------------------------------------------------===// 907ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner// ObjCCompatibleAliasDecl 908ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner//===----------------------------------------------------------------------===// 9091e03a561f4bd96910cb31a8af53a6ad321a12b51Chris Lattner 910ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris LattnerObjCCompatibleAliasDecl * 911ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris LattnerObjCCompatibleAliasDecl::Create(ASTContext &C, DeclContext *DC, 912ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner SourceLocation L, 9131eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump IdentifierInfo *Id, 914ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner ObjCInterfaceDecl* AliasedClass) { 915ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner return new (C) ObjCCompatibleAliasDecl(DC, L, Id, AliasedClass); 9161e03a561f4bd96910cb31a8af53a6ad321a12b51Chris Lattner} 9171e03a561f4bd96910cb31a8af53a6ad321a12b51Chris Lattner 918ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner//===----------------------------------------------------------------------===// 919ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner// ObjCPropertyDecl 920ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner//===----------------------------------------------------------------------===// 9211e03a561f4bd96910cb31a8af53a6ad321a12b51Chris Lattner 922ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris LattnerObjCPropertyDecl *ObjCPropertyDecl::Create(ASTContext &C, DeclContext *DC, 923ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner SourceLocation L, 924ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner IdentifierInfo *Id, 925d0502407c1b41b2ace326f355d7b7a6876246223Fariborz Jahanian SourceLocation AtLoc, 92683a230c83a54190366138c1a4f4310ef838b88fcJohn McCall TypeSourceInfo *T, 927ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner PropertyControl propControl) { 928d0502407c1b41b2ace326f355d7b7a6876246223Fariborz Jahanian return new (C) ObjCPropertyDecl(DC, L, Id, AtLoc, T); 9291e03a561f4bd96910cb31a8af53a6ad321a12b51Chris Lattner} 9301e03a561f4bd96910cb31a8af53a6ad321a12b51Chris Lattner 931ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner//===----------------------------------------------------------------------===// 932ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner// ObjCPropertyImplDecl 933ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner//===----------------------------------------------------------------------===// 934f4af5154571e0c5eadb19df10e65464766ef6683Chris Lattner 935628b96f34e93b643b6e15e75eabb8d96079a7e27Fariborz JahanianObjCPropertyImplDecl *ObjCPropertyImplDecl::Create(ASTContext &C, 936d04341000d35c8808a72838b057eed7bf13b7661Douglas Gregor DeclContext *DC, 937628b96f34e93b643b6e15e75eabb8d96079a7e27Fariborz Jahanian SourceLocation atLoc, 938628b96f34e93b643b6e15e75eabb8d96079a7e27Fariborz Jahanian SourceLocation L, 939628b96f34e93b643b6e15e75eabb8d96079a7e27Fariborz Jahanian ObjCPropertyDecl *property, 9409f0afd4e79601d9982072ff9318e6f9a982c770eDaniel Dunbar Kind PK, 941a4ffd85a6684e42f900aad5459e58ad91bb88755Douglas Gregor ObjCIvarDecl *ivar, 942a4ffd85a6684e42f900aad5459e58ad91bb88755Douglas Gregor SourceLocation ivarLoc) { 943a4ffd85a6684e42f900aad5459e58ad91bb88755Douglas Gregor return new (C) ObjCPropertyImplDecl(DC, atLoc, L, property, PK, ivar, 944a4ffd85a6684e42f900aad5459e58ad91bb88755Douglas Gregor ivarLoc); 945628b96f34e93b643b6e15e75eabb8d96079a7e27Fariborz Jahanian} 946f4af5154571e0c5eadb19df10e65464766ef6683Chris Lattner 947a4ffd85a6684e42f900aad5459e58ad91bb88755Douglas GregorSourceRange ObjCPropertyImplDecl::getSourceRange() const { 948a4ffd85a6684e42f900aad5459e58ad91bb88755Douglas Gregor SourceLocation EndLoc = getLocation(); 949a4ffd85a6684e42f900aad5459e58ad91bb88755Douglas Gregor if (IvarLoc.isValid()) 950a4ffd85a6684e42f900aad5459e58ad91bb88755Douglas Gregor EndLoc = IvarLoc; 9510ed844b04ea4387caa4e1cf3dc375d269657536bChris Lattner 952a4ffd85a6684e42f900aad5459e58ad91bb88755Douglas Gregor return SourceRange(AtLoc, EndLoc); 953a4ffd85a6684e42f900aad5459e58ad91bb88755Douglas Gregor} 954