// On Darwin/X86-64, we can reference dwarf symbols with foo@GOTPCREL+4, which
// is an indirect pc-relative reference.
- if (Encoding & (DW_EH_PE_indirect | DW_EH_PE_pcrel)) {
- const MCSymbol *Sym = TM.getTargetLowering()->getSymbol(GV, Mang);
+ if ((Encoding & DW_EH_PE_indirect) && (Encoding & DW_EH_PE_pcrel)) {
+ const MCSymbol *Sym = TM.getSymbol(GV, Mang);
const MCExpr *Res =
MCSymbolRefExpr::Create(Sym, MCSymbolRefExpr::VK_GOTPCREL, getContext());
const MCExpr *Four = MCConstantExpr::Create(4, getContext());
MCSymbol *X86_64MachoTargetObjectFile::getCFIPersonalitySymbol(
const GlobalValue *GV, Mangler &Mang, const TargetMachine &TM,
MachineModuleInfo *MMI) const {
- return TM.getTargetLowering()->getSymbol(GV, Mang);
+ return TM.getSymbol(GV, Mang);
}
void
// operation.
const SubOperator *Sub = dyn_cast<SubOperator>(CE);
if (!Sub)
- return 0;
+ return nullptr;
// Symbols must first be numbers before we can subtract them, we need to see a
// ptrtoint on both subtraction operands.
const PtrToIntOperator *SubRHS =
dyn_cast<PtrToIntOperator>(Sub->getOperand(1));
if (!SubLHS || !SubRHS)
- return 0;
+ return nullptr;
// Our symbols should exist in address space zero, cowardly no-op if
// otherwise.
if (SubLHS->getPointerAddressSpace() != 0 ||
SubRHS->getPointerAddressSpace() != 0)
- return 0;
+ return nullptr;
// Both ptrtoint instructions must wrap global variables:
// - Only global variables are eligible for image relative relocations.
const GlobalVariable *GVRHS =
dyn_cast<GlobalVariable>(SubRHS->getPointerOperand());
if (!GVLHS || !GVRHS)
- return 0;
+ return nullptr;
// We expect __ImageBase to be a global variable without a section, externally
// defined.
if (GVRHS->isThreadLocal() || GVRHS->getName() != "__ImageBase" ||
!GVRHS->hasExternalLinkage() || GVRHS->hasInitializer() ||
GVRHS->hasSection())
- return 0;
+ return nullptr;
// An image-relative, thread-local, symbol makes no sense.
if (GVLHS->isThreadLocal())
- return 0;
+ return nullptr;
- return MCSymbolRefExpr::Create(TM.getTargetLowering()->getSymbol(GVLHS, Mang),
+ return MCSymbolRefExpr::Create(TM.getSymbol(GVLHS, Mang),
MCSymbolRefExpr::VK_COFF_IMGREL32,
getContext());
}