//===-- llvm/Target/ARMTargetObjectFile.cpp - ARM Object Info Impl --------===// // // The LLVM Compiler Infrastructure // // This file is distributed under the University of Illinois Open Source // License. See LICENSE.TXT for details. // //===----------------------------------------------------------------------===// #include "ARMTargetObjectFile.h" #include "ARMSubtarget.h" #include "llvm/ADT/StringExtras.h" #include "llvm/IR/Mangler.h" #include "llvm/MC/MCAsmInfo.h" #include "llvm/MC/MCContext.h" #include "llvm/MC/MCExpr.h" #include "llvm/MC/MCSectionELF.h" #include "llvm/Support/Dwarf.h" #include "llvm/Support/ELF.h" #include "llvm/Target/TargetLowering.h" using namespace llvm; using namespace dwarf; //===----------------------------------------------------------------------===// // ELF Target //===----------------------------------------------------------------------===// void ARMElfTargetObjectFile::Initialize(MCContext &Ctx, const TargetMachine &TM) { bool isAAPCS_ABI = TM.getSubtarget<ARMSubtarget>().isAAPCS_ABI(); TargetLoweringObjectFileELF::Initialize(Ctx, TM); InitializeELF(isAAPCS_ABI); if (isAAPCS_ABI) { LSDASection = nullptr; } AttributesSection = getContext().getELFSection(".ARM.attributes", ELF::SHT_ARM_ATTRIBUTES, 0, SectionKind::getMetadata()); } const MCExpr *ARMElfTargetObjectFile::getTTypeGlobalReference( const GlobalValue *GV, unsigned Encoding, Mangler &Mang, const TargetMachine &TM, MachineModuleInfo *MMI, MCStreamer &Streamer) const { if (TM.getMCAsmInfo()->getExceptionHandlingType() != ExceptionHandling::ARM) return TargetLoweringObjectFileELF::getTTypeGlobalReference( GV, Encoding, Mang, TM, MMI, Streamer); assert(Encoding == DW_EH_PE_absptr && "Can handle absptr encoding only"); return MCSymbolRefExpr::Create(TM.getSymbol(GV, Mang), MCSymbolRefExpr::VK_ARM_TARGET2, getContext()); } const MCExpr *ARMElfTargetObjectFile:: getDebugThreadLocalSymbol(const MCSymbol *Sym) const { return MCSymbolRefExpr::Create(Sym, MCSymbolRefExpr::VK_ARM_TLSLDO, getContext()); }