273 static bool isKnownNonZero(const Value *V, const APInt &DemandedElts,
276 static bool isKnownNonZero(const Value *V, unsigned Depth,
279 bool llvm::isKnownNonZero(const Value *V, const DataLayout &DL, unsigned Depth,  in isKnownNonZero()  function in llvm
282   return ::isKnownNonZero(  in isKnownNonZero()
298   return isKnownNonNegative(V, SQ, Depth) && ::isKnownNonZero(V, Depth, SQ);  in isKnownPositive()
826        isKnownNonZero(I->getOperand(1), DemandedElts, Depth + 1, Q));  in computeKnownBitsFromShiftOperator()
1987            (OrZero || isKnownNonZero(I, Depth, Q));  in isKnownToBeAPowerOfTwo()
1997       return OrZero || isKnownNonZero(I->getOperand(0), Depth, Q);  in isKnownToBeAPowerOfTwo()
2112   if (isKnownNonZero(GEP->getPointerOperand(), Depth, Q))  in isGEPKnownNonNull()
2151     if (isKnownNonZero(GTI.getOperand(), Depth, Q))  in isGEPKnownNonNull()
2309     if (isKnownNonZero(Y, DemandedElts, Depth, Q) ||  in isNonZeroAdd()
2310         isKnownNonZero(X, DemandedElts, Depth, Q))  in isNonZeroAdd()
2344     if (C->isNullValue() && isKnownNonZero(Y, DemandedElts, Depth, Q))  in isNonZeroSub()
2395       isKnownNonZero(I->getOperand(0), DemandedElts, Depth, Q))  in isNonZeroShift()
2444       return isKnownNonZero(I->getOperand(0), Depth, Q);  in isKnownNonZeroFromOperator()
2453       return isKnownNonZero(I->getOperand(0), Depth, Q);  in isKnownNonZeroFromOperator()
2461       return isKnownNonZero(I->getOperand(0), Depth, Q);  in isKnownNonZeroFromOperator()
2468     return isKnownNonZero(I->getOperand(1), DemandedElts, Depth, Q) ||  in isKnownNonZeroFromOperator()
2469            isKnownNonZero(I->getOperand(0), DemandedElts, Depth, Q);  in isKnownNonZeroFromOperator()
2473     return isKnownNonZero(I->getOperand(0), Depth, Q);  in isKnownNonZeroFromOperator()
2479       return isKnownNonZero(I->getOperand(0), Depth, Q);  in isKnownNonZeroFromOperator()
2495       return isKnownNonZero(I->getOperand(0), Depth, Q);  in isKnownNonZeroFromOperator()
2511       return isKnownNonZero(I->getOperand(0), DemandedElts, Depth, Q);  in isKnownNonZeroFromOperator()
2541       return isKnownNonZero(I->getOperand(1), DemandedElts, Depth, Q) ||  in isKnownNonZeroFromOperator()
2542              isKnownNonZero(I->getOperand(0), DemandedElts, Depth, Q);  in isKnownNonZeroFromOperator()
2552       return isKnownNonZero(I->getOperand(0), DemandedElts, Depth, Q) &&  in isKnownNonZeroFromOperator()
2553              isKnownNonZero(I->getOperand(1), DemandedElts, Depth, Q);  in isKnownNonZeroFromOperator()
2560       return isKnownNonZero(I->getOperand(1), DemandedElts, Depth, Q);  in isKnownNonZeroFromOperator()
2566              isKnownNonZero(I->getOperand(0), DemandedElts, Depth, Q);  in isKnownNonZeroFromOperator()
2587       if (isKnownNonZero(Op, DemandedElts, Depth, Q))  in isKnownNonZeroFromOperator()
2637       return isKnownNonZero(U.get(), DemandedElts, NewDepth, RecQ);  in isKnownNonZeroFromOperator()
2650         return isKnownNonZero(Vec, DemandedVecElts, Depth, Q);  in isKnownNonZeroFromOperator()
2655     return isKnownNonZero(I->getOperand(0), Depth, Q) &&  in isKnownNonZeroFromOperator()
2679         return isKnownNonZero(RP, Depth, Q);  in isKnownNonZeroFromOperator()
2681       if (RV->getType() == I->getType() && isKnownNonZero(RV, Depth, Q))  in isKnownNonZeroFromOperator()
2693         return isKnownNonZero(II->getArgOperand(0), DemandedElts, Depth, Q);  in isKnownNonZeroFromOperator()
2703         return isKnownNonZero(II->getArgOperand(1), DemandedElts, Depth, Q) ||  in isKnownNonZeroFromOperator()
2704                isKnownNonZero(II->getArgOperand(0), DemandedElts, Depth, Q);  in isKnownNonZeroFromOperator()
2726         return isKnownNonZero(II->getArgOperand(0), DemandedElts, Depth, Q) &&  in isKnownNonZeroFromOperator()
2727                isKnownNonZero(II->getArgOperand(1), DemandedElts, Depth, Q);  in isKnownNonZeroFromOperator()
2738           return isKnownNonZero(II->getArgOperand(0), DemandedElts, Depth, Q);  in isKnownNonZeroFromOperator()
2762 bool isKnownNonZero(const Value *V, const APInt &DemandedElts, unsigned Depth,  in isKnownNonZero()  function
2858 bool isKnownNonZero(const Value *V, unsigned Depth, const SimplifyQuery &Q) {  in isKnownNonZero()  function
2862   return isKnownNonZero(V, DemandedElts, Depth, Q);  in isKnownNonZero()
2985   return isKnownNonZero(Op, Depth + 1, Q);  in isAddOfNonZero()
2996            !C->isZero() && !C->isOne() && isKnownNonZero(V1, Depth + 1, Q);  in isNonEqualMul()
3009            !C->isZero() && isKnownNonZero(V1, Depth + 1, Q);  in isNonEqualShl()
7335 static bool isKnownNonZero(const Value *V) {  in isKnownNonZero()  function
7694     if (!FMF.noSignedZeros() && !isKnownNonZero(CmpLHS) &&  in matchSelectPattern()
7695         !isKnownNonZero(CmpRHS))  in matchSelectPattern()
7830       (!FMF.noSignedZeros() && !isKnownNonZero(CmpLHS) &&  in matchSelectPattern()
7831        !isKnownNonZero(CmpRHS)))  in matchSelectPattern()