diff options
Diffstat (limited to 'clang/lib')
| -rw-r--r-- | clang/lib/CodeGen/CGObjCMac.cpp | 197 |
1 files changed, 104 insertions, 93 deletions
diff --git a/clang/lib/CodeGen/CGObjCMac.cpp b/clang/lib/CodeGen/CGObjCMac.cpp index a1d6d47bd54..0a2c3e16a1a 100644 --- a/clang/lib/CodeGen/CGObjCMac.cpp +++ b/clang/lib/CodeGen/CGObjCMac.cpp @@ -65,6 +65,25 @@ public: /// SuperPtrTy - LLVM type for struct objc_super *. const llvm::Type *SuperPtrTy; + llvm::Function *GetPropertyFn, *SetPropertyFn; + + llvm::Function *EnumerationMutationFn; + + /// GcReadWeakFn -- LLVM objc_read_weak (id *src) function. + llvm::Function *GcReadWeakFn; + + /// GcAssignWeakFn -- LLVM objc_assign_weak function. + llvm::Function *GcAssignWeakFn; + + /// GcAssignGlobalFn -- LLVM objc_assign_global function. + llvm::Function *GcAssignGlobalFn; + + /// GcAssignIvarFn -- LLVM objc_assign_ivar function. + llvm::Function *GcAssignIvarFn; + + /// GcAssignStrongCastFn -- LLVM objc_assign_strongCast function. + llvm::Function *GcAssignStrongCastFn; + ObjCCommonTypesHelper(CodeGen::CodeGenModule &cgm); ~ObjCCommonTypesHelper(){} }; @@ -143,9 +162,6 @@ public: const llvm::Type *MethodListTy; /// MethodListPtrTy - LLVM type for struct objc_method_list *. const llvm::Type *MethodListPtrTy; - - llvm::Function *GetPropertyFn, *SetPropertyFn; - llvm::Function *EnumerationMutationFn; /// ExceptionDataTy - LLVM type for struct _objc_exception_data. const llvm::Type *ExceptionDataTy; @@ -174,21 +190,6 @@ public: /// SyncExitFn - LLVM object_sync_exit function. llvm::Function *SyncExitFn; - /// GcReadWeakFn -- LLVM objc_read_weak (id *src) function. - llvm::Function *GcReadWeakFn; - - /// GcAssignWeakFn -- LLVM objc_assign_weak function. - llvm::Function *GcAssignWeakFn; - - /// GcAssignGlobalFn -- LLVM objc_assign_global function. - llvm::Function *GcAssignGlobalFn; - - /// GcAssignIvarFn -- LLVM objc_assign_ivar function. - llvm::Function *GcAssignIvarFn; - - /// GcAssignStrongCastFn -- LLVM objc_assign_strongCast function. - llvm::Function *GcAssignStrongCastFn; - public: ObjCTypesHelper(CodeGen::CodeGenModule &cgm); ~ObjCTypesHelper() {} @@ -2309,15 +2310,83 @@ ObjCCommonTypesHelper::ObjCCommonTypesHelper(CodeGen::CodeGenModule &cgm) SuperPtrCTy = Ctx.getPointerType(SuperCTy); SuperTy = cast<llvm::StructType>(Types.ConvertType(SuperCTy)); - SuperPtrTy = llvm::PointerType::getUnqual(SuperTy); + SuperPtrTy = llvm::PointerType::getUnqual(SuperTy); + + // Property manipulation functions. + + // id objc_getProperty (id, SEL, ptrdiff_t, bool) + std::vector<const llvm::Type*> Params; + Params.push_back(ObjectPtrTy); + Params.push_back(SelectorPtrTy); + Params.push_back(LongTy); + Params.push_back(Types.ConvertTypeForMem(Ctx.BoolTy)); + GetPropertyFn = + CGM.CreateRuntimeFunction(llvm::FunctionType::get(ObjectPtrTy, + Params, + false), + "objc_getProperty"); + + // void objc_setProperty (id, SEL, ptrdiff_t, id, bool, bool) + Params.clear(); + Params.push_back(ObjectPtrTy); + Params.push_back(SelectorPtrTy); + Params.push_back(LongTy); + Params.push_back(ObjectPtrTy); + Params.push_back(Types.ConvertTypeForMem(Ctx.BoolTy)); + Params.push_back(Types.ConvertTypeForMem(Ctx.BoolTy)); + SetPropertyFn = + CGM.CreateRuntimeFunction(llvm::FunctionType::get(llvm::Type::VoidTy, + Params, + false), + "objc_setProperty"); + // Enumeration mutation. + + Params.clear(); + Params.push_back(ObjectPtrTy); + EnumerationMutationFn = + CGM.CreateRuntimeFunction(llvm::FunctionType::get(llvm::Type::VoidTy, + Params, + false), + "objc_enumerationMutation"); + + // gc's API + // id objc_read_weak (id *) + Params.clear(); + Params.push_back(PtrObjectPtrTy); + GcReadWeakFn = + CGM.CreateRuntimeFunction(llvm::FunctionType::get(ObjectPtrTy, + Params, + false), + "objc_read_weak"); + // id objc_assign_weak (id, id *) + Params.clear(); + Params.push_back(ObjectPtrTy); + Params.push_back(PtrObjectPtrTy); + GcAssignWeakFn = + CGM.CreateRuntimeFunction(llvm::FunctionType::get(ObjectPtrTy, + Params, + false), + "objc_assign_weak"); + GcAssignGlobalFn = + CGM.CreateRuntimeFunction(llvm::FunctionType::get(ObjectPtrTy, + Params, + false), + "objc_assign_global"); + GcAssignIvarFn = + CGM.CreateRuntimeFunction(llvm::FunctionType::get(ObjectPtrTy, + Params, + false), + "objc_assign_ivar"); + GcAssignStrongCastFn = + CGM.CreateRuntimeFunction(llvm::FunctionType::get(ObjectPtrTy, + Params, + false), + "objc_assign_strongCast"); } ObjCTypesHelper::ObjCTypesHelper(CodeGen::CodeGenModule &cgm) : ObjCCommonTypesHelper(cgm) { - CodeGen::CodeGenTypes &Types = CGM.getTypes(); - ASTContext &Ctx = CGM.getContext(); - // struct _objc_method_description { // SEL name; // char *types; @@ -2544,6 +2613,12 @@ ObjCTypesHelper::ObjCTypesHelper(CodeGen::CodeGenModule &cgm) CGM.getModule().addTypeName("struct._objc_symtab", SymtabTy); SymtabPtrTy = llvm::PointerType::getUnqual(SymtabTy); + // struct _objc_module { + // long version; + // long size; // sizeof(struct _objc_module) + // char *name; + // struct _objc_symtab* symtab; + // } ModuleTy = llvm::StructType::get(LongTy, LongTy, @@ -2554,6 +2629,7 @@ ObjCTypesHelper::ObjCTypesHelper(CodeGen::CodeGenModule &cgm) // Message send functions. + // id objc_msgSend (id, SEL, ...) std::vector<const llvm::Type*> Params; Params.push_back(ObjectPtrTy); Params.push_back(SelectorPtrTy); @@ -2563,8 +2639,8 @@ ObjCTypesHelper::ObjCTypesHelper(CodeGen::CodeGenModule &cgm) true), "objc_msgSend"); + // id objc_msgSend_stret (id, SEL, ...) Params.clear(); - Params.push_back(Int8PtrTy); Params.push_back(ObjectPtrTy); Params.push_back(SelectorPtrTy); MessageSendStretFn = @@ -2573,16 +2649,19 @@ ObjCTypesHelper::ObjCTypesHelper(CodeGen::CodeGenModule &cgm) true), "objc_msgSend_stret"); + // Params.clear(); Params.push_back(ObjectPtrTy); Params.push_back(SelectorPtrTy); // FIXME: This should be long double on x86_64? + // [double | long double] objc_msgSend_fpret(id