1//===-- AArch64TargetObjectFile.h - AArch64 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_AARCH64_AARCH64TARGETOBJECTFILE_H
10#define LLVM_LIB_TARGET_AARCH64_AARCH64TARGETOBJECTFILE_H
11
12#include "Utils/AArch64BaseInfo.h"
13#include "llvm/CodeGen/TargetLoweringObjectFileImpl.h"
14#include "llvm/Target/TargetLoweringObjectFile.h"
15
16namespace llvm {
17
18/// This implementation is used for AArch64 ELF targets (Linux in particular).
19class AArch64_ELFTargetObjectFile : public TargetLoweringObjectFileELF {
20 void Initialize(MCContext &Ctx, const TargetMachine &TM) override;
21
22public:
23 AArch64_ELFTargetObjectFile() {
24 PLTRelativeVariantKind = MCSymbolRefExpr::VK_PLT;
25 SupportIndirectSymViaGOTPCRel = true;
26 }
27
28 const MCExpr *getIndirectSymViaGOTPCRel(const GlobalValue *GV,
29 const MCSymbol *Sym,
30 const MCValue &MV, int64_t Offset,
31 MachineModuleInfo *MMI,
32 MCStreamer &Streamer) const override;
33
34 MCSymbol *getAuthPtrSlotSymbol(const TargetMachine &TM,
35 MachineModuleInfo *MMI, const MCSymbol *RawSym,
36 AArch64PACKey::ID Key,
37 uint16_t Discriminator) const;
38};
39
40/// AArch64_MachoTargetObjectFile - This TLOF implementation is used for Darwin.
41class AArch64_MachoTargetObjectFile : public TargetLoweringObjectFileMachO {
42public:
43 AArch64_MachoTargetObjectFile();
44
45 const MCExpr *getTTypeGlobalReference(const GlobalValue *GV,
46 unsigned Encoding,
47 const TargetMachine &TM,
48 MachineModuleInfo *MMI,
49 MCStreamer &Streamer) const override;
50
51 MCSymbol *getCFIPersonalitySymbol(const GlobalValue *GV,
52 const TargetMachine &TM,
53 MachineModuleInfo *MMI) const override;
54
55 const MCExpr *getIndirectSymViaGOTPCRel(const GlobalValue *GV,
56 const MCSymbol *Sym,
57 const MCValue &MV, int64_t Offset,
58 MachineModuleInfo *MMI,
59 MCStreamer &Streamer) const override;
60
61 void getNameWithPrefix(SmallVectorImpl<char> &OutName, const GlobalValue *GV,
62 const TargetMachine &TM) const override;
63
64 MCSymbol *getAuthPtrSlotSymbol(const TargetMachine &TM,
65 MachineModuleInfo *MMI, const MCSymbol *RawSym,
66 AArch64PACKey::ID Key,
67 uint16_t Discriminator) const;
68};
69
70/// This implementation is used for AArch64 COFF targets.
71class AArch64_COFFTargetObjectFile : public TargetLoweringObjectFileCOFF {};
72
73} // end namespace llvm
74
75#endif
76