DeclObjC.cpp revision 491306a83c4f0f49f95a3bcbca8580cb98a91c7a
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" 17e6b8d68a927368b06ac06cc9ac9e7f60aa966d5fArgyrios Kyrtzidis#include "clang/AST/ASTMutationListener.h" 180de21fd85d79bccd32f04256f5b3328ab5ed7c95Steve Naroff#include "llvm/ADT/STLExtras.h" 191e03a561f4bd96910cb31a8af53a6ad321a12b51Chris Lattnerusing namespace clang; 201e03a561f4bd96910cb31a8af53a6ad321a12b51Chris Lattner 216c4ae5de0c356777446f823b573821fb95560d91Chris Lattner//===----------------------------------------------------------------------===// 2211e1e1af2641affb378080a4f3d1a30da1cad082Chris Lattner// ObjCListBase 2311e1e1af2641affb378080a4f3d1a30da1cad082Chris Lattner//===----------------------------------------------------------------------===// 2411e1e1af2641affb378080a4f3d1a30da1cad082Chris Lattner 2538af2deb27cdfa1a95bde96e30dab15dce53fcefChris Lattnervoid ObjCListBase::set(void *const* InList, unsigned Elts, ASTContext &Ctx) { 26ff331c15729f7d4439d253c97f4d60f2a7ffd0c6Douglas Gregor List = 0; 2711e1e1af2641affb378080a4f3d1a30da1cad082Chris Lattner if (Elts == 0) return; // Setting to an empty list is a noop. 281eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 291eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 304ee413ba81c8030c195a9166847928054ed01ca4Chris Lattner List = new (Ctx) void*[Elts]; 3111e1e1af2641affb378080a4f3d1a30da1cad082Chris Lattner NumElts = Elts; 3211e1e1af2641affb378080a4f3d1a30da1cad082Chris Lattner memcpy(List, InList, sizeof(void*)*Elts); 3311e1e1af2641affb378080a4f3d1a30da1cad082Chris Lattner} 3411e1e1af2641affb378080a4f3d1a30da1cad082Chris Lattner 3518df52bbb5d28ca082064d31ae7558dbdae52377Douglas Gregorvoid ObjCProtocolList::set(ObjCProtocolDecl* const* InList, unsigned Elts, 3618df52bbb5d28ca082064d31ae7558dbdae52377Douglas Gregor const SourceLocation *Locs, ASTContext &Ctx) { 3718df52bbb5d28ca082064d31ae7558dbdae52377Douglas Gregor if (Elts == 0) 3818df52bbb5d28ca082064d31ae7558dbdae52377Douglas Gregor return; 3918df52bbb5d28ca082064d31ae7558dbdae52377Douglas Gregor 4018df52bbb5d28ca082064d31ae7558dbdae52377Douglas Gregor Locations = new (Ctx) SourceLocation[Elts]; 4118df52bbb5d28ca082064d31ae7558dbdae52377Douglas Gregor memcpy(Locations, Locs, sizeof(SourceLocation) * Elts); 4218df52bbb5d28ca082064d31ae7558dbdae52377Douglas Gregor set(InList, Elts, Ctx); 4318df52bbb5d28ca082064d31ae7558dbdae52377Douglas Gregor} 4418df52bbb5d28ca082064d31ae7558dbdae52377Douglas Gregor 4511e1e1af2641affb378080a4f3d1a30da1cad082Chris Lattner//===----------------------------------------------------------------------===// 46ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner// ObjCInterfaceDecl 47ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner//===----------------------------------------------------------------------===// 48ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner 49496b5a894c5ec5425de53909f5aac3fb4771a2ecFariborz Jahanian/// getIvarDecl - This method looks up an ivar in this ContextDecl. 50496b5a894c5ec5425de53909f5aac3fb4771a2ecFariborz Jahanian/// 51496b5a894c5ec5425de53909f5aac3fb4771a2ecFariborz JahanianObjCIvarDecl * 5217945a0f64fe03ff6ec0c2146005a87636e3ac12Argyrios KyrtzidisObjCContainerDecl::getIvarDecl(IdentifierInfo *Id) const { 53496b5a894c5ec5425de53909f5aac3fb4771a2ecFariborz Jahanian lookup_const_iterator Ivar, IvarEnd; 5417945a0f64fe03ff6ec0c2146005a87636e3ac12Argyrios Kyrtzidis for (llvm::tie(Ivar, IvarEnd) = lookup(Id); Ivar != IvarEnd; ++Ivar) { 55496b5a894c5ec5425de53909f5aac3fb4771a2ecFariborz Jahanian if (ObjCIvarDecl *ivar = dyn_cast<ObjCIvarDecl>(*Ivar)) 56496b5a894c5ec5425de53909f5aac3fb4771a2ecFariborz Jahanian return ivar; 57496b5a894c5ec5425de53909f5aac3fb4771a2ecFariborz Jahanian } 58496b5a894c5ec5425de53909f5aac3fb4771a2ecFariborz Jahanian return 0; 59496b5a894c5ec5425de53909f5aac3fb4771a2ecFariborz Jahanian} 60496b5a894c5ec5425de53909f5aac3fb4771a2ecFariborz Jahanian 61467c0b165072689ef87fe8d9cd47a5b63485bcdcArgyrios Kyrtzidis// Get the local instance/class method declared in this interface. 626ab3524f72a6e64aa04973fa9433b5559abb3525Douglas GregorObjCMethodDecl * 63467c0b165072689ef87fe8d9cd47a5b63485bcdcArgyrios KyrtzidisObjCContainerDecl::getMethod(Selector Sel, bool isInstance) const { 640de21fd85d79bccd32f04256f5b3328ab5ed7c95Steve Naroff // Since instance & class methods can have the same name, the loop below 650de21fd85d79bccd32f04256f5b3328ab5ed7c95Steve Naroff // ensures we get the correct method. 660de21fd85d79bccd32f04256f5b3328ab5ed7c95Steve Naroff // 670de21fd85d79bccd32f04256f5b3328ab5ed7c95Steve Naroff // @interface Whatever 680de21fd85d79bccd32f04256f5b3328ab5ed7c95Steve Naroff // - (int) class_method; 690de21fd85d79bccd32f04256f5b3328ab5ed7c95Steve Naroff // + (float) class_method; 700de21fd85d79bccd32f04256f5b3328ab5ed7c95Steve Naroff // @end 710de21fd85d79bccd32f04256f5b3328ab5ed7c95Steve Naroff // 720de21fd85d79bccd32f04256f5b3328ab5ed7c95Steve Naroff lookup_const_iterator Meth, MethEnd; 7317945a0f64fe03ff6ec0c2146005a87636e3ac12Argyrios Kyrtzidis for (llvm::tie(Meth, MethEnd) = lookup(Sel); Meth != MethEnd; ++Meth) { 740de21fd85d79bccd32f04256f5b3328ab5ed7c95Steve Naroff ObjCMethodDecl *MD = dyn_cast<ObjCMethodDecl>(*Meth); 75467c0b165072689ef87fe8d9cd47a5b63485bcdcArgyrios Kyrtzidis if (MD && MD->isInstanceMethod() == isInstance) 760de21fd85d79bccd32f04256f5b3328ab5ed7c95Steve Naroff return MD; 770de21fd85d79bccd32f04256f5b3328ab5ed7c95Steve Naroff } 78ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner return 0; 79ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner} 80ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner 819f550ff05d496e6b9480e5619a21d9da0c9e27c1Ted KremenekObjCPropertyDecl * 82de09d0c9694f01a99870a8825266d44a29ebb325Ted KremenekObjCPropertyDecl::findPropertyDecl(const DeclContext *DC, 839f550ff05d496e6b9480e5619a21d9da0c9e27c1Ted Kremenek IdentifierInfo *propertyID) { 849f550ff05d496e6b9480e5619a21d9da0c9e27c1Ted Kremenek 85de09d0c9694f01a99870a8825266d44a29ebb325Ted Kremenek DeclContext::lookup_const_iterator I, E; 869f550ff05d496e6b9480e5619a21d9da0c9e27c1Ted Kremenek llvm::tie(I, E) = DC->lookup(propertyID); 879f550ff05d496e6b9480e5619a21d9da0c9e27c1Ted Kremenek for ( ; I != E; ++I) 889f550ff05d496e6b9480e5619a21d9da0c9e27c1Ted Kremenek if (ObjCPropertyDecl *PD = dyn_cast<ObjCPropertyDecl>(*I)) 899f550ff05d496e6b9480e5619a21d9da0c9e27c1Ted Kremenek return PD; 909f550ff05d496e6b9480e5619a21d9da0c9e27c1Ted Kremenek 919f550ff05d496e6b9480e5619a21d9da0c9e27c1Ted Kremenek return 0; 929f550ff05d496e6b9480e5619a21d9da0c9e27c1Ted Kremenek} 939f550ff05d496e6b9480e5619a21d9da0c9e27c1Ted Kremenek 94ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner/// FindPropertyDeclaration - Finds declaration of the property given its name 95ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner/// in 'PropertyId' and returns it. It returns 0, if not found. 96ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris LattnerObjCPropertyDecl * 9717945a0f64fe03ff6ec0c2146005a87636e3ac12Argyrios KyrtzidisObjCContainerDecl::FindPropertyDeclaration(IdentifierInfo *PropertyId) const { 981eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 99de09d0c9694f01a99870a8825266d44a29ebb325Ted Kremenek if (ObjCPropertyDecl *PD = 100de09d0c9694f01a99870a8825266d44a29ebb325Ted Kremenek ObjCPropertyDecl::findPropertyDecl(cast<DeclContext>(this), PropertyId)) 101de09d0c9694f01a99870a8825266d44a29ebb325Ted Kremenek return PD; 102de09d0c9694f01a99870a8825266d44a29ebb325Ted Kremenek 103de09d0c9694f01a99870a8825266d44a29ebb325Ted Kremenek switch (getKind()) { 104de09d0c9694f01a99870a8825266d44a29ebb325Ted Kremenek default: 105de09d0c9694f01a99870a8825266d44a29ebb325Ted Kremenek break; 106de09d0c9694f01a99870a8825266d44a29ebb325Ted Kremenek case Decl::ObjCProtocol: { 107de09d0c9694f01a99870a8825266d44a29ebb325Ted Kremenek const ObjCProtocolDecl *PID = cast<ObjCProtocolDecl>(this); 108de09d0c9694f01a99870a8825266d44a29ebb325Ted Kremenek for (ObjCProtocolDecl::protocol_iterator I = PID->protocol_begin(), 109de09d0c9694f01a99870a8825266d44a29ebb325Ted Kremenek E = PID->protocol_end(); I != E; ++I) 110de09d0c9694f01a99870a8825266d44a29ebb325Ted Kremenek if (ObjCPropertyDecl *P = (*I)->FindPropertyDeclaration(PropertyId)) 11125760611365be23556b32332f8a66ae21ea93ecfFariborz Jahanian return P; 112de09d0c9694f01a99870a8825266d44a29ebb325Ted Kremenek break; 113ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner } 114de09d0c9694f01a99870a8825266d44a29ebb325Ted Kremenek case Decl::ObjCInterface: { 115de09d0c9694f01a99870a8825266d44a29ebb325Ted Kremenek const ObjCInterfaceDecl *OID = cast<ObjCInterfaceDecl>(this); 116de09d0c9694f01a99870a8825266d44a29ebb325Ted Kremenek // Look through categories. 117de09d0c9694f01a99870a8825266d44a29ebb325Ted Kremenek for (ObjCCategoryDecl *Cat = OID->getCategoryList(); 118de09d0c9694f01a99870a8825266d44a29ebb325Ted Kremenek Cat; Cat = Cat->getNextClassCategory()) 119de09d0c9694f01a99870a8825266d44a29ebb325Ted Kremenek if (!Cat->IsClassExtension()) 120de09d0c9694f01a99870a8825266d44a29ebb325Ted Kremenek if (ObjCPropertyDecl *P = Cat->FindPropertyDeclaration(PropertyId)) 121de09d0c9694f01a99870a8825266d44a29ebb325Ted Kremenek return P; 122de09d0c9694f01a99870a8825266d44a29ebb325Ted Kremenek 123de09d0c9694f01a99870a8825266d44a29ebb325Ted Kremenek // Look through protocols. 12453b9441b5a81a24fa1f66f3f6416f1e36baa9c2fTed Kremenek for (ObjCInterfaceDecl::all_protocol_iterator 12553b9441b5a81a24fa1f66f3f6416f1e36baa9c2fTed Kremenek I = OID->all_referenced_protocol_begin(), 12653b9441b5a81a24fa1f66f3f6416f1e36baa9c2fTed Kremenek E = OID->all_referenced_protocol_end(); I != E; ++I) 127de09d0c9694f01a99870a8825266d44a29ebb325Ted Kremenek if (ObjCPropertyDecl *P = (*I)->FindPropertyDeclaration(PropertyId)) 128de09d0c9694f01a99870a8825266d44a29ebb325Ted Kremenek return P; 129de09d0c9694f01a99870a8825266d44a29ebb325Ted Kremenek 130de09d0c9694f01a99870a8825266d44a29ebb325Ted Kremenek // Finally, check the super class. 131de09d0c9694f01a99870a8825266d44a29ebb325Ted Kremenek if (const ObjCInterfaceDecl *superClass = OID->getSuperClass()) 132de09d0c9694f01a99870a8825266d44a29ebb325Ted Kremenek return superClass->FindPropertyDeclaration(PropertyId); 133de09d0c9694f01a99870a8825266d44a29ebb325Ted Kremenek break; 134ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner } 135de09d0c9694f01a99870a8825266d44a29ebb325Ted Kremenek case Decl::ObjCCategory: { 136de09d0c9694f01a99870a8825266d44a29ebb325Ted Kremenek const ObjCCategoryDecl *OCD = cast<ObjCCategoryDecl>(this); 137de09d0c9694f01a99870a8825266d44a29ebb325Ted Kremenek // Look through protocols. 138de09d0c9694f01a99870a8825266d44a29ebb325Ted Kremenek if (!OCD->IsClassExtension()) 139de09d0c9694f01a99870a8825266d44a29ebb325Ted Kremenek for (ObjCCategoryDecl::protocol_iterator 140de09d0c9694f01a99870a8825266d44a29ebb325Ted Kremenek I = OCD->protocol_begin(), E = OCD->protocol_end(); I != E; ++I) 14125760611365be23556b32332f8a66ae21ea93ecfFariborz Jahanian if (ObjCPropertyDecl *P = (*I)->FindPropertyDeclaration(PropertyId)) 14225760611365be23556b32332f8a66ae21ea93ecfFariborz Jahanian return P; 143de09d0c9694f01a99870a8825266d44a29ebb325Ted Kremenek 144de09d0c9694f01a99870a8825266d44a29ebb325Ted Kremenek break; 145ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner } 146ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner } 147ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner return 0; 148ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner} 149ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner 150a6f14e1a7ee3a9343a838297c73ca87fddb9ed4aFariborz Jahanian/// FindPropertyVisibleInPrimaryClass - Finds declaration of the property 151a6f14e1a7ee3a9343a838297c73ca87fddb9ed4aFariborz Jahanian/// with name 'PropertyId' in the primary class; including those in protocols 15237cafb077ad5b170acae77e566638603011ef4c0Ted Kremenek/// (direct or indirect) used by the primary class. 153a6f14e1a7ee3a9343a838297c73ca87fddb9ed4aFariborz Jahanian/// 154a6f14e1a7ee3a9343a838297c73ca87fddb9ed4aFariborz JahanianObjCPropertyDecl * 15537cafb077ad5b170acae77e566638603011ef4c0Ted KremenekObjCInterfaceDecl::FindPropertyVisibleInPrimaryClass( 156a6f14e1a7ee3a9343a838297c73ca87fddb9ed4aFariborz Jahanian IdentifierInfo *PropertyId) const { 15726ac3f30ecef21749c00a4b1a08dd15d772dd5aaDouglas Gregor if (ExternallyCompleted) 15826ac3f30ecef21749c00a4b1a08dd15d772dd5aaDouglas Gregor LoadExternalDefinition(); 15926ac3f30ecef21749c00a4b1a08dd15d772dd5aaDouglas Gregor 16037cafb077ad5b170acae77e566638603011ef4c0Ted Kremenek if (ObjCPropertyDecl *PD = 16137cafb077ad5b170acae77e566638603011ef4c0Ted Kremenek ObjCPropertyDecl::findPropertyDecl(cast<DeclContext>(this), PropertyId)) 16237cafb077ad5b170acae77e566638603011ef4c0Ted Kremenek return PD; 16337cafb077ad5b170acae77e566638603011ef4c0Ted Kremenek 164a6f14e1a7ee3a9343a838297c73ca87fddb9ed4aFariborz Jahanian // Look through protocols. 