1 //===------- SparcTargetObjectFile.cpp - Sparc Object Info Impl -----------===//
2 //
3 // The LLVM Compiler Infrastructure
4 //
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
7 //
8 //===----------------------------------------------------------------------===//
9
10 #include "SparcTargetObjectFile.h"
11 #include "MCTargetDesc/SparcMCExpr.h"
12 #include "llvm/CodeGen/MachineModuleInfoImpls.h"
13 #include "llvm/Support/Dwarf.h"
14 #include "llvm/Target/TargetLowering.h"
15
16 using namespace llvm;
17
getTTypeGlobalReference(const GlobalValue * GV,unsigned Encoding,Mangler & Mang,const TargetMachine & TM,MachineModuleInfo * MMI,MCStreamer & Streamer) const18 const MCExpr *SparcELFTargetObjectFile::getTTypeGlobalReference(
19 const GlobalValue *GV, unsigned Encoding, Mangler &Mang,
20 const TargetMachine &TM, MachineModuleInfo *MMI,
21 MCStreamer &Streamer) const {
22
23 if (Encoding & dwarf::DW_EH_PE_pcrel) {
24 MachineModuleInfoELF &ELFMMI = MMI->getObjFileInfo<MachineModuleInfoELF>();
25
26 MCSymbol *SSym = getSymbolWithGlobalValueBase(GV, ".DW.stub", Mang, TM);
27
28 // Add information about the stub reference to ELFMMI so that the stub
29 // gets emitted by the asmprinter.
30 MachineModuleInfoImpl::StubValueTy &StubSym = ELFMMI.getGVStubEntry(SSym);
31 if (!StubSym.getPointer()) {
32 MCSymbol *Sym = TM.getSymbol(GV, Mang);
33 StubSym = MachineModuleInfoImpl::StubValueTy(Sym, !GV->hasLocalLinkage());
34 }
35
36 MCContext &Ctx = getContext();
37 return SparcMCExpr::Create(SparcMCExpr::VK_Sparc_R_DISP32,
38 MCSymbolRefExpr::Create(SSym, Ctx), Ctx);
39 }
40
41 return TargetLoweringObjectFileELF::getTTypeGlobalReference(
42 GV, Encoding, Mang, TM, MMI, Streamer);
43 }
44