Home
last modified time | relevance | path

Searched refs:UnsetBitsMask (Results 1 – 1 of 1) sorted by relevance

/llvm-project-15.0.7/llvm/lib/Transforms/InstCombine/
H A DInstCombineAndOrXor.cpp823 APInt &UnsetBitsMask) -> bool { in foldSignedTruncationCheck() argument
827 Pred, X, UnsetBitsMask, in foldSignedTruncationCheck()
835 UnsetBitsMask = *Mask; in foldSignedTruncationCheck()
843 APInt UnsetBitsMask; in foldSignedTruncationCheck() local
844 if (!tryToDecompose(OtherICmp, X0, UnsetBitsMask)) in foldSignedTruncationCheck()
847 assert(!UnsetBitsMask.isZero() && "empty mask makes no sense."); in foldSignedTruncationCheck()
855 UnsetBitsMask = UnsetBitsMask.zext(X1->getType()->getScalarSizeInBits()); in foldSignedTruncationCheck()
865 if (!UnsetBitsMask.intersects(SignBitsMask)) in foldSignedTruncationCheck()
869 if (!UnsetBitsMask.isSubsetOf(SignBitsMask)) { in foldSignedTruncationCheck()
870 APInt OtherHighestBit = (~UnsetBitsMask) + 1U; in foldSignedTruncationCheck()