16553b9441b5a81a24fa1f66f3f6416f1e36baa9c2fTed Kremenek for (ObjCInterfaceDecl::all_protocol_iterator 16653b9441b5a81a24fa1f66f3f6416f1e36baa9c2fTed Kremenek I = all_referenced_protocol_begin(), 16753b9441b5a81a24fa1f66f3f6416f1e36baa9c2fTed Kremenek E = all_referenced_protocol_end(); I != E; ++I) 168a6f14e1a7ee3a9343a838297c73ca87fddb9ed4aFariborz Jahanian if (ObjCPropertyDecl *P = (*I)->FindPropertyDeclaration(PropertyId)) 169a6f14e1a7ee3a9343a838297c73ca87fddb9ed4aFariborz Jahanian return P; 17037cafb077ad5b170acae77e566638603011ef4c0Ted Kremenek 171a6f14e1a7ee3a9343a838297c73ca87fddb9ed4aFariborz Jahanian return 0; 172a6f14e1a7ee3a9343a838297c73ca87fddb9ed4aFariborz Jahanian} 173a6f14e1a7ee3a9343a838297c73ca87fddb9ed4aFariborz Jahanian 174339798eae1eb61c50ca68766ed028c0a16d0a284Fariborz Jahanianvoid ObjCInterfaceDecl::mergeClassExtensionProtocolList( 175339798eae1eb61c50ca68766ed028c0a16d0a284Fariborz Jahanian ObjCProtocolDecl *const* ExtList, unsigned ExtNum, 176339798eae1eb61c50ca68766ed028c0a16d0a284Fariborz Jahanian ASTContext &C) 177339798eae1eb61c50ca68766ed028c0a16d0a284Fariborz Jahanian{ 17826ac3f30ecef21749c00a4b1a08dd15d772dd5aaDouglas Gregor if (ExternallyCompleted) 17926ac3f30ecef21749c00a4b1a08dd15d772dd5aaDouglas Gregor LoadExternalDefinition(); 18026ac3f30ecef21749c00a4b1a08dd15d772dd5aaDouglas Gregor 18153b9441b5a81a24fa1f66f3f6416f1e36baa9c2fTed Kremenek if (AllReferencedProtocols.empty() && ReferencedProtocols.empty()) { 18253b9441b5a81a24fa1f66f3f6416f1e36baa9c2fTed Kremenek AllReferencedProtocols.set(ExtList, ExtNum, C); 183339798eae1eb61c50ca68766ed028c0a16d0a284Fariborz Jahanian return; 184339798eae1eb61c50ca68766ed028c0a16d0a284Fariborz Jahanian } 18553b9441b5a81a24fa1f66f3f6416f1e36baa9c2fTed Kremenek 186339798eae1eb61c50ca68766ed028c0a16d0a284Fariborz Jahanian // Check for duplicate protocol in class's protocol list. 18753b9441b5a81a24fa1f66f3f6416f1e36baa9c2fTed Kremenek // This is O(n*m). But it is extremely rare and number of protocols in 188339798eae1eb61c50ca68766ed028c0a16d0a284Fariborz Jahanian // class or its extension are very few. 1895f9e272e632e951b1efe824cd16acb4d96077930Chris Lattner SmallVector<ObjCProtocolDecl*, 8> ProtocolRefs; 190339798eae1eb61c50ca68766ed028c0a16d0a284Fariborz Jahanian for (unsigned i = 0; i < ExtNum; i++) { 191339798eae1eb61c50ca68766ed028c0a16d0a284Fariborz Jahanian bool protocolExists = false; 192339798eae1eb61c50ca68766ed028c0a16d0a284Fariborz Jahanian ObjCProtocolDecl *ProtoInExtension = ExtList[i]; 19353b9441b5a81a24fa1f66f3f6416f1e36baa9c2fTed Kremenek for (all_protocol_iterator 19453b9441b5a81a24fa1f66f3f6416f1e36baa9c2fTed Kremenek p = all_referenced_protocol_begin(), 19553b9441b5a81a24fa1f66f3f6416f1e36baa9c2fTed Kremenek e = all_referenced_protocol_end(); p != e; ++p) { 196339798eae1eb61c50ca68766ed028c0a16d0a284Fariborz Jahanian ObjCProtocolDecl *Proto = (*p); 197339798eae1eb61c50ca68766ed028c0a16d0a284Fariborz Jahanian if (C.ProtocolCompatibleWithProtocol(ProtoInExtension, Proto)) { 198339798eae1eb61c50ca68766ed028c0a16d0a284Fariborz Jahanian protocolExists = true; 199339798eae1eb61c50ca68766ed028c0a16d0a284Fariborz Jahanian break; 200339798eae1eb61c50ca68766ed028c0a16d0a284Fariborz Jahanian } 201339798eae1eb61c50ca68766ed028c0a16d0a284Fariborz Jahanian } 202339798eae1eb61c50ca68766ed028c0a16d0a284Fariborz Jahanian // Do we want to warn on a protocol in extension class which 203339798eae1eb61c50ca68766ed028c0a16d0a284Fariborz Jahanian // already exist in the class? Probably not. 20453b9441b5a81a24fa1f66f3f6416f1e36baa9c2fTed Kremenek if (!protocolExists) 205339798eae1eb61c50ca68766ed028c0a16d0a284Fariborz Jahanian ProtocolRefs.push_back(ProtoInExtension); 206339798eae1eb61c50ca68766ed028c0a16d0a284Fariborz Jahanian } 20753b9441b5a81a24fa1f66f3f6416f1e36baa9c2fTed Kremenek 208339798eae1eb61c50ca68766ed028c0a16d0a284Fariborz Jahanian if (ProtocolRefs.empty()) 209339798eae1eb61c50ca68766ed028c0a16d0a284Fariborz Jahanian return; 21053b9441b5a81a24fa1f66f3f6416f1e36baa9c2fTed Kremenek 211b106fc635b1523952332131785b700453a936e49Fariborz Jahanian // Merge ProtocolRefs into class's protocol list; 21253b9441b5a81a24fa1f66f3f6416f1e36baa9c2fTed Kremenek for (all_protocol_iterator p = all_referenced_protocol_begin(), 21353b9441b5a81a24fa1f66f3f6416f1e36baa9c2fTed Kremenek e = all_referenced_protocol_end(); p != e; ++p) { 214339798eae1eb61c50ca68766ed028c0a16d0a284Fariborz Jahanian ProtocolRefs.push_back(*p); 21518df52bbb5d28ca082064d31ae7558dbdae52377Douglas Gregor } 21653b9441b5a81a24fa1f66f3f6416f1e36baa9c2fTed Kremenek 21753b9441b5a81a24fa1f66f3f6416f1e36baa9c2fTed Kremenek AllReferencedProtocols.set(ProtocolRefs.data(), ProtocolRefs.size(), C); 218339798eae1eb61c50ca68766ed028c0a16d0a284Fariborz Jahanian} 219339798eae1eb61c50ca68766ed028c0a16d0a284Fariborz Jahanian 22080aa1cd7973561889e51c1c152c8990a8de9c953Fariborz Jahanian/// getFirstClassExtension - Find first class extension of the given class. 22180aa1cd7973561889e51c1c152c8990a8de9c953Fariborz JahanianObjCCategoryDecl* ObjCInterfaceDecl::getFirstClassExtension() const { 22280aa1cd7973561889e51c1c152c8990a8de9c953Fariborz Jahanian for (ObjCCategoryDecl *CDecl = getCategoryList(); CDecl; 2230e5ad255729ee86b8ed57e659029008984517cdeFariborz Jahanian CDecl = CDecl->getNextClassCategory()) 2240e5ad255729ee86b8ed57e659029008984517cdeFariborz Jahanian if (CDecl->IsClassExtension()) 2250e5ad255729ee86b8ed57e659029008984517cdeFariborz Jahanian return CDecl; 2260e5ad255729ee86b8ed57e659029008984517cdeFariborz Jahanian return 0; 2270e5ad255729ee86b8ed57e659029008984517cdeFariborz Jahanian} 2280e5ad255729ee86b8ed57e659029008984517cdeFariborz Jahanian 22980aa1cd7973561889e51c1c152c8990a8de9c953Fariborz Jahanian/// getNextClassCategory - Find next class extension in list of categories. 23080aa1cd7973561889e51c1c152c8990a8de9c953Fariborz Jahanianconst ObjCCategoryDecl* ObjCCategoryDecl::getNextClassExtension() const { 23180aa1cd7973561889e51c1c152c8990a8de9c953Fariborz Jahanian for (const ObjCCategoryDecl *CDecl = getNextClassCategory(); CDecl; 23280aa1cd7973561889e51c1c152c8990a8de9c953Fariborz Jahanian CDecl = CDecl->getNextClassCategory()) 23380aa1cd7973561889e51c1c152c8990a8de9c953Fariborz Jahanian if (CDecl->IsClassExtension()) 23480aa1cd7973561889e51c1c152c8990a8de9c953Fariborz Jahanian return CDecl; 23580aa1cd7973561889e51c1c152c8990a8de9c953Fariborz Jahanian return 0; 23680aa1cd7973561889e51c1c152c8990a8de9c953Fariborz Jahanian} 23780aa1cd7973561889e51c1c152c8990a8de9c953Fariborz Jahanian 23817945a0f64fe03ff6ec0c2146005a87636e3ac12Argyrios KyrtzidisObjCIvarDecl *ObjCInterfaceDecl::lookupInstanceVariable(IdentifierInfo *ID, 23917945a0f64fe03ff6ec0c2146005a87636e3ac12Argyrios Kyrtzidis ObjCInterfaceDecl *&clsDeclared) { 240ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner ObjCInterfaceDecl* ClassDecl = this; 241ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner while (ClassDecl != NULL) { 24217945a0f64fe03ff6ec0c2146005a87636e3ac12Argyrios Kyrtzidis if (ObjCIvarDecl *I = ClassDecl->getIvarDecl(ID)) { 243496b5a894c5ec5425de53909f5aac3fb4771a2ecFariborz Jahanian clsDeclared = ClassDecl; 244496b5a894c5ec5425de53909f5aac3fb4771a2ecFariborz Jahanian return I; 245ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner } 24680aa1cd7973561889e51c1c152c8990a8de9c953Fariborz Jahanian for (const ObjCCategoryDecl *CDecl = ClassDecl->getFirstClassExtension(); 24780aa1cd7973561889e51c1c152c8990a8de9c953Fariborz Jahanian CDecl; CDecl = CDecl->getNextClassExtension()) { 2480e5ad255729ee86b8ed57e659029008984517cdeFariborz Jahanian if (ObjCIvarDecl *I = CDecl->getIvarDecl(ID)) { 2490e5ad255729ee86b8ed57e659029008984517cdeFariborz Jahanian clsDeclared = ClassDecl; 2500e5ad255729ee86b8ed57e659029008984517cdeFariborz Jahanian return I; 2510e5ad255729ee86b8ed57e659029008984517cdeFariborz Jahanian } 25280aa1cd7973561889e51c1c152c8990a8de9c953Fariborz Jahanian } 2530e5ad255729ee86b8ed57e659029008984517cdeFariborz Jahanian 254ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner ClassDecl = ClassDecl->getSuperClass(); 255ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner } 256ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner return NULL; 257ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner} 258ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner 259cd1876207f5564beba74e4b2524b664bdba0ba9fFariborz Jahanian/// lookupInheritedClass - This method returns ObjCInterfaceDecl * of the super 260cd1876207f5564beba74e4b2524b664bdba0ba9fFariborz Jahanian/// class whose name is passed as argument. If it is not one of the super classes 261cd1876207f5564beba74e4b2524b664bdba0ba9fFariborz Jahanian/// the it returns NULL. 262cd1876207f5564beba74e4b2524b664bdba0ba9fFariborz JahanianObjCInterfaceDecl *ObjCInterfaceDecl::lookupInheritedClass( 263cd1876207f5564beba74e4b2524b664bdba0ba9fFariborz Jahanian const IdentifierInfo*ICName) { 264cd1876207f5564beba74e4b2524b664bdba0ba9fFariborz Jahanian ObjCInterfaceDecl* ClassDecl = this; 265cd1876207f5564beba74e4b2524b664bdba0ba9fFariborz Jahanian while (ClassDecl != NULL) { 266cd1876207f5564beba74e4b2524b664bdba0ba9fFariborz Jahanian if (ClassDecl->getIdentifier() == ICName) 267cd1876207f5564beba74e4b2524b664bdba0ba9fFariborz Jahanian return ClassDecl; 268cd1876207f5564beba74e4b2524b664bdba0ba9fFariborz Jahanian ClassDecl = ClassDecl->getSuperClass(); 269cd1876207f5564beba74e4b2524b664bdba0ba9fFariborz Jahanian } 270cd1876207f5564beba74e4b2524b664bdba0ba9fFariborz Jahanian return NULL; 271cd1876207f5564beba74e4b2524b664bdba0ba9fFariborz Jahanian} 272cd1876207f5564beba74e4b2524b664bdba0ba9fFariborz Jahanian 273aa5420c1e36ab8e0e4bb87239d8b73a3a8ce75dbArgyrios Kyrtzidis/// lookupMethod - This method returns an instance/class method by looking in 274ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner/// the class, its categories, and its super classes (using a linear search). 275aa5420c1e36ab8e0e4bb87239d8b73a3a8ce75dbArgyrios KyrtzidisObjCMethodDecl *ObjCInterfaceDecl::lookupMethod(Selector Sel, 276aa5420c1e36ab8e0e4bb87239d8b73a3a8ce75dbArgyrios Kyrtzidis bool isInstance) const { 277aa5420c1e36ab8e0e4bb87239d8b73a3a8ce75dbArgyrios Kyrtzidis const ObjCInterfaceDecl* ClassDecl = this; 278ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner ObjCMethodDecl *MethodDecl = 0; 2791eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 28026ac3f30ecef21749c00a4b1a08dd15d772dd5aaDouglas Gregor if (ExternallyCompleted) 28126ac3f30ecef21749c00a4b1a08dd15d772dd5aaDouglas Gregor LoadExternalDefinition(); 28226ac3f30ecef21749c00a4b1a08dd15d772dd5aaDouglas Gregor 283ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner while (ClassDecl != NULL) { 284aa5420c1e36ab8e0e4bb87239d8b73a3a8ce75dbArgyrios Kyrtzidis if ((MethodDecl = ClassDecl->getMethod(Sel, isInstance))) 285ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner return MethodDecl; 2861eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 287ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner // Didn't find one yet - look through protocols. 288ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner const ObjCList<ObjCProtocolDecl> &Protocols = 289ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner ClassDecl->getReferencedProtocols(); 290ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner for (ObjCList<ObjCProtocolDecl>::iterator I = Protocols.begin(), 291ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner E = Protocols.end(); I != E; ++I) 292aa5420c1e36ab8e0e4bb87239d8b73a3a8ce75dbArgyrios Kyrtzidis if ((MethodDecl = (*I)->lookupMethod(Sel, isInstance))) 293ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner return MethodDecl; 2941eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 295ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner // Didn't find one yet - now look through categories. 296ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner ObjCCategoryDecl *CatDecl = ClassDecl->getCategoryList(); 297ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner while (CatDecl) { 298aa5420c1e36ab8e0e4bb87239d8b73a3a8ce75dbArgyrios Kyrtzidis if ((MethodDecl = CatDecl->getMethod(Sel, isInstance))) 299ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner return MethodDecl; 3001eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 301b558422a49dbf97d560e493fb1573d44f0abe221Steve Naroff // Didn't find one yet - look through protocols. 302b558422a49dbf97d560e493fb1573d44f0abe221Steve Naroff const ObjCList<ObjCProtocolDecl> &Protocols = 303b558422a49dbf97d560e493fb1573d44f0abe221Steve Naroff CatDecl->getReferencedProtocols(); 304b558422a49dbf97d560e493fb1573d44f0abe221Steve Naroff for (ObjCList<ObjCProtocolDecl>::iterator I = Protocols.begin(), 305b558422a49dbf97d560e493fb1573d44f0abe221Steve Naroff E = Protocols.end(); I != E; ++I) 306aa5420c1e36ab8e0e4bb87239d8b73a3a8ce75dbArgyrios Kyrtzidis if ((MethodDecl = (*I)->lookupMethod(Sel, isInstance))) 307b558422a49dbf97d560e493fb1573d44f0abe221Steve Naroff return MethodDecl; 308ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner CatDecl = CatDecl->getNextClassCategory(); 309ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner } 310ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner ClassDecl = ClassDecl->getSuperClass(); 311ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner } 312ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner return NULL; 313ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner} 314ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner 31574b2756bc1f1f5f7c189996fe7e4cd3efef70263Fariborz JahanianObjCMethodDecl *ObjCInterfaceDecl::lookupPrivateMethod( 31674b2756bc1f1f5f7c189996fe7e4cd3efef70263Fariborz Jahanian const Selector &Sel, 31774b2756bc1f1f5f7c189996fe7e4cd3efef70263Fariborz Jahanian bool Instance) { 318d789d3d985e28c9404e62157af46dcb7331920e0Steve Naroff ObjCMethodDecl *Method = 0; 319d789d3d985e28c9404e62157af46dcb7331920e0Steve Naroff if (ObjCImplementationDecl *ImpDecl = getImplementation()) 32074b2756bc1f1f5f7c189996fe7e4cd3efef70263Fariborz Jahanian Method = Instance ? ImpDecl->getInstanceMethod(Sel) 32174b2756bc1f1f5f7c189996fe7e4cd3efef70263Fariborz Jahanian : ImpDecl->getClassMethod(Sel); 322d789d3d985e28c9404e62157af46dcb7331920e0Steve Naroff 323d789d3d985e28c9404e62157af46dcb7331920e0Steve Naroff if (!Method && getSuperClass()) 32474b2756bc1f1f5f7c189996fe7e4cd3efef70263Fariborz Jahanian return getSuperClass()->lookupPrivateMethod(Sel, Instance); 325d789d3d985e28c9404e62157af46dcb7331920e0Steve Naroff return Method; 326d789d3d985e28c9404e62157af46dcb7331920e0Steve Naroff} 327ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner 328ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner//===----------------------------------------------------------------------===// 329ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner// ObjCMethodDecl 3306c4ae5de0c356777446f823b573821fb95560d91Chris Lattner//===----------------------------------------------------------------------===// 3316c4ae5de0c356777446f823b573821fb95560d91Chris Lattner 3320ed844b04ea4387caa4e1cf3dc375d269657536bChris LattnerObjCMethodDecl *ObjCMethodDecl::Create(ASTContext &C, 3331eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump SourceLocation beginLoc, 3346c4ae5de0c356777446f823b573821fb95560d91Chris Lattner SourceLocation endLoc, 3356c4ae5de0c356777446f823b573821fb95560d91Chris Lattner Selector SelInfo, QualType T, 3364bc1cb6aa635a5bf8fae99bf69c56c724c1e786cDouglas Gregor TypeSourceInfo *ResultTInfo, 3370701bbb228dfd87e1fe82a0a4b7b9facfecb43daSteve Naroff DeclContext *contextDecl, 338f6414927e67e27d9324d8d179c5f7ea620443924Daniel Dunbar bool isInstance, 3396c4ae5de0c356777446f823b573821fb95560d91Chris Lattner bool isVariadic, 3404607034e621aa77378ec75249d1e9eaf5de49b6aFariborz Jahanian bool isSynthesized, 34175cf3e86d33ce810c12084126385371b335c30baArgyrios Kyrtzidis bool isImplicitlyDeclared, 3423fe104154dd2e8ffb351142d74f308938b5c99bfFariborz Jahanian bool isDefined, 3437732cc9c0fdc97a2f8cce4e5933d8103213d1aefFariborz Jahanian ImplementationControl impControl, 344da92a7f91cf88f49e02050919676f7fb8e3bdff8Argyrios Kyrtzidis bool HasRelatedResultType) { 3453e9704981d7691fdd44913bf1786e8d760d8a627Steve Naroff return new (C) ObjCMethodDecl(beginLoc, endLoc, 3464bc1cb6aa635a5bf8fae99bf69c56c724c1e786cDouglas Gregor SelInfo, T, ResultTInfo, contextDecl, 3474bc1cb6aa635a5bf8fae99bf69c56c724c1e786cDouglas Gregor isInstance, 34875cf3e86d33ce810c12084126385371b335c30baArgyrios Kyrtzidis isVariadic, isSynthesized, isImplicitlyDeclared, 34975cf3e86d33ce810c12084126385371b335c30baArgyrios Kyrtzidis isDefined, 3503fe104154dd2e8ffb351142d74f308938b5c99bfFariborz Jahanian impControl, 351da92a7f91cf88f49e02050919676f7fb8e3bdff8Argyrios Kyrtzidis HasRelatedResultType); 3520e77ba0bf769e2e5a4a93c079f241b02aeb3ef93Chris Lattner} 3530e77ba0bf769e2e5a4a93c079f241b02aeb3ef93Chris Lattner 354491306a83c4f0f49f95a3bcbca8580cb98a91c7aArgyrios Kyrtzidisvoid ObjCMethodDecl::setParamsAndSelLocs(ASTContext &C, 355491306a83c4f0f49f95a3bcbca8580cb98a91c7aArgyrios Kyrtzidis ArrayRef<ParmVarDecl*> Params, 356491306a83c4f0f49f95a3bcbca8580cb98a91c7aArgyrios Kyrtzidis ArrayRef<SourceLocation> SelLocs) { 357491306a83c4f0f49f95a3bcbca8580cb98a91c7aArgyrios Kyrtzidis ParamsAndSelLocs = 0; 358491306a83c4f0f49f95a3bcbca8580cb98a91c7aArgyrios Kyrtzidis NumParams = Params.size(); 359491306a83c4f0f49f95a3bcbca8580cb98a91c7aArgyrios Kyrtzidis if (Params.empty() && SelLocs.empty()) 360491306a83c4f0f49f95a3bcbca8580cb98a91c7aArgyrios Kyrtzidis return; 361491306a83c4f0f49f95a3bcbca8580cb98a91c7aArgyrios Kyrtzidis 362491306a83c4f0f49f95a3bcbca8580cb98a91c7aArgyrios Kyrtzidis unsigned Size = sizeof(ParmVarDecl *) * NumParams + 363491306a83c4f0f49f95a3bcbca8580cb98a91c7aArgyrios Kyrtzidis sizeof(SourceLocation) * SelLocs.size(); 364491306a83c4f0f49f95a3bcbca8580cb98a91c7aArgyrios Kyrtzidis ParamsAndSelLocs = C.Allocate(Size); 365491306a83c4f0f49f95a3bcbca8580cb98a91c7aArgyrios Kyrtzidis std::copy(Params.begin(), Params.end(), getParams()); 366491306a83c4f0f49f95a3bcbca8580cb98a91c7aArgyrios Kyrtzidis std::copy(SelLocs.begin(), SelLocs.end(), getStoredSelLocs()); 367491306a83c4f0f49f95a3bcbca8580cb98a91c7aArgyrios Kyrtzidis} 368491306a83c4f0f49f95a3bcbca8580cb98a91c7aArgyrios Kyrtzidis 369491306a83c4f0f49f95a3bcbca8580cb98a91c7aArgyrios Kyrtzidisvoid ObjCMethodDecl::getSelectorLocs( 370491306a83c4f0f49f95a3bcbca8580cb98a91c7aArgyrios Kyrtzidis SmallVectorImpl<SourceLocation> &SelLocs) const { 371491306a83c4f0f49f95a3bcbca8580cb98a91c7aArgyrios Kyrtzidis for (unsigned i = 0, e = getNumSelectorLocs(); i != e; ++i) 372491306a83c4f0f49f95a3bcbca8580cb98a91c7aArgyrios Kyrtzidis SelLocs.push_back(getSelectorLoc(i)); 373491306a83c4f0f49f95a3bcbca8580cb98a91c7aArgyrios Kyrtzidis} 374491306a83c4f0f49f95a3bcbca8580cb98a91c7aArgyrios Kyrtzidis 375491306a83c4f0f49f95a3bcbca8580cb98a91c7aArgyrios Kyrtzidisvoid ObjCMethodDecl::setMethodParams(ASTContext &C, 376491306a83c4f0f49f95a3bcbca8580cb98a91c7aArgyrios Kyrtzidis ArrayRef<ParmVarDecl*> Params, 377491306a83c4f0f49f95a3bcbca8580cb98a91c7aArgyrios Kyrtzidis ArrayRef<SourceLocation> SelLocs) { 378491306a83c4f0f49f95a3bcbca8580cb98a91c7aArgyrios Kyrtzidis assert((!SelLocs.empty() || isImplicit()) && 379491306a83c4f0f49f95a3bcbca8580cb98a91c7aArgyrios Kyrtzidis "No selector locs for non-implicit method"); 380491306a83c4f0f49f95a3bcbca8580cb98a91c7aArgyrios Kyrtzidis if (isImplicit()) 381491306a83c4f0f49f95a3bcbca8580cb98a91c7aArgyrios Kyrtzidis return setParamsAndSelLocs(C, Params, ArrayRef<SourceLocation>()); 382491306a83c4f0f49f95a3bcbca8580cb98a91c7aArgyrios Kyrtzidis 383491306a83c4f0f49f95a3bcbca8580cb98a91c7aArgyrios Kyrtzidis SelLocsKind = hasStandardSelectorLocs(getSelector(), SelLocs, Params, EndLoc); 384491306a83c4f0f49f95a3bcbca8580cb98a91c7aArgyrios Kyrtzidis if (SelLocsKind != SelLoc_NonStandard) 385491306a83c4f0f49f95a3bcbca8580cb98a91c7aArgyrios Kyrtzidis return setParamsAndSelLocs(C, Params, ArrayRef<SourceLocation>()); 386491306a83c4f0f49f95a3bcbca8580cb98a91c7aArgyrios Kyrtzidis 387491306a83c4f0f49f95a3bcbca8580cb98a91c7aArgyrios Kyrtzidis setParamsAndSelLocs(C, Params, SelLocs); 388491306a83c4f0f49f95a3bcbca8580cb98a91c7aArgyrios Kyrtzidis} 389491306a83c4f0f49f95a3bcbca8580cb98a91c7aArgyrios Kyrtzidis 39057ea6bee79cc60ba20c7886b453f40f380dce1b1Argyrios Kyrtzidis/// \brief A definition will return its interface declaration. 39157ea6bee79cc60ba20c7886b453f40f380dce1b1Argyrios Kyrtzidis/// An interface declaration will return its definition. 39257ea6bee79cc60ba20c7886b453f40f380dce1b1Argyrios Kyrtzidis/// Otherwise it will return itself. 39357ea6bee79cc60ba20c7886b453f40f380dce1b1Argyrios KyrtzidisObjCMethodDecl *ObjCMethodDecl::getNextRedeclaration() { 39457ea6bee79cc60ba20c7886b453f40f380dce1b1Argyrios Kyrtzidis ASTContext &Ctx = getASTContext(); 39557ea6bee79cc60ba20c7886b453f40f380dce1b1Argyrios Kyrtzidis ObjCMethodDecl *Redecl = 0; 39657ea6bee79cc60ba20c7886b453f40f380dce1b1Argyrios Kyrtzidis Decl *CtxD = cast<Decl>(getDeclContext()); 39757ea6bee79cc60ba20c7886b453f40f380dce1b1Argyrios Kyrtzidis 39857ea6bee79cc60ba20c7886b453f40f380dce1b1Argyrios Kyrtzidis if (ObjCInterfaceDecl *IFD = dyn_cast<ObjCInterfaceDecl>(CtxD)) { 39957ea6bee79cc60ba20c7886b453f40f380dce1b1Argyrios Kyrtzidis if (ObjCImplementationDecl *ImplD = Ctx.getObjCImplementation(IFD)) 40057ea6bee79cc60ba20c7886b453f40f380dce1b1Argyrios Kyrtzidis Redecl = ImplD->getMethod(getSelector(), isInstanceMethod()); 40157ea6bee79cc60ba20c7886b453f40f380dce1b1Argyrios Kyrtzidis 40257ea6bee79cc60ba20c7886b453f40f380dce1b1Argyrios Kyrtzidis } else if (ObjCCategoryDecl *CD = dyn_cast<ObjCCategoryDecl>(CtxD)) { 40357ea6bee79cc60ba20c7886b453f40f380dce1b1Argyrios Kyrtzidis if (ObjCCategoryImplDecl *ImplD = Ctx.getObjCImplementation(CD)) 40457ea6bee79cc60ba20c7886b453f40f380dce1b1Argyrios Kyrtzidis Redecl = ImplD->getMethod(getSelector(), isInstanceMethod()); 40557ea6bee79cc60ba20c7886b453f40f380dce1b1Argyrios Kyrtzidis 4064292073a858f72769fa405b48390620c8932f8aeArgyrios Kyrtzidis } else if (ObjCImplementationDecl *ImplD = 4074292073a858f72769fa405b48390620c8932f8aeArgyrios Kyrtzidis dyn_cast<ObjCImplementationDecl>(CtxD)) { 40857ea6bee79cc60ba20c7886b453f40f380dce1b1Argyrios Kyrtzidis if (ObjCInterfaceDecl *IFD = ImplD->getClassInterface()) 40957ea6bee79cc60ba20c7886b453f40f380dce1b1Argyrios Kyrtzidis Redecl = IFD->getMethod(getSelector(), isInstanceMethod()); 4104292073a858f72769fa405b48390620c8932f8aeArgyrios Kyrtzidis 4114292073a858f72769fa405b48390620c8932f8aeArgyrios Kyrtzidis } else if (ObjCCategoryImplDecl *CImplD = 4124292073a858f72769fa405b48390620c8932f8aeArgyrios Kyrtzidis dyn_cast<ObjCCategoryImplDecl>(CtxD)) { 4130d69b8cc8e90a9364771837cb42d7031b4cbb984Steve Naroff if (ObjCCategoryDecl *CatD = CImplD->getCategoryDecl()) 4144292073a858f72769fa405b48390620c8932f8aeArgyrios Kyrtzidis Redecl = CatD->getMethod(getSelector(), isInstanceMethod()); 41557ea6bee79cc60ba20c7886b453f40f380dce1b1Argyrios Kyrtzidis } 41657ea6bee79cc60ba20c7886b453f40f380dce1b1Argyrios Kyrtzidis 41757ea6bee79cc60ba20c7886b453f40f380dce1b1Argyrios Kyrtzidis return Redecl ? Redecl : this; 41857ea6bee79cc60ba20c7886b453f40f380dce1b1Argyrios Kyrtzidis} 41957ea6bee79cc60ba20c7886b453f40f380dce1b1Argyrios Kyrtzidis 420e7f9d301a10b4b3223e91d9be4362b44cba0a212Argyrios KyrtzidisObjCMethodDecl *ObjCMethodDecl::getCanonicalDecl() { 421e7f9d301a10b4b3223e91d9be4362b44cba0a212Argyrios Kyrtzidis Decl *CtxD = cast<Decl>(getDeclContext()); 422e7f9d301a10b4b3223e91d9be4362b44cba0a212Argyrios Kyrtzidis 423e7f9d301a10b4b3223e91d9be4362b44cba0a212Argyrios Kyrtzidis if (ObjCImplementationDecl *ImplD = dyn_cast<ObjCImplementationDecl>(CtxD)) { 424e7f9d301a10b4b3223e91d9be4362b44cba0a212Argyrios Kyrtzidis if (ObjCInterfaceDecl *IFD = ImplD->getClassInterface()) 425e7f9d301a10b4b3223e91d9be4362b44cba0a212Argyrios Kyrtzidis if (ObjCMethodDecl *MD = IFD->getMethod(getSelector(), 426e7f9d301a10b4b3223e91d9be4362b44cba0a212Argyrios Kyrtzidis isInstanceMethod())) 427e7f9d301a10b4b3223e91d9be4362b44cba0a212Argyrios Kyrtzidis return MD; 428e7f9d301a10b4b3223e91d9be4362b44cba0a212Argyrios Kyrtzidis 429e7f9d301a10b4b3223e91d9be4362b44cba0a212Argyrios Kyrtzidis } else if (ObjCCategoryImplDecl *CImplD = 430e7f9d301a10b4b3223e91d9be4362b44cba0a212Argyrios Kyrtzidis dyn_cast<ObjCCategoryImplDecl>(CtxD)) { 4310d69b8cc8e90a9364771837cb42d7031b4cbb984Steve Naroff if (ObjCCategoryDecl *CatD = CImplD->getCategoryDecl()) 432e7f9d301a10b4b3223e91d9be4362b44cba0a212Argyrios Kyrtzidis if (ObjCMethodDecl *MD = CatD->getMethod(getSelector(), 433e7f9d301a10b4b3223e91d9be4362b44cba0a212Argyrios Kyrtzidis isInstanceMethod())) 434e7f9d301a10b4b3223e91d9be4362b44cba0a212Argyrios Kyrtzidis return MD; 435e7f9d301a10b4b3223e91d9be4362b44cba0a212Argyrios Kyrtzidis } 436e7f9d301a10b4b3223e91d9be4362b44cba0a212Argyrios Kyrtzidis 437e7f9d301a10b4b3223e91d9be4362b44cba0a212Argyrios Kyrtzidis return this; 438e7f9d301a10b4b3223e91d9be4362b44cba0a212Argyrios Kyrtzidis} 439e7f9d301a10b4b3223e91d9be4362b44cba0a212Argyrios Kyrtzidis 44085f3d76c0ecfdefcf83ea44a57b7a16119c8a045John McCallObjCMethodFamily ObjCMethodDecl::getMethodFamily() const { 44185f3d76c0ecfdefcf83ea44a57b7a16119c8a045John McCall ObjCMethodFamily family = static_cast<ObjCMethodFamily>(Family); 442d976c8e2752bc36c0697d43f985ec55b9450f8c1John McCall if (family != static_cast<unsigned>(InvalidObjCMethodFamily)) 44385f3d76c0ecfdefcf83ea44a57b7a16119c8a045John McCall return family; 44485f3d76c0ecfdefcf83ea44a57b7a16119c8a045John McCall 445d5313b0bbf3948fe7c63bf46a7da330c96d07309John McCall // Check for an explicit attribute. 