766     if (ConstantFP *CF = dyn_cast<ConstantFP>(opr0)) {  in TDOFold()  local
768         if (CF->isExactlyValue(ftbl[i].input)) {  in TDOFold()
769           Value *nval = ConstantFP::get(CF->getType(), ftbl[i].result);  in TDOFold()
806   if (ConstantFP *CF = dyn_cast<ConstantFP>(opr0)) {  in fold_recip()  local
810     Value *nval = B.CreateFDiv(ConstantFP::get(CF->getType(), 1.0),  in fold_recip()
859   ConstantFP *CF;  in fold_pow()  local
869     CF = dyn_cast<ConstantFP>(opr1);  in fold_pow()
878     CF = CDV ? dyn_cast_or_null<ConstantFP>(CDV->getSplatValue()) : nullptr;  in fold_pow()
883   if (!isUnsafeMath(CI) && !CF && !CINT && !CZero)  in fold_pow()
889   if ((CF && CF->isZero()) || (CINT && ci_opr1 == 0) || CZero) {  in fold_pow()
899   if ((CF && CF->isExactlyValue(1.0)) || (CINT && ci_opr1 == 1)) {  in fold_pow()
905   if ((CF && CF->isExactlyValue(2.0)) || (CINT && ci_opr1 == 2)) {  in fold_pow()
913   if ((CF && CF->isExactlyValue(-1.0)) || (CINT && ci_opr1 == -1)) {  in fold_pow()
926   if (CF && (CF->isExactlyValue(0.5) || CF->isExactlyValue(-0.5))) {  in fold_pow()
928     bool issqrt = CF->isExactlyValue(0.5);  in fold_pow()
948   if (CF) {  in fold_pow()
950                     ? (double)CF->getValueAPF().convertToFloat()  in fold_pow()
951                     : CF->getValueAPF().convertToDouble();  in fold_pow()
1009     CF = dyn_cast<ConstantFP>(opr0);  in fold_pow()
1011     if (CF) {  in fold_pow()
1013                    ? (double)CF->getValueAPF().convertToFloat()  in fold_pow()
1014                    : CF->getValueAPF().convertToDouble();  in fold_pow()
1019                      CF->isNegative();  in fold_pow()
1023                                (!CF || CF->isNegative());  in fold_pow()
1062       if (const ConstantFP *CF = dyn_cast<ConstantFP>(opr1)) {  in fold_pow()  local
1064                    ? (double)CF->getValueAPF().convertToFloat()  in fold_pow()
1065                    : CF->getValueAPF().convertToDouble();  in fold_pow()
1220   if (ConstantFP *CF = dyn_cast<ConstantFP>(opr2)) {  in fold_fma_mad()  local
1221     if (CF->isZero()) {  in fold_fma_mad()