136b56886974eae4f9c5ebc96befd3e7bfe5de338Stephen Hines//===------- SparcTargetObjectFile.cpp - Sparc Object Info Impl -----------===// 236b56886974eae4f9c5ebc96befd3e7bfe5de338Stephen Hines// 336b56886974eae4f9c5ebc96befd3e7bfe5de338Stephen Hines// The LLVM Compiler Infrastructure 436b56886974eae4f9c5ebc96befd3e7bfe5de338Stephen Hines// 536b56886974eae4f9c5ebc96befd3e7bfe5de338Stephen Hines// This file is distributed under the University of Illinois Open Source 636b56886974eae4f9c5ebc96befd3e7bfe5de338Stephen Hines// License. See LICENSE.TXT for details. 736b56886974eae4f9c5ebc96befd3e7bfe5de338Stephen Hines// 836b56886974eae4f9c5ebc96befd3e7bfe5de338Stephen Hines//===----------------------------------------------------------------------===// 936b56886974eae4f9c5ebc96befd3e7bfe5de338Stephen Hines 1036b56886974eae4f9c5ebc96befd3e7bfe5de338Stephen Hines#include "SparcTargetObjectFile.h" 1136b56886974eae4f9c5ebc96befd3e7bfe5de338Stephen Hines#include "MCTargetDesc/SparcMCExpr.h" 1236b56886974eae4f9c5ebc96befd3e7bfe5de338Stephen Hines#include "llvm/CodeGen/MachineModuleInfoImpls.h" 1336b56886974eae4f9c5ebc96befd3e7bfe5de338Stephen Hines#include "llvm/Support/Dwarf.h" 1436b56886974eae4f9c5ebc96befd3e7bfe5de338Stephen Hines#include "llvm/Target/TargetLowering.h" 1536b56886974eae4f9c5ebc96befd3e7bfe5de338Stephen Hines 1636b56886974eae4f9c5ebc96befd3e7bfe5de338Stephen Hinesusing namespace llvm; 1736b56886974eae4f9c5ebc96befd3e7bfe5de338Stephen Hines 1836b56886974eae4f9c5ebc96befd3e7bfe5de338Stephen Hinesconst MCExpr *SparcELFTargetObjectFile::getTTypeGlobalReference( 1936b56886974eae4f9c5ebc96befd3e7bfe5de338Stephen Hines const GlobalValue *GV, unsigned Encoding, Mangler &Mang, 2036b56886974eae4f9c5ebc96befd3e7bfe5de338Stephen Hines const TargetMachine &TM, MachineModuleInfo *MMI, 2136b56886974eae4f9c5ebc96befd3e7bfe5de338Stephen Hines MCStreamer &Streamer) const { 2236b56886974eae4f9c5ebc96befd3e7bfe5de338Stephen Hines 2336b56886974eae4f9c5ebc96befd3e7bfe5de338Stephen Hines if (Encoding & dwarf::DW_EH_PE_pcrel) { 2436b56886974eae4f9c5ebc96befd3e7bfe5de338Stephen Hines MachineModuleInfoELF &ELFMMI = MMI->getObjFileInfo<MachineModuleInfoELF>(); 2536b56886974eae4f9c5ebc96befd3e7bfe5de338Stephen Hines 2636b56886974eae4f9c5ebc96befd3e7bfe5de338Stephen Hines MCSymbol *SSym = getSymbolWithGlobalValueBase(GV, ".DW.stub", Mang, TM); 2736b56886974eae4f9c5ebc96befd3e7bfe5de338Stephen Hines 2836b56886974eae4f9c5ebc96befd3e7bfe5de338Stephen Hines // Add information about the stub reference to ELFMMI so that the stub 2936b56886974eae4f9c5ebc96befd3e7bfe5de338Stephen Hines // gets emitted by the asmprinter. 3036b56886974eae4f9c5ebc96befd3e7bfe5de338Stephen Hines MachineModuleInfoImpl::StubValueTy &StubSym = ELFMMI.getGVStubEntry(SSym); 31dce4a407a24b04eebc6a376f8e62b41aaa7b071fStephen Hines if (!StubSym.getPointer()) { 3236b56886974eae4f9c5ebc96befd3e7bfe5de338Stephen Hines MCSymbol *Sym = TM.getSymbol(GV, Mang); 3336b56886974eae4f9c5ebc96befd3e7bfe5de338Stephen Hines StubSym = MachineModuleInfoImpl::StubValueTy(Sym, !GV->hasLocalLinkage()); 3436b56886974eae4f9c5ebc96befd3e7bfe5de338Stephen Hines } 3536b56886974eae4f9c5ebc96befd3e7bfe5de338Stephen Hines 3636b56886974eae4f9c5ebc96befd3e7bfe5de338Stephen Hines MCContext &Ctx = getContext(); 3736b56886974eae4f9c5ebc96befd3e7bfe5de338Stephen Hines return SparcMCExpr::Create(SparcMCExpr::VK_Sparc_R_DISP32, 3836b56886974eae4f9c5ebc96befd3e7bfe5de338Stephen Hines MCSymbolRefExpr::Create(SSym, Ctx), Ctx); 3936b56886974eae4f9c5ebc96befd3e7bfe5de338Stephen Hines } 4036b56886974eae4f9c5ebc96befd3e7bfe5de338Stephen Hines 4136b56886974eae4f9c5ebc96befd3e7bfe5de338Stephen Hines return TargetLoweringObjectFileELF::getTTypeGlobalReference( 4236b56886974eae4f9c5ebc96befd3e7bfe5de338Stephen Hines GV, Encoding, Mang, TM, MMI, Streamer); 4336b56886974eae4f9c5ebc96befd3e7bfe5de338Stephen Hines} 44