446d5313b0bbf3948fe7c63bf46a7da330c96d07309John McCall if (const ObjCMethodFamilyAttr *attr = getAttr<ObjCMethodFamilyAttr>()) { 447d5313b0bbf3948fe7c63bf46a7da330c96d07309John McCall // The unfortunate necessity of mapping between enums here is due 448d5313b0bbf3948fe7c63bf46a7da330c96d07309John McCall // to the attributes framework. 449d5313b0bbf3948fe7c63bf46a7da330c96d07309John McCall switch (attr->getFamily()) { 450d5313b0bbf3948fe7c63bf46a7da330c96d07309John McCall case ObjCMethodFamilyAttr::OMF_None: family = OMF_None; break; 451d5313b0bbf3948fe7c63bf46a7da330c96d07309John McCall case ObjCMethodFamilyAttr::OMF_alloc: family = OMF_alloc; break; 452d5313b0bbf3948fe7c63bf46a7da330c96d07309John McCall case ObjCMethodFamilyAttr::OMF_copy: family = OMF_copy; break; 453d5313b0bbf3948fe7c63bf46a7da330c96d07309John McCall case ObjCMethodFamilyAttr::OMF_init: family = OMF_init; break; 454d5313b0bbf3948fe7c63bf46a7da330c96d07309John McCall case ObjCMethodFamilyAttr::OMF_mutableCopy: family = OMF_mutableCopy; break; 455d5313b0bbf3948fe7c63bf46a7da330c96d07309John McCall case ObjCMethodFamilyAttr::OMF_new: family = OMF_new; break; 456d5313b0bbf3948fe7c63bf46a7da330c96d07309John McCall } 457d5313b0bbf3948fe7c63bf46a7da330c96d07309John McCall Family = static_cast<unsigned>(family); 458d5313b0bbf3948fe7c63bf46a7da330c96d07309John McCall return family; 459d5313b0bbf3948fe7c63bf46a7da330c96d07309John McCall } 460d5313b0bbf3948fe7c63bf46a7da330c96d07309John McCall 46185f3d76c0ecfdefcf83ea44a57b7a16119c8a045John McCall family = getSelector().getMethodFamily(); 46285f3d76c0ecfdefcf83ea44a57b7a16119c8a045John McCall switch (family) { 46385f3d76c0ecfdefcf83ea44a57b7a16119c8a045John McCall case OMF_None: break; 46485f3d76c0ecfdefcf83ea44a57b7a16119c8a045John McCall 46585f3d76c0ecfdefcf83ea44a57b7a16119c8a045John McCall // init only has a conventional meaning for an instance method, and 46685f3d76c0ecfdefcf83ea44a57b7a16119c8a045John McCall // it has to return an object. 46785f3d76c0ecfdefcf83ea44a57b7a16119c8a045John McCall case OMF_init: 46885f3d76c0ecfdefcf83ea44a57b7a16119c8a045John McCall if (!isInstanceMethod() || !getResultType()->isObjCObjectPointerType()) 46985f3d76c0ecfdefcf83ea44a57b7a16119c8a045John McCall family = OMF_None; 47085f3d76c0ecfdefcf83ea44a57b7a16119c8a045John McCall break; 47185f3d76c0ecfdefcf83ea44a57b7a16119c8a045John McCall 47285f3d76c0ecfdefcf83ea44a57b7a16119c8a045John McCall // alloc/copy/new have a conventional meaning for both class and 47385f3d76c0ecfdefcf83ea44a57b7a16119c8a045John McCall // instance methods, but they require an object return. 47485f3d76c0ecfdefcf83ea44a57b7a16119c8a045John McCall case OMF_alloc: 47585f3d76c0ecfdefcf83ea44a57b7a16119c8a045John McCall case OMF_copy: 47685f3d76c0ecfdefcf83ea44a57b7a16119c8a045John McCall case OMF_mutableCopy: 47785f3d76c0ecfdefcf83ea44a57b7a16119c8a045John McCall case OMF_new: 47885f3d76c0ecfdefcf83ea44a57b7a16119c8a045John McCall if (!getResultType()->isObjCObjectPointerType()) 47985f3d76c0ecfdefcf83ea44a57b7a16119c8a045John McCall family = OMF_None; 48085f3d76c0ecfdefcf83ea44a57b7a16119c8a045John McCall break; 48185f3d76c0ecfdefcf83ea44a57b7a16119c8a045John McCall 48285f3d76c0ecfdefcf83ea44a57b7a16119c8a045John McCall // These selectors have a conventional meaning only for instance methods. 48385f3d76c0ecfdefcf83ea44a57b7a16119c8a045John McCall case OMF_dealloc: 48480cb6e69d9e85231588ae604e4bc2bc9a07389afNico Weber case OMF_finalize: 48585f3d76c0ecfdefcf83ea44a57b7a16119c8a045John McCall case OMF_retain: 48685f3d76c0ecfdefcf83ea44a57b7a16119c8a045John McCall case OMF_release: 48785f3d76c0ecfdefcf83ea44a57b7a16119c8a045John McCall case OMF_autorelease: 48885f3d76c0ecfdefcf83ea44a57b7a16119c8a045John McCall case OMF_retainCount: 489926df6cfabf3eaa4afc990c097fa4619b76a9b57Douglas Gregor case OMF_self: 49085f3d76c0ecfdefcf83ea44a57b7a16119c8a045John McCall if (!isInstanceMethod()) 49185f3d76c0ecfdefcf83ea44a57b7a16119c8a045John McCall family = OMF_None; 49285f3d76c0ecfdefcf83ea44a57b7a16119c8a045John McCall break; 4939670e179a67d868e171feac44fb8f9e2f108c5e8Fariborz Jahanian 4949670e179a67d868e171feac44fb8f9e2f108c5e8Fariborz Jahanian case OMF_performSelector: 4959670e179a67d868e171feac44fb8f9e2f108c5e8Fariborz Jahanian if (!isInstanceMethod() || 4969670e179a67d868e171feac44fb8f9e2f108c5e8Fariborz Jahanian !getResultType()->isObjCIdType()) 4979670e179a67d868e171feac44fb8f9e2f108c5e8Fariborz Jahanian family = OMF_None; 4989670e179a67d868e171feac44fb8f9e2f108c5e8Fariborz Jahanian else { 4999670e179a67d868e171feac44fb8f9e2f108c5e8Fariborz Jahanian unsigned noParams = param_size(); 5009670e179a67d868e171feac44fb8f9e2f108c5e8Fariborz Jahanian if (noParams < 1 || noParams > 3) 5019670e179a67d868e171feac44fb8f9e2f108c5e8Fariborz Jahanian family = OMF_None; 5029670e179a67d868e171feac44fb8f9e2f108c5e8Fariborz Jahanian else { 5039670e179a67d868e171feac44fb8f9e2f108c5e8Fariborz Jahanian ObjCMethodDecl::arg_type_iterator it = arg_type_begin(); 5049670e179a67d868e171feac44fb8f9e2f108c5e8Fariborz Jahanian QualType ArgT = (*it); 5059670e179a67d868e171feac44fb8f9e2f108c5e8Fariborz Jahanian if (!ArgT->isObjCSelType()) { 5069670e179a67d868e171feac44fb8f9e2f108c5e8Fariborz Jahanian family = OMF_None; 5079670e179a67d868e171feac44fb8f9e2f108c5e8Fariborz Jahanian break; 5089670e179a67d868e171feac44fb8f9e2f108c5e8Fariborz Jahanian } 5099670e179a67d868e171feac44fb8f9e2f108c5e8Fariborz Jahanian while (--noParams) { 5109670e179a67d868e171feac44fb8f9e2f108c5e8Fariborz Jahanian it++; 5119670e179a67d868e171feac44fb8f9e2f108c5e8Fariborz Jahanian ArgT = (*it); 5129670e179a67d868e171feac44fb8f9e2f108c5e8Fariborz Jahanian if (!ArgT->isObjCIdType()) { 5139670e179a67d868e171feac44fb8f9e2f108c5e8Fariborz Jahanian family = OMF_None; 5149670e179a67d868e171feac44fb8f9e2f108c5e8Fariborz Jahanian break; 5159670e179a67d868e171feac44fb8f9e2f108c5e8Fariborz Jahanian } 5169670e179a67d868e171feac44fb8f9e2f108c5e8Fariborz Jahanian } 5179670e179a67d868e171feac44fb8f9e2f108c5e8Fariborz Jahanian } 5189670e179a67d868e171feac44fb8f9e2f108c5e8Fariborz Jahanian } 5199670e179a67d868e171feac44fb8f9e2f108c5e8Fariborz Jahanian break; 5209670e179a67d868e171feac44fb8f9e2f108c5e8Fariborz Jahanian 52185f3d76c0ecfdefcf83ea44a57b7a16119c8a045John McCall } 52285f3d76c0ecfdefcf83ea44a57b7a16119c8a045John McCall 52385f3d76c0ecfdefcf83ea44a57b7a16119c8a045John McCall // Cache the result. 52485f3d76c0ecfdefcf83ea44a57b7a16119c8a045John McCall Family = static_cast<unsigned>(family); 52585f3d76c0ecfdefcf83ea44a57b7a16119c8a045John McCall return family; 52685f3d76c0ecfdefcf83ea44a57b7a16119c8a045John McCall} 52785f3d76c0ecfdefcf83ea44a57b7a16119c8a045John McCall 5281eb4433ac451dc16f4133a88af2d002ac26c58efMike Stumpvoid ObjCMethodDecl::createImplicitParams(ASTContext &Context, 529ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner const ObjCInterfaceDecl *OID) { 530ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner QualType selfTy; 531ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner if (isInstanceMethod()) { 532ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner // There may be no interface context due to error in declaration 533ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner // of the interface (which has been reported). Recover gracefully. 534ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner if (OID) { 5353b3a45858c6b2a45114e91902c3bf3c4b7f5f302Daniel Dunbar selfTy = Context.getObjCInterfaceType(OID); 53614108da7f7fc059772711e4ffee1322a27b152a7Steve Naroff selfTy = Context.getObjCObjectPointerType(selfTy); 537ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner } else { 538ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner selfTy = Context.getObjCIdType(); 539ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner } 540ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner } else // we have a factory method. 541ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner selfTy = Context.getObjCClassType(); 542ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner 5437acddacc921cd0b3f813443a8641eeddb82dfbd4John McCall bool selfIsPseudoStrong = false; 544f85e193739c953358c865005855253af4f68a497John McCall bool selfIsConsumed = false; 545f85e193739c953358c865005855253af4f68a497John McCall if (isInstanceMethod() && Context.getLangOptions().ObjCAutoRefCount) { 546f85e193739c953358c865005855253af4f68a497John McCall selfIsConsumed = hasAttr<NSConsumesSelfAttr>(); 547f85e193739c953358c865005855253af4f68a497John McCall 5487acddacc921cd0b3f813443a8641eeddb82dfbd4John McCall // 'self' is always __strong. It's actually pseudo-strong except 5497acddacc921cd0b3f813443a8641eeddb82dfbd4John McCall // in init methods, though. 550f85e193739c953358c865005855253af4f68a497John McCall Qualifiers qs; 551f85e193739c953358c865005855253af4f68a497John McCall qs.setObjCLifetime(Qualifiers::OCL_Strong); 552f85e193739c953358c865005855253af4f68a497John McCall selfTy = Context.getQualifiedType(selfTy, qs); 553f85e193739c953358c865005855253af4f68a497John McCall 554f85e193739c953358c865005855253af4f68a497John McCall // In addition, 'self' is const unless this is an init method. 5557acddacc921cd0b3f813443a8641eeddb82dfbd4John McCall if (getMethodFamily() != OMF_init) { 556f85e193739c953358c865005855253af4f68a497John McCall selfTy = selfTy.withConst(); 5577acddacc921cd0b3f813443a8641eeddb82dfbd4John McCall selfIsPseudoStrong = true; 5587acddacc921cd0b3f813443a8641eeddb82dfbd4John McCall } 559f85e193739c953358c865005855253af4f68a497John McCall } 560f85e193739c953358c865005855253af4f68a497John McCall 561f85e193739c953358c865005855253af4f68a497John McCall ImplicitParamDecl *self 562f85e193739c953358c865005855253af4f68a497John McCall = ImplicitParamDecl::Create(Context, this, SourceLocation(), 563f85e193739c953358c865005855253af4f68a497John McCall &Context.Idents.get("self"), selfTy); 564f85e193739c953358c865005855253af4f68a497John McCall setSelfDecl(self); 565f85e193739c953358c865005855253af4f68a497John McCall 566f85e193739c953358c865005855253af4f68a497John McCall if (selfIsConsumed) 567f85e193739c953358c865005855253af4f68a497John McCall self->addAttr(new (Context) NSConsumedAttr(SourceLocation(), Context)); 568ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner 5697acddacc921cd0b3f813443a8641eeddb82dfbd4John McCall if (selfIsPseudoStrong) 5707acddacc921cd0b3f813443a8641eeddb82dfbd4John McCall self->setARCPseudoStrong(true); 5717acddacc921cd0b3f813443a8641eeddb82dfbd4John McCall 5721eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump setCmdDecl(ImplicitParamDecl::Create(Context, this, SourceLocation(), 5731eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump &Context.Idents.get("_cmd"), 57453c9d8a4b8f0a76cb9dd2fdd8c433ccf110f2eecSteve Naroff Context.getObjCSelType())); 575ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner} 576ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner 577ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris LattnerObjCInterfaceDecl *ObjCMethodDecl::getClassInterface() { 578ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner if (ObjCInterfaceDecl *ID = dyn_cast<ObjCInterfaceDecl>(getDeclContext())) 579ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner return ID; 580ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner if (ObjCCategoryDecl *CD = dyn_cast<ObjCCategoryDecl>(getDeclContext())) 581ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner return CD->getClassInterface(); 582a8530375168f578e9039837c58054d55655c981bArgyrios Kyrtzidis if (ObjCImplDecl *IMD = dyn_cast<ObjCImplDecl>(getDeclContext())) 583ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner return IMD->getClassInterface(); 584a8530375168f578e9039837c58054d55655c981bArgyrios Kyrtzidis 585a8530375168f578e9039837c58054d55655c981bArgyrios Kyrtzidis assert(!isa<ObjCProtocolDecl>(getDeclContext()) && "It's a protocol method"); 586b219cfc4d75f0a03630b7c4509ef791b7e97b2c8David Blaikie llvm_unreachable("unknown method context"); 587ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner} 588ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner 589ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner//===----------------------------------------------------------------------===// 590ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner// ObjCInterfaceDecl 591ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner//===----------------------------------------------------------------------===// 5920b7ebb3dba0df0a6cbf221e5edbc6a4b8848478cChris Lattner 5930ed844b04ea4387caa4e1cf3dc375d269657536bChris LattnerObjCInterfaceDecl *ObjCInterfaceDecl::Create(ASTContext &C, 594d04341000d35c8808a72838b057eed7bf13b7661Douglas Gregor DeclContext *DC, 5950ed844b04ea4387caa4e1cf3dc375d269657536bChris Lattner SourceLocation atLoc, 5961eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump IdentifierInfo *Id, 597d6a07aaf62b40cdfbd96f6b874d02b06fc22d015Steve Naroff SourceLocation ClassLoc, 5980e77ba0bf769e2e5a4a93c079f241b02aeb3ef93Chris Lattner bool ForwardDecl, bool isInternal){ 599deacbdca554298ccdf636f19c6094a8825ec6b34Douglas Gregor return new (C) ObjCInterfaceDecl(DC, atLoc, Id, ClassLoc, ForwardDecl, 600deacbdca554298ccdf636f19c6094a8825ec6b34Douglas Gregor isInternal); 6010e77ba0bf769e2e5a4a93c079f241b02aeb3ef93Chris Lattner} 6026c4ae5de0c356777446f823b573821fb95560d91Chris Lattner 6030b7ebb3dba0df0a6cbf221e5edbc6a4b8848478cChris LattnerObjCInterfaceDecl:: 6040b7ebb3dba0df0a6cbf221e5edbc6a4b8848478cChris LattnerObjCInterfaceDecl(DeclContext *DC, SourceLocation atLoc, IdentifierInfo *Id, 605deacbdca554298ccdf636f19c6094a8825ec6b34Douglas Gregor SourceLocation CLoc, bool FD, bool isInternal) 6060b7ebb3dba0df0a6cbf221e5edbc6a4b8848478cChris Lattner : ObjCContainerDecl(ObjCInterface, DC, atLoc, Id), 607e881483a3bc22ffad62367501aa09ad8508fe363Chris Lattner TypeForDecl(0), SuperClass(0), 6082c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian CategoryList(0), IvarList(0), 60926ac3f30ecef21749c00a4b1a08dd15d772dd5aaDouglas Gregor ForwardDecl(FD), InternalInterface(isInternal), ExternallyCompleted(false), 6100b7ebb3dba0df0a6cbf221e5edbc6a4b8848478cChris Lattner ClassLoc(CLoc) { 611e4f039e01e797a38bc97bf22aff9832ecd18ff5fSteve Naroff} 612e4f039e01e797a38bc97bf22aff9832ecd18ff5fSteve Naroff 61326ac3f30ecef21749c00a4b1a08dd15d772dd5aaDouglas Gregorvoid ObjCInterfaceDecl::LoadExternalDefinition() const { 61426ac3f30ecef21749c00a4b1a08dd15d772dd5aaDouglas Gregor assert(ExternallyCompleted && "Class is not externally completed"); 61526ac3f30ecef21749c00a4b1a08dd15d772dd5aaDouglas Gregor ExternallyCompleted = false; 61626ac3f30ecef21749c00a4b1a08dd15d772dd5aaDouglas Gregor getASTContext().getExternalSource()->CompleteType( 61726ac3f30ecef21749c00a4b1a08dd15d772dd5aaDouglas Gregor const_cast<ObjCInterfaceDecl *>(this)); 61826ac3f30ecef21749c00a4b1a08dd15d772dd5aaDouglas Gregor} 61926ac3f30ecef21749c00a4b1a08dd15d772dd5aaDouglas Gregor 62026ac3f30ecef21749c00a4b1a08dd15d772dd5aaDouglas Gregorvoid ObjCInterfaceDecl::setExternallyCompleted() { 62126ac3f30ecef21749c00a4b1a08dd15d772dd5aaDouglas Gregor assert(getASTContext().getExternalSource() && 62226ac3f30ecef21749c00a4b1a08dd15d772dd5aaDouglas Gregor "Class can't be externally completed without an external source"); 62326ac3f30ecef21749c00a4b1a08dd15d772dd5aaDouglas Gregor assert(!ForwardDecl && 62426ac3f30ecef21749c00a4b1a08dd15d772dd5aaDouglas Gregor "Forward declarations can't be externally completed"); 62526ac3f30ecef21749c00a4b1a08dd15d772dd5aaDouglas Gregor ExternallyCompleted = true; 62626ac3f30ecef21749c00a4b1a08dd15d772dd5aaDouglas Gregor} 62726ac3f30ecef21749c00a4b1a08dd15d772dd5aaDouglas Gregor 6288a1d722f13df383600f36d77f842957c8adb5f1bArgyrios KyrtzidisObjCImplementationDecl *ObjCInterfaceDecl::getImplementation() const { 62926ac3f30ecef21749c00a4b1a08dd15d772dd5aaDouglas Gregor if (ExternallyCompleted) 63026ac3f30ecef21749c00a4b1a08dd15d772dd5aaDouglas Gregor LoadExternalDefinition(); 63126ac3f30ecef21749c00a4b1a08dd15d772dd5aaDouglas Gregor 6328a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis return getASTContext().getObjCImplementation( 6338a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis const_cast<ObjCInterfaceDecl*>(this)); 6348a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis} 6358a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis 6368a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidisvoid ObjCInterfaceDecl::setImplementation(ObjCImplementationDecl *ImplD) { 6378a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis getASTContext().setObjCImplementation(this, ImplD); 6388a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis} 6398a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis 6402c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian/// all_declared_ivar_begin - return first ivar declared in this class, 6412c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian/// its extensions and its implementation. Lazily build the list on first 6422c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian/// access. 6432c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz JahanianObjCIvarDecl *ObjCInterfaceDecl::all_declared_ivar_begin() { 6442c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian if (IvarList) 6452c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian return IvarList; 6462c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian 6472c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian ObjCIvarDecl *curIvar = 0; 6482c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian if (!ivar_empty()) { 6492c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian ObjCInterfaceDecl::ivar_iterator I = ivar_begin(), E = ivar_end(); 6502c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian IvarList = (*I); ++I; 6512c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian for (curIvar = IvarList; I != E; curIvar = *I, ++I) 6522c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian curIvar->setNextIvar(*I); 6532c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian } 6542c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian 6552c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian for (const ObjCCategoryDecl *CDecl = getFirstClassExtension(); CDecl; 6562c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian CDecl = CDecl->getNextClassExtension()) { 6572c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian if (!CDecl->ivar_empty()) { 6582c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian ObjCCategoryDecl::ivar_iterator I = CDecl->ivar_begin(), 6592c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian E = CDecl->ivar_end(); 6602c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian if (!IvarList) { 6612c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian IvarList = (*I); ++I; 6622c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian curIvar = IvarList; 6632c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian } 6642c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian for ( ;I != E; curIvar = *I, ++I) 6652c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian curIvar->setNextIvar(*I); 6662c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian } 6672c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian } 6682c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian 6692c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian if (ObjCImplementationDecl *ImplDecl = getImplementation()) { 6702c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian if (!ImplDecl->ivar_empty()) { 6712c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian ObjCImplementationDecl::ivar_iterator I = ImplDecl->ivar_begin(), 6722c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian E = ImplDecl->ivar_end(); 6732c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian if (!IvarList) { 6742c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian IvarList = (*I); ++I; 6752c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian curIvar = IvarList; 6762c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian } 6772c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian for ( ;I != E; curIvar = *I, ++I) 6782c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian curIvar->setNextIvar(*I); 6792c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian } 6802c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian } 6812c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian return IvarList; 6822c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian} 6838a779314870760848e61da2c428a78971fe3f1c3Ted Kremenek 684ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner/// FindCategoryDeclaration - Finds category declaration in the list of 685ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner/// categories for this class and returns it. Name of the category is passed 686ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner/// in 'CategoryId'. If category not found, return 0; 687ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner/// 688ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris LattnerObjCCategoryDecl * 689ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris LattnerObjCInterfaceDecl::FindCategoryDeclaration(IdentifierInfo *CategoryId) const { 69026ac3f30ecef21749c00a4b1a08dd15d772dd5aaDouglas Gregor if (ExternallyCompleted) 69126ac3f30ecef21749c00a4b1a08dd15d772dd5aaDouglas Gregor LoadExternalDefinition(); 69226ac3f30ecef21749c00a4b1a08dd15d772dd5aaDouglas Gregor 693ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner for (ObjCCategoryDecl *Category = getCategoryList(); 694ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner Category; Category = Category->getNextClassCategory()) 695ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner if (Category->getIdentifier() == CategoryId) 696ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner return Category; 697ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner return 0; 698ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner} 699ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner 7001cb35dd4840d21cec58648361180d5688446a9caArgyrios KyrtzidisObjCMethodDecl * 7011cb35dd4840d21cec58648361180d5688446a9caArgyrios KyrtzidisObjCInterfaceDecl::getCategoryInstanceMethod(Selector Sel) const { 7021cb35dd4840d21cec58648361180d5688446a9caArgyrios Kyrtzidis for (ObjCCategoryDecl *Category = getCategoryList(); 7031cb35dd4840d21cec58648361180d5688446a9caArgyrios Kyrtzidis Category; Category = Category->getNextClassCategory()) 7041cb35dd4840d21cec58648361180d5688446a9caArgyrios Kyrtzidis if (ObjCCategoryImplDecl *Impl = Category->getImplementation()) 7051cb35dd4840d21cec58648361180d5688446a9caArgyrios Kyrtzidis if (ObjCMethodDecl *MD = Impl->getInstanceMethod(Sel)) 7061cb35dd4840d21cec58648361180d5688446a9caArgyrios Kyrtzidis return MD; 7071cb35dd4840d21cec58648361180d5688446a9caArgyrios Kyrtzidis return 0; 7081cb35dd4840d21cec58648361180d5688446a9caArgyrios Kyrtzidis} 7091cb35dd4840d21cec58648361180d5688446a9caArgyrios Kyrtzidis 7101cb35dd4840d21cec58648361180d5688446a9caArgyrios KyrtzidisObjCMethodDecl *ObjCInterfaceDecl::getCategoryClassMethod(Selector Sel) const { 7111cb35dd4840d21cec58648361180d5688446a9caArgyrios Kyrtzidis for (ObjCCategoryDecl *Category = getCategoryList(); 7121cb35dd4840d21cec58648361180d5688446a9caArgyrios Kyrtzidis Category; Category = Category->getNextClassCategory()) 7131cb35dd4840d21cec58648361180d5688446a9caArgyrios Kyrtzidis if (ObjCCategoryImplDecl *Impl = Category->getImplementation()) 7141cb35dd4840d21cec58648361180d5688446a9caArgyrios Kyrtzidis if (ObjCMethodDecl *MD = Impl->getClassMethod(Sel)) 7151cb35dd4840d21cec58648361180d5688446a9caArgyrios Kyrtzidis return MD; 7161cb35dd4840d21cec58648361180d5688446a9caArgyrios Kyrtzidis return 0; 7171cb35dd4840d21cec58648361180d5688446a9caArgyrios Kyrtzidis} 7181cb35dd4840d21cec58648361180d5688446a9caArgyrios Kyrtzidis 7190fd8904c5f71a11d29f67716c3ebdf7ad1c855fbFariborz Jahanian/// ClassImplementsProtocol - Checks that 'lProto' protocol 7200fd8904c5f71a11d29f67716c3ebdf7ad1c855fbFariborz Jahanian/// has been implemented in IDecl class, its super class or categories (if 7210fd8904c5f71a11d29f67716c3ebdf7ad1c855fbFariborz Jahanian/// lookupCategory is true). 