Lines Matching defs:BitMask

2421                                          Value *&BitMask, Value *&BitPos,
2457                              m_Value(BitMask),
2464                                m_CombineAnd(m_Value(BitMask), m_Power2()))) &&
2465            (BitPos = ConstantExpr::getExactLogBase2(cast<Constant>(BitMask)));
2473       BitMask = ConstantInt::get(CurrX->getType(), Res->Mask);
2581   Value *X, *BitMask, *BitPos, *XCurr;
2583   if (!detectShiftUntilBitTestIdiom(CurLoop, X, BitMask, BitPos, XCurr,
2632     // BitMask may be computed from BitPos, Freeze BitPos so we can increase
2651   Value *LowBitMask = Builder.CreateAdd(BitMask, Constant::getAllOnesValue(Ty),
2654       Builder.CreateOr(LowBitMask, BitMask, BitPos->getName() + ".mask");