1 //===-- X86TargetObjectFile.h - X86 Object Info -----------------*- C++ -*-===//
3 // The LLVM Compiler Infrastructure
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
8 //===----------------------------------------------------------------------===//
10 #ifndef LLVM_LIB_TARGET_X86_X86TARGETOBJECTFILE_H
11 #define LLVM_LIB_TARGET_X86_X86TARGETOBJECTFILE_H
13 #include "llvm/CodeGen/TargetLoweringObjectFileImpl.h"
14 #include "llvm/Target/TargetLoweringObjectFile.h"
18 /// X86_64MachoTargetObjectFile - This TLOF implementation is used for Darwin
20 class X86_64MachoTargetObjectFile : public TargetLoweringObjectFileMachO {
22 const MCExpr *getTTypeGlobalReference(const GlobalValue *GV,
24 const TargetMachine &TM,
25 MachineModuleInfo *MMI,
26 MCStreamer &Streamer) const override;
28 // getCFIPersonalitySymbol - The symbol that gets passed to
30 MCSymbol *getCFIPersonalitySymbol(const GlobalValue *GV,
31 const TargetMachine &TM,
32 MachineModuleInfo *MMI) const override;
34 const MCExpr *getIndirectSymViaGOTPCRel(const MCSymbol *Sym,
35 const MCValue &MV, int64_t Offset,
36 MachineModuleInfo *MMI,
37 MCStreamer &Streamer) const override;
40 /// \brief This implemenatation is used for X86 ELF targets that don't
41 /// have a further specialization.
42 class X86ELFTargetObjectFile : public TargetLoweringObjectFileELF {
44 X86ELFTargetObjectFile() {
45 PLTRelativeVariantKind = MCSymbolRefExpr::VK_PLT;
48 /// \brief Describe a TLS variable address within debug info.
49 const MCExpr *getDebugThreadLocalSymbol(const MCSymbol *Sym) const override;
52 /// X86FreeBSDTargetObjectFile - This implementation is used for FreeBSD
53 /// on x86 and x86-64.
54 class X86FreeBSDTargetObjectFile : public X86ELFTargetObjectFile {
55 void Initialize(MCContext &Ctx, const TargetMachine &TM) override;
58 /// \brief This implementation is used for Fuchsia on x86-64.
59 class X86FuchsiaTargetObjectFile : public X86ELFTargetObjectFile {
60 void Initialize(MCContext &Ctx, const TargetMachine &TM) override;
63 /// X86LinuxNaClTargetObjectFile - This implementation is used for linux and
64 /// Native Client on x86 and x86-64.
65 class X86LinuxNaClTargetObjectFile : public X86ELFTargetObjectFile {
66 void Initialize(MCContext &Ctx, const TargetMachine &TM) override;
69 /// \brief This implementation is used for Solaris on x86/x86-64.
70 class X86SolarisTargetObjectFile : public X86ELFTargetObjectFile {
71 void Initialize(MCContext &Ctx, const TargetMachine &TM) override;
74 /// \brief This implementation is used for Windows targets on x86 and x86-64.
75 class X86WindowsTargetObjectFile : public TargetLoweringObjectFileCOFF {
77 lowerRelativeReference(const GlobalValue *LHS, const GlobalValue *RHS,
78 const TargetMachine &TM) const override;
80 /// \brief Given a mergeable constant with the specified size and relocation
81 /// information, return a section that it should be placed in.
82 MCSection *getSectionForConstant(const DataLayout &DL, SectionKind Kind,
84 unsigned &Align) const override;
87 } // end namespace llvm