7220fd8904c5f71a11d29f67716c3ebdf7ad1c855fbFariborz Jahanianbool ObjCInterfaceDecl::ClassImplementsProtocol(ObjCProtocolDecl *lProto, 7230fd8904c5f71a11d29f67716c3ebdf7ad1c855fbFariborz Jahanian bool lookupCategory, 7240fd8904c5f71a11d29f67716c3ebdf7ad1c855fbFariborz Jahanian bool RHSIsQualifiedID) { 7250fd8904c5f71a11d29f67716c3ebdf7ad1c855fbFariborz Jahanian ObjCInterfaceDecl *IDecl = this; 7260fd8904c5f71a11d29f67716c3ebdf7ad1c855fbFariborz Jahanian // 1st, look up the class. 7270fd8904c5f71a11d29f67716c3ebdf7ad1c855fbFariborz Jahanian const ObjCList<ObjCProtocolDecl> &Protocols = 7280fd8904c5f71a11d29f67716c3ebdf7ad1c855fbFariborz Jahanian IDecl->getReferencedProtocols(); 7291eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 7300fd8904c5f71a11d29f67716c3ebdf7ad1c855fbFariborz Jahanian for (ObjCList<ObjCProtocolDecl>::iterator PI = Protocols.begin(), 7310fd8904c5f71a11d29f67716c3ebdf7ad1c855fbFariborz Jahanian E = Protocols.end(); PI != E; ++PI) { 7320fd8904c5f71a11d29f67716c3ebdf7ad1c855fbFariborz Jahanian if (getASTContext().ProtocolCompatibleWithProtocol(lProto, *PI)) 7330fd8904c5f71a11d29f67716c3ebdf7ad1c855fbFariborz Jahanian return true; 7340fd8904c5f71a11d29f67716c3ebdf7ad1c855fbFariborz Jahanian // This is dubious and is added to be compatible with gcc. In gcc, it is 7350fd8904c5f71a11d29f67716c3ebdf7ad1c855fbFariborz Jahanian // also allowed assigning a protocol-qualified 'id' type to a LHS object 7360fd8904c5f71a11d29f67716c3ebdf7ad1c855fbFariborz Jahanian // when protocol in qualified LHS is in list of protocols in the rhs 'id' 7370fd8904c5f71a11d29f67716c3ebdf7ad1c855fbFariborz Jahanian // object. This IMO, should be a bug. 7380fd8904c5f71a11d29f67716c3ebdf7ad1c855fbFariborz Jahanian // FIXME: Treat this as an extension, and flag this as an error when GCC 7390fd8904c5f71a11d29f67716c3ebdf7ad1c855fbFariborz Jahanian // extensions are not enabled. 7401eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump if (RHSIsQualifiedID && 7410fd8904c5f71a11d29f67716c3ebdf7ad1c855fbFariborz Jahanian getASTContext().ProtocolCompatibleWithProtocol(*PI, lProto)) 7420fd8904c5f71a11d29f67716c3ebdf7ad1c855fbFariborz Jahanian return true; 7430fd8904c5f71a11d29f67716c3ebdf7ad1c855fbFariborz Jahanian } 7441eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 7450fd8904c5f71a11d29f67716c3ebdf7ad1c855fbFariborz Jahanian // 2nd, look up the category. 7460fd8904c5f71a11d29f67716c3ebdf7ad1c855fbFariborz Jahanian if (lookupCategory) 7470fd8904c5f71a11d29f67716c3ebdf7ad1c855fbFariborz Jahanian for (ObjCCategoryDecl *CDecl = IDecl->getCategoryList(); CDecl; 7480fd8904c5f71a11d29f67716c3ebdf7ad1c855fbFariborz Jahanian CDecl = CDecl->getNextClassCategory()) { 7490fd8904c5f71a11d29f67716c3ebdf7ad1c855fbFariborz Jahanian for (ObjCCategoryDecl::protocol_iterator PI = CDecl->protocol_begin(), 7500fd8904c5f71a11d29f67716c3ebdf7ad1c855fbFariborz Jahanian E = CDecl->protocol_end(); PI != E; ++PI) 7510fd8904c5f71a11d29f67716c3ebdf7ad1c855fbFariborz Jahanian if (getASTContext().ProtocolCompatibleWithProtocol(lProto, *PI)) 7520fd8904c5f71a11d29f67716c3ebdf7ad1c855fbFariborz Jahanian return true; 7530fd8904c5f71a11d29f67716c3ebdf7ad1c855fbFariborz Jahanian } 7541eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 7550fd8904c5f71a11d29f67716c3ebdf7ad1c855fbFariborz Jahanian // 3rd, look up the super class(s) 7560fd8904c5f71a11d29f67716c3ebdf7ad1c855fbFariborz Jahanian if (IDecl->getSuperClass()) 7570fd8904c5f71a11d29f67716c3ebdf7ad1c855fbFariborz Jahanian return 7580fd8904c5f71a11d29f67716c3ebdf7ad1c855fbFariborz Jahanian IDecl->getSuperClass()->ClassImplementsProtocol(lProto, lookupCategory, 7590fd8904c5f71a11d29f67716c3ebdf7ad1c855fbFariborz Jahanian RHSIsQualifiedID); 7601eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 7610fd8904c5f71a11d29f67716c3ebdf7ad1c855fbFariborz Jahanian return false; 7620fd8904c5f71a11d29f67716c3ebdf7ad1c855fbFariborz Jahanian} 7630fd8904c5f71a11d29f67716c3ebdf7ad1c855fbFariborz Jahanian 764ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner//===----------------------------------------------------------------------===// 765ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner// ObjCIvarDecl 766ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner//===----------------------------------------------------------------------===// 767ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner 768a06549226f45d5b72169a3d054415616dd1014a2Daniel DunbarObjCIvarDecl *ObjCIvarDecl::Create(ASTContext &C, ObjCContainerDecl *DC, 769ff676cb48fe8bf7be2feaa251dc7c5fb15af4730Abramo Bagnara SourceLocation StartLoc, 770ff676cb48fe8bf7be2feaa251dc7c5fb15af4730Abramo Bagnara SourceLocation IdLoc, IdentifierInfo *Id, 771a93c934af4fbf97cbe8e649d82e68ccacfe57c95John McCall QualType T, TypeSourceInfo *TInfo, 772ad51e74030a59a8aa4ef0ebca1d7a701602ef53bFariborz Jahanian AccessControl ac, Expr *BW, 773ad51e74030a59a8aa4ef0ebca1d7a701602ef53bFariborz Jahanian bool synthesized) { 774a06549226f45d5b72169a3d054415616dd1014a2Daniel Dunbar if (DC) { 775a06549226f45d5b72169a3d054415616dd1014a2Daniel Dunbar // Ivar's can only appear in interfaces, implementations (via synthesized 776a06549226f45d5b72169a3d054415616dd1014a2Daniel Dunbar // properties), and class extensions (via direct declaration, or synthesized 777a06549226f45d5b72169a3d054415616dd1014a2Daniel Dunbar // properties). 778a06549226f45d5b72169a3d054415616dd1014a2Daniel Dunbar // 779a06549226f45d5b72169a3d054415616dd1014a2Daniel Dunbar // FIXME: This should really be asserting this: 780a06549226f45d5b72169a3d054415616dd1014a2Daniel Dunbar // (isa<ObjCCategoryDecl>(DC) && 781a06549226f45d5b72169a3d054415616dd1014a2Daniel Dunbar // cast<ObjCCategoryDecl>(DC)->IsClassExtension())) 782a06549226f45d5b72169a3d054415616dd1014a2Daniel Dunbar // but unfortunately we sometimes place ivars into non-class extension 783a06549226f45d5b72169a3d054415616dd1014a2Daniel Dunbar // categories on error. This breaks an AST invariant, and should not be 784a06549226f45d5b72169a3d054415616dd1014a2Daniel Dunbar // fixed. 785a06549226f45d5b72169a3d054415616dd1014a2Daniel Dunbar assert((isa<ObjCInterfaceDecl>(DC) || isa<ObjCImplementationDecl>(DC) || 786a06549226f45d5b72169a3d054415616dd1014a2Daniel Dunbar isa<ObjCCategoryDecl>(DC)) && 787a06549226f45d5b72169a3d054415616dd1014a2Daniel Dunbar "Invalid ivar decl context!"); 7882c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian // Once a new ivar is created in any of class/class-extension/implementation 7892c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian // decl contexts, the previously built IvarList must be rebuilt. 7902c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian ObjCInterfaceDecl *ID = dyn_cast<ObjCInterfaceDecl>(DC); 7912c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian if (!ID) { 792000835d0b04345c0014c603fe6339b3bc154050eFariborz Jahanian if (ObjCImplementationDecl *IM = dyn_cast<ObjCImplementationDecl>(DC)) { 7932c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian ID = IM->getClassInterface(); 794000835d0b04345c0014c603fe6339b3bc154050eFariborz Jahanian if (BW) 795000835d0b04345c0014c603fe6339b3bc154050eFariborz Jahanian IM->setHasSynthBitfield(true); 7963060178ad9df29789505c1e6debcfc80a3a13587Chad Rosier } else { 797000835d0b04345c0014c603fe6339b3bc154050eFariborz Jahanian ObjCCategoryDecl *CD = cast<ObjCCategoryDecl>(DC); 798000835d0b04345c0014c603fe6339b3bc154050eFariborz Jahanian ID = CD->getClassInterface(); 799000835d0b04345c0014c603fe6339b3bc154050eFariborz Jahanian if (BW) 800000835d0b04345c0014c603fe6339b3bc154050eFariborz Jahanian CD->setHasSynthBitfield(true); 801000835d0b04345c0014c603fe6339b3bc154050eFariborz Jahanian } 8022c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian } 8032c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian ID->setIvarList(0); 804a06549226f45d5b72169a3d054415616dd1014a2Daniel Dunbar } 805a06549226f45d5b72169a3d054415616dd1014a2Daniel Dunbar 806ff676cb48fe8bf7be2feaa251dc7c5fb15af4730Abramo Bagnara return new (C) ObjCIvarDecl(DC, StartLoc, IdLoc, Id, T, TInfo, 807ff676cb48fe8bf7be2feaa251dc7c5fb15af4730Abramo Bagnara ac, BW, synthesized); 8086c4ae5de0c356777446f823b573821fb95560d91Chris Lattner} 8096c4ae5de0c356777446f823b573821fb95560d91Chris Lattner 81027a961a6adab85cfcf7e48485bbec9237719ae96Daniel Dunbarconst ObjCInterfaceDecl *ObjCIvarDecl::getContainingInterface() const { 81127a961a6adab85cfcf7e48485bbec9237719ae96Daniel Dunbar const ObjCContainerDecl *DC = cast<ObjCContainerDecl>(getDeclContext()); 81227a961a6adab85cfcf7e48485bbec9237719ae96Daniel Dunbar 81327a961a6adab85cfcf7e48485bbec9237719ae96Daniel Dunbar switch (DC->getKind()) { 81427a961a6adab85cfcf7e48485bbec9237719ae96Daniel Dunbar default: 81527a961a6adab85cfcf7e48485bbec9237719ae96Daniel Dunbar case ObjCCategoryImpl: 81627a961a6adab85cfcf7e48485bbec9237719ae96Daniel Dunbar case ObjCProtocol: 817b219cfc4d75f0a03630b7c4509ef791b7e97b2c8David Blaikie llvm_unreachable("invalid ivar container!"); 81827a961a6adab85cfcf7e48485bbec9237719ae96Daniel Dunbar 81927a961a6adab85cfcf7e48485bbec9237719ae96Daniel Dunbar // Ivars can only appear in class extension categories. 82027a961a6adab85cfcf7e48485bbec9237719ae96Daniel Dunbar case ObjCCategory: { 82127a961a6adab85cfcf7e48485bbec9237719ae96Daniel Dunbar const ObjCCategoryDecl *CD = cast<ObjCCategoryDecl>(DC); 82227a961a6adab85cfcf7e48485bbec9237719ae96Daniel Dunbar assert(CD->IsClassExtension() && "invalid container for ivar!"); 82327a961a6adab85cfcf7e48485bbec9237719ae96Daniel Dunbar return CD->getClassInterface(); 82427a961a6adab85cfcf7e48485bbec9237719ae96Daniel Dunbar } 82527a961a6adab85cfcf7e48485bbec9237719ae96Daniel Dunbar 82627a961a6adab85cfcf7e48485bbec9237719ae96Daniel Dunbar case ObjCImplementation: 82727a961a6adab85cfcf7e48485bbec9237719ae96Daniel Dunbar return cast<ObjCImplementationDecl>(DC)->getClassInterface(); 82801e6779faca1e3a3164c697d6e2dfee0881a6981Ted Kremenek 82927a961a6adab85cfcf7e48485bbec9237719ae96Daniel Dunbar case ObjCInterface: 83027a961a6adab85cfcf7e48485bbec9237719ae96Daniel Dunbar return cast<ObjCInterfaceDecl>(DC); 83127a961a6adab85cfcf7e48485bbec9237719ae96Daniel Dunbar } 83227a961a6adab85cfcf7e48485bbec9237719ae96Daniel Dunbar} 833ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner 834ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner//===----------------------------------------------------------------------===// 835ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner// ObjCAtDefsFieldDecl 836ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner//===----------------------------------------------------------------------===// 837ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner 83801e6779faca1e3a3164c697d6e2dfee0881a6981Ted KremenekObjCAtDefsFieldDecl 839ff676cb48fe8bf7be2feaa251dc7c5fb15af4730Abramo Bagnara*ObjCAtDefsFieldDecl::Create(ASTContext &C, DeclContext *DC, 840ff676cb48fe8bf7be2feaa251dc7c5fb15af4730Abramo Bagnara SourceLocation StartLoc, SourceLocation IdLoc, 84101e6779faca1e3a3164c697d6e2dfee0881a6981Ted Kremenek IdentifierInfo *Id, QualType T, Expr *BW) { 842ff676cb48fe8bf7be2feaa251dc7c5fb15af4730Abramo Bagnara return new (C) ObjCAtDefsFieldDecl(DC, StartLoc, IdLoc, Id, T, BW); 84301e6779faca1e3a3164c697d6e2dfee0881a6981Ted Kremenek} 84401e6779faca1e3a3164c697d6e2dfee0881a6981Ted Kremenek 845ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner//===----------------------------------------------------------------------===// 846ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner// ObjCProtocolDecl 847ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner//===----------------------------------------------------------------------===// 848ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner 849d04341000d35c8808a72838b057eed7bf13b7661Douglas GregorObjCProtocolDecl *ObjCProtocolDecl::Create(ASTContext &C, DeclContext *DC, 8501eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump SourceLocation L, 851c858105d41602a2dadb2efbc1af80a7b791ebac3Chris Lattner IdentifierInfo *Id) { 8523e9704981d7691fdd44913bf1786e8d760d8a627Steve Naroff return new (C) ObjCProtocolDecl(DC, L, Id); 853cca59d77c4b84fd2da268018dbaf9431a621e75bChris Lattner} 854cca59d77c4b84fd2da268018dbaf9431a621e75bChris Lattner 85591b0b0cf6b537cbcbca0038c7032f87161a41d31Steve NaroffObjCProtocolDecl *ObjCProtocolDecl::lookupProtocolNamed(IdentifierInfo *Name) { 85691b0b0cf6b537cbcbca0038c7032f87161a41d31Steve Naroff ObjCProtocolDecl *PDecl = this; 85791b0b0cf6b537cbcbca0038c7032f87161a41d31Steve Naroff 85891b0b0cf6b537cbcbca0038c7032f87161a41d31Steve Naroff if (Name == getIdentifier()) 85991b0b0cf6b537cbcbca0038c7032f87161a41d31Steve Naroff return PDecl; 86091b0b0cf6b537cbcbca0038c7032f87161a41d31Steve Naroff 86191b0b0cf6b537cbcbca0038c7032f87161a41d31Steve Naroff for (protocol_iterator I = protocol_begin(), E = protocol_end(); I != E; ++I) 86291b0b0cf6b537cbcbca0038c7032f87161a41d31Steve Naroff if ((PDecl = (*I)->lookupProtocolNamed(Name))) 86391b0b0cf6b537cbcbca0038c7032f87161a41d31Steve Naroff return PDecl; 8641eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 86591b0b0cf6b537cbcbca0038c7032f87161a41d31Steve Naroff return NULL; 86691b0b0cf6b537cbcbca0038c7032f87161a41d31Steve Naroff} 86791b0b0cf6b537cbcbca0038c7032f87161a41d31Steve Naroff 868094e2bb6730d63e0f6919e4839522a43b7644181Argyrios Kyrtzidis// lookupMethod - Lookup a instance/class method in the protocol and protocols 869ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner// it inherited. 