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annotate lib/Target/Sparc/SparcTargetObjectFile.cpp @ 120:1172e4bd9c6f

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update 4.0.0
author mir3636
date Fri, 25 Nov 2016 19:14:25 +0900
parents afa8332a0e37
children 803732b1fca8
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1 //===------- SparcTargetObjectFile.cpp - Sparc Object Info Impl -----------===//
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2 //
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3 // The LLVM Compiler Infrastructure
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4 //
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5 // This file is distributed under the University of Illinois Open Source
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6 // License. See LICENSE.TXT for details.
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7 //
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8 //===----------------------------------------------------------------------===//
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9
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10 #include "SparcTargetObjectFile.h"
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11 #include "MCTargetDesc/SparcMCExpr.h"
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12 #include "llvm/CodeGen/MachineModuleInfoImpls.h"
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13 #include "llvm/Support/Dwarf.h"
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14 #include "llvm/Target/TargetLowering.h"
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15
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16 using namespace llvm;
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18 const MCExpr *SparcELFTargetObjectFile::getTTypeGlobalReference(
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19 const GlobalValue *GV, unsigned Encoding, const TargetMachine &TM,
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20 MachineModuleInfo *MMI, MCStreamer &Streamer) const {
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22 if (Encoding & dwarf::DW_EH_PE_pcrel) {
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23 MachineModuleInfoELF &ELFMMI = MMI->getObjFileInfo<MachineModuleInfoELF>();
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25 MCSymbol *SSym = getSymbolWithGlobalValueBase(GV, ".DW.stub", TM);
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27 // Add information about the stub reference to ELFMMI so that the stub
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28 // gets emitted by the asmprinter.
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29 MachineModuleInfoImpl::StubValueTy &StubSym = ELFMMI.getGVStubEntry(SSym);
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30 if (!StubSym.getPointer()) {
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31 MCSymbol *Sym = TM.getSymbol(GV);
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32 StubSym = MachineModuleInfoImpl::StubValueTy(Sym, !GV->hasLocalLinkage());
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33 }
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35 MCContext &Ctx = getContext();
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36 return SparcMCExpr::create(SparcMCExpr::VK_Sparc_R_DISP32,
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37 MCSymbolRefExpr::create(SSym, Ctx), Ctx);
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38 }
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39
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40 return TargetLoweringObjectFileELF::getTTypeGlobalReference(GV, Encoding, TM,
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41 MMI, Streamer);
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42 }