DeclObjC.cpp revision b05d7b20171bbd2feb14b059f39332cbe1bf1014
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 3543a919e7110407ae7609bb6edc57aac16a5990661Argyrios Kyrtzidisvoid ObjCMethodDecl::setAsRedeclaration(const ObjCMethodDecl *PrevMethod) { 3553a919e7110407ae7609bb6edc57aac16a5990661Argyrios Kyrtzidis assert(PrevMethod); 3563a919e7110407ae7609bb6edc57aac16a5990661Argyrios Kyrtzidis getASTContext().setObjCMethodRedeclaration(PrevMethod, this); 3573a919e7110407ae7609bb6edc57aac16a5990661Argyrios Kyrtzidis IsRedeclaration = true; 35872b2625aa67c8213acaf4bf6209b67859d60e2cfArgyrios Kyrtzidis PrevMethod->HasRedeclaration = true; 3593a919e7110407ae7609bb6edc57aac16a5990661Argyrios Kyrtzidis} 3603a919e7110407ae7609bb6edc57aac16a5990661Argyrios Kyrtzidis 361491306a83c4f0f49f95a3bcbca8580cb98a91c7aArgyrios Kyrtzidisvoid ObjCMethodDecl::setParamsAndSelLocs(ASTContext &C, 362491306a83c4f0f49f95a3bcbca8580cb98a91c7aArgyrios Kyrtzidis ArrayRef<ParmVarDecl*> Params, 363491306a83c4f0f49f95a3bcbca8580cb98a91c7aArgyrios Kyrtzidis ArrayRef<SourceLocation> SelLocs) { 364491306a83c4f0f49f95a3bcbca8580cb98a91c7aArgyrios Kyrtzidis ParamsAndSelLocs = 0; 365491306a83c4f0f49f95a3bcbca8580cb98a91c7aArgyrios Kyrtzidis NumParams = Params.size(); 366491306a83c4f0f49f95a3bcbca8580cb98a91c7aArgyrios Kyrtzidis if (Params.empty() && SelLocs.empty()) 367491306a83c4f0f49f95a3bcbca8580cb98a91c7aArgyrios Kyrtzidis return; 368491306a83c4f0f49f95a3bcbca8580cb98a91c7aArgyrios Kyrtzidis 369491306a83c4f0f49f95a3bcbca8580cb98a91c7aArgyrios Kyrtzidis unsigned Size = sizeof(ParmVarDecl *) * NumParams + 370491306a83c4f0f49f95a3bcbca8580cb98a91c7aArgyrios Kyrtzidis sizeof(SourceLocation) * SelLocs.size(); 371491306a83c4f0f49f95a3bcbca8580cb98a91c7aArgyrios Kyrtzidis ParamsAndSelLocs = C.Allocate(Size); 372491306a83c4f0f49f95a3bcbca8580cb98a91c7aArgyrios Kyrtzidis std::copy(Params.begin(), Params.end(), getParams()); 373491306a83c4f0f49f95a3bcbca8580cb98a91c7aArgyrios Kyrtzidis std::copy(SelLocs.begin(), SelLocs.end(), getStoredSelLocs()); 374491306a83c4f0f49f95a3bcbca8580cb98a91c7aArgyrios Kyrtzidis} 375491306a83c4f0f49f95a3bcbca8580cb98a91c7aArgyrios Kyrtzidis 376491306a83c4f0f49f95a3bcbca8580cb98a91c7aArgyrios Kyrtzidisvoid ObjCMethodDecl::getSelectorLocs( 377491306a83c4f0f49f95a3bcbca8580cb98a91c7aArgyrios Kyrtzidis SmallVectorImpl<SourceLocation> &SelLocs) const { 378491306a83c4f0f49f95a3bcbca8580cb98a91c7aArgyrios Kyrtzidis for (unsigned i = 0, e = getNumSelectorLocs(); i != e; ++i) 379491306a83c4f0f49f95a3bcbca8580cb98a91c7aArgyrios Kyrtzidis SelLocs.push_back(getSelectorLoc(i)); 380491306a83c4f0f49f95a3bcbca8580cb98a91c7aArgyrios Kyrtzidis} 381491306a83c4f0f49f95a3bcbca8580cb98a91c7aArgyrios Kyrtzidis 382491306a83c4f0f49f95a3bcbca8580cb98a91c7aArgyrios Kyrtzidisvoid ObjCMethodDecl::setMethodParams(ASTContext &C, 383491306a83c4f0f49f95a3bcbca8580cb98a91c7aArgyrios Kyrtzidis ArrayRef<ParmVarDecl*> Params, 384491306a83c4f0f49f95a3bcbca8580cb98a91c7aArgyrios Kyrtzidis ArrayRef<SourceLocation> SelLocs) { 385491306a83c4f0f49f95a3bcbca8580cb98a91c7aArgyrios Kyrtzidis assert((!SelLocs.empty() || isImplicit()) && 386491306a83c4f0f49f95a3bcbca8580cb98a91c7aArgyrios Kyrtzidis "No selector locs for non-implicit method"); 387491306a83c4f0f49f95a3bcbca8580cb98a91c7aArgyrios Kyrtzidis if (isImplicit()) 388491306a83c4f0f49f95a3bcbca8580cb98a91c7aArgyrios Kyrtzidis return setParamsAndSelLocs(C, Params, ArrayRef<SourceLocation>()); 389491306a83c4f0f49f95a3bcbca8580cb98a91c7aArgyrios Kyrtzidis 390491306a83c4f0f49f95a3bcbca8580cb98a91c7aArgyrios Kyrtzidis SelLocsKind = hasStandardSelectorLocs(getSelector(), SelLocs, Params, EndLoc); 391491306a83c4f0f49f95a3bcbca8580cb98a91c7aArgyrios Kyrtzidis if (SelLocsKind != SelLoc_NonStandard) 392491306a83c4f0f49f95a3bcbca8580cb98a91c7aArgyrios Kyrtzidis return setParamsAndSelLocs(C, Params, ArrayRef<SourceLocation>()); 393491306a83c4f0f49f95a3bcbca8580cb98a91c7aArgyrios Kyrtzidis 394491306a83c4f0f49f95a3bcbca8580cb98a91c7aArgyrios Kyrtzidis setParamsAndSelLocs(C, Params, SelLocs); 395491306a83c4f0f49f95a3bcbca8580cb98a91c7aArgyrios Kyrtzidis} 396491306a83c4f0f49f95a3bcbca8580cb98a91c7aArgyrios Kyrtzidis 39757ea6bee79cc60ba20c7886b453f40f380dce1b1Argyrios Kyrtzidis/// \brief A definition will return its interface declaration. 39857ea6bee79cc60ba20c7886b453f40f380dce1b1Argyrios Kyrtzidis/// An interface declaration will return its definition. 39957ea6bee79cc60ba20c7886b453f40f380dce1b1Argyrios Kyrtzidis/// Otherwise it will return itself. 40057ea6bee79cc60ba20c7886b453f40f380dce1b1Argyrios KyrtzidisObjCMethodDecl *ObjCMethodDecl::getNextRedeclaration() { 40157ea6bee79cc60ba20c7886b453f40f380dce1b1Argyrios Kyrtzidis ASTContext &Ctx = getASTContext(); 40272b2625aa67c8213acaf4bf6209b67859d60e2cfArgyrios Kyrtzidis ObjCMethodDecl *Redecl = 0; 40372b2625aa67c8213acaf4bf6209b67859d60e2cfArgyrios Kyrtzidis if (HasRedeclaration) 40472b2625aa67c8213acaf4bf6209b67859d60e2cfArgyrios Kyrtzidis Redecl = const_cast<ObjCMethodDecl*>(Ctx.getObjCMethodRedeclaration(this)); 405b40034c2e580ab3b08de9dfb738d8e5d8ef79136Argyrios Kyrtzidis if (Redecl) 406b40034c2e580ab3b08de9dfb738d8e5d8ef79136Argyrios Kyrtzidis return Redecl; 407b40034c2e580ab3b08de9dfb738d8e5d8ef79136Argyrios Kyrtzidis 40857ea6bee79cc60ba20c7886b453f40f380dce1b1Argyrios Kyrtzidis Decl *CtxD = cast<Decl>(getDeclContext()); 40957ea6bee79cc60ba20c7886b453f40f380dce1b1Argyrios Kyrtzidis 41057ea6bee79cc60ba20c7886b453f40f380dce1b1Argyrios Kyrtzidis if (ObjCInterfaceDecl *IFD = dyn_cast<ObjCInterfaceDecl>(CtxD)) { 41157ea6bee79cc60ba20c7886b453f40f380dce1b1Argyrios Kyrtzidis if (ObjCImplementationDecl *ImplD = Ctx.getObjCImplementation(IFD)) 41257ea6bee79cc60ba20c7886b453f40f380dce1b1Argyrios Kyrtzidis Redecl = ImplD->getMethod(getSelector(), isInstanceMethod()); 41357ea6bee79cc60ba20c7886b453f40f380dce1b1Argyrios Kyrtzidis 41457ea6bee79cc60ba20c7886b453f40f380dce1b1Argyrios Kyrtzidis } else if (ObjCCategoryDecl *CD = dyn_cast<ObjCCategoryDecl>(CtxD)) { 41557ea6bee79cc60ba20c7886b453f40f380dce1b1Argyrios Kyrtzidis if (ObjCCategoryImplDecl *ImplD = Ctx.getObjCImplementation(CD)) 41657ea6bee79cc60ba20c7886b453f40f380dce1b1Argyrios Kyrtzidis Redecl = ImplD->getMethod(getSelector(), isInstanceMethod()); 41757ea6bee79cc60ba20c7886b453f40f380dce1b1Argyrios Kyrtzidis 4184292073a858f72769fa405b48390620c8932f8aeArgyrios Kyrtzidis } else if (ObjCImplementationDecl *ImplD = 4194292073a858f72769fa405b48390620c8932f8aeArgyrios Kyrtzidis dyn_cast<ObjCImplementationDecl>(CtxD)) { 42057ea6bee79cc60ba20c7886b453f40f380dce1b1Argyrios Kyrtzidis if (ObjCInterfaceDecl *IFD = ImplD->getClassInterface()) 42157ea6bee79cc60ba20c7886b453f40f380dce1b1Argyrios Kyrtzidis Redecl = IFD->getMethod(getSelector(), isInstanceMethod()); 4224292073a858f72769fa405b48390620c8932f8aeArgyrios Kyrtzidis 4234292073a858f72769fa405b48390620c8932f8aeArgyrios Kyrtzidis } else if (ObjCCategoryImplDecl *CImplD = 4244292073a858f72769fa405b48390620c8932f8aeArgyrios Kyrtzidis dyn_cast<ObjCCategoryImplDecl>(CtxD)) { 4250d69b8cc8e90a9364771837cb42d7031b4cbb984Steve Naroff if (ObjCCategoryDecl *CatD = CImplD->getCategoryDecl()) 4264292073a858f72769fa405b48390620c8932f8aeArgyrios Kyrtzidis Redecl = CatD->getMethod(getSelector(), isInstanceMethod()); 42757ea6bee79cc60ba20c7886b453f40f380dce1b1Argyrios Kyrtzidis } 42857ea6bee79cc60ba20c7886b453f40f380dce1b1Argyrios Kyrtzidis 4293a919e7110407ae7609bb6edc57aac16a5990661Argyrios Kyrtzidis if (!Redecl && isRedeclaration()) { 4303a919e7110407ae7609bb6edc57aac16a5990661Argyrios Kyrtzidis // This is the last redeclaration, go back to the first method. 4313a919e7110407ae7609bb6edc57aac16a5990661Argyrios Kyrtzidis return cast<ObjCContainerDecl>(CtxD)->getMethod(getSelector(), 4323a919e7110407ae7609bb6edc57aac16a5990661Argyrios Kyrtzidis isInstanceMethod()); 4333a919e7110407ae7609bb6edc57aac16a5990661Argyrios Kyrtzidis } 4343a919e7110407ae7609bb6edc57aac16a5990661Argyrios Kyrtzidis 43557ea6bee79cc60ba20c7886b453f40f380dce1b1Argyrios Kyrtzidis return Redecl ? Redecl : this; 43657ea6bee79cc60ba20c7886b453f40f380dce1b1Argyrios Kyrtzidis} 43757ea6bee79cc60ba20c7886b453f40f380dce1b1Argyrios Kyrtzidis 438e7f9d301a10b4b3223e91d9be4362b44cba0a212Argyrios KyrtzidisObjCMethodDecl *ObjCMethodDecl::getCanonicalDecl() { 439e7f9d301a10b4b3223e91d9be4362b44cba0a212Argyrios Kyrtzidis Decl *CtxD = cast<Decl>(getDeclContext()); 440e7f9d301a10b4b3223e91d9be4362b44cba0a212Argyrios Kyrtzidis 441e7f9d301a10b4b3223e91d9be4362b44cba0a212Argyrios Kyrtzidis if (ObjCImplementationDecl *ImplD = dyn_cast<ObjCImplementationDecl>(CtxD)) { 442e7f9d301a10b4b3223e91d9be4362b44cba0a212Argyrios Kyrtzidis if (ObjCInterfaceDecl *IFD = ImplD->getClassInterface()) 443e7f9d301a10b4b3223e91d9be4362b44cba0a212Argyrios Kyrtzidis if (ObjCMethodDecl *MD = IFD->getMethod(getSelector(), 444e7f9d301a10b4b3223e91d9be4362b44cba0a212Argyrios Kyrtzidis isInstanceMethod())) 445e7f9d301a10b4b3223e91d9be4362b44cba0a212Argyrios Kyrtzidis return MD; 446e7f9d301a10b4b3223e91d9be4362b44cba0a212Argyrios Kyrtzidis 447e7f9d301a10b4b3223e91d9be4362b44cba0a212Argyrios Kyrtzidis } else if (ObjCCategoryImplDecl *CImplD = 448e7f9d301a10b4b3223e91d9be4362b44cba0a212Argyrios Kyrtzidis dyn_cast<ObjCCategoryImplDecl>(CtxD)) { 4490d69b8cc8e90a9364771837cb42d7031b4cbb984Steve Naroff if (ObjCCategoryDecl *CatD = CImplD->getCategoryDecl()) 450e7f9d301a10b4b3223e91d9be4362b44cba0a212Argyrios Kyrtzidis if (ObjCMethodDecl *MD = CatD->getMethod(getSelector(), 451e7f9d301a10b4b3223e91d9be4362b44cba0a212Argyrios Kyrtzidis isInstanceMethod())) 452e7f9d301a10b4b3223e91d9be4362b44cba0a212Argyrios Kyrtzidis return MD; 453e7f9d301a10b4b3223e91d9be4362b44cba0a212Argyrios Kyrtzidis } 454e7f9d301a10b4b3223e91d9be4362b44cba0a212Argyrios Kyrtzidis 455e7f9d301a10b4b3223e91d9be4362b44cba0a212Argyrios Kyrtzidis return this; 456e7f9d301a10b4b3223e91d9be4362b44cba0a212Argyrios Kyrtzidis} 457e7f9d301a10b4b3223e91d9be4362b44cba0a212Argyrios Kyrtzidis 45885f3d76c0ecfdefcf83ea44a57b7a16119c8a045John McCallObjCMethodFamily ObjCMethodDecl::getMethodFamily() const { 45985f3d76c0ecfdefcf83ea44a57b7a16119c8a045John McCall ObjCMethodFamily family = static_cast<ObjCMethodFamily>(Family); 460d976c8e2752bc36c0697d43f985ec55b9450f8c1John McCall if (family != static_cast<unsigned>(InvalidObjCMethodFamily)) 46185f3d76c0ecfdefcf83ea44a57b7a16119c8a045John McCall return family; 46285f3d76c0ecfdefcf83ea44a57b7a16119c8a045John McCall 463d5313b0bbf3948fe7c63bf46a7da330c96d07309John McCall // Check for an explicit attribute. 464d5313b0bbf3948fe7c63bf46a7da330c96d07309John McCall if (const ObjCMethodFamilyAttr *attr = getAttr<ObjCMethodFamilyAttr>()) { 465d5313b0bbf3948fe7c63bf46a7da330c96d07309John McCall // The unfortunate necessity of mapping between enums here is due 466d5313b0bbf3948fe7c63bf46a7da330c96d07309John McCall // to the attributes framework. 467d5313b0bbf3948fe7c63bf46a7da330c96d07309John McCall switch (attr->getFamily()) { 468d5313b0bbf3948fe7c63bf46a7da330c96d07309John McCall case ObjCMethodFamilyAttr::OMF_None: family = OMF_None; break; 469d5313b0bbf3948fe7c63bf46a7da330c96d07309John McCall case ObjCMethodFamilyAttr::OMF_alloc: family = OMF_alloc; break; 470d5313b0bbf3948fe7c63bf46a7da330c96d07309John McCall case ObjCMethodFamilyAttr::OMF_copy: family = OMF_copy; break; 471d5313b0bbf3948fe7c63bf46a7da330c96d07309John McCall case ObjCMethodFamilyAttr::OMF_init: family = OMF_init; break; 472d5313b0bbf3948fe7c63bf46a7da330c96d07309John McCall case ObjCMethodFamilyAttr::OMF_mutableCopy: family = OMF_mutableCopy; break; 473d5313b0bbf3948fe7c63bf46a7da330c96d07309John McCall case ObjCMethodFamilyAttr::OMF_new: family = OMF_new; break; 474d5313b0bbf3948fe7c63bf46a7da330c96d07309John McCall } 475d5313b0bbf3948fe7c63bf46a7da330c96d07309John McCall Family = static_cast<unsigned>(family); 476d5313b0bbf3948fe7c63bf46a7da330c96d07309John McCall return family; 477d5313b0bbf3948fe7c63bf46a7da330c96d07309John McCall } 478d5313b0bbf3948fe7c63bf46a7da330c96d07309John McCall 47985f3d76c0ecfdefcf83ea44a57b7a16119c8a045John McCall family = getSelector().getMethodFamily(); 48085f3d76c0ecfdefcf83ea44a57b7a16119c8a045John McCall switch (family) { 48185f3d76c0ecfdefcf83ea44a57b7a16119c8a045John McCall case OMF_None: break; 48285f3d76c0ecfdefcf83ea44a57b7a16119c8a045John McCall 48385f3d76c0ecfdefcf83ea44a57b7a16119c8a045John McCall // init only has a conventional meaning for an instance method, and 48485f3d76c0ecfdefcf83ea44a57b7a16119c8a045John McCall // it has to return an object. 48585f3d76c0ecfdefcf83ea44a57b7a16119c8a045John McCall case OMF_init: 48685f3d76c0ecfdefcf83ea44a57b7a16119c8a045John McCall if (!isInstanceMethod() || !getResultType()->isObjCObjectPointerType()) 48785f3d76c0ecfdefcf83ea44a57b7a16119c8a045John McCall family = OMF_None; 48885f3d76c0ecfdefcf83ea44a57b7a16119c8a045John McCall break; 48985f3d76c0ecfdefcf83ea44a57b7a16119c8a045John McCall 49085f3d76c0ecfdefcf83ea44a57b7a16119c8a045John McCall // alloc/copy/new have a conventional meaning for both class and 49185f3d76c0ecfdefcf83ea44a57b7a16119c8a045John McCall // instance methods, but they require an object return. 49285f3d76c0ecfdefcf83ea44a57b7a16119c8a045John McCall case OMF_alloc: 49385f3d76c0ecfdefcf83ea44a57b7a16119c8a045John McCall case OMF_copy: 49485f3d76c0ecfdefcf83ea44a57b7a16119c8a045John McCall case OMF_mutableCopy: 49585f3d76c0ecfdefcf83ea44a57b7a16119c8a045John McCall case OMF_new: 49685f3d76c0ecfdefcf83ea44a57b7a16119c8a045John McCall if (!getResultType()->isObjCObjectPointerType()) 49785f3d76c0ecfdefcf83ea44a57b7a16119c8a045John McCall family = OMF_None; 49885f3d76c0ecfdefcf83ea44a57b7a16119c8a045John McCall break; 49985f3d76c0ecfdefcf83ea44a57b7a16119c8a045John McCall 50085f3d76c0ecfdefcf83ea44a57b7a16119c8a045John McCall // These selectors have a conventional meaning only for instance methods. 50185f3d76c0ecfdefcf83ea44a57b7a16119c8a045John McCall case OMF_dealloc: 50280cb6e69d9e85231588ae604e4bc2bc9a07389afNico Weber case OMF_finalize: 50385f3d76c0ecfdefcf83ea44a57b7a16119c8a045John McCall case OMF_retain: 50485f3d76c0ecfdefcf83ea44a57b7a16119c8a045John McCall case OMF_release: 50585f3d76c0ecfdefcf83ea44a57b7a16119c8a045John McCall case OMF_autorelease: 50685f3d76c0ecfdefcf83ea44a57b7a16119c8a045John McCall case OMF_retainCount: 507926df6cfabf3eaa4afc990c097fa4619b76a9b57Douglas Gregor case OMF_self: 50885f3d76c0ecfdefcf83ea44a57b7a16119c8a045John McCall if (!isInstanceMethod()) 50985f3d76c0ecfdefcf83ea44a57b7a16119c8a045John McCall family = OMF_None; 51085f3d76c0ecfdefcf83ea44a57b7a16119c8a045John McCall break; 5119670e179a67d868e171feac44fb8f9e2f108c5e8Fariborz Jahanian 5129670e179a67d868e171feac44fb8f9e2f108c5e8Fariborz Jahanian case OMF_performSelector: 5139670e179a67d868e171feac44fb8f9e2f108c5e8Fariborz Jahanian if (!isInstanceMethod() || 5149670e179a67d868e171feac44fb8f9e2f108c5e8Fariborz Jahanian !getResultType()->isObjCIdType()) 5159670e179a67d868e171feac44fb8f9e2f108c5e8Fariborz Jahanian family = OMF_None; 5169670e179a67d868e171feac44fb8f9e2f108c5e8Fariborz Jahanian else { 5179670e179a67d868e171feac44fb8f9e2f108c5e8Fariborz Jahanian unsigned noParams = param_size(); 5189670e179a67d868e171feac44fb8f9e2f108c5e8Fariborz Jahanian if (noParams < 1 || noParams > 3) 5199670e179a67d868e171feac44fb8f9e2f108c5e8Fariborz Jahanian family = OMF_None; 5209670e179a67d868e171feac44fb8f9e2f108c5e8Fariborz Jahanian else { 5219670e179a67d868e171feac44fb8f9e2f108c5e8Fariborz Jahanian ObjCMethodDecl::arg_type_iterator it = arg_type_begin(); 5229670e179a67d868e171feac44fb8f9e2f108c5e8Fariborz Jahanian QualType ArgT = (*it); 5239670e179a67d868e171feac44fb8f9e2f108c5e8Fariborz Jahanian if (!ArgT->isObjCSelType()) { 5249670e179a67d868e171feac44fb8f9e2f108c5e8Fariborz Jahanian family = OMF_None; 5259670e179a67d868e171feac44fb8f9e2f108c5e8Fariborz Jahanian break; 5269670e179a67d868e171feac44fb8f9e2f108c5e8Fariborz Jahanian } 5279670e179a67d868e171feac44fb8f9e2f108c5e8Fariborz Jahanian while (--noParams) { 5289670e179a67d868e171feac44fb8f9e2f108c5e8Fariborz Jahanian it++; 5299670e179a67d868e171feac44fb8f9e2f108c5e8Fariborz Jahanian ArgT = (*it); 5309670e179a67d868e171feac44fb8f9e2f108c5e8Fariborz Jahanian if (!ArgT->isObjCIdType()) { 5319670e179a67d868e171feac44fb8f9e2f108c5e8Fariborz Jahanian family = OMF_None; 5329670e179a67d868e171feac44fb8f9e2f108c5e8Fariborz Jahanian break; 5339670e179a67d868e171feac44fb8f9e2f108c5e8Fariborz Jahanian } 5349670e179a67d868e171feac44fb8f9e2f108c5e8Fariborz Jahanian } 5359670e179a67d868e171feac44fb8f9e2f108c5e8Fariborz Jahanian } 5369670e179a67d868e171feac44fb8f9e2f108c5e8Fariborz Jahanian } 5379670e179a67d868e171feac44fb8f9e2f108c5e8Fariborz Jahanian break; 5389670e179a67d868e171feac44fb8f9e2f108c5e8Fariborz Jahanian 53985f3d76c0ecfdefcf83ea44a57b7a16119c8a045John McCall } 54085f3d76c0ecfdefcf83ea44a57b7a16119c8a045John McCall 54185f3d76c0ecfdefcf83ea44a57b7a16119c8a045John McCall // Cache the result. 54285f3d76c0ecfdefcf83ea44a57b7a16119c8a045John McCall Family = static_cast<unsigned>(family); 54385f3d76c0ecfdefcf83ea44a57b7a16119c8a045John McCall return family; 54485f3d76c0ecfdefcf83ea44a57b7a16119c8a045John McCall} 54585f3d76c0ecfdefcf83ea44a57b7a16119c8a045John McCall 5461eb4433ac451dc16f4133a88af2d002ac26c58efMike Stumpvoid ObjCMethodDecl::createImplicitParams(ASTContext &Context, 547ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner const ObjCInterfaceDecl *OID) { 548ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner QualType selfTy; 549ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner if (isInstanceMethod()) { 550ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner // There may be no interface context due to error in declaration 551ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner // of the interface (which has been reported). Recover gracefully. 552ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner if (OID) { 5533b3a45858c6b2a45114e91902c3bf3c4b7f5f302Daniel Dunbar selfTy = Context.getObjCInterfaceType(OID); 55414108da7f7fc059772711e4ffee1322a27b152a7Steve Naroff selfTy = Context.getObjCObjectPointerType(selfTy); 555ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner } else { 556ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner selfTy = Context.getObjCIdType(); 557ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner } 558ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner } else // we have a factory method. 559ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner selfTy = Context.getObjCClassType(); 560ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner 5617acddacc921cd0b3f813443a8641eeddb82dfbd4John McCall bool selfIsPseudoStrong = false; 562f85e193739c953358c865005855253af4f68a497John McCall bool selfIsConsumed = false; 563f85e193739c953358c865005855253af4f68a497John McCall if (isInstanceMethod() && Context.getLangOptions().ObjCAutoRefCount) { 564f85e193739c953358c865005855253af4f68a497John McCall selfIsConsumed = hasAttr<NSConsumesSelfAttr>(); 565f85e193739c953358c865005855253af4f68a497John McCall 5667acddacc921cd0b3f813443a8641eeddb82dfbd4John McCall // 'self' is always __strong. It's actually pseudo-strong except 5677acddacc921cd0b3f813443a8641eeddb82dfbd4John McCall // in init methods, though. 568f85e193739c953358c865005855253af4f68a497John McCall Qualifiers qs; 569f85e193739c953358c865005855253af4f68a497John McCall qs.setObjCLifetime(Qualifiers::OCL_Strong); 570f85e193739c953358c865005855253af4f68a497John McCall selfTy = Context.getQualifiedType(selfTy, qs); 571f85e193739c953358c865005855253af4f68a497John McCall 572f85e193739c953358c865005855253af4f68a497John McCall // In addition, 'self' is const unless this is an init method. 5737acddacc921cd0b3f813443a8641eeddb82dfbd4John McCall if (getMethodFamily() != OMF_init) { 574f85e193739c953358c865005855253af4f68a497John McCall selfTy = selfTy.withConst(); 5757acddacc921cd0b3f813443a8641eeddb82dfbd4John McCall selfIsPseudoStrong = true; 5767acddacc921cd0b3f813443a8641eeddb82dfbd4John McCall } 577f85e193739c953358c865005855253af4f68a497John McCall } 578f85e193739c953358c865005855253af4f68a497John McCall 579f85e193739c953358c865005855253af4f68a497John McCall ImplicitParamDecl *self 580f85e193739c953358c865005855253af4f68a497John McCall = ImplicitParamDecl::Create(Context, this, SourceLocation(), 581f85e193739c953358c865005855253af4f68a497John McCall &Context.Idents.get("self"), selfTy); 582f85e193739c953358c865005855253af4f68a497John McCall setSelfDecl(self); 583f85e193739c953358c865005855253af4f68a497John McCall 584f85e193739c953358c865005855253af4f68a497John McCall if (selfIsConsumed) 585f85e193739c953358c865005855253af4f68a497John McCall self->addAttr(new (Context) NSConsumedAttr(SourceLocation(), Context)); 586ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner 5877acddacc921cd0b3f813443a8641eeddb82dfbd4John McCall if (selfIsPseudoStrong) 5887acddacc921cd0b3f813443a8641eeddb82dfbd4John McCall self->setARCPseudoStrong(true); 5897acddacc921cd0b3f813443a8641eeddb82dfbd4John McCall 5901eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump setCmdDecl(ImplicitParamDecl::Create(Context, this, SourceLocation(), 5911eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump &Context.Idents.get("_cmd"), 59253c9d8a4b8f0a76cb9dd2fdd8c433ccf110f2eecSteve Naroff Context.getObjCSelType())); 593ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner} 594ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner 595ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris LattnerObjCInterfaceDecl *ObjCMethodDecl::getClassInterface() { 596ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner if (ObjCInterfaceDecl *ID = dyn_cast<ObjCInterfaceDecl>(getDeclContext())) 597ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner return ID; 598ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner if (ObjCCategoryDecl *CD = dyn_cast<ObjCCategoryDecl>(getDeclContext())) 599ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner return CD->getClassInterface(); 600a8530375168f578e9039837c58054d55655c981bArgyrios Kyrtzidis if (ObjCImplDecl *IMD = dyn_cast<ObjCImplDecl>(getDeclContext())) 601ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner return IMD->getClassInterface(); 602a8530375168f578e9039837c58054d55655c981bArgyrios Kyrtzidis 603a8530375168f578e9039837c58054d55655c981bArgyrios Kyrtzidis assert(!isa<ObjCProtocolDecl>(getDeclContext()) && "It's a protocol method"); 604b219cfc4d75f0a03630b7c4509ef791b7e97b2c8David Blaikie llvm_unreachable("unknown method context"); 605ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner} 606ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner 607ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner//===----------------------------------------------------------------------===// 608ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner// ObjCInterfaceDecl 609ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner//===----------------------------------------------------------------------===// 6100b7ebb3dba0df0a6cbf221e5edbc6a4b8848478cChris Lattner 6110ed844b04ea4387caa4e1cf3dc375d269657536bChris LattnerObjCInterfaceDecl *ObjCInterfaceDecl::Create(ASTContext &C, 612d04341000d35c8808a72838b057eed7bf13b7661Douglas Gregor DeclContext *DC, 6130ed844b04ea4387caa4e1cf3dc375d269657536bChris Lattner SourceLocation atLoc, 6141eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump IdentifierInfo *Id, 615d6a07aaf62b40cdfbd96f6b874d02b06fc22d015Steve Naroff SourceLocation ClassLoc, 6160e77ba0bf769e2e5a4a93c079f241b02aeb3ef93Chris Lattner bool ForwardDecl, bool isInternal){ 617deacbdca554298ccdf636f19c6094a8825ec6b34Douglas Gregor return new (C) ObjCInterfaceDecl(DC, atLoc, Id, ClassLoc, ForwardDecl, 618deacbdca554298ccdf636f19c6094a8825ec6b34Douglas Gregor isInternal); 6190e77ba0bf769e2e5a4a93c079f241b02aeb3ef93Chris Lattner} 6206c4ae5de0c356777446f823b573821fb95560d91Chris Lattner 6210b7ebb3dba0df0a6cbf221e5edbc6a4b8848478cChris LattnerObjCInterfaceDecl:: 6220b7ebb3dba0df0a6cbf221e5edbc6a4b8848478cChris LattnerObjCInterfaceDecl(DeclContext *DC, SourceLocation atLoc, IdentifierInfo *Id, 623deacbdca554298ccdf636f19c6094a8825ec6b34Douglas Gregor SourceLocation CLoc, bool FD, bool isInternal) 6241711fc91efb36d131f7ba771f73f0154dc1abd1fArgyrios Kyrtzidis : ObjCContainerDecl(ObjCInterface, DC, Id, CLoc, atLoc), 625e881483a3bc22ffad62367501aa09ad8508fe363Chris Lattner TypeForDecl(0), SuperClass(0), 626b05d7b20171bbd2feb14b059f39332cbe1bf1014Argyrios Kyrtzidis CategoryList(0), IvarList(0), 627b05d7b20171bbd2feb14b059f39332cbe1bf1014Argyrios Kyrtzidis InitiallyForwardDecl(FD), ForwardDecl(FD), 628b05d7b20171bbd2feb14b059f39332cbe1bf1014Argyrios Kyrtzidis InternalInterface(isInternal), ExternallyCompleted(false) { 629e4f039e01e797a38bc97bf22aff9832ecd18ff5fSteve Naroff} 630e4f039e01e797a38bc97bf22aff9832ecd18ff5fSteve Naroff 63126ac3f30ecef21749c00a4b1a08dd15d772dd5aaDouglas Gregorvoid ObjCInterfaceDecl::LoadExternalDefinition() const { 63226ac3f30ecef21749c00a4b1a08dd15d772dd5aaDouglas Gregor assert(ExternallyCompleted && "Class is not externally completed"); 63326ac3f30ecef21749c00a4b1a08dd15d772dd5aaDouglas Gregor ExternallyCompleted = false; 63426ac3f30ecef21749c00a4b1a08dd15d772dd5aaDouglas Gregor getASTContext().getExternalSource()->CompleteType( 63526ac3f30ecef21749c00a4b1a08dd15d772dd5aaDouglas Gregor const_cast<ObjCInterfaceDecl *>(this)); 63626ac3f30ecef21749c00a4b1a08dd15d772dd5aaDouglas Gregor} 63726ac3f30ecef21749c00a4b1a08dd15d772dd5aaDouglas Gregor 63826ac3f30ecef21749c00a4b1a08dd15d772dd5aaDouglas Gregorvoid ObjCInterfaceDecl::setExternallyCompleted() { 63926ac3f30ecef21749c00a4b1a08dd15d772dd5aaDouglas Gregor assert(getASTContext().getExternalSource() && 64026ac3f30ecef21749c00a4b1a08dd15d772dd5aaDouglas Gregor "Class can't be externally completed without an external source"); 64126ac3f30ecef21749c00a4b1a08dd15d772dd5aaDouglas Gregor assert(!ForwardDecl && 64226ac3f30ecef21749c00a4b1a08dd15d772dd5aaDouglas Gregor "Forward declarations can't be externally completed"); 64326ac3f30ecef21749c00a4b1a08dd15d772dd5aaDouglas Gregor ExternallyCompleted = true; 64426ac3f30ecef21749c00a4b1a08dd15d772dd5aaDouglas Gregor} 64526ac3f30ecef21749c00a4b1a08dd15d772dd5aaDouglas Gregor 6468a1d722f13df383600f36d77f842957c8adb5f1bArgyrios KyrtzidisObjCImplementationDecl *ObjCInterfaceDecl::getImplementation() const { 64726ac3f30ecef21749c00a4b1a08dd15d772dd5aaDouglas Gregor if (ExternallyCompleted) 64826ac3f30ecef21749c00a4b1a08dd15d772dd5aaDouglas Gregor LoadExternalDefinition(); 64926ac3f30ecef21749c00a4b1a08dd15d772dd5aaDouglas Gregor 6508a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis return getASTContext().getObjCImplementation( 6518a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis const_cast<ObjCInterfaceDecl*>(this)); 6528a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis} 6538a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis 6548a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidisvoid ObjCInterfaceDecl::setImplementation(ObjCImplementationDecl *ImplD) { 6558a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis getASTContext().setObjCImplementation(this, ImplD); 6568a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis} 6578a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis 6582c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian/// all_declared_ivar_begin - return first ivar declared in this class, 6592c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian/// its extensions and its implementation. Lazily build the list on first 6602c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian/// access. 