870094e2bb6730d63e0f6919e4839522a43b7644181Argyrios KyrtzidisObjCMethodDecl *ObjCProtocolDecl::lookupMethod(Selector Sel, 871094e2bb6730d63e0f6919e4839522a43b7644181Argyrios Kyrtzidis bool isInstance) const { 872ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner ObjCMethodDecl *MethodDecl = NULL; 8731eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 874094e2bb6730d63e0f6919e4839522a43b7644181Argyrios Kyrtzidis if ((MethodDecl = getMethod(Sel, isInstance))) 875ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner return MethodDecl; 8761eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 877ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner for (protocol_iterator I = protocol_begin(), E = protocol_end(); I != E; ++I) 878094e2bb6730d63e0f6919e4839522a43b7644181Argyrios Kyrtzidis if ((MethodDecl = (*I)->lookupMethod(Sel, isInstance))) 879ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner return MethodDecl; 880ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner return NULL; 881ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner} 882411280e5b25ba7dcd7c8a82a5c23880fe7632a3cChris Lattner 883ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner//===----------------------------------------------------------------------===// 884ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner// ObjCClassDecl 885ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner//===----------------------------------------------------------------------===// 886411280e5b25ba7dcd7c8a82a5c23880fe7632a3cChris Lattner 8871eb4433ac451dc16f4133a88af2d002ac26c58efMike StumpObjCClassDecl::ObjCClassDecl(DeclContext *DC, SourceLocation L, 88895ed7784a335aca53b0c6e952cf31a4cfb633360Fariborz Jahanian ObjCInterfaceDecl *const Elt, 88995ed7784a335aca53b0c6e952cf31a4cfb633360Fariborz Jahanian const SourceLocation Loc, 89038af2deb27cdfa1a95bde96e30dab15dce53fcefChris Lattner ASTContext &C) 89138af2deb27cdfa1a95bde96e30dab15dce53fcefChris Lattner : Decl(ObjCClass, DC, L) { 89295ed7784a335aca53b0c6e952cf31a4cfb633360Fariborz Jahanian setClass(C, Elt, Loc); 893321c22f1c4271c3d9a3d4d3fc18847f948ab595bTed Kremenek} 89438af2deb27cdfa1a95bde96e30dab15dce53fcefChris Lattner 895d04341000d35c8808a72838b057eed7bf13b7661Douglas GregorObjCClassDecl *ObjCClassDecl::Create(ASTContext &C, DeclContext *DC, 8960ed844b04ea4387caa4e1cf3dc375d269657536bChris Lattner SourceLocation L, 89795ed7784a335aca53b0c6e952cf31a4cfb633360Fariborz Jahanian ObjCInterfaceDecl *const Elt, 89895ed7784a335aca53b0c6e952cf31a4cfb633360Fariborz Jahanian const SourceLocation Loc) { 89995ed7784a335aca53b0c6e952cf31a4cfb633360Fariborz Jahanian return new (C) ObjCClassDecl(DC, L, Elt, Loc, C); 90061f9d41036e30ff80130f99b31c0626e3ef057ccChris Lattner} 90161f9d41036e30ff80130f99b31c0626e3ef057ccChris Lattner 90295ed7784a335aca53b0c6e952cf31a4cfb633360Fariborz Jahanianvoid ObjCClassDecl::setClass(ASTContext &C, ObjCInterfaceDecl*const Cls, 90395ed7784a335aca53b0c6e952cf31a4cfb633360Fariborz Jahanian const SourceLocation Loc) { 90495ed7784a335aca53b0c6e952cf31a4cfb633360Fariborz Jahanian 90595ed7784a335aca53b0c6e952cf31a4cfb633360Fariborz Jahanian ForwardDecl = (ObjCClassRef*) C.Allocate(sizeof(ObjCClassRef), 90695ed7784a335aca53b0c6e952cf31a4cfb633360Fariborz Jahanian llvm::alignOf<ObjCClassRef>()); 90795ed7784a335aca53b0c6e952cf31a4cfb633360Fariborz Jahanian new (ForwardDecl) ObjCClassRef(Cls, Loc); 90895ed7784a335aca53b0c6e952cf31a4cfb633360Fariborz Jahanian} 90995ed7784a335aca53b0c6e952cf31a4cfb633360Fariborz Jahanian 9102dbdd622d02d1bfbe1e5bcf421b07b74c7a748f1Ted KremenekSourceRange ObjCClassDecl::getSourceRange() const { 9112dbdd622d02d1bfbe1e5bcf421b07b74c7a748f1Ted Kremenek // FIXME: We should include the semicolon 91295ed7784a335aca53b0c6e952cf31a4cfb633360Fariborz Jahanian return SourceRange(getLocation(), ForwardDecl->getLocation()); 9132dbdd622d02d1bfbe1e5bcf421b07b74c7a748f1Ted Kremenek} 9142dbdd622d02d1bfbe1e5bcf421b07b74c7a748f1Ted Kremenek 915ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner//===----------------------------------------------------------------------===// 916ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner// ObjCForwardProtocolDecl 917ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner//===----------------------------------------------------------------------===// 918ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner 91938af2deb27cdfa1a95bde96e30dab15dce53fcefChris LattnerObjCForwardProtocolDecl:: 92038af2deb27cdfa1a95bde96e30dab15dce53fcefChris LattnerObjCForwardProtocolDecl(DeclContext *DC, SourceLocation L, 92138af2deb27cdfa1a95bde96e30dab15dce53fcefChris Lattner ObjCProtocolDecl *const *Elts, unsigned nElts, 92218df52bbb5d28ca082064d31ae7558dbdae52377Douglas Gregor const SourceLocation *Locs, ASTContext &C) 9231eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump: Decl(ObjCForwardProtocol, DC, L) { 92418df52bbb5d28ca082064d31ae7558dbdae52377Douglas Gregor ReferencedProtocols.set(Elts, nElts, Locs, C); 92538af2deb27cdfa1a95bde96e30dab15dce53fcefChris Lattner} 92638af2deb27cdfa1a95bde96e30dab15dce53fcefChris Lattner 92738af2deb27cdfa1a95bde96e30dab15dce53fcefChris Lattner 92861f9d41036e30ff80130f99b31c0626e3ef057ccChris LattnerObjCForwardProtocolDecl * 929d04341000d35c8808a72838b057eed7bf13b7661Douglas GregorObjCForwardProtocolDecl::Create(ASTContext &C, DeclContext *DC, 9301eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump SourceLocation L, 93107fa7749da805969f2ed467a4eb5b405a4ff9a23Chris Lattner ObjCProtocolDecl *const *Elts, 93218df52bbb5d28ca082064d31ae7558dbdae52377Douglas Gregor unsigned NumElts, 93318df52bbb5d28ca082064d31ae7558dbdae52377Douglas Gregor const SourceLocation *Locs) { 93418df52bbb5d28ca082064d31ae7558dbdae52377Douglas Gregor return new (C) ObjCForwardProtocolDecl(DC, L, Elts, NumElts, Locs, C); 9350b7ebb3dba0df0a6cbf221e5edbc6a4b8848478cChris Lattner} 9360b7ebb3dba0df0a6cbf221e5edbc6a4b8848478cChris Lattner 937ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner//===----------------------------------------------------------------------===// 938ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner// ObjCCategoryDecl 939ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner//===----------------------------------------------------------------------===// 940ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner 941d04341000d35c8808a72838b057eed7bf13b7661Douglas GregorObjCCategoryDecl *ObjCCategoryDecl::Create(ASTContext &C, DeclContext *DC, 9423db211b617c5073aa70eb25d37ed44ae0dca17c4Douglas Gregor SourceLocation AtLoc, 9433db211b617c5073aa70eb25d37ed44ae0dca17c4Douglas Gregor SourceLocation ClassNameLoc, 9443db211b617c5073aa70eb25d37ed44ae0dca17c4Douglas Gregor SourceLocation CategoryNameLoc, 945955fadbdfecfa24a590febe66a86519096787f2dArgyrios Kyrtzidis IdentifierInfo *Id, 946955fadbdfecfa24a590febe66a86519096787f2dArgyrios Kyrtzidis ObjCInterfaceDecl *IDecl) { 947955fadbdfecfa24a590febe66a86519096787f2dArgyrios Kyrtzidis ObjCCategoryDecl *CatDecl = new (C) ObjCCategoryDecl(DC, AtLoc, ClassNameLoc, 948955fadbdfecfa24a590febe66a86519096787f2dArgyrios Kyrtzidis CategoryNameLoc, Id, 949955fadbdfecfa24a590febe66a86519096787f2dArgyrios Kyrtzidis IDecl); 950955fadbdfecfa24a590febe66a86519096787f2dArgyrios Kyrtzidis if (IDecl) { 951955fadbdfecfa24a590febe66a86519096787f2dArgyrios Kyrtzidis // Link this category into its class's category list. 952955fadbdfecfa24a590febe66a86519096787f2dArgyrios Kyrtzidis CatDecl->NextClassCategory = IDecl->getCategoryList(); 953955fadbdfecfa24a590febe66a86519096787f2dArgyrios Kyrtzidis IDecl->setCategoryList(CatDecl); 954e6b8d68a927368b06ac06cc9ac9e7f60aa966d5fArgyrios Kyrtzidis if (ASTMutationListener *L = C.getASTMutationListener()) 955e6b8d68a927368b06ac06cc9ac9e7f60aa966d5fArgyrios Kyrtzidis L->AddedObjCCategoryToInterface(CatDecl, IDecl); 956955fadbdfecfa24a590febe66a86519096787f2dArgyrios Kyrtzidis } 957955fadbdfecfa24a590febe66a86519096787f2dArgyrios Kyrtzidis 958955fadbdfecfa24a590febe66a86519096787f2dArgyrios Kyrtzidis return CatDecl; 959955fadbdfecfa24a590febe66a86519096787f2dArgyrios Kyrtzidis} 960955fadbdfecfa24a590febe66a86519096787f2dArgyrios Kyrtzidis 961955fadbdfecfa24a590febe66a86519096787f2dArgyrios KyrtzidisObjCCategoryDecl *ObjCCategoryDecl::Create(ASTContext &C, EmptyShell Empty) { 962955fadbdfecfa24a590febe66a86519096787f2dArgyrios Kyrtzidis return new (C) ObjCCategoryDecl(0, SourceLocation(), SourceLocation(), 963955fadbdfecfa24a590febe66a86519096787f2dArgyrios Kyrtzidis SourceLocation(), 0, 0); 96461f9d41036e30ff80130f99b31c0626e3ef057ccChris Lattner} 96561f9d41036e30ff80130f99b31c0626e3ef057ccChris Lattner 9668a1d722f13df383600f36d77f842957c8adb5f1bArgyrios KyrtzidisObjCCategoryImplDecl *ObjCCategoryDecl::getImplementation() const { 9678a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis return getASTContext().getObjCImplementation( 9688a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis const_cast<ObjCCategoryDecl*>(this)); 9698a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis} 9708a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis 9718a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidisvoid ObjCCategoryDecl::setImplementation(ObjCCategoryImplDecl *ImplD) { 9728a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis getASTContext().setObjCImplementation(this, ImplD); 9738a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis} 9748a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis 9758a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis 976ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner//===----------------------------------------------------------------------===// 977ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner// ObjCCategoryImplDecl 978ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner//===----------------------------------------------------------------------===// 979ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner 98075c9cae5f85c72cbb1649e93849e16ede3f07522Chris LattnerObjCCategoryImplDecl * 981d04341000d35c8808a72838b057eed7bf13b7661Douglas GregorObjCCategoryImplDecl::Create(ASTContext &C, DeclContext *DC, 9820ed844b04ea4387caa4e1cf3dc375d269657536bChris Lattner SourceLocation L,IdentifierInfo *Id, 98375c9cae5f85c72cbb1649e93849e16ede3f07522Chris Lattner ObjCInterfaceDecl *ClassInterface) { 9843e9704981d7691fdd44913bf1786e8d760d8a627Steve Naroff return new (C) ObjCCategoryImplDecl(DC, L, Id, ClassInterface); 98575c9cae5f85c72cbb1649e93849e16ede3f07522Chris Lattner} 98675c9cae5f85c72cbb1649e93849e16ede3f07522Chris Lattner 9870d69b8cc8e90a9364771837cb42d7031b4cbb984Steve NaroffObjCCategoryDecl *ObjCCategoryImplDecl::getCategoryDecl() const { 988ebfa339321f8a4df9d5011e591a615d5765107d5Ted Kremenek // The class interface might be NULL if we are working with invalid code. 989ebfa339321f8a4df9d5011e591a615d5765107d5Ted Kremenek if (const ObjCInterfaceDecl *ID = getClassInterface()) 990ebfa339321f8a4df9d5011e591a615d5765107d5Ted Kremenek return ID->FindCategoryDeclaration(getIdentifier()); 991ebfa339321f8a4df9d5011e591a615d5765107d5Ted Kremenek return 0; 9924292073a858f72769fa405b48390620c8932f8aeArgyrios Kyrtzidis} 