diff options
Diffstat (limited to 'llvm/lib/CodeGen/GlobalISel/IRTranslator.cpp')
| -rw-r--r-- | llvm/lib/CodeGen/GlobalISel/IRTranslator.cpp | 14 |
1 files changed, 9 insertions, 5 deletions
diff --git a/llvm/lib/CodeGen/GlobalISel/IRTranslator.cpp b/llvm/lib/CodeGen/GlobalISel/IRTranslator.cpp index 884c3f1..b49040b 100644 --- a/llvm/lib/CodeGen/GlobalISel/IRTranslator.cpp +++ b/llvm/lib/CodeGen/GlobalISel/IRTranslator.cpp @@ -139,7 +139,7 @@ class DILocationVerifier : public GISelChangeObserver { public: DILocationVerifier() = default; - ~DILocationVerifier() = default; + ~DILocationVerifier() override = default; const Instruction *getCurrentInst() const { return CurrInst; } void setCurrentInst(const Instruction *Inst) { CurrInst = Inst; } @@ -1862,15 +1862,19 @@ bool IRTranslator::translateVectorDeinterleave2Intrinsic( void IRTranslator::getStackGuard(Register DstReg, MachineIRBuilder &MIRBuilder) { + Value *Global = TLI->getSDagStackGuard(*MF->getFunction().getParent()); + if (!Global) { + LLVMContext &Ctx = MIRBuilder.getContext(); + Ctx.diagnose(DiagnosticInfoGeneric("unable to lower stackguard")); + MIRBuilder.buildUndef(DstReg); + return; + } + const TargetRegisterInfo *TRI = MF->getSubtarget().getRegisterInfo(); MRI->setRegClass(DstReg, TRI->getPointerRegClass()); auto MIB = MIRBuilder.buildInstr(TargetOpcode::LOAD_STACK_GUARD, {DstReg}, {}); - Value *Global = TLI->getSDagStackGuard(*MF->getFunction().getParent()); - if (!Global) - return; - unsigned AddrSpace = Global->getType()->getPointerAddressSpace(); LLT PtrTy = LLT::pointer(AddrSpace, DL->getPointerSizeInBits(AddrSpace)); |