llvm/lib/Target/X86/X86TargetObjectFile.h

   1 //===-- X86TargetObjectFile.h - X86 Object Info -----------------*- 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 LLVM_LIB_TARGET_X86_X86TARGETOBJECTFILE_H
  10 #define LLVM_LIB_TARGET_X86_X86TARGETOBJECTFILE_H
  11
  12 #include "llvm/CodeGen/TargetLoweringObjectFileImpl.h"
  13
  14 namespace llvm {
  15
  16   /// X86_64MachoTargetObjectFile - This TLOF implementation is used for Darwin
  17   /// x86-64.
  18   class X86_64MachoTargetObjectFile : public TargetLoweringObjectFileMachO {
  19   public:
  20     const MCExpr *getTTypeGlobalReference(const GlobalValue *GV,
  21                                           unsigned Encoding,
  22                                           const TargetMachine &TM,
  23                                           MachineModuleInfo *MMI,
  24                                           MCStreamer &Streamer) const override;
  25
  26     // getCFIPersonalitySymbol - The symbol that gets passed to
  27     // .cfi_personality.
  28     MCSymbol *getCFIPersonalitySymbol(const GlobalValue *GV,
  29                                       const TargetMachine &TM,
  30                                       MachineModuleInfo *MMI) const override;
  31
  32     const MCExpr *getIndirectSymViaGOTPCRel(const GlobalValue *GV,
  33                                             const MCSymbol *Sym,
  34                                             const MCValue &MV, int64_t Offset,
  35                                             MachineModuleInfo *MMI,
  36                                             MCStreamer &Streamer) const override;
  37   };
  38
  39   /// This implementation is used for X86 ELF targets that don't
  40   /// have a further specialization.
  41   class X86ELFTargetObjectFile : public TargetLoweringObjectFileELF {
  42   public:
  43     X86ELFTargetObjectFile() {
  44       PLTRelativeVariantKind = MCSymbolRefExpr::VK_PLT;
  45     }
  46     /// Describe a TLS variable address within debug info.
  47     const MCExpr *getDebugThreadLocalSymbol(const MCSymbol *Sym) const override;
  48   };
  49
  50 } // end namespace llvm
  51
  52 #endif