9934292073a858f72769fa405b48390620c8932f8aeArgyrios Kyrtzidis 994f8d17a59167d9c2026506ed8813ea434d93b662aChris Lattner 99517945a0f64fe03ff6ec0c2146005a87636e3ac12Argyrios Kyrtzidisvoid ObjCImplDecl::addPropertyImplementation(ObjCPropertyImplDecl *property) { 9962c2d43c557beca1b4ba4bd743f33978aecb46a97Douglas Gregor // FIXME: The context should be correct before we get here. 997653f1b1bf293a9bd96fd4dd6372e779cc7af1597Douglas Gregor property->setLexicalDeclContext(this); 99817945a0f64fe03ff6ec0c2146005a87636e3ac12Argyrios Kyrtzidis addDecl(property); 999653f1b1bf293a9bd96fd4dd6372e779cc7af1597Douglas Gregor} 1000653f1b1bf293a9bd96fd4dd6372e779cc7af1597Douglas Gregor 10018a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidisvoid ObjCImplDecl::setClassInterface(ObjCInterfaceDecl *IFace) { 10028a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis ASTContext &Ctx = getASTContext(); 10038a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis 10048a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis if (ObjCImplementationDecl *ImplD 100598f2cca4b2731b5d43da7c1582dd443ecead658dDuncan Sands = dyn_cast_or_null<ObjCImplementationDecl>(this)) { 10068a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis if (IFace) 10078a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis Ctx.setObjCImplementation(IFace, ImplD); 10088a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis 100998f2cca4b2731b5d43da7c1582dd443ecead658dDuncan Sands } else if (ObjCCategoryImplDecl *ImplD = 10108a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis dyn_cast_or_null<ObjCCategoryImplDecl>(this)) { 10118a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis if (ObjCCategoryDecl *CD = IFace->FindCategoryDeclaration(getIdentifier())) 10128a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis Ctx.setObjCImplementation(CD, ImplD); 10138a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis } 10148a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis 10158a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis ClassInterface = IFace; 10168a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis} 10178a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis 1018ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner/// FindPropertyImplIvarDecl - This method lookup the ivar in the list of 1019ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner/// properties implemented in this category @implementation block and returns 1020ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner/// the implemented property that uses it. 1021aaa63a761c6671a08e3f4f463435b72739fa194bFariborz Jahanian/// 10223aa1861bd8b5121e53379b1a00f9d6ad8dead4f6Chris LattnerObjCPropertyImplDecl *ObjCImplDecl:: 102317945a0f64fe03ff6ec0c2146005a87636e3ac12Argyrios KyrtzidisFindPropertyImplIvarDecl(IdentifierInfo *ivarId) const { 102417945a0f64fe03ff6ec0c2146005a87636e3ac12Argyrios Kyrtzidis for (propimpl_iterator i = propimpl_begin(), e = propimpl_end(); i != e; ++i){ 1025ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner ObjCPropertyImplDecl *PID = *i; 1026ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner if (PID->getPropertyIvarDecl() && 1027ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner PID->getPropertyIvarDecl()->getIdentifier() == ivarId) 1028ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner return PID; 1029ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner } 10300701bbb228dfd87e1fe82a0a4b7b9facfecb43daSteve Naroff return 0; 10310701bbb228dfd87e1fe82a0a4b7b9facfecb43daSteve Naroff} 10320701bbb228dfd87e1fe82a0a4b7b9facfecb43daSteve Naroff 1033ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner/// FindPropertyImplDecl - This method looks up a previous ObjCPropertyImplDecl 1034ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner/// added to the list of those properties @synthesized/@dynamic in this 1035ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner/// category @implementation block. 1036559c0c4bbecc017aab0716d546c4fefbcc194687Fariborz Jahanian/// 10373aa1861bd8b5121e53379b1a00f9d6ad8dead4f6Chris LattnerObjCPropertyImplDecl *ObjCImplDecl:: 103817945a0f64fe03ff6ec0c2146005a87636e3ac12Argyrios KyrtzidisFindPropertyImplDecl(IdentifierInfo *Id) const { 103917945a0f64fe03ff6ec0c2146005a87636e3ac12Argyrios Kyrtzidis for (propimpl_iterator i = propimpl_begin(), e = propimpl_end(); i != e; ++i){ 1040ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner ObjCPropertyImplDecl *PID = *i; 1041ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner if (PID->getPropertyDecl()->getIdentifier() == Id) 1042ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner return PID; 1043f034e9cc4dad81d8fe6eb88a84da55b2909a9cddFariborz Jahanian } 1044559c0c4bbecc017aab0716d546c4fefbcc194687Fariborz Jahanian return 0; 1045559c0c4bbecc017aab0716d546c4fefbcc194687Fariborz Jahanian} 1046559c0c4bbecc017aab0716d546c4fefbcc194687Fariborz Jahanian 10475f9e272e632e951b1efe824cd16acb4d96077930Chris Lattnerraw_ostream &clang::operator<<(raw_ostream &OS, 1048900fc6388e803868a34b9483510c345e9b49d7ebBenjamin Kramer const ObjCCategoryImplDecl *CID) { 1049900fc6388e803868a34b9483510c345e9b49d7ebBenjamin Kramer OS << CID->getName(); 1050900fc6388e803868a34b9483510c345e9b49d7ebBenjamin Kramer return OS; 1051900fc6388e803868a34b9483510c345e9b49d7ebBenjamin Kramer} 1052900fc6388e803868a34b9483510c345e9b49d7ebBenjamin Kramer 1053ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner//===----------------------------------------------------------------------===// 1054ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner// ObjCImplementationDecl 1055ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner//===----------------------------------------------------------------------===// 10561e03a561f4bd96910cb31a8af53a6ad321a12b51Chris Lattner 1057ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris LattnerObjCImplementationDecl * 10581eb4433ac451dc16f4133a88af2d002ac26c58efMike StumpObjCImplementationDecl::Create(ASTContext &C, DeclContext *DC, 1059ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner SourceLocation L, 1060ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner ObjCInterfaceDecl *ClassInterface, 1061ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner ObjCInterfaceDecl *SuperDecl) { 1062ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner return new (C) ObjCImplementationDecl(DC, L, ClassInterface, SuperDecl); 1063ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner} 10641e03a561f4bd96910cb31a8af53a6ad321a12b51Chris Lattner 1065da6d976b0f2470bb3f854913bc3af3245845ad60John McCallvoid ObjCImplementationDecl::setIvarInitializers(ASTContext &C, 1066da6d976b0f2470bb3f854913bc3af3245845ad60John McCall CXXCtorInitializer ** initializers, 1067da6d976b0f2470bb3f854913bc3af3245845ad60John McCall unsigned numInitializers) { 1068da6d976b0f2470bb3f854913bc3af3245845ad60John McCall if (numInitializers > 0) { 1069da6d976b0f2470bb3f854913bc3af3245845ad60John McCall NumIvarInitializers = numInitializers; 1070da6d976b0f2470bb3f854913bc3af3245845ad60John McCall CXXCtorInitializer **ivarInitializers = 1071da6d976b0f2470bb3f854913bc3af3245845ad60John McCall new (C) CXXCtorInitializer*[NumIvarInitializers]; 1072da6d976b0f2470bb3f854913bc3af3245845ad60John McCall memcpy(ivarInitializers, initializers, 1073da6d976b0f2470bb3f854913bc3af3245845ad60John McCall numInitializers * sizeof(CXXCtorInitializer*)); 1074da6d976b0f2470bb3f854913bc3af3245845ad60John McCall IvarInitializers = ivarInitializers; 1075da6d976b0f2470bb3f854913bc3af3245845ad60John McCall } 1076da6d976b0f2470bb3f854913bc3af3245845ad60John McCall} 1077da6d976b0f2470bb3f854913bc3af3245845ad60John McCall 10785f9e272e632e951b1efe824cd16acb4d96077930Chris Lattnerraw_ostream &clang::operator<<(raw_ostream &OS, 1079900fc6388e803868a34b9483510c345e9b49d7ebBenjamin Kramer const ObjCImplementationDecl *ID) { 1080900fc6388e803868a34b9483510c345e9b49d7ebBenjamin Kramer OS << ID->getName(); 1081900fc6388e803868a34b9483510c345e9b49d7ebBenjamin Kramer return OS; 1082900fc6388e803868a34b9483510c345e9b49d7ebBenjamin Kramer} 1083900fc6388e803868a34b9483510c345e9b49d7ebBenjamin Kramer 1084ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner//===----------------------------------------------------------------------===// 1085ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner// ObjCCompatibleAliasDecl 1086ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner//===----------------------------------------------------------------------===// 10871e03a561f4bd96910cb31a8af53a6ad321a12b51Chris Lattner 1088ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris LattnerObjCCompatibleAliasDecl * 1089ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris LattnerObjCCompatibleAliasDecl::Create(ASTContext &C, DeclContext *DC, 1090ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner SourceLocation L, 10911eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump IdentifierInfo *Id, 1092ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner ObjCInterfaceDecl* AliasedClass) { 1093ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner return new (C) ObjCCompatibleAliasDecl(DC, L, Id, AliasedClass); 10941e03a561f4bd96910cb31a8af53a6ad321a12b51Chris Lattner} 10951e03a561f4bd96910cb31a8af53a6ad321a12b51Chris Lattner 1096ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner//===----------------------------------------------------------------------===// 1097ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner// ObjCPropertyDecl 1098ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner//===----------------------------------------------------------------------===// 10991e03a561f4bd96910cb31a8af53a6ad321a12b51Chris Lattner 1100ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris LattnerObjCPropertyDecl *ObjCPropertyDecl::Create(ASTContext &C, DeclContext *DC, 1101ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner SourceLocation L, 1102ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner IdentifierInfo *Id, 1103d0502407c1b41b2ace326f355d7b7a6876246223Fariborz Jahanian SourceLocation AtLoc, 110483a230c83a54190366138c1a4f4310ef838b88fcJohn McCall TypeSourceInfo *T, 1105ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner PropertyControl propControl) { 1106d0502407c1b41b2ace326f355d7b7a6876246223Fariborz Jahanian return new (C) ObjCPropertyDecl(DC, L, Id, AtLoc, T); 11071e03a561f4bd96910cb31a8af53a6ad321a12b51Chris Lattner} 11081e03a561f4bd96910cb31a8af53a6ad321a12b51Chris Lattner 1109ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner//===----------------------------------------------------------------------===// 1110ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner// ObjCPropertyImplDecl 1111ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner//===----------------------------------------------------------------------===// 1112f4af5154571e0c5eadb19df10e65464766ef6683Chris Lattner 1113628b96f34e93b643b6e15e75eabb8d96079a7e27Fariborz JahanianObjCPropertyImplDecl *ObjCPropertyImplDecl::Create(ASTContext &C, 1114d04341000d35c8808a72838b057eed7bf13b7661Douglas Gregor DeclContext *DC, 1115628b96f34e93b643b6e15e75eabb8d96079a7e27Fariborz Jahanian SourceLocation atLoc, 1116628b96f34e93b643b6e15e75eabb8d96079a7e27Fariborz Jahanian SourceLocation L, 1117628b96f34e93b643b6e15e75eabb8d96079a7e27Fariborz Jahanian ObjCPropertyDecl *property, 11189f0afd4e79601d9982072ff9318e6f9a982c770eDaniel Dunbar Kind PK, 1119a4ffd85a6684e42f900aad5459e58ad91bb88755Douglas Gregor ObjCIvarDecl *ivar, 1120a4ffd85a6684e42f900aad5459e58ad91bb88755Douglas Gregor SourceLocation ivarLoc) { 1121a4ffd85a6684e42f900aad5459e58ad91bb88755Douglas Gregor return new (C) ObjCPropertyImplDecl(DC, atLoc, L, property, PK, ivar, 1122a4ffd85a6684e42f900aad5459e58ad91bb88755Douglas Gregor ivarLoc); 1123628b96f34e93b643b6e15e75eabb8d96079a7e27Fariborz Jahanian} 1124f4af5154571e0c5eadb19df10e65464766ef6683Chris Lattner 1125a4ffd85a6684e42f900aad5459e58ad91bb88755Douglas GregorSourceRange ObjCPropertyImplDecl::getSourceRange() const { 1126a4ffd85a6684e42f900aad5459e58ad91bb88755Douglas Gregor SourceLocation EndLoc = getLocation(); 1127a4ffd85a6684e42f900aad5459e58ad91bb88755Douglas Gregor if (IvarLoc.isValid()) 1128a4ffd85a6684e42f900aad5459e58ad91bb88755Douglas Gregor EndLoc = IvarLoc; 11290ed844b04ea4387caa4e1cf3dc375d269657536bChris Lattner 1130a4ffd85a6684e42f900aad5459e58ad91bb88755Douglas Gregor return SourceRange(AtLoc, EndLoc); 1131a4ffd85a6684e42f900aad5459e58ad91bb88755Douglas Gregor} 1132