6612c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz JahanianObjCIvarDecl *ObjCInterfaceDecl::all_declared_ivar_begin() { 6622c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian if (IvarList) 6632c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian return IvarList; 6642c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian 6652c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian ObjCIvarDecl *curIvar = 0; 6662c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian if (!ivar_empty()) { 6672c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian ObjCInterfaceDecl::ivar_iterator I = ivar_begin(), E = ivar_end(); 6682c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian IvarList = (*I); ++I; 6692c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian for (curIvar = IvarList; I != E; curIvar = *I, ++I) 6702c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian curIvar->setNextIvar(*I); 6712c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian } 6722c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian 6732c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian for (const ObjCCategoryDecl *CDecl = getFirstClassExtension(); CDecl; 6742c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian CDecl = CDecl->getNextClassExtension()) { 6752c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian if (!CDecl->ivar_empty()) { 6762c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian ObjCCategoryDecl::ivar_iterator I = CDecl->ivar_begin(), 6772c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian E = CDecl->ivar_end(); 6782c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian if (!IvarList) { 6792c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian IvarList = (*I); ++I; 6802c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian curIvar = IvarList; 6812c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian } 6822c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian for ( ;I != E; curIvar = *I, ++I) 6832c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian curIvar->setNextIvar(*I); 6842c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian } 6852c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian } 6862c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian 6872c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian if (ObjCImplementationDecl *ImplDecl = getImplementation()) { 6882c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian if (!ImplDecl->ivar_empty()) { 6892c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian ObjCImplementationDecl::ivar_iterator I = ImplDecl->ivar_begin(), 6902c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian E = ImplDecl->ivar_end(); 6912c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian if (!IvarList) { 6922c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian IvarList = (*I); ++I; 6932c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian curIvar = IvarList; 6942c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian } 6952c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian for ( ;I != E; curIvar = *I, ++I) 6962c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian curIvar->setNextIvar(*I); 6972c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian } 6982c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian } 6992c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian return IvarList; 7002c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian} 7018a779314870760848e61da2c428a78971fe3f1c3Ted Kremenek 702ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner/// FindCategoryDeclaration - Finds category declaration in the list of 703ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner/// categories for this class and returns it. Name of the category is passed 704ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner/// in 'CategoryId'. If category not found, return 0; 705ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner/// 706ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris LattnerObjCCategoryDecl * 707ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris LattnerObjCInterfaceDecl::FindCategoryDeclaration(IdentifierInfo *CategoryId) const { 70826ac3f30ecef21749c00a4b1a08dd15d772dd5aaDouglas Gregor if (ExternallyCompleted) 70926ac3f30ecef21749c00a4b1a08dd15d772dd5aaDouglas Gregor LoadExternalDefinition(); 71026ac3f30ecef21749c00a4b1a08dd15d772dd5aaDouglas Gregor 711ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner for (ObjCCategoryDecl *Category = getCategoryList(); 712ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner Category; Category = Category->getNextClassCategory()) 713ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner if (Category->getIdentifier() == CategoryId) 714ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner return Category; 715ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner return 0; 716ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner} 717ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner 7181cb35dd4840d21cec58648361180d5688446a9caArgyrios KyrtzidisObjCMethodDecl * 7191cb35dd4840d21cec58648361180d5688446a9caArgyrios KyrtzidisObjCInterfaceDecl::getCategoryInstanceMethod(Selector Sel) const { 7201cb35dd4840d21cec58648361180d5688446a9caArgyrios Kyrtzidis for (ObjCCategoryDecl *Category = getCategoryList(); 7211cb35dd4840d21cec58648361180d5688446a9caArgyrios Kyrtzidis Category; Category = Category->getNextClassCategory()) 7221cb35dd4840d21cec58648361180d5688446a9caArgyrios Kyrtzidis if (ObjCCategoryImplDecl *Impl = Category->getImplementation()) 7231cb35dd4840d21cec58648361180d5688446a9caArgyrios Kyrtzidis if (ObjCMethodDecl *MD = Impl->getInstanceMethod(Sel)) 7241cb35dd4840d21cec58648361180d5688446a9caArgyrios Kyrtzidis return MD; 7251cb35dd4840d21cec58648361180d5688446a9caArgyrios Kyrtzidis return 0; 7261cb35dd4840d21cec58648361180d5688446a9caArgyrios Kyrtzidis} 7271cb35dd4840d21cec58648361180d5688446a9caArgyrios Kyrtzidis 7281cb35dd4840d21cec58648361180d5688446a9caArgyrios KyrtzidisObjCMethodDecl *ObjCInterfaceDecl::getCategoryClassMethod(Selector Sel) const { 7291cb35dd4840d21cec58648361180d5688446a9caArgyrios Kyrtzidis for (ObjCCategoryDecl *Category = getCategoryList(); 7301cb35dd4840d21cec58648361180d5688446a9caArgyrios Kyrtzidis Category; Category = Category->getNextClassCategory()) 7311cb35dd4840d21cec58648361180d5688446a9caArgyrios Kyrtzidis if (ObjCCategoryImplDecl *Impl = Category->getImplementation()) 7321cb35dd4840d21cec58648361180d5688446a9caArgyrios Kyrtzidis if (ObjCMethodDecl *MD = Impl->getClassMethod(Sel)) 7331cb35dd4840d21cec58648361180d5688446a9caArgyrios Kyrtzidis return MD; 7341cb35dd4840d21cec58648361180d5688446a9caArgyrios Kyrtzidis return 0; 7351cb35dd4840d21cec58648361180d5688446a9caArgyrios Kyrtzidis} 7361cb35dd4840d21cec58648361180d5688446a9caArgyrios Kyrtzidis 7370fd8904c5f71a11d29f67716c3ebdf7ad1c855fbFariborz Jahanian/// ClassImplementsProtocol - Checks that 'lProto' protocol 7380fd8904c5f71a11d29f67716c3ebdf7ad1c855fbFariborz Jahanian/// has been implemented in IDecl class, its super class or categories (if 7390fd8904c5f71a11d29f67716c3ebdf7ad1c855fbFariborz Jahanian/// lookupCategory is true). 7400fd8904c5f71a11d29f67716c3ebdf7ad1c855fbFariborz Jahanianbool ObjCInterfaceDecl::ClassImplementsProtocol(ObjCProtocolDecl *lProto, 7410fd8904c5f71a11d29f67716c3ebdf7ad1c855fbFariborz Jahanian bool lookupCategory, 7420fd8904c5f71a11d29f67716c3ebdf7ad1c855fbFariborz Jahanian bool RHSIsQualifiedID) { 7430fd8904c5f71a11d29f67716c3ebdf7ad1c855fbFariborz Jahanian ObjCInterfaceDecl *IDecl = this; 7440fd8904c5f71a11d29f67716c3ebdf7ad1c855fbFariborz Jahanian // 1st, look up the class. 7450fd8904c5f71a11d29f67716c3ebdf7ad1c855fbFariborz Jahanian const ObjCList<ObjCProtocolDecl> &Protocols = 7460fd8904c5f71a11d29f67716c3ebdf7ad1c855fbFariborz Jahanian IDecl->getReferencedProtocols(); 7471eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 7480fd8904c5f71a11d29f67716c3ebdf7ad1c855fbFariborz Jahanian for (ObjCList<ObjCProtocolDecl>::iterator PI = Protocols.begin(), 7490fd8904c5f71a11d29f67716c3ebdf7ad1c855fbFariborz Jahanian E = Protocols.end(); PI != E; ++PI) { 7500fd8904c5f71a11d29f67716c3ebdf7ad1c855fbFariborz Jahanian if (getASTContext().ProtocolCompatibleWithProtocol(lProto, *PI)) 7510fd8904c5f71a11d29f67716c3ebdf7ad1c855fbFariborz Jahanian return true; 7520fd8904c5f71a11d29f67716c3ebdf7ad1c855fbFariborz Jahanian // This is dubious and is added to be compatible with gcc. In gcc, it is 7530fd8904c5f71a11d29f67716c3ebdf7ad1c855fbFariborz Jahanian // also allowed assigning a protocol-qualified 'id' type to a LHS object 7540fd8904c5f71a11d29f67716c3ebdf7ad1c855fbFariborz Jahanian // when protocol in qualified LHS is in list of protocols in the rhs 'id' 7550fd8904c5f71a11d29f67716c3ebdf7ad1c855fbFariborz Jahanian // object. This IMO, should be a bug. 7560fd8904c5f71a11d29f67716c3ebdf7ad1c855fbFariborz Jahanian // FIXME: Treat this as an extension, and flag this as an error when GCC 7570fd8904c5f71a11d29f67716c3ebdf7ad1c855fbFariborz Jahanian // extensions are not enabled. 