Use MF variable

Author: arsenm

llvm/lib/Target/AMDGPU/AMDGPUCallLowering.cpp

@@ -416,7 +416,7 @@ void AMDGPUCallLowering::lowerParameter(MachineIRBuilder &B, ArgInfo &OrigArg,
   const Function &F = MF.getFunction();
   const DataLayout &DL = F.getDataLayout();
   const SITargetLowering &TLI = *getTLI<SITargetLowering>();
-  MachinePointerInfo PtrInfo = TLI.getKernargSegmentPtrInfo(B.getMF());
+  MachinePointerInfo PtrInfo = TLI.getKernargSegmentPtrInfo(MF);
 
   LLT PtrTy = LLT::pointer(AMDGPUAS::CONSTANT_ADDRESS, 64);