347     if (RC1[B1+i].Type == BitTracker::BitValue::Ref && RC1[B1+i].RefI.Reg == 0)  in isEqual()
350     if (RC2[B2+i].Type == BitTracker::BitValue::Ref && RC2[B2+i].RefI.Reg == 0)  in isEqual()
372     const BitTracker::BitValue &BV = RC[i-1];  in getConst()
1865     const BitTracker::BitValue &RV = RC[i+B];  in matchHalf()
1866     if (RV.Type == BitTracker::BitValue::Ref) {  in matchHalf()
2242   const BitTracker::BitValue &B0 = RC[0];  in genBitSplit()
2243   if (B0.Type != BitTracker::BitValue::Ref)  in genBitSplit()
2252     const BitTracker::BitValue &V = RC[i];  in genBitSplit()
2253     if (V.Type != BitTracker::BitValue::Ref)  in genBitSplit()
2273     const BitTracker::BitValue &S0 = SC[0];  in genBitSplit()
2274     if (S0.Type != BitTracker::BitValue::Ref || S0.RefI.Reg != SrcR)  in genBitSplit()
2288       const BitTracker::BitValue &V = SC[I];  in genBitSplit()
2289       if (V.Type != BitTracker::BitValue::Ref)  in genBitSplit()
2377   const BitTracker::BitValue &V = SC[F+BN];  in simplifyTstbit()
2378   if (V.Type == BitTracker::BitValue::Ref && V.RefI.Reg != RS.Reg) {  in simplifyTstbit()
2454   const BitTracker::BitValue &TopV = RC[W-1];  in simplifyExtractLow()
2461     const BitTracker::BitValue &V = RC[I];  in simplifyExtractLow()
2462     if (V.Type == BitTracker::BitValue::Ref && V.RefI.Reg == RD.Reg)  in simplifyExtractLow()
2480     assert(TopV.Type == BitTracker::BitValue::Ref);  in simplifyExtractLow()
2642     const BitTracker::BitValue &V = SC[I];  in simplifyRCmp0()
2656       NewRC[I] = BitTracker::BitValue(C & 1);  in simplifyRCmp0()
2723       NewRC[0] = BitTracker::BitValue::self();  in simplifyRCmp0()
2724       NewRC.fill(1, W, BitTracker::BitValue::Zero);  in simplifyRCmp0()
3008     const BitTracker::BitValue &V = RC[i];  in isConst()
3062     const BitTracker::BitValue &V = OutC[i];  in isShuffleOf()
3063     if (V.Type != BitTracker::BitValue::Ref)  in isShuffleOf()
3082     const BitTracker::BitValue &V1 = OutC1[i], &V2 = OutC2[i];  in isSameShuffle()
3083     if (V1.Type != V2.Type || V1.Type == BitTracker::BitValue::One)  in isSameShuffle()
3085     if (V1.Type != BitTracker::BitValue::Ref)  in isSameShuffle()