llvm/lib/Target/ARM/ARMTargetObjectFile.h

   1 //===-- llvm/Target/ARMTargetObjectFile.h - ARM 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_ARM_ARMTARGETOBJECTFILE_H
  10 #define LLVM_LIB_TARGET_ARM_ARMTARGETOBJECTFILE_H
  11
  12 #include "llvm/CodeGen/TargetLoweringObjectFileImpl.h"
  13 #include "llvm/MC/MCExpr.h"
  14 #include "llvm/MC/MCRegister.h"
  15
  16 namespace llvm {
  17
  18 class ARMElfTargetObjectFile : public TargetLoweringObjectFileELF {
  19 public:
  20   ARMElfTargetObjectFile() {
  21     PLTRelativeVariantKind = MCSymbolRefExpr::VK_ARM_PREL31;
  22     SupportIndirectSymViaGOTPCRel = true;
  23   }
  24
  25   void Initialize(MCContext &Ctx, const TargetMachine &TM) override;
  26
  27   MCRegister getStaticBase() const override;
  28
  29   const MCExpr *getIndirectSymViaGOTPCRel(const GlobalValue *GV,
  30                                           const MCSymbol *Sym,
  31                                           const MCValue &MV, int64_t Offset,
  32                                           MachineModuleInfo *MMI,
  33                                           MCStreamer &Streamer) const override;
  34
  35   const MCExpr *getIndirectSymViaRWPI(const MCSymbol *Sym) const override;
  36
  37   const MCExpr *getTTypeGlobalReference(const GlobalValue *GV,
  38                                         unsigned Encoding,
  39                                         const TargetMachine &TM,
  40                                         MachineModuleInfo *MMI,
  41                                         MCStreamer &Streamer) const override;
  42
  43   /// Describe a TLS variable address within debug info.
  44   const MCExpr *getDebugThreadLocalSymbol(const MCSymbol *Sym) const override;
  45
  46   MCSection *getExplicitSectionGlobal(const GlobalObject *GO, SectionKind Kind,
  47                                       const TargetMachine &TM) const override;
  48
  49   MCSection *SelectSectionForGlobal(const GlobalObject *GO, SectionKind Kind,
  50                                     const TargetMachine &TM) const override;
  51 };
  52
  53 } // end namespace llvm
  54
  55 #endif // LLVM_LIB_TARGET_ARM_ARMTARGETOBJECTFILE_H