self, SEL op, ...) MessageSendFpretFn = CGM.CreateRuntimeFunction(llvm::FunctionType::get(llvm::Type::DoubleTy, Params, true), "objc_msgSend_fpret"); + // id objc_msgSendSuper(struct objc_super *super, SEL op, ...) Params.clear(); Params.push_back(SuperPtrTy); Params.push_back(SelectorPtrTy); @@ -2592,6 +2671,8 @@ ObjCTypesHelper::ObjCTypesHelper(CodeGen::CodeGenModule &cgm) true), "objc_msgSendSuper"); + // void objc_msgSendSuper_stret(void * stretAddr, struct objc_super *super, + // SEL op, ...) Params.clear(); Params.push_back(Int8PtrTy); Params.push_back(SuperPtrTy); @@ -2605,42 +2686,6 @@ ObjCTypesHelper::ObjCTypesHelper(CodeGen::CodeGenModule &cgm) // There is no objc_msgSendSuper_fpret? How can that work? MessageSendSuperFpretFn = MessageSendSuperFn; - // Property manipulation functions. - - Params.clear(); - Params.push_back(ObjectPtrTy); - Params.push_back(SelectorPtrTy); - Params.push_back(LongTy); - Params.push_back(Types.ConvertTypeForMem(Ctx.BoolTy)); - GetPropertyFn = - CGM.CreateRuntimeFunction(llvm::FunctionType::get(ObjectPtrTy, - Params, - false), - "objc_getProperty"); - - Params.clear(); - Params.push_back(ObjectPtrTy); - Params.push_back(SelectorPtrTy); - Params.push_back(LongTy); - Params.push_back(ObjectPtrTy); - Params.push_back(Types.ConvertTypeForMem(Ctx.BoolTy)); - Params.push_back(Types.ConvertTypeForMem(Ctx.BoolTy)); - SetPropertyFn = - CGM.CreateRuntimeFunction(llvm::FunctionType::get(llvm::Type::VoidTy, - Params, - false), - "objc_setProperty"); - - // Enumeration mutation. - - Params.clear(); - Params.push_back(ObjectPtrTy); - EnumerationMutationFn = - CGM.CreateRuntimeFunction(llvm::FunctionType::get(llvm::Type::VoidTy, - Params, - false), - "objc_enumerationMutation"); - // FIXME: This is the size of the setjmp buffer and should be // target specific. 18 is what's used on 32-bit X86. uint64_t SetJmpBufferSize = 18; @@ -2716,40 +2761,6 @@ ObjCTypesHelper::ObjCTypesHelper(CodeGen::CodeGenModule &cgm) false), "_setjmp"); - // gc's API - // id objc_read_weak (id *) - Params.clear(); - Params.push_back(PtrObjectPtrTy); - GcReadWeakFn = - CGM.CreateRuntimeFunction(llvm::FunctionType::get(ObjectPtrTy, - Params, - false), - "objc_read_weak"); - // id objc_assign_weak (id, id *) - Params.clear(); - Params.push_back(ObjectPtrTy); - Params.push_back(PtrObjectPtrTy); - GcAssignWeakFn = - CGM.CreateRuntimeFunction(llvm::FunctionType::get(ObjectPtrTy, - Params, - false), - "objc_assign_weak"); - GcAssignGlobalFn = - CGM.CreateRuntimeFunction(llvm::FunctionType::get(ObjectPtrTy, - Params, - false), - "objc_assign_global"); - GcAssignIvarFn = - CGM.CreateRuntimeFunction(llvm::FunctionType::get(ObjectPtrTy, - Params, - false), - "objc_assign_ivar"); - GcAssignStrongCastFn = - CGM.CreateRuntimeFunction(llvm::FunctionType::get(ObjectPtrTy, - Params, - false), - "objc_assign_strongCast"); - } ObjCModernTypesHelper::ObjCModernTypesHelper(CodeGen::CodeGenModule &cgm) |
