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//===-- X86TargetObjectFile.h - X86 Object Info -----------------*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
#ifndef LLVM_LIB_TARGET_X86_X86TARGETOBJECTFILE_H
#define LLVM_LIB_TARGET_X86_X86TARGETOBJECTFILE_H
#include "llvm/CodeGen/TargetLoweringObjectFileImpl.h"
#include "llvm/Target/TargetLoweringObjectFile.h"
namespace llvm {
/// X86_64MachoTargetObjectFile - This TLOF implementation is used for Darwin
/// x86-64.
class X86_64MachoTargetObjectFile : public TargetLoweringObjectFileMachO {
public:
const MCExpr *
getTTypeGlobalReference(const GlobalValue *GV, unsigned Encoding,
Mangler &Mang, const TargetMachine &TM,
MachineModuleInfo *MMI,
MCStreamer &Streamer) const override;
// getCFIPersonalitySymbol - The symbol that gets passed to
// .cfi_personality.
MCSymbol *getCFIPersonalitySymbol(const GlobalValue *GV, Mangler &Mang,
const TargetMachine &TM,
MachineModuleInfo *MMI) const override;
const MCExpr *getIndirectSymViaGOTPCRel(const MCSymbol *Sym,
const MCValue &MV, int64_t Offset,
MachineModuleInfo *MMI,
MCStreamer &Streamer) const override;
};
/// \brief This implemenatation is used for X86 ELF targets that don't
/// have a further specialization.
class X86ELFTargetObjectFile : public TargetLoweringObjectFileELF {
public:
X86ELFTargetObjectFile() {
PLTRelativeVariantKind = MCSymbolRefExpr::VK_PLT;
}
/// \brief Describe a TLS variable address within debug info.
const MCExpr *getDebugThreadLocalSymbol(const MCSymbol *Sym) const override;
};
/// X86LinuxNaClTargetObjectFile - This implementation is used for linux and
/// Native Client on x86 and x86-64.
class X86LinuxNaClTargetObjectFile : public X86ELFTargetObjectFile {
void Initialize(MCContext &Ctx, const TargetMachine &TM) override;
};
/// \brief This implementation is used for Windows targets on x86 and x86-64.
class X86WindowsTargetObjectFile : public TargetLoweringObjectFileCOFF {
const MCExpr *
lowerRelativeReference(const GlobalValue *LHS, const GlobalValue *RHS,
Mangler &Mang,
const TargetMachine &TM) const override;
/// \brief Given a mergeable constant with the specified size and relocation
/// information, return a section that it should be placed in.
MCSection *getSectionForConstant(const DataLayout &DL, SectionKind Kind,
const Constant *C,
unsigned &Align) const override;
};
} // end namespace llvm
#endif
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