1 //===- ObjC.h ---------------------------------------------------*- C++ -*-===// 2 // 3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 4 // See https://llvm.org/LICENSE.txt for license information. 5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 6 // 7 //===----------------------------------------------------------------------===// 8 9 #ifndef LLD_MACHO_OBJC_H 10 #define LLD_MACHO_OBJC_H 11 12 #include "llvm/Support/MemoryBuffer.h" 13 14 namespace lld::macho { 15 16 namespace objc { 17 18 namespace symbol_names { 19 constexpr const char klass[] = "_OBJC_CLASS_$_"; 20 constexpr const char klassPropList[] = "__OBJC_$_CLASS_PROP_LIST_"; 21 22 constexpr const char metaclass[] = "_OBJC_METACLASS_$_"; 23 constexpr const char ehtype[] = "_OBJC_EHTYPE_$_"; 24 constexpr const char ivar[] = "_OBJC_IVAR_$_"; 25 constexpr const char instanceMethods[] = "__OBJC_$_INSTANCE_METHODS_"; 26 constexpr const char classMethods[] = "__OBJC_$_CLASS_METHODS_"; 27 constexpr const char listProprieties[] = "__OBJC_$_PROP_LIST_"; 28 29 constexpr const char category[] = "__OBJC_$_CATEGORY_"; 30 constexpr const char categoryInstanceMethods[] = 31 "__OBJC_$_CATEGORY_INSTANCE_METHODS_"; 32 constexpr const char categoryClassMethods[] = 33 "__OBJC_$_CATEGORY_CLASS_METHODS_"; 34 constexpr const char categoryProtocols[] = "__OBJC_CATEGORY_PROTOCOLS_$_"; 35 36 constexpr const char swift_objc_category[] = "__CATEGORY_"; 37 constexpr const char swift_objc_klass[] = "_$s"; 38 } // namespace symbol_names 39 40 // Check for duplicate method names within related categories / classes. 41 void checkCategories(); 42 void mergeCategories(); 43 44 void doCleanup(); 45 } // namespace objc 46 47 bool hasObjCSection(llvm::MemoryBufferRef); 48 49 } // namespace lld::macho 50 51 #endif 52