| 1 | //===------- SparcTargetObjectFile.cpp - Sparc Object Info Impl -----------===// |
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| 2 | // |
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| 3 | // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
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| 4 | // See https://llvm.org/LICENSE.txt for license information. |
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| 5 | // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
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| 6 | // |
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| 7 | //===----------------------------------------------------------------------===// |
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| 8 | |
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| 9 | #include "SparcTargetObjectFile.h" |
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| 10 | #include "MCTargetDesc/SparcMCExpr.h" |
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| 11 | #include "llvm/BinaryFormat/Dwarf.h" |
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| 12 | #include "llvm/CodeGen/MachineModuleInfoImpls.h" |
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| 13 | #include "llvm/CodeGen/TargetLowering.h" |
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| 14 | #include "llvm/Target/TargetMachine.h" |
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| 15 | |
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| 16 | using namespace llvm; |
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| 17 | |
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| 18 | void SparcELFTargetObjectFile::Initialize(MCContext &Ctx, |
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| 19 | const TargetMachine &TM) { |
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| 20 | TargetLoweringObjectFileELF::Initialize(Ctx, TM); |
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| 21 | } |
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| 22 | |
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| 23 | const MCExpr *SparcELFTargetObjectFile::getTTypeGlobalReference( |
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| 24 | const GlobalValue *GV, unsigned Encoding, const TargetMachine &TM, |
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| 25 | MachineModuleInfo *MMI, MCStreamer &Streamer) const { |
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| 26 | |
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| 27 | if (Encoding & dwarf::DW_EH_PE_pcrel) { |
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| 28 | MachineModuleInfoELF &ELFMMI = MMI->getObjFileInfo<MachineModuleInfoELF>(); |
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| 29 | |
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| 30 | MCSymbol *SSym = getSymbolWithGlobalValueBase(GV, Suffix: ".DW.stub" , TM); |
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| 31 | |
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| 32 | // Add information about the stub reference to ELFMMI so that the stub |
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| 33 | // gets emitted by the asmprinter. |
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| 34 | MachineModuleInfoImpl::StubValueTy &StubSym = ELFMMI.getGVStubEntry(Sym: SSym); |
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| 35 | if (!StubSym.getPointer()) { |
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| 36 | MCSymbol *Sym = TM.getSymbol(GV); |
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| 37 | StubSym = MachineModuleInfoImpl::StubValueTy(Sym, !GV->hasLocalLinkage()); |
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| 38 | } |
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| 39 | |
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| 40 | MCContext &Ctx = getContext(); |
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| 41 | return SparcMCExpr::create(Kind: SparcMCExpr::VK_Sparc_R_DISP32, |
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| 42 | Expr: MCSymbolRefExpr::create(Symbol: SSym, Ctx), Ctx); |
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| 43 | } |
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| 44 | |
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| 45 | return TargetLoweringObjectFileELF::getTTypeGlobalReference(GV, Encoding, TM, |
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| 46 | MMI, Streamer); |
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| 47 | } |
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| 48 | |
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