lld/MachO/ObjC.h

   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