1272   const ConstantFP *MaybeCst = getConstantFPVRegVal(Op, MRI);  in constantFoldFpUnary()  local
1273   if (!MaybeCst)  in constantFoldFpUnary()
1276   APFloat V = MaybeCst->getValueAPF();  in constantFoldFpUnary()
2451   auto MaybeCst = isConstantOrConstantSplatVector(*MI, MRI);  in matchConstantOp()  local
2452   return MaybeCst && MaybeCst->getBitWidth() <= 64 &&  in matchConstantOp()
2453          MaybeCst->getSExtValue() == C;  in matchConstantOp()
2971     auto MaybeCst = getIConstantSplatSExtVal(*CstDef, MRI);  in matchNotCmp()  local
2972     if (!MaybeCst)  in matchNotCmp()
2974     if (!isConstValidTrue(TLI, Ty.getScalarSizeInBits(), *MaybeCst, true, IsFP))  in matchNotCmp()
4632   auto MaybeCst = ConstantFoldBinOp(MI.getOpcode(), Op1, Op2, MRI);  in matchConstantFold()  local
4633   if (!MaybeCst)  in matchConstantFold()
4635   MatchInfo = *MaybeCst;  in matchConstantFold()
5647     const ConstantFP *MaybeCst = getConstantFPVRegVal(MaybeNaNReg, MRI);  in matchCombineFMinMaxNaN()  local
5648     if (!MaybeCst || !MaybeCst->getValueAPF().isNaN())  in matchCombineFMinMaxNaN()