lib/ReaderWriter/ELF/X86_64/X86_64RelocationHandler.h

   1 //===- lib/ReaderWriter/ELF/X86_64/X86_64RelocationHandler.h --------------===//
   2 //
   3 //                             The LLVM Linker
   4 //
   5 // This file is distributed under the University of Illinois Open Source
   6 // License. See LICENSE.TXT for details.
   7 //
   8 //===----------------------------------------------------------------------===//
   9
  10 #ifndef X86_64_RELOCATION_HANDLER_H
  11 #define X86_64_RELOCATION_HANDLER_H
  12
  13 #include "X86_64TargetHandler.h"
  14
  15 namespace lld {
  16 namespace elf {
  17 typedef llvm::object::ELFType<llvm::support::little, 2, true> X86_64ELFType;
  18
  19 class X86_64TargetLayout;
  20
  21 class X86_64TargetRelocationHandler final : public TargetRelocationHandler {
  22 public:
  23   X86_64TargetRelocationHandler(X86_64TargetLayout &layout)
  24       : _tlsSize(0), _x86_64Layout(layout) {}
  25
  26   std::error_code applyRelocation(ELFWriter &, llvm::FileOutputBuffer &,
  27                                   const lld::AtomLayout &,
  28                                   const Reference &) const override;
  29
  30 private:
  31   // Cached size of the TLS segment.
  32   mutable uint64_t _tlsSize;
  33   X86_64TargetLayout &_x86_64Layout;
  34 };
  35
  36 } // end namespace elf
  37 } // end namespace lld
  38
  39 #endif // X86_64_RELOCATION_HANDLER_H