65 lines
2.7 KiB
C++
65 lines
2.7 KiB
C++
//===-- X86TargetObjectFile.h - X86 Object Info -----------------*- C++ -*-===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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#ifndef LLVM_LIB_TARGET_X86_X86TARGETOBJECTFILE_H
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#define LLVM_LIB_TARGET_X86_X86TARGETOBJECTFILE_H
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#include "llvm/CodeGen/TargetLoweringObjectFileImpl.h"
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namespace llvm {
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/// X86_64MachoTargetObjectFile - This TLOF implementation is used for Darwin
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/// x86-64.
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class X86_64MachoTargetObjectFile : public TargetLoweringObjectFileMachO {
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public:
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const MCExpr *getTTypeGlobalReference(const GlobalValue *GV,
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unsigned Encoding,
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const TargetMachine &TM,
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MachineModuleInfo *MMI,
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MCStreamer &Streamer) const override;
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// getCFIPersonalitySymbol - The symbol that gets passed to
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// .cfi_personality.
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MCSymbol *getCFIPersonalitySymbol(const GlobalValue *GV,
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const TargetMachine &TM,
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MachineModuleInfo *MMI) const override;
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const MCExpr *getIndirectSymViaGOTPCRel(const GlobalValue *GV,
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const MCSymbol *Sym,
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const MCValue &MV, int64_t Offset,
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MachineModuleInfo *MMI,
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MCStreamer &Streamer) const override;
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};
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/// This implementation is used for X86 ELF targets that don't have a further
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/// specialization (and as a base class for X86_64, which does).
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class X86ELFTargetObjectFile : public TargetLoweringObjectFileELF {
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public:
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X86ELFTargetObjectFile() {
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PLTRelativeVariantKind = MCSymbolRefExpr::VK_PLT;
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}
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/// Describe a TLS variable address within debug info.
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const MCExpr *getDebugThreadLocalSymbol(const MCSymbol *Sym) const override;
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};
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/// This implementation is used for X86_64 ELF targets, and defers to
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/// X86ELFTargetObjectFile for commonalities with 32-bit targets.
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class X86_64ELFTargetObjectFile : public X86ELFTargetObjectFile {
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public:
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X86_64ELFTargetObjectFile() { SupportIndirectSymViaGOTPCRel = true; }
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const MCExpr *
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getIndirectSymViaGOTPCRel(const GlobalValue *GV, const MCSymbol *Sym,
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const MCValue &MV, int64_t Offset,
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MachineModuleInfo *MMI,
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MCStreamer &Streamer) const override;
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};
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} // end namespace llvm
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#endif
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