7581eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump if (RHSIsQualifiedID && 7590fd8904c5f71a11d29f67716c3ebdf7ad1c855fbFariborz Jahanian getASTContext().ProtocolCompatibleWithProtocol(*PI, lProto)) 7600fd8904c5f71a11d29f67716c3ebdf7ad1c855fbFariborz Jahanian return true; 7610fd8904c5f71a11d29f67716c3ebdf7ad1c855fbFariborz Jahanian } 7621eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 7630fd8904c5f71a11d29f67716c3ebdf7ad1c855fbFariborz Jahanian // 2nd, look up the category. 7640fd8904c5f71a11d29f67716c3ebdf7ad1c855fbFariborz Jahanian if (lookupCategory) 7650fd8904c5f71a11d29f67716c3ebdf7ad1c855fbFariborz Jahanian for (ObjCCategoryDecl *CDecl = IDecl->getCategoryList(); CDecl; 7660fd8904c5f71a11d29f67716c3ebdf7ad1c855fbFariborz Jahanian CDecl = CDecl->getNextClassCategory()) { 7670fd8904c5f71a11d29f67716c3ebdf7ad1c855fbFariborz Jahanian for (ObjCCategoryDecl::protocol_iterator PI = CDecl->protocol_begin(), 7680fd8904c5f71a11d29f67716c3ebdf7ad1c855fbFariborz Jahanian E = CDecl->protocol_end(); PI != E; ++PI) 7690fd8904c5f71a11d29f67716c3ebdf7ad1c855fbFariborz Jahanian if (getASTContext().ProtocolCompatibleWithProtocol(lProto, *PI)) 7700fd8904c5f71a11d29f67716c3ebdf7ad1c855fbFariborz Jahanian return true; 7710fd8904c5f71a11d29f67716c3ebdf7ad1c855fbFariborz Jahanian } 7721eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 7730fd8904c5f71a11d29f67716c3ebdf7ad1c855fbFariborz Jahanian // 3rd, look up the super class(s) 7740fd8904c5f71a11d29f67716c3ebdf7ad1c855fbFariborz Jahanian if (IDecl->getSuperClass()) 7750fd8904c5f71a11d29f67716c3ebdf7ad1c855fbFariborz Jahanian return 7760fd8904c5f71a11d29f67716c3ebdf7ad1c855fbFariborz Jahanian IDecl->getSuperClass()->ClassImplementsProtocol(lProto, lookupCategory, 7770fd8904c5f71a11d29f67716c3ebdf7ad1c855fbFariborz Jahanian RHSIsQualifiedID); 7781eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 7790fd8904c5f71a11d29f67716c3ebdf7ad1c855fbFariborz Jahanian return false; 7800fd8904c5f71a11d29f67716c3ebdf7ad1c855fbFariborz Jahanian} 7810fd8904c5f71a11d29f67716c3ebdf7ad1c855fbFariborz Jahanian 782ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner//===----------------------------------------------------------------------===// 783ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner// ObjCIvarDecl 784ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner//===----------------------------------------------------------------------===// 785ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner 786a06549226f45d5b72169a3d054415616dd1014a2Daniel DunbarObjCIvarDecl *ObjCIvarDecl::Create(ASTContext &C, ObjCContainerDecl *DC, 787ff676cb48fe8bf7be2feaa251dc7c5fb15af4730Abramo Bagnara SourceLocation StartLoc, 788ff676cb48fe8bf7be2feaa251dc7c5fb15af4730Abramo Bagnara SourceLocation IdLoc, IdentifierInfo *Id, 789a93c934af4fbf97cbe8e649d82e68ccacfe57c95John McCall QualType T, TypeSourceInfo *TInfo, 790ad51e74030a59a8aa4ef0ebca1d7a701602ef53bFariborz Jahanian AccessControl ac, Expr *BW, 791ad51e74030a59a8aa4ef0ebca1d7a701602ef53bFariborz Jahanian bool synthesized) { 792a06549226f45d5b72169a3d054415616dd1014a2Daniel Dunbar if (DC) { 793a06549226f45d5b72169a3d054415616dd1014a2Daniel Dunbar // Ivar's can only appear in interfaces, implementations (via synthesized 794a06549226f45d5b72169a3d054415616dd1014a2Daniel Dunbar // properties), and class extensions (via direct declaration, or synthesized 795a06549226f45d5b72169a3d054415616dd1014a2Daniel Dunbar // properties). 796a06549226f45d5b72169a3d054415616dd1014a2Daniel Dunbar // 797a06549226f45d5b72169a3d054415616dd1014a2Daniel Dunbar // FIXME: This should really be asserting this: 798a06549226f45d5b72169a3d054415616dd1014a2Daniel Dunbar // (isa<ObjCCategoryDecl>(DC) && 799a06549226f45d5b72169a3d054415616dd1014a2Daniel Dunbar // cast<ObjCCategoryDecl>(DC)->IsClassExtension())) 800a06549226f45d5b72169a3d054415616dd1014a2Daniel Dunbar // but unfortunately we sometimes place ivars into non-class extension 801a06549226f45d5b72169a3d054415616dd1014a2Daniel Dunbar // categories on error. This breaks an AST invariant, and should not be 802a06549226f45d5b72169a3d054415616dd1014a2Daniel Dunbar // fixed. 803a06549226f45d5b72169a3d054415616dd1014a2Daniel Dunbar assert((isa<ObjCInterfaceDecl>(DC) || isa<ObjCImplementationDecl>(DC) || 804a06549226f45d5b72169a3d054415616dd1014a2Daniel Dunbar isa<ObjCCategoryDecl>(DC)) && 805a06549226f45d5b72169a3d054415616dd1014a2Daniel Dunbar "Invalid ivar decl context!"); 8062c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian // Once a new ivar is created in any of class/class-extension/implementation 8072c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian // decl contexts, the previously built IvarList must be rebuilt. 8082c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian ObjCInterfaceDecl *ID = dyn_cast<ObjCInterfaceDecl>(DC); 8092c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian if (!ID) { 810000835d0b04345c0014c603fe6339b3bc154050eFariborz Jahanian if (ObjCImplementationDecl *IM = dyn_cast<ObjCImplementationDecl>(DC)) { 8112c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian ID = IM->getClassInterface(); 812000835d0b04345c0014c603fe6339b3bc154050eFariborz Jahanian if (BW) 813000835d0b04345c0014c603fe6339b3bc154050eFariborz Jahanian IM->setHasSynthBitfield(true); 8143060178ad9df29789505c1e6debcfc80a3a13587Chad Rosier } else { 815000835d0b04345c0014c603fe6339b3bc154050eFariborz Jahanian ObjCCategoryDecl *CD = cast<ObjCCategoryDecl>(DC); 816000835d0b04345c0014c603fe6339b3bc154050eFariborz Jahanian ID = CD->getClassInterface(); 817000835d0b04345c0014c603fe6339b3bc154050eFariborz Jahanian if (BW) 818000835d0b04345c0014c603fe6339b3bc154050eFariborz Jahanian CD->setHasSynthBitfield(true); 819000835d0b04345c0014c603fe6339b3bc154050eFariborz Jahanian } 8202c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian } 8212c18bb7c9fca66c30b6eabbdcbc6399d24a54fa9Fariborz Jahanian ID->setIvarList(0); 822a06549226f45d5b72169a3d054415616dd1014a2Daniel Dunbar } 823a06549226f45d5b72169a3d054415616dd1014a2Daniel Dunbar 824ff676cb48fe8bf7be2feaa251dc7c5fb15af4730Abramo Bagnara return new (C) ObjCIvarDecl(DC, StartLoc, IdLoc, Id, T, TInfo, 825ff676cb48fe8bf7be2feaa251dc7c5fb15af4730Abramo Bagnara ac, BW, synthesized); 8266c4ae5de0c356777446f823b573821fb95560d91Chris Lattner} 8276c4ae5de0c356777446f823b573821fb95560d91Chris Lattner 82827a961a6adab85cfcf7e48485bbec9237719ae96Daniel Dunbarconst ObjCInterfaceDecl *ObjCIvarDecl::getContainingInterface() const { 82927a961a6adab85cfcf7e48485bbec9237719ae96Daniel Dunbar const ObjCContainerDecl *DC = cast<ObjCContainerDecl>(getDeclContext()); 83027a961a6adab85cfcf7e48485bbec9237719ae96Daniel Dunbar 83127a961a6adab85cfcf7e48485bbec9237719ae96Daniel Dunbar switch (DC->getKind()) { 83227a961a6adab85cfcf7e48485bbec9237719ae96Daniel Dunbar default: 83327a961a6adab85cfcf7e48485bbec9237719ae96Daniel Dunbar case ObjCCategoryImpl: 83427a961a6adab85cfcf7e48485bbec9237719ae96Daniel Dunbar case ObjCProtocol: 835b219cfc4d75f0a03630b7c4509ef791b7e97b2c8David Blaikie llvm_unreachable("invalid ivar container!"); 83627a961a6adab85cfcf7e48485bbec9237719ae96Daniel Dunbar 83727a961a6adab85cfcf7e48485bbec9237719ae96Daniel Dunbar // Ivars can only appear in class extension categories. 83827a961a6adab85cfcf7e48485bbec9237719ae96Daniel Dunbar case ObjCCategory: { 83927a961a6adab85cfcf7e48485bbec9237719ae96Daniel Dunbar const ObjCCategoryDecl *CD = cast<ObjCCategoryDecl>(DC); 84027a961a6adab85cfcf7e48485bbec9237719ae96Daniel Dunbar assert(CD->IsClassExtension() && "invalid container for ivar!"); 84127a961a6adab85cfcf7e48485bbec9237719ae96Daniel Dunbar return CD->getClassInterface(); 84227a961a6adab85cfcf7e48485bbec9237719ae96Daniel Dunbar } 84327a961a6adab85cfcf7e48485bbec9237719ae96Daniel Dunbar 84427a961a6adab85cfcf7e48485bbec9237719ae96Daniel Dunbar case ObjCImplementation: 84527a961a6adab85cfcf7e48485bbec9237719ae96Daniel Dunbar return cast<ObjCImplementationDecl>(DC)->getClassInterface(); 84601e6779faca1e3a3164c697d6e2dfee0881a6981Ted Kremenek 84727a961a6adab85cfcf7e48485bbec9237719ae96Daniel Dunbar case ObjCInterface: 84827a961a6adab85cfcf7e48485bbec9237719ae96Daniel Dunbar return cast<ObjCInterfaceDecl>(DC); 84927a961a6adab85cfcf7e48485bbec9237719ae96Daniel Dunbar } 85027a961a6adab85cfcf7e48485bbec9237719ae96Daniel Dunbar} 851ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner 852ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner//===----------------------------------------------------------------------===// 853ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner// ObjCAtDefsFieldDecl 854ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner//===----------------------------------------------------------------------===// 855ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner 85601e6779faca1e3a3164c697d6e2dfee0881a6981Ted KremenekObjCAtDefsFieldDecl 857ff676cb48fe8bf7be2feaa251dc7c5fb15af4730Abramo Bagnara*ObjCAtDefsFieldDecl::Create(ASTContext &C, DeclContext *DC, 858ff676cb48fe8bf7be2feaa251dc7c5fb15af4730Abramo Bagnara SourceLocation StartLoc, SourceLocation IdLoc, 85901e6779faca1e3a3164c697d6e2dfee0881a6981Ted Kremenek IdentifierInfo *Id, QualType T, Expr *BW) { 860ff676cb48fe8bf7be2feaa251dc7c5fb15af4730Abramo Bagnara return new (C) ObjCAtDefsFieldDecl(DC, StartLoc, IdLoc, Id, T, BW); 86101e6779faca1e3a3164c697d6e2dfee0881a6981Ted Kremenek} 86201e6779faca1e3a3164c697d6e2dfee0881a6981Ted Kremenek 863ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner//===----------------------------------------------------------------------===// 864ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner// ObjCProtocolDecl 865ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner//===----------------------------------------------------------------------===// 866ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner 867d04341000d35c8808a72838b057eed7bf13b7661Douglas GregorObjCProtocolDecl *ObjCProtocolDecl::Create(ASTContext &C, DeclContext *DC, 8681711fc91efb36d131f7ba771f73f0154dc1abd1fArgyrios Kyrtzidis IdentifierInfo *Id, 8691711fc91efb36d131f7ba771f73f0154dc1abd1fArgyrios Kyrtzidis SourceLocation nameLoc, 870b05d7b20171bbd2feb14b059f39332cbe1bf1014Argyrios Kyrtzidis SourceLocation atStartLoc, 871b05d7b20171bbd2feb14b059f39332cbe1bf1014Argyrios Kyrtzidis bool isForwardDecl) { 872b05d7b20171bbd2feb14b059f39332cbe1bf1014Argyrios Kyrtzidis return new (C) ObjCProtocolDecl(DC, Id, nameLoc, atStartLoc, isForwardDecl); 873cca59d77c4b84fd2da268018dbaf9431a621e75bChris Lattner} 874cca59d77c4b84fd2da268018dbaf9431a621e75bChris Lattner 87591b0b0cf6b537cbcbca0038c7032f87161a41d31Steve NaroffObjCProtocolDecl *ObjCProtocolDecl::lookupProtocolNamed(IdentifierInfo *Name) { 87691b0b0cf6b537cbcbca0038c7032f87161a41d31Steve Naroff ObjCProtocolDecl *PDecl = this; 87791b0b0cf6b537cbcbca0038c7032f87161a41d31Steve Naroff 87891b0b0cf6b537cbcbca0038c7032f87161a41d31Steve Naroff if (Name == getIdentifier()) 87991b0b0cf6b537cbcbca0038c7032f87161a41d31Steve Naroff return PDecl; 88091b0b0cf6b537cbcbca0038c7032f87161a41d31Steve Naroff 88191b0b0cf6b537cbcbca0038c7032f87161a41d31Steve Naroff for (protocol_iterator I = protocol_begin(), E = protocol_end(); I != E; ++I) 88291b0b0cf6b537cbcbca0038c7032f87161a41d31Steve Naroff if ((PDecl = (*I)->lookupProtocolNamed(Name))) 88391b0b0cf6b537cbcbca0038c7032f87161a41d31Steve Naroff return PDecl; 8841eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 88591b0b0cf6b537cbcbca0038c7032f87161a41d31Steve Naroff return NULL; 88691b0b0cf6b537cbcbca0038c7032f87161a41d31Steve Naroff} 88791b0b0cf6b537cbcbca0038c7032f87161a41d31Steve Naroff 888094e2bb6730d63e0f6919e4839522a43b7644181Argyrios Kyrtzidis// lookupMethod - Lookup a instance/class method in the protocol and protocols 889ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner// it inherited. 890094e2bb6730d63e0f6919e4839522a43b7644181Argyrios KyrtzidisObjCMethodDecl *ObjCProtocolDecl::lookupMethod(Selector Sel, 891094e2bb6730d63e0f6919e4839522a43b7644181Argyrios Kyrtzidis bool isInstance) const { 892ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner ObjCMethodDecl *MethodDecl = NULL; 8931eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 894094e2bb6730d63e0f6919e4839522a43b7644181Argyrios Kyrtzidis if ((MethodDecl = getMethod(Sel, isInstance))) 895ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner return MethodDecl; 8961eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 897ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner for (protocol_iterator I = protocol_begin(), E = protocol_end(); I != E; ++I) 898094e2bb6730d63e0f6919e4839522a43b7644181Argyrios Kyrtzidis if ((MethodDecl = (*I)->lookupMethod(Sel, isInstance))) 899ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner return MethodDecl; 900ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner return NULL; 901ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner} 902411280e5b25ba7dcd7c8a82a5c23880fe7632a3cChris Lattner 903ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner//===----------------------------------------------------------------------===// 904ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner// ObjCClassDecl 905ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner//===----------------------------------------------------------------------===// 906411280e5b25ba7dcd7c8a82a5c23880fe7632a3cChris Lattner 9071eb4433ac451dc16f4133a88af2d002ac26c58efMike StumpObjCClassDecl::ObjCClassDecl(DeclContext *DC, SourceLocation L, 90895ed7784a335aca53b0c6e952cf31a4cfb633360Fariborz Jahanian ObjCInterfaceDecl *const Elt, 90995ed7784a335aca53b0c6e952cf31a4cfb633360Fariborz Jahanian const SourceLocation Loc, 91038af2deb27cdfa1a95bde96e30dab15dce53fcefChris Lattner ASTContext &C) 91138af2deb27cdfa1a95bde96e30dab15dce53fcefChris Lattner : Decl(ObjCClass, DC, L) { 91295ed7784a335aca53b0c6e952cf31a4cfb633360Fariborz Jahanian setClass(C, Elt, Loc); 913321c22f1c4271c3d9a3d4d3fc18847f948ab595bTed Kremenek} 91438af2deb27cdfa1a95bde96e30dab15dce53fcefChris Lattner 915d04341000d35c8808a72838b057eed7bf13b7661Douglas GregorObjCClassDecl *ObjCClassDecl::Create(ASTContext &C, DeclContext *DC, 9160ed844b04ea4387caa4e1cf3dc375d269657536bChris Lattner SourceLocation L, 91795ed7784a335aca53b0c6e952cf31a4cfb633360Fariborz Jahanian ObjCInterfaceDecl *const Elt, 91895ed7784a335aca53b0c6e952cf31a4cfb633360Fariborz Jahanian const SourceLocation Loc) { 91995ed7784a335aca53b0c6e952cf31a4cfb633360Fariborz Jahanian return new (C) ObjCClassDecl(DC, L, Elt, Loc, C); 92061f9d41036e30ff80130f99b31c0626e3ef057ccChris Lattner} 92161f9d41036e30ff80130f99b31c0626e3ef057ccChris Lattner 92295ed7784a335aca53b0c6e952cf31a4cfb633360Fariborz Jahanianvoid ObjCClassDecl::setClass(ASTContext &C, ObjCInterfaceDecl*const Cls, 92395ed7784a335aca53b0c6e952cf31a4cfb633360Fariborz Jahanian const SourceLocation Loc) { 92495ed7784a335aca53b0c6e952cf31a4cfb633360Fariborz Jahanian 92595ed7784a335aca53b0c6e952cf31a4cfb633360Fariborz Jahanian ForwardDecl = (ObjCClassRef*) C.Allocate(sizeof(ObjCClassRef), 92695ed7784a335aca53b0c6e952cf31a4cfb633360Fariborz Jahanian llvm::alignOf<ObjCClassRef>()); 92795ed7784a335aca53b0c6e952cf31a4cfb633360Fariborz Jahanian new (ForwardDecl) ObjCClassRef(Cls, Loc); 92895ed7784a335aca53b0c6e952cf31a4cfb633360Fariborz Jahanian} 92995ed7784a335aca53b0c6e952cf31a4cfb633360Fariborz Jahanian 9302dbdd622d02d1bfbe1e5bcf421b07b74c7a748f1Ted KremenekSourceRange ObjCClassDecl::getSourceRange() const { 9312dbdd622d02d1bfbe1e5bcf421b07b74c7a748f1Ted Kremenek // FIXME: We should include the semicolon 93295ed7784a335aca53b0c6e952cf31a4cfb633360Fariborz Jahanian return SourceRange(getLocation(), ForwardDecl->getLocation()); 9332dbdd622d02d1bfbe1e5bcf421b07b74c7a748f1Ted Kremenek} 9342dbdd622d02d1bfbe1e5bcf421b07b74c7a748f1Ted Kremenek 935ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner//===----------------------------------------------------------------------===// 936ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner// ObjCForwardProtocolDecl 937ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner//===----------------------------------------------------------------------===// 938ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner 93938af2deb27cdfa1a95bde96e30dab15dce53fcefChris LattnerObjCForwardProtocolDecl:: 94038af2deb27cdfa1a95bde96e30dab15dce53fcefChris LattnerObjCForwardProtocolDecl(DeclContext *DC, SourceLocation L, 94138af2deb27cdfa1a95bde96e30dab15dce53fcefChris Lattner ObjCProtocolDecl *const *Elts, unsigned nElts, 94218df52bbb5d28ca082064d31ae7558dbdae52377Douglas Gregor const SourceLocation *Locs, ASTContext &C) 9431eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump: Decl(ObjCForwardProtocol, DC, L) { 94418df52bbb5d28ca082064d31ae7558dbdae52377Douglas Gregor ReferencedProtocols.set(Elts, nElts, Locs, C); 94538af2deb27cdfa1a95bde96e30dab15dce53fcefChris Lattner} 94638af2deb27cdfa1a95bde96e30dab15dce53fcefChris Lattner 94738af2deb27cdfa1a95bde96e30dab15dce53fcefChris Lattner 94861f9d41036e30ff80130f99b31c0626e3ef057ccChris LattnerObjCForwardProtocolDecl * 949d04341000d35c8808a72838b057eed7bf13b7661Douglas GregorObjCForwardProtocolDecl::Create(ASTContext &C, DeclContext *DC, 9501eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump SourceLocation L, 95107fa7749da805969f2ed467a4eb5b405a4ff9a23Chris Lattner ObjCProtocolDecl *const *Elts, 95218df52bbb5d28ca082064d31ae7558dbdae52377Douglas Gregor unsigned NumElts, 95318df52bbb5d28ca082064d31ae7558dbdae52377Douglas Gregor const SourceLocation *Locs) { 95418df52bbb5d28ca082064d31ae7558dbdae52377Douglas Gregor return new (C) ObjCForwardProtocolDecl(DC, L, Elts, NumElts, Locs, C); 9550b7ebb3dba0df0a6cbf221e5edbc6a4b8848478cChris Lattner} 9560b7ebb3dba0df0a6cbf221e5edbc6a4b8848478cChris Lattner 957ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner//===----------------------------------------------------------------------===// 958ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner// ObjCCategoryDecl 959ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner//===----------------------------------------------------------------------===// 960ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner 961d04341000d35c8808a72838b057eed7bf13b7661Douglas GregorObjCCategoryDecl *ObjCCategoryDecl::Create(ASTContext &C, DeclContext *DC, 9623db211b617c5073aa70eb25d37ed44ae0dca17c4Douglas Gregor SourceLocation AtLoc, 9633db211b617c5073aa70eb25d37ed44ae0dca17c4Douglas Gregor SourceLocation ClassNameLoc, 9643db211b617c5073aa70eb25d37ed44ae0dca17c4Douglas Gregor SourceLocation CategoryNameLoc, 965955fadbdfecfa24a590febe66a86519096787f2dArgyrios Kyrtzidis IdentifierInfo *Id, 966955fadbdfecfa24a590febe66a86519096787f2dArgyrios Kyrtzidis ObjCInterfaceDecl *IDecl) { 967955fadbdfecfa24a590febe66a86519096787f2dArgyrios Kyrtzidis ObjCCategoryDecl *CatDecl = new (C) ObjCCategoryDecl(DC, AtLoc, ClassNameLoc, 968955fadbdfecfa24a590febe66a86519096787f2dArgyrios Kyrtzidis CategoryNameLoc, Id, 969955fadbdfecfa24a590febe66a86519096787f2dArgyrios Kyrtzidis IDecl); 970955fadbdfecfa24a590febe66a86519096787f2dArgyrios Kyrtzidis if (IDecl) { 971955fadbdfecfa24a590febe66a86519096787f2dArgyrios Kyrtzidis // Link this category into its class's category list. 972955fadbdfecfa24a590febe66a86519096787f2dArgyrios Kyrtzidis CatDecl->NextClassCategory = IDecl->getCategoryList(); 973955fadbdfecfa24a590febe66a86519096787f2dArgyrios Kyrtzidis IDecl->setCategoryList(CatDecl); 974e6b8d68a927368b06ac06cc9ac9e7f60aa966d5fArgyrios Kyrtzidis if (ASTMutationListener *L = C.getASTMutationListener()) 975e6b8d68a927368b06ac06cc9ac9e7f60aa966d5fArgyrios Kyrtzidis L->AddedObjCCategoryToInterface(CatDecl, IDecl); 976955fadbdfecfa24a590febe66a86519096787f2dArgyrios Kyrtzidis } 977955fadbdfecfa24a590febe66a86519096787f2dArgyrios Kyrtzidis 978955fadbdfecfa24a590febe66a86519096787f2dArgyrios Kyrtzidis return CatDecl; 979955fadbdfecfa24a590febe66a86519096787f2dArgyrios Kyrtzidis} 980955fadbdfecfa24a590febe66a86519096787f2dArgyrios Kyrtzidis 981955fadbdfecfa24a590febe66a86519096787f2dArgyrios KyrtzidisObjCCategoryDecl *ObjCCategoryDecl::Create(ASTContext &C, EmptyShell Empty) { 982955fadbdfecfa24a590febe66a86519096787f2dArgyrios Kyrtzidis return new (C) ObjCCategoryDecl(0, SourceLocation(), SourceLocation(), 983955fadbdfecfa24a590febe66a86519096787f2dArgyrios Kyrtzidis SourceLocation(), 0, 0); 98461f9d41036e30ff80130f99b31c0626e3ef057ccChris Lattner} 98561f9d41036e30ff80130f99b31c0626e3ef057ccChris Lattner 9868a1d722f13df383600f36d77f842957c8adb5f1bArgyrios KyrtzidisObjCCategoryImplDecl *ObjCCategoryDecl::getImplementation() const { 9878a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis return getASTContext().getObjCImplementation( 9888a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis const_cast<ObjCCategoryDecl*>(this)); 9898a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis} 9908a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis 9918a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidisvoid ObjCCategoryDecl::setImplementation(ObjCCategoryImplDecl *ImplD) { 9928a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis getASTContext().setObjCImplementation(this, ImplD); 9938a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis} 9948a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis 9958a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis 996ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner//===----------------------------------------------------------------------===// 997ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner// ObjCCategoryImplDecl 998ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner//===----------------------------------------------------------------------===// 999ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner 100075c9cae5f85c72cbb1649e93849e16ede3f07522Chris LattnerObjCCategoryImplDecl * 1001d04341000d35c8808a72838b057eed7bf13b7661Douglas GregorObjCCategoryImplDecl::Create(ASTContext &C, DeclContext *DC, 10021711fc91efb36d131f7ba771f73f0154dc1abd1fArgyrios Kyrtzidis IdentifierInfo *Id, 10031711fc91efb36d131f7ba771f73f0154dc1abd1fArgyrios Kyrtzidis ObjCInterfaceDecl *ClassInterface, 10041711fc91efb36d131f7ba771f73f0154dc1abd1fArgyrios Kyrtzidis SourceLocation nameLoc, 10051711fc91efb36d131f7ba771f73f0154dc1abd1fArgyrios Kyrtzidis SourceLocation atStartLoc) { 10061711fc91efb36d131f7ba771f73f0154dc1abd1fArgyrios Kyrtzidis return new (C) ObjCCategoryImplDecl(DC, Id, ClassInterface, 10071711fc91efb36d131f7ba771f73f0154dc1abd1fArgyrios Kyrtzidis nameLoc, atStartLoc); 100875c9cae5f85c72cbb1649e93849e16ede3f07522Chris Lattner} 100975c9cae5f85c72cbb1649e93849e16ede3f07522Chris Lattner 10100d69b8cc8e90a9364771837cb42d7031b4cbb984Steve NaroffObjCCategoryDecl *ObjCCategoryImplDecl::getCategoryDecl() const { 1011ebfa339321f8a4df9d5011e591a615d5765107d5Ted Kremenek // The class interface might be NULL if we are working with invalid code. 1012ebfa339321f8a4df9d5011e591a615d5765107d5Ted Kremenek if (const ObjCInterfaceDecl *ID = getClassInterface()) 1013ebfa339321f8a4df9d5011e591a615d5765107d5Ted Kremenek return ID->FindCategoryDeclaration(getIdentifier()); 1014ebfa339321f8a4df9d5011e591a615d5765107d5Ted Kremenek return 0; 10154292073a858f72769fa405b48390620c8932f8aeArgyrios Kyrtzidis} 10164292073a858f72769fa405b48390620c8932f8aeArgyrios Kyrtzidis 1017f8d17a59167d9c2026506ed8813ea434d93b662aChris Lattner 101817945a0f64fe03ff6ec0c2146005a87636e3ac12Argyrios Kyrtzidisvoid ObjCImplDecl::addPropertyImplementation(ObjCPropertyImplDecl *property) { 10192c2d43c557beca1b4ba4bd743f33978aecb46a97Douglas Gregor // FIXME: The context should be correct before we get here. 1020653f1b1bf293a9bd96fd4dd6372e779cc7af1597Douglas Gregor property->setLexicalDeclContext(this); 102117945a0f64fe03ff6ec0c2146005a87636e3ac12Argyrios Kyrtzidis addDecl(property); 1022653f1b1bf293a9bd96fd4dd6372e779cc7af1597Douglas Gregor} 1023653f1b1bf293a9bd96fd4dd6372e779cc7af1597Douglas Gregor 10248a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidisvoid ObjCImplDecl::setClassInterface(ObjCInterfaceDecl *IFace) { 10258a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis ASTContext &Ctx = getASTContext(); 10268a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis 10278a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis if (ObjCImplementationDecl *ImplD 102898f2cca4b2731b5d43da7c1582dd443ecead658dDuncan Sands = dyn_cast_or_null<ObjCImplementationDecl>(this)) { 10298a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis if (IFace) 10308a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis Ctx.setObjCImplementation(IFace, ImplD); 10318a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis 103298f2cca4b2731b5d43da7c1582dd443ecead658dDuncan Sands } else if (ObjCCategoryImplDecl *ImplD = 10338a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis dyn_cast_or_null<ObjCCategoryImplDecl>(this)) { 10348a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis if (ObjCCategoryDecl *CD = IFace->FindCategoryDeclaration(getIdentifier())) 10358a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis Ctx.setObjCImplementation(CD, ImplD); 10368a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis } 10378a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis 10388a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis ClassInterface = IFace; 10398a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis} 10408a1d722f13df383600f36d77f842957c8adb5f1bArgyrios Kyrtzidis 1041ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner/// FindPropertyImplIvarDecl - This method lookup the ivar in the list of 1042ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner/// properties implemented in this category @implementation block and returns 1043ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner/// the implemented property that uses it. 1044aaa63a761c6671a08e3f4f463435b72739fa194bFariborz Jahanian/// 10453aa1861bd8b5121e53379b1a00f9d6ad8dead4f6Chris LattnerObjCPropertyImplDecl *ObjCImplDecl:: 104617945a0f64fe03ff6ec0c2146005a87636e3ac12Argyrios KyrtzidisFindPropertyImplIvarDecl(IdentifierInfo *ivarId) const { 104717945a0f64fe03ff6ec0c2146005a87636e3ac12Argyrios Kyrtzidis for (propimpl_iterator i = propimpl_begin(), e = propimpl_end(); i != e; ++i){ 1048ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner ObjCPropertyImplDecl *PID = *i; 1049ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner if (PID->getPropertyIvarDecl() && 1050ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner PID->getPropertyIvarDecl()->getIdentifier() == ivarId) 1051ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner return PID; 1052ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner } 10530701bbb228dfd87e1fe82a0a4b7b9facfecb43daSteve Naroff return 0; 10540701bbb228dfd87e1fe82a0a4b7b9facfecb43daSteve Naroff} 10550701bbb228dfd87e1fe82a0a4b7b9facfecb43daSteve Naroff 1056ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner/// FindPropertyImplDecl - This method looks up a previous ObjCPropertyImplDecl 1057ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner/// added to the list of those properties @synthesized/@dynamic in this 1058ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner/// category @implementation block. 1059559c0c4bbecc017aab0716d546c4fefbcc194687Fariborz Jahanian/// 10603aa1861bd8b5121e53379b1a00f9d6ad8dead4f6Chris LattnerObjCPropertyImplDecl *ObjCImplDecl:: 106117945a0f64fe03ff6ec0c2146005a87636e3ac12Argyrios KyrtzidisFindPropertyImplDecl(IdentifierInfo *Id) const { 106217945a0f64fe03ff6ec0c2146005a87636e3ac12Argyrios Kyrtzidis for (propimpl_iterator i = propimpl_begin(), e = propimpl_end(); i != e; ++i){ 1063ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner ObjCPropertyImplDecl *PID = *i; 1064ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner if (PID->getPropertyDecl()->getIdentifier() == Id) 1065ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner return PID; 1066f034e9cc4dad81d8fe6eb88a84da55b2909a9cddFariborz Jahanian } 1067559c0c4bbecc017aab0716d546c4fefbcc194687Fariborz Jahanian return 0; 1068559c0c4bbecc017aab0716d546c4fefbcc194687Fariborz Jahanian} 1069559c0c4bbecc017aab0716d546c4fefbcc194687Fariborz Jahanian 10705f9e272e632e951b1efe824cd16acb4d96077930Chris Lattnerraw_ostream &clang::operator<<(raw_ostream &OS, 1071900fc6388e803868a34b9483510c345e9b49d7ebBenjamin Kramer const ObjCCategoryImplDecl *CID) { 1072900fc6388e803868a34b9483510c345e9b49d7ebBenjamin Kramer OS << CID->getName(); 1073900fc6388e803868a34b9483510c345e9b49d7ebBenjamin Kramer return OS; 1074900fc6388e803868a34b9483510c345e9b49d7ebBenjamin Kramer} 1075900fc6388e803868a34b9483510c345e9b49d7ebBenjamin Kramer 1076ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner//===----------------------------------------------------------------------===// 1077ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner// ObjCImplementationDecl 1078ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner//===----------------------------------------------------------------------===// 10791e03a561f4bd96910cb31a8af53a6ad321a12b51Chris Lattner 1080ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris LattnerObjCImplementationDecl * 10811eb4433ac451dc16f4133a88af2d002ac26c58efMike StumpObjCImplementationDecl::Create(ASTContext &C, DeclContext *DC, 1082ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner ObjCInterfaceDecl *ClassInterface, 10831711fc91efb36d131f7ba771f73f0154dc1abd1fArgyrios Kyrtzidis ObjCInterfaceDecl *SuperDecl, 10841711fc91efb36d131f7ba771f73f0154dc1abd1fArgyrios Kyrtzidis SourceLocation nameLoc, 10851711fc91efb36d131f7ba771f73f0154dc1abd1fArgyrios Kyrtzidis SourceLocation atStartLoc) { 10861711fc91efb36d131f7ba771f73f0154dc1abd1fArgyrios Kyrtzidis return new (C) ObjCImplementationDecl(DC, ClassInterface, SuperDecl, 10871711fc91efb36d131f7ba771f73f0154dc1abd1fArgyrios Kyrtzidis nameLoc, atStartLoc); 1088ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner} 10891e03a561f4bd96910cb31a8af53a6ad321a12b51Chris Lattner 1090da6d976b0f2470bb3f854913bc3af3245845ad60John McCallvoid ObjCImplementationDecl::setIvarInitializers(ASTContext &C, 1091da6d976b0f2470bb3f854913bc3af3245845ad60John McCall CXXCtorInitializer ** initializers, 1092da6d976b0f2470bb3f854913bc3af3245845ad60John McCall unsigned numInitializers) { 1093da6d976b0f2470bb3f854913bc3af3245845ad60John McCall if (numInitializers > 0) { 1094da6d976b0f2470bb3f854913bc3af3245845ad60John McCall NumIvarInitializers = numInitializers; 1095da6d976b0f2470bb3f854913bc3af3245845ad60John McCall CXXCtorInitializer **ivarInitializers = 1096da6d976b0f2470bb3f854913bc3af3245845ad60John McCall new (C) CXXCtorInitializer*[NumIvarInitializers]; 1097da6d976b0f2470bb3f854913bc3af3245845ad60John McCall memcpy(ivarInitializers, initializers, 1098da6d976b0f2470bb3f854913bc3af3245845ad60John McCall numInitializers * sizeof(CXXCtorInitializer*)); 1099da6d976b0f2470bb3f854913bc3af3245845ad60John McCall IvarInitializers = ivarInitializers; 1100da6d976b0f2470bb3f854913bc3af3245845ad60John McCall } 1101da6d976b0f2470bb3f854913bc3af3245845ad60John McCall} 1102da6d976b0f2470bb3f854913bc3af3245845ad60John McCall 11035f9e272e632e951b1efe824cd16acb4d96077930Chris Lattnerraw_ostream &clang::operator<<(raw_ostream &OS, 1104900fc6388e803868a34b9483510c345e9b49d7ebBenjamin Kramer const ObjCImplementationDecl *ID) { 1105900fc6388e803868a34b9483510c345e9b49d7ebBenjamin Kramer OS << ID->getName(); 1106900fc6388e803868a34b9483510c345e9b49d7ebBenjamin Kramer return OS; 1107900fc6388e803868a34b9483510c345e9b49d7ebBenjamin Kramer} 1108900fc6388e803868a34b9483510c345e9b49d7ebBenjamin Kramer 1109ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner//===----------------------------------------------------------------------===// 1110ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner// ObjCCompatibleAliasDecl 1111ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner//===----------------------------------------------------------------------===// 11121e03a561f4bd96910cb31a8af53a6ad321a12b51Chris Lattner 1113ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris LattnerObjCCompatibleAliasDecl * 1114ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris LattnerObjCCompatibleAliasDecl::Create(ASTContext &C, DeclContext *DC, 1115ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner SourceLocation L, 11161eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump IdentifierInfo *Id, 1117ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner ObjCInterfaceDecl* AliasedClass) { 1118ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner return new (C) ObjCCompatibleAliasDecl(DC, L, Id, AliasedClass); 11191e03a561f4bd96910cb31a8af53a6ad321a12b51Chris Lattner} 11201e03a561f4bd96910cb31a8af53a6ad321a12b51Chris Lattner 1121ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner//===----------------------------------------------------------------------===// 1122ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner// ObjCPropertyDecl 1123ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner//===----------------------------------------------------------------------===// 11241e03a561f4bd96910cb31a8af53a6ad321a12b51Chris Lattner 1125ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris LattnerObjCPropertyDecl *ObjCPropertyDecl::Create(ASTContext &C, DeclContext *DC, 1126ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner SourceLocation L, 1127ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner IdentifierInfo *Id, 1128d0502407c1b41b2ace326f355d7b7a6876246223Fariborz Jahanian SourceLocation AtLoc, 112983a230c83a54190366138c1a4f4310ef838b88fcJohn McCall TypeSourceInfo *T, 1130ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner PropertyControl propControl) { 1131d0502407c1b41b2ace326f355d7b7a6876246223Fariborz Jahanian return new (C) ObjCPropertyDecl(DC, L, Id, AtLoc, T); 11321e03a561f4bd96910cb31a8af53a6ad321a12b51Chris Lattner} 11331e03a561f4bd96910cb31a8af53a6ad321a12b51Chris Lattner 1134ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner//===----------------------------------------------------------------------===// 1135ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner// ObjCPropertyImplDecl 1136ab35163a5b80bf1bd49f0eebb708970f2b0e04e9Chris Lattner//===----------------------------------------------------------------------===// 1137f4af5154571e0c5eadb19df10e65464766ef6683Chris Lattner 1138628b96f34e93b643b6e15e75eabb8d96079a7e27Fariborz JahanianObjCPropertyImplDecl *ObjCPropertyImplDecl::Create(ASTContext &C, 1139d04341000d35c8808a72838b057eed7bf13b7661Douglas Gregor DeclContext *DC, 1140628b96f34e93b643b6e15e75eabb8d96079a7e27Fariborz Jahanian SourceLocation atLoc, 1141628b96f34e93b643b6e15e75eabb8d96079a7e27Fariborz Jahanian SourceLocation L, 1142628b96f34e93b643b6e15e75eabb8d96079a7e27Fariborz Jahanian ObjCPropertyDecl *property, 11439f0afd4e79601d9982072ff9318e6f9a982c770eDaniel Dunbar Kind PK, 1144a4ffd85a6684e42f900aad5459e58ad91bb88755Douglas Gregor ObjCIvarDecl *ivar, 1145a4ffd85a6684e42f900aad5459e58ad91bb88755Douglas Gregor SourceLocation ivarLoc) { 1146a4ffd85a6684e42f900aad5459e58ad91bb88755Douglas Gregor return new (C) ObjCPropertyImplDecl(DC, atLoc, L, property, PK, ivar, 1147a4ffd85a6684e42f900aad5459e58ad91bb88755Douglas Gregor ivarLoc); 1148628b96f34e93b643b6e15e75eabb8d96079a7e27Fariborz Jahanian} 1149f4af5154571e0c5eadb19df10e65464766ef6683Chris Lattner 1150a4ffd85a6684e42f900aad5459e58ad91bb88755Douglas GregorSourceRange ObjCPropertyImplDecl::getSourceRange() const { 1151a4ffd85a6684e42f900aad5459e58ad91bb88755Douglas Gregor SourceLocation EndLoc = getLocation(); 1152a4ffd85a6684e42f900aad5459e58ad91bb88755Douglas Gregor if (IvarLoc.isValid()) 1153a4ffd85a6684e42f900aad5459e58ad91bb88755Douglas Gregor EndLoc = IvarLoc; 11540ed844b04ea4387caa4e1cf3dc375d269657536bChris Lattner 1155a4ffd85a6684e42f900aad5459e58ad91bb88755Douglas Gregor return SourceRange(AtLoc, EndLoc); 1156a4ffd85a6684e42f900aad5459e58ad91bb88755Douglas